William Blair Investment Management
Latest statistics and disclosures from William Blair Investment Management's latest quarterly 13F-HR filing:
- Top 5 stock holdings are NVDA, TSM, MSFT, AAPL, AMZN, and represent 22.26% of William Blair Investment Management's stock portfolio.
- Added to shares of these 10 stocks: NOW (+$272M), GOOGL (+$209M), ARGX (+$188M), SNOW (+$182M), HQY (+$170M), DCI (+$151M), LECO (+$146M), FFIV (+$141M), HALO (+$124M), OWL (+$114M).
- Started 46 new stock positions in BSX, PEN, VVX, GOOG, FFIV, GFI, ADMA, BGSI, ARGX, V.
- Reduced shares in these 10 stocks: CIEN (-$314M), LRCX (-$297M), RY (-$242M), LYV (-$229M), LRN (-$225M), UBER (-$212M), NVDA (-$175M), CFLT (-$170M), MSFT (-$168M), FTAI (-$151M).
- Sold out of its positions in ASO, ACHC, BV, CBZ, CP, BVN, CFLT, CPNG, CBRL, EVH.
- William Blair Investment Management was a net seller of stock by $-2.9B.
- William Blair Investment Management has $36B in assets under management (AUM), dropping by -7.30%.
- Central Index Key (CIK): 0001644956
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Portfolio Holdings for William Blair Investment Management
William Blair Investment Management holds 413 positions in its portfolio as reported in the December 2025 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price | |
|---|---|---|---|---|---|---|
| NVIDIA Corporation (NVDA) | 5.5 | $2.0B | -8% | 11M | 186.50 |
|
| Taiwan Semiconductor Mfg Sponsored Ads (TSM) | 5.1 | $1.8B | -6% | 6.0M | 303.86 |
|
| Microsoft Corporation (MSFT) | 4.7 | $1.7B | -9% | 3.5M | 483.62 |
|
| Apple (AAPL) | 4.1 | $1.5B | -3% | 5.4M | 271.86 |
|
| Amazon (AMZN) | 2.8 | $1.0B | 4.4M | 230.82 |
|
|
| Alphabet Cap Stk Cl A (GOOGL) | 2.8 | $988M | +26% | 3.2M | 313.00 |
|
| Broadcom (AVGO) | 2.4 | $878M | -9% | 2.5M | 346.10 |
|
| Meta Platforms Cl A (META) | 2.2 | $783M | 1.2M | 660.09 |
|
|
| Mastercard Incorporated Cl A (MA) | 1.7 | $619M | 1.1M | 570.88 |
|
|
| Carlyle Group (CG) | 1.2 | $422M | -18% | 7.1M | 59.11 |
|
| Transunion (TRU) | 0.9 | $340M | -15% | 4.0M | 85.75 |
|
| MercadoLibre (MELI) | 0.9 | $334M | -27% | 166k | 2014.26 |
|
| Servicenow (NOW) | 0.9 | $329M | +474% | 2.1M | 153.19 |
|
| Nu Hldgs Ord Shs Cl A (NU) | 0.9 | $313M | -3% | 19M | 16.74 |
|
| Sea Sponsord Ads (SE) | 0.8 | $302M | -31% | 2.4M | 127.55 |
|
| IDEXX Laboratories (IDXX) | 0.8 | $299M | -3% | 441k | 676.53 |
|
| Snowflake Com Shs (SNOW) | 0.8 | $296M | +159% | 1.3M | 219.36 |
|
| Intuit (INTU) | 0.8 | $293M | -9% | 442k | 662.42 |
|
| Monster Beverage Corp (MNST) | 0.8 | $288M | +25% | 3.8M | 76.67 |
|
| Advanced Micro Devices (AMD) | 0.8 | $287M | +27% | 1.3M | 214.16 |
|
| Costco Wholesale Corporation (COST) | 0.8 | $283M | 329k | 862.34 |
|
|
| Agilent Technologies Inc C ommon (A) | 0.8 | $281M | -3% | 2.1M | 136.07 |
|
| Linde SHS (LIN) | 0.8 | $274M | +19% | 644k | 426.39 |
|
| Onto Innovation (ONTO) | 0.8 | $273M | -12% | 1.7M | 157.86 |
|
| O'reilly Automotive (ORLY) | 0.8 | $272M | +2% | 3.0M | 91.21 |
|
| Itau Unibanco Hldg S A Spon Adr Rep Pfd (ITUB) | 0.7 | $262M | +24% | 37M | 7.16 |
|
| Ciena Corp Com New (CIEN) | 0.7 | $257M | -54% | 1.1M | 233.87 |
|
| UnitedHealth (UNH) | 0.7 | $252M | 762k | 330.11 |
|
|
| Pure Storage Cl A (PSTG) | 0.7 | $251M | -19% | 3.7M | 67.01 |
|
| Oracle Corporation (ORCL) | 0.7 | $245M | +13% | 1.3M | 194.91 |
|
| Doximity Cl A (DOCS) | 0.7 | $242M | -6% | 5.5M | 44.28 |
|
| Tyler Technologies (TYL) | 0.6 | $225M | +7% | 495k | 453.95 |
|
| Credicorp (BAP) | 0.6 | $220M | -6% | 767k | 287.00 |
|
| Globus Med Cl A (GMED) | 0.6 | $220M | -10% | 2.5M | 87.31 |
|
| Talen Energy Corp (TLN) | 0.6 | $213M | -16% | 569k | 374.84 |
|
| Insmed Com Par $.01 (INSM) | 0.6 | $213M | -21% | 1.2M | 174.04 |
|
| Primo Brands Corporation Class A Com Shs (PRMB) | 0.6 | $207M | +6% | 13M | 16.35 |
|
| Madrigal Pharmaceuticals (MDGL) | 0.6 | $206M | -13% | 354k | 582.34 |
|
| Mueller Industries (MLI) | 0.6 | $204M | -10% | 1.8M | 114.80 |
|
| Everest Re Group (EG) | 0.6 | $198M | -10% | 584k | 339.35 |
|
| Veeva Sys Cl A Com (VEEV) | 0.5 | $197M | +17% | 881k | 223.23 |
|
| Q2 Holdings (QTWO) | 0.5 | $195M | +25% | 2.7M | 72.16 |
|
| Bwx Technologies (BWXT) | 0.5 | $191M | -11% | 1.1M | 172.84 |
|
| Twist Bioscience Corp (TWST) | 0.5 | $189M | +43% | 6.0M | 31.72 |
|
| Argenx Se Sponsored Adr (ARGX) | 0.5 | $188M | NEW | 224k | 840.86 |
|
| The Baldwin Insurance Grp In Com Cl A (BWIN) | 0.5 | $181M | +47% | 7.5M | 24.03 |
|
| Cameco Corporation (CCJ) | 0.5 | $181M | -24% | 2.0M | 91.49 |
|
| Brink's Company (BCO) | 0.5 | $180M | -12% | 1.5M | 116.73 |
|
| Copart (CPRT) | 0.5 | $180M | 4.6M | 39.15 |
|
|
| Waystar Holding Corp (WAY) | 0.5 | $173M | 5.3M | 32.75 |
|
|
| Healthequity (HQY) | 0.5 | $170M | NEW | 1.9M | 91.61 |
|
| Martin Marietta Materials (MLM) | 0.5 | $168M | -2% | 270k | 622.66 |
|
| Coherent Corp (COHR) | 0.4 | $161M | -36% | 873k | 184.57 |
|
| Planet Fitness Cl A (PLNT) | 0.4 | $158M | -8% | 1.5M | 108.47 |
|
| Lattice Semiconductor (LSCC) | 0.4 | $156M | +52% | 2.1M | 73.58 |
|
| Curtiss-Wright (CW) | 0.4 | $153M | -10% | 278k | 551.27 |
|
| Donaldson Company (DCI) | 0.4 | $151M | +26235% | 1.7M | 88.66 |
|
| Amicus Therapeutics (FOLD) | 0.4 | $151M | -32% | 11M | 14.24 |
|
| Appfolio Com Cl A (APPF) | 0.4 | $149M | +15% | 638k | 232.65 |
|
| Chemed Corp Com Stk (CHE) | 0.4 | $148M | -10% | 345k | 427.86 |
|
| Lincoln Electric Holdings (LECO) | 0.4 | $146M | NEW | 610k | 239.64 |
|
| Western Alliance Bancorporation (WAL) | 0.4 | $144M | -28% | 1.7M | 84.07 |
|
| Casella Waste Sys Cl A (CWST) | 0.4 | $144M | -18% | 1.5M | 97.94 |
|
| Cava Group Ord (CAVA) | 0.4 | $142M | +28% | 2.4M | 58.69 |
|
| Clearwater Analytics Hldgs I Cl A (CWAN) | 0.4 | $142M | -31% | 5.9M | 24.12 |
|
| Bio-techne Corporation (TECH) | 0.4 | $141M | +40% | 2.4M | 58.81 |
|
| F5 Networks (FFIV) | 0.4 | $141M | NEW | 550k | 255.26 |
|
| Nvent Electric SHS (NVT) | 0.4 | $140M | -42% | 1.4M | 101.97 |
|
| Dynatrace Com New (DT) | 0.4 | $139M | -5% | 3.2M | 43.34 |
|
| Sharkninja Com Shs (SN) | 0.4 | $138M | -10% | 1.2M | 111.90 |
|
| Old National Ban (ONB) | 0.4 | $133M | 6.0M | 22.31 |
|
|
| Teradyne (TER) | 0.4 | $133M | -11% | 685k | 193.56 |
|
| Carpenter Technology Corporation (CRS) | 0.4 | $132M | -10% | 418k | 314.84 |
|
| Churchill Downs (CHDN) | 0.4 | $130M | +12% | 1.1M | 113.78 |
|
| Spotify Technology S A SHS (SPOT) | 0.4 | $129M | -21% | 222k | 580.71 |
|
| First Horizon National Corporation (FHN) | 0.4 | $128M | +2% | 5.3M | 23.90 |
|
| Glaukos (GKOS) | 0.3 | $125M | 1.1M | 112.91 |
|
|
| Halozyme Therapeutics (HALO) | 0.3 | $124M | NEW | 1.8M | 67.30 |
|
| Chipotle Mexican Grill (CMG) | 0.3 | $123M | -34% | 3.3M | 37.00 |
|
| Diebold Nixdorf Com Shs (DBD) | 0.3 | $122M | 1.8M | 67.89 |
|
|
| Freshpet (FRPT) | 0.3 | $119M | +30% | 2.0M | 60.93 |
|
| Pool Corporation (POOL) | 0.3 | $119M | -6% | 520k | 228.75 |
|
| Nextpower Class A Com (NXT) | 0.3 | $119M | -7% | 1.4M | 87.11 |
|
| National Vision Hldgs (EYE) | 0.3 | $117M | -6% | 4.5M | 25.82 |
|
| Eagle Materials (EXP) | 0.3 | $116M | -9% | 559k | 206.68 |
|
| Bright Horizons Fam Sol In D (BFAM) | 0.3 | $115M | -10% | 1.1M | 101.40 |
|
| Manhattan Associates (MANH) | 0.3 | $114M | -11% | 660k | 173.31 |
|
| Blue Owl Capital Com Cl A (OWL) | 0.3 | $114M | NEW | 7.6M | 14.94 |
|
| Grab Holdings Class A Ord (GRAB) | 0.3 | $113M | -6% | 23M | 4.99 |
|
| Evercore Class A (EVR) | 0.3 | $113M | -11% | 331k | 340.25 |
|
| ExlService Holdings (EXLS) | 0.3 | $110M | -10% | 2.6M | 42.44 |
|
| Novanta (NOVT) | 0.3 | $108M | -5% | 909k | 118.99 |
|
| Penumbra (PEN) | 0.3 | $108M | NEW | 346k | 310.91 |
|
| Inspire Med Sys (INSP) | 0.3 | $107M | -10% | 1.2M | 92.23 |
|
| Regal-beloit Corporation (RRX) | 0.3 | $107M | +88% | 759k | 140.32 |
|
| Garrett Motion (GTX) | 0.3 | $106M | -21% | 6.1M | 17.43 |
|
| Genedx Holdings Corp Com Cl A (WGS) | 0.3 | $105M | -33% | 809k | 130.06 |
|
| Maplebear (CART) | 0.3 | $100M | -30% | 2.2M | 44.98 |
|
| Bentley Sys Com Cl B (BSY) | 0.3 | $100M | -10% | 2.6M | 38.16 |
|
| Advanced Drain Sys Inc Del (WMS) | 0.3 | $100M | -16% | 688k | 144.83 |
|
| Encompass Health Corp (EHC) | 0.3 | $97M | +14% | 916k | 106.14 |
|
| Parsons Corporation (PSN) | 0.3 | $96M | -11% | 1.6M | 61.80 |
|
| Brookfield Asset Managmt Cl A Lmt Vtg Shs (BAM) | 0.3 | $96M | -42% | 1.8M | 52.39 |
|
| Krystal Biotech (KRYS) | 0.3 | $93M | +152% | 376k | 246.54 |
|
| Firstservice Corp (FSV) | 0.3 | $93M | +19% | 596k | 155.53 |
|
| TPG Com Cl A (TPG) | 0.3 | $92M | -11% | 1.4M | 63.84 |
|
| Cadence Bank | 0.3 | $92M | -15% | 2.1M | 42.84 |
|
| Fabrinet SHS (FN) | 0.3 | $91M | -11% | 200k | 455.28 |
|
| Lancaster Colony (MZTI) | 0.3 | $90M | -19% | 548k | 164.42 |
|
| Laureate Education Common Stock (LAUR) | 0.2 | $89M | +52% | 2.7M | 33.67 |
|
| Verisk Analytics (VRSK) | 0.2 | $89M | NEW | 400k | 223.69 |
|
| Acv Auctions Com Cl A (ACVA) | 0.2 | $87M | -5% | 11M | 8.02 |
|
| Skyline Corporation (SKY) | 0.2 | $86M | 1.0M | 84.50 |
|
|
| Reliance Steel & Aluminum (RS) | 0.2 | $81M | +24% | 280k | 288.87 |
|
| Vericel (VCEL) | 0.2 | $80M | 2.2M | 36.01 |
|
|
| Clean Harbors (CLH) | 0.2 | $80M | -11% | 339k | 234.48 |
|
| Ferrari Nv Ord (RACE) | 0.2 | $79M | -45% | 215k | 369.56 |
|
| Merit Medical Systems (MMSI) | 0.2 | $77M | 875k | 88.14 |
|
|
| Verra Mobility Corp Cl A Com Stk (VRRM) | 0.2 | $77M | 3.4M | 22.41 |
|
|
| Grand Canyon Education (LOPE) | 0.2 | $75M | +281% | 453k | 166.31 |
|
| Ida (IDA) | 0.2 | $73M | -7% | 576k | 126.56 |
|
| Flowserve Corporation (FLS) | 0.2 | $73M | +142% | 1.0M | 69.38 |
|
| Guidewire Software (GWRE) | 0.2 | $72M | -11% | 358k | 201.01 |
|
| Mercury Computer Systems (MRCY) | 0.2 | $72M | -60% | 984k | 73.01 |
|
| C H Robinson Worldwide Com New (CHRW) | 0.2 | $70M | NEW | 438k | 160.76 |
|
| Perella Weinberg Partners Class A Com (PWP) | 0.2 | $68M | +10% | 3.9M | 17.30 |
|
| Agilysys (AGYS) | 0.2 | $68M | 573k | 118.84 |
|
|
| Louisiana-Pacific Corporation (LPX) | 0.2 | $67M | -10% | 829k | 80.76 |
|
| Marex Group Ord (MRX) | 0.2 | $67M | +371% | 1.7M | 38.36 |
|
| Revolve Group Cl A (RVLV) | 0.2 | $65M | +16% | 2.1M | 30.19 |
|
| Quaker Chemical Corporation (KWR) | 0.2 | $65M | +33% | 470k | 137.31 |
|
| Tencent Music Entmt Group Spon Ads (TME) | 0.2 | $63M | -4% | 3.6M | 17.53 |
|
| Bellring Brands Common Stock (BRBR) | 0.2 | $60M | -11% | 2.2M | 26.73 |
|
| Arch Cap Group Ord (ACGL) | 0.2 | $57M | -14% | 589k | 95.92 |
|
| Ishares Tr Rus 1000 Grw Etf (IWF) | 0.1 | $53M | -34% | 111k | 473.30 |
|
| Lumentum Hldgs (LITE) | 0.1 | $52M | -49% | 140k | 368.59 |
|
| Modine Manufacturing (MOD) | 0.1 | $51M | 383k | 133.51 |
|
|
| Willscot Hldgs Corp Com Cl A (WSC) | 0.1 | $50M | -50% | 2.6M | 18.83 |
|
| Weatherford Intl Ord Shs (WFRD) | 0.1 | $50M | -22% | 636k | 78.26 |
|
| Rush Street Interactive (RSI) | 0.1 | $50M | +17% | 2.6M | 19.43 |
|
| OSI Systems (OSIS) | 0.1 | $49M | NEW | 191k | 255.06 |
|
| Icici Bank Adr (IBN) | 0.1 | $48M | -15% | 1.6M | 29.79 |
|
| Inter & Co Class A Com (INTR) | 0.1 | $47M | +60% | 5.6M | 8.48 |
|
| Tecnoglass Ord Shs (TGLS) | 0.1 | $47M | 930k | 50.32 |
|
|
| Establishment Labs Holdings Ord (ESTA) | 0.1 | $47M | -37% | 640k | 72.88 |
|
| Balchem Corporation (BCPC) | 0.1 | $46M | +8% | 299k | 153.36 |
|
| Alignment Healthcare (ALHC) | 0.1 | $46M | +8% | 2.3M | 19.75 |
|
| Jones Lang LaSalle Incorporated (JLL) | 0.1 | $45M | -6% | 134k | 336.47 |
|
| Banc Of California (BANC) | 0.1 | $45M | +8% | 2.3M | 19.29 |
|
| Tower Semiconductor Shs New (TSEM) | 0.1 | $45M | -46% | 379k | 117.42 |
|
| Stepstone Group Com Cl A (STEP) | 0.1 | $43M | +7% | 670k | 64.17 |
|
| Simply Good Foods (SMPL) | 0.1 | $43M | +28% | 2.1M | 20.08 |
|
| Texas Capital Bancshares (TCBI) | 0.1 | $42M | +17% | 468k | 90.54 |
|
| CECO Environmental (CECO) | 0.1 | $42M | +2% | 706k | 59.85 |
|
| Banner Corp Com New (BANR) | 0.1 | $42M | -6% | 664k | 62.66 |
|
| Insulet Corporation (PODD) | 0.1 | $41M | -50% | 146k | 284.24 |
|
| John Bean Technologies Corporation (JBTM) | 0.1 | $41M | -6% | 270k | 150.67 |
|
| Coca-cola Europacific Partne SHS (CCEP) | 0.1 | $41M | -9% | 448k | 90.70 |
|
| Caci Intl Cl A (CACI) | 0.1 | $41M | -17% | 76k | 532.81 |
|
| Hancock Holding Company (HWC) | 0.1 | $40M | +8% | 635k | 63.68 |
|
| Seacoast Bkg Corp Fla Com New (SBCF) | 0.1 | $40M | +4% | 1.3M | 31.42 |
|
| Gulfport Energy Corp Common Shares (GPOR) | 0.1 | $40M | -9% | 192k | 207.99 |
|
| Atlantic Union B (AUB) | 0.1 | $39M | +8% | 1.1M | 35.30 |
|
| PDF Solutions (PDFS) | 0.1 | $39M | 1.4M | 28.53 |
|
|
| Latam Airlines Group Sa Sponsored Adr (LTM) | 0.1 | $38M | NEW | 702k | 54.00 |
|
| Cognex Corporation (CGNX) | 0.1 | $38M | +18% | 1.1M | 35.98 |
|
| East West Ban (EWBC) | 0.1 | $37M | -6% | 331k | 112.39 |
|
| Americold Rlty Tr (COLD) | 0.1 | $37M | 2.9M | 12.86 |
|
|
| Impinj (PI) | 0.1 | $37M | +5% | 212k | 174.01 |
|
| Integer Hldgs (ITGR) | 0.1 | $37M | +70% | 468k | 78.43 |
|
| Rexford Industrial Realty Inc reit (REXR) | 0.1 | $36M | +7% | 935k | 38.72 |
|
| Healthcare Rlty Tr Cl A Com (HR) | 0.1 | $36M | -6% | 2.1M | 16.95 |
|
| Equity Lifestyle Properties (ELS) | 0.1 | $36M | -6% | 596k | 60.61 |
|
| Commercial Metals Company (CMC) | 0.1 | $36M | -9% | 517k | 69.22 |
|
| Applied Industrial Technologies (AIT) | 0.1 | $35M | +19% | 138k | 256.77 |
|
| Atmus Filtration Technologies Ord (ATMU) | 0.1 | $35M | -9% | 682k | 51.91 |
|
| Eastern Bankshares (EBC) | 0.1 | $35M | -9% | 1.9M | 18.43 |
|
| Lantheus Holdings Inc Common Stock Usd 0.01 (LNTH) | 0.1 | $35M | -9% | 522k | 66.55 |
|
| Sanmina (SANM) | 0.1 | $34M | -29% | 229k | 150.07 |
|
| Eli Lilly & Co. (LLY) | 0.1 | $34M | +108% | 32k | 1074.68 |
|
| Landbridge Company Cl A (LB) | 0.1 | $34M | NEW | 690k | 48.99 |
|
| Sylvamo Corp Common Stock (SLVM) | 0.1 | $34M | NEW | 702k | 48.15 |
|
| Huron Consulting (HURN) | 0.1 | $34M | -9% | 194k | 172.91 |
|
| Kirby Corporation (KEX) | 0.1 | $34M | -9% | 304k | 110.18 |
|
| Renasant (RNST) | 0.1 | $33M | +9% | 948k | 35.22 |
|
| Veracyte (VCYT) | 0.1 | $33M | +16% | 790k | 42.10 |
|
| Jefferson Capital (JCAP) | 0.1 | $33M | +6% | 1.5M | 22.34 |
|
| Thermon Group Holdings (THR) | 0.1 | $33M | -9% | 888k | 37.16 |
|
| U.S. Lime & Minerals (USLM) | 0.1 | $33M | -18% | 273k | 119.74 |
|
| Gxo Logistics Incorporated Common Stock (GXO) | 0.1 | $33M | -6% | 619k | 52.64 |
|
| Washington Federal (WAFD) | 0.1 | $32M | -9% | 997k | 32.03 |
|
| Helios Technologies (HLIO) | 0.1 | $31M | -20% | 587k | 53.49 |
|
| Zeta Global Holdings Corp Cl A (ZETA) | 0.1 | $31M | +8% | 1.5M | 20.35 |
|
| Kite Rlty Group Tr Com New (KRG) | 0.1 | $31M | -9% | 1.3M | 23.97 |
|
| Bloom Energy Corp Com Cl A (BE) | 0.1 | $30M | NEW | 348k | 86.89 |
|
| Caretrust Reit (CTRE) | 0.1 | $30M | -9% | 836k | 36.16 |
|
| ICU Medical, Incorporated (ICUI) | 0.1 | $30M | -9% | 211k | 142.67 |
|
| LXP Industrial Trust (LXP) | 0.1 | $30M | NEW | 604k | 49.58 |
|
| Selective Insurance (SIGI) | 0.1 | $30M | -9% | 358k | 83.67 |
|
| Bkv Corp (BKV) | 0.1 | $30M | +7% | 1.1M | 27.15 |
|
| Onemain Holdings (OMF) | 0.1 | $30M | -11% | 440k | 67.55 |
|
| Ul Solutions Class A Com Shs (ULS) | 0.1 | $30M | -6% | 376k | 78.86 |
|
| Rambus (RMBS) | 0.1 | $29M | +8% | 316k | 91.89 |
|
| U.S. Physical Therapy (USPH) | 0.1 | $29M | +7% | 371k | 78.09 |
|
| Kulicke and Soffa Industries (KLIC) | 0.1 | $29M | -9% | 632k | 45.56 |
|
| First Merchants Corporation (FRME) | 0.1 | $29M | -9% | 764k | 37.48 |
|
| Digitalbridge Group Cl A New (DBRG) | 0.1 | $29M | -25% | 1.9M | 15.34 |
|
| Expro Group Holdings Nv (XPRO) | 0.1 | $29M | -9% | 2.1M | 13.35 |
|
| Knight-swift Transn Hldgs In Cl A (KNX) | 0.1 | $29M | +6% | 544k | 52.28 |
|
| Hayward Hldgs (HAYW) | 0.1 | $28M | -9% | 1.8M | 15.45 |
|
| Spire (SR) | 0.1 | $28M | -9% | 339k | 82.70 |
|
| Essent (ESNT) | 0.1 | $28M | NEW | 430k | 65.01 |
|
| Brady Corp Cl A (BRC) | 0.1 | $28M | -9% | 353k | 78.37 |
|
| Korn Ferry Com New (KFY) | 0.1 | $27M | +4% | 415k | 66.02 |
|
| Steven Madden (SHOO) | 0.1 | $27M | -9% | 657k | 41.64 |
|
| Hanover Insurance (THG) | 0.1 | $27M | +6% | 149k | 182.77 |
|
| Maximus (MMS) | 0.1 | $27M | -9% | 314k | 86.32 |
|
| Tri Pointe Homes (TPH) | 0.1 | $27M | -9% | 857k | 31.47 |
|
| Fb Finl (FBK) | 0.1 | $27M | NEW | 483k | 55.80 |
|
| Alaska Air (ALK) | 0.1 | $27M | -9% | 535k | 50.30 |
|
| Silgan Holdings (SLGN) | 0.1 | $27M | +11% | 666k | 40.37 |
|
| Ameris Ban (ABCB) | 0.1 | $27M | -44% | 362k | 74.27 |
|
| Northwest Natural Holdin (NWN) | 0.1 | $27M | NEW | 575k | 46.74 |
|
| La-Z-Boy Incorporated (LZB) | 0.1 | $27M | +13% | 719k | 37.27 |
|
| Northwestern Energy Group In Com New (NWE) | 0.1 | $27M | -9% | 413k | 64.54 |
|
| Dycom Industries (DY) | 0.1 | $27M | -6% | 79k | 337.90 |
|
| Hub Group Cl A (HUBG) | 0.1 | $27M | -9% | 626k | 42.61 |
|
| Mirum Pharmaceuticals (MIRM) | 0.1 | $27M | +7% | 337k | 78.99 |
|
| Sportradar Group Class A Ord Shs (SRAD) | 0.1 | $27M | -4% | 1.1M | 23.77 |
|
| Ecovyst (ECVT) | 0.1 | $27M | -9% | 2.7M | 9.73 |
|
| Knowles (KN) | 0.1 | $26M | -20% | 1.2M | 21.43 |
|
| UMB Financial Corporation (UMBF) | 0.1 | $26M | -9% | 226k | 115.04 |
|
| Avnet (AVT) | 0.1 | $26M | -9% | 539k | 48.08 |
|
| Vectrus (VVX) | 0.1 | $26M | NEW | 471k | 54.55 |
|
| Vital Farms (VITL) | 0.1 | $26M | NEW | 799k | 31.94 |
|
| Elme Communities Sh Ben Int (ELME) | 0.1 | $26M | -9% | 1.5M | 17.40 |
|
| Agree Realty Corporation (ADC) | 0.1 | $25M | -6% | 353k | 72.03 |
|
| Haemonetics Corporation (HAE) | 0.1 | $25M | -33% | 315k | 80.15 |
|
| Palo Alto Networks (PANW) | 0.1 | $25M | +45% | 137k | 184.20 |
|
| Belden (BDC) | 0.1 | $25M | -9% | 215k | 116.55 |
|
| Aura Minerals Shs New (AUGO) | 0.1 | $25M | +9% | 496k | 50.41 |
|
| Biosante Pharmaceuticals (ANIP) | 0.1 | $25M | -9% | 317k | 78.94 |
|
| Bbb Foods Cl A Com (TBBB) | 0.1 | $25M | -14% | 743k | 33.39 |
|
| Extreme Networks (EXTR) | 0.1 | $25M | +9% | 1.5M | 16.65 |
|
| Albany Intl Corp Cl A (AIN) | 0.1 | $25M | -44% | 484k | 50.70 |
|
| Granite Construction (GVA) | 0.1 | $24M | -9% | 212k | 115.35 |
|
| Wiley John & Sons Cl A (WLY) | 0.1 | $24M | -9% | 795k | 30.63 |
|
| Four Corners Ppty Tr (FCPT) | 0.1 | $24M | -9% | 1.1M | 23.06 |
|
| Vertex Cl A (VERX) | 0.1 | $24M | +42% | 1.2M | 19.97 |
|
| Donnelley Finl Solutions (DFIN) | 0.1 | $24M | +8% | 519k | 46.69 |
|
| Trinet (TNET) | 0.1 | $24M | -9% | 403k | 59.13 |
|
| Diodes Incorporated (DIOD) | 0.1 | $23M | -9% | 472k | 49.34 |
|
| Armstrong World Industries (AWI) | 0.1 | $23M | -9% | 122k | 191.10 |
|
| Taylor Morrison Hom (TMHC) | 0.1 | $23M | -39% | 395k | 58.87 |
|
| Vishay Intertechnology (VSH) | 0.1 | $23M | -9% | 1.6M | 14.49 |
|
| Pbf Energy Cl A (PBF) | 0.1 | $23M | -9% | 846k | 27.12 |
|
| Esab Corporation (ESAB) | 0.1 | $23M | NEW | 205k | 111.72 |
|
| Sila Realty Trust Common Stock (SILA) | 0.1 | $23M | -9% | 980k | 23.31 |
|
| Boyd Group Services (BGSI) | 0.1 | $23M | NEW | 142k | 159.29 |
|
| Live Oak Bancshares (LOB) | 0.1 | $22M | NEW | 649k | 34.35 |
|
| Wal-Mart Stores (WMT) | 0.1 | $22M | -38% | 197k | 111.41 |
|
| Cargurus Com Cl A (CARG) | 0.1 | $22M | NEW | 567k | 38.35 |
|
| Antero Res (AR) | 0.1 | $22M | +24% | 626k | 34.46 |
|
| Adtran Holdings (ADTN) | 0.1 | $22M | -9% | 2.5M | 8.69 |
|
| Wyndham Hotels And Resorts (WH) | 0.1 | $21M | NEW | 279k | 75.56 |
|
| Winmark Corporation (WINA) | 0.1 | $21M | -26% | 52k | 404.94 |
|
| Valvoline Inc Common (VVV) | 0.1 | $20M | NEW | 700k | 29.06 |
|
| Yeti Hldgs (YETI) | 0.1 | $20M | -9% | 460k | 44.17 |
|
| Centuri Holdings Com Shs (CTRI) | 0.1 | $20M | NEW | 801k | 25.25 |
|
| Iamgold Corp (IAG) | 0.1 | $20M | -9% | 1.2M | 16.49 |
|
| Matson (MATX) | 0.1 | $20M | -9% | 162k | 123.55 |
|
| ABM Industries (ABM) | 0.1 | $20M | -30% | 471k | 42.30 |
|
| Argan (AGX) | 0.1 | $20M | -11% | 63k | 313.32 |
|
| Greif Cl A (GEF) | 0.1 | $19M | -9% | 285k | 67.70 |
|
| First Ban (FBNC) | 0.1 | $19M | -42% | 379k | 50.79 |
|
| Graham Corporation (GHM) | 0.1 | $19M | +8% | 298k | 64.23 |
|
| ESCO Technologies (ESE) | 0.1 | $19M | -9% | 98k | 195.39 |
|
| Hawkins (HWKN) | 0.1 | $19M | NEW | 134k | 142.06 |
|
| Celestica (CLS) | 0.1 | $19M | -45% | 64k | 295.61 |
|
| Lam Research Corp Com New (LRCX) | 0.1 | $19M | -93% | 111k | 171.18 |
|
| Intercorp Finl Svcs SHS (IFS) | 0.1 | $19M | +18% | 447k | 42.36 |
|
| Owens Corning (OC) | 0.1 | $19M | -6% | 168k | 111.91 |
|
| Embecta Corp Common Stock (EMBC) | 0.1 | $19M | -6% | 1.6M | 11.88 |
|
| Penguin Solutions (PENG) | 0.1 | $18M | NEW | 935k | 19.56 |
|
| Empire St Rlty Tr Cl A (ESRT) | 0.1 | $18M | -9% | 2.8M | 6.52 |
|
| Netstreit Corp (NTST) | 0.1 | $18M | -9% | 1.0M | 17.64 |
|
| UMH Properties (UMH) | 0.1 | $18M | -31% | 1.1M | 15.91 |
|
| Vertex Pharmaceuticals Incorporated (VRTX) | 0.1 | $18M | +6566% | 40k | 453.36 |
|
| Descartes Sys Grp (DSGX) | 0.1 | $18M | +35% | 205k | 87.66 |
|
| Matador Resources (MTDR) | 0.0 | $18M | -9% | 416k | 42.44 |
|
| Janus International Group In Common Stock (JBI) | 0.0 | $17M | -5% | 2.6M | 6.54 |
|
| Adma Biologics (ADMA) | 0.0 | $16M | NEW | 891k | 18.24 |
|
| Paymentus Holdings Com Cl A (PAY) | 0.0 | $16M | NEW | 511k | 31.59 |
|
| Sunstone Hotel Investors (SHO) | 0.0 | $16M | -9% | 1.8M | 8.94 |
|
| Stellar Bancorp Ord (STEL) | 0.0 | $16M | -55% | 515k | 30.94 |
|
| KAR Auction Services (OPLN) | 0.0 | $15M | -54% | 511k | 29.78 |
|
| Winnebago Industries (WGO) | 0.0 | $15M | -9% | 374k | 40.52 |
|
| Enterprise Financial Services (EFSC) | 0.0 | $13M | -57% | 246k | 54.00 |
|
| Procept Biorobotics Corp (PRCT) | 0.0 | $13M | +8% | 416k | 31.46 |
|
| Quanterix Ord (QTRX) | 0.0 | $13M | +55% | 2.0M | 6.36 |
|
| Innovex International (INVX) | 0.0 | $13M | -11% | 585k | 21.87 |
|
| Sterling Construction Company (STRL) | 0.0 | $13M | -47% | 41k | 306.23 |
|
| Grupo Aeroportuario Del Sure Spon Adr Ser B (ASR) | 0.0 | $13M | -9% | 39k | 323.40 |
|
| Rush Enterprises Cl A (RUSHA) | 0.0 | $13M | -76% | 231k | 53.94 |
|
| Hdfc Bank Sponsored Ads (HDB) | 0.0 | $12M | -23% | 338k | 36.54 |
|
| Brightsphere Investment Group (AAMI) | 0.0 | $12M | -9% | 255k | 47.00 |
|
| Aris Mng Corp (ARMN) | 0.0 | $12M | NEW | 717k | 16.23 |
|
| Dex (DXCM) | 0.0 | $11M | NEW | 172k | 66.37 |
|
| West Pharmaceutical Services (WST) | 0.0 | $11M | 41k | 275.14 |
|
|
| Edgewell Pers Care (EPC) | 0.0 | $11M | -9% | 664k | 17.05 |
|
| Humana (HUM) | 0.0 | $11M | +13% | 44k | 256.13 |
|
| Totalenergies Se Act (TTE) | 0.0 | $11M | NEW | 165k | 65.22 |
|
| Central Garden & Pet Cl A Non-vtg (CENTA) | 0.0 | $11M | -59% | 362k | 29.19 |
|
| Titan Machinery (TITN) | 0.0 | $11M | -9% | 695k | 15.04 |
|
| Atour Lifestyle Hldgs Sponsored Ads (ATAT) | 0.0 | $10M | +34% | 255k | 39.40 |
|
| Aehr Test Systems (AEHR) | 0.0 | $10M | -44% | 496k | 20.19 |
|
| XP Cl A (XP) | 0.0 | $9.8M | -67% | 597k | 16.37 |
|
| I3 Verticals Com Cl A (IIIV) | 0.0 | $9.7M | NEW | 386k | 25.19 |
|
| Marvell Technology (MRVL) | 0.0 | $9.2M | +480% | 108k | 84.98 |
|
| Applied Materials (AMAT) | 0.0 | $9.0M | -20% | 35k | 256.99 |
|
| Air Lease Corp Cl A (AL) | 0.0 | $8.9M | -60% | 139k | 64.23 |
|
| CRH Ord (CRH) | 0.0 | $8.7M | -30% | 70k | 124.80 |
|
| Intuitive Surgical Com New (ISRG) | 0.0 | $8.6M | -30% | 15k | 566.36 |
|
| Cellebrite Di Ordinary Shares (CLBT) | 0.0 | $8.5M | 474k | 18.03 |
|
|
| AmerisourceBergen (COR) | 0.0 | $8.2M | -30% | 24k | 337.75 |
|
| Motorola Solutions Com New (MSI) | 0.0 | $7.9M | +606% | 21k | 383.32 |
|
| Amprius Technologies Common Stock (AMPX) | 0.0 | $7.8M | NEW | 985k | 7.89 |
|
| salesforce (CRM) | 0.0 | $7.7M | -94% | 29k | 264.91 |
|
| Vnet Group Sponsored Ads A (VNET) | 0.0 | $7.4M | -42% | 880k | 8.46 |
|
| Blackstone Group Inc Com Cl A (BX) | 0.0 | $7.2M | +3175% | 47k | 154.14 |
|
| Progressive Corporation (PGR) | 0.0 | $7.1M | +7% | 31k | 227.72 |
|
| Millicom Intl Cellular S A Com Stk (TIGO) | 0.0 | $6.9M | -2% | 125k | 55.44 |
|
| JPMorgan Chase & Co. (JPM) | 0.0 | $6.7M | -31% | 21k | 322.22 |
|
| Abbott Laboratories (ABT) | 0.0 | $5.7M | -3% | 45k | 125.29 |
|
| Intercontinental Exchange (ICE) | 0.0 | $5.4M | -30% | 34k | 161.96 |
|
| Boston Scientific Corporation (BSX) | 0.0 | $4.9M | NEW | 52k | 95.35 |
|
| Keysight Technologies (KEYS) | 0.0 | $4.8M | +94% | 24k | 203.19 |
|
| Tko Group Holdings Cl A (TKO) | 0.0 | $4.8M | -31% | 23k | 209.00 |
|
| Visa Com Cl A (V) | 0.0 | $4.7M | NEW | 13k | 350.71 |
|
| Gra (GGG) | 0.0 | $4.5M | -30% | 55k | 81.97 |
|
| Uber Technologies (UBER) | 0.0 | $4.5M | -97% | 55k | 81.71 |
|
| Figure Technology Solutio Com Cl A (FIGR) | 0.0 | $4.3M | NEW | 106k | 40.84 |
|
| Astrazeneca Sponsored Adr | 0.0 | $4.3M | +43% | 47k | 91.93 |
|
| Makemytrip Limited Mauritius SHS (MMYT) | 0.0 | $4.1M | -93% | 50k | 82.12 |
|
| Netflix (NFLX) | 0.0 | $3.9M | +588% | 41k | 93.76 |
|
| Asml Holding N V N Y Registry Shs (ASML) | 0.0 | $3.7M | +7% | 3.4k | 1069.86 |
|
| Ryanair Holdings Sponsored Adr (RYAAY) | 0.0 | $3.7M | NEW | 51k | 72.19 |
|
| Lo (LOCO) | 0.0 | $3.4M | -71% | 329k | 10.46 |
|
| Dbx Etf Tr Xtrack Hrvst Csi (ASHR) | 0.0 | $3.0M | -11% | 90k | 32.85 |
|
| Treace Med Concepts (TMCI) | 0.0 | $2.8M | -68% | 1.1M | 2.45 |
|
| Barclays Adr (BCS) | 0.0 | $2.7M | +39% | 106k | 25.45 |
|
| Ishares Tr Rus 2000 Grw Etf (IWO) | 0.0 | $2.4M | -79% | 7.6k | 323.01 |
|
| Intercontinental Hotels Grou Sponsored Ads (IHG) | 0.0 | $2.4M | NEW | 17k | 140.83 |
|
| Sumitomo Mitsui Finl Group I Sponsored Adr (SMFG) | 0.0 | $2.4M | -5% | 124k | 19.33 |
|
| Oddity Tech Shs Cl A (ODD) | 0.0 | $2.4M | -31% | 60k | 40.18 |
|
| Ishares Tr Msci India Etf (INDA) | 0.0 | $2.3M | +12% | 42k | 54.05 |
|
| Banco Bilbao Vizcaya Argenta Sponsored Adr (BBVA) | 0.0 | $2.2M | -44% | 95k | 23.31 |
|
| Elf Beauty (ELF) | 0.0 | $2.1M | -2% | 28k | 76.04 |
|
| Sap Se Spon Adr (SAP) | 0.0 | $2.0M | -11% | 8.4k | 242.91 |
|
| Rbc Cad (RY) | 0.0 | $2.0M | -99% | 12k | 170.49 |
|
| Shopify Cl A Sub Vtg Shs (SHOP) | 0.0 | $1.7M | -5% | 11k | 160.97 |
|
| Alibaba Group Hldg Sponsored Ads (BABA) | 0.0 | $1.6M | NEW | 11k | 146.58 |
|
| Trip Com Group Ads (TCOM) | 0.0 | $1.6M | -4% | 22k | 71.91 |
|
| Gold Fields Sponsored Adr (GFI) | 0.0 | $1.1M | NEW | 26k | 43.66 |
|
| CSG Systems International (CSGS) | 0.0 | $979k | -96% | 13k | 76.69 |
|
| Wisdomtree Tr India Erngs Fd (EPI) | 0.0 | $972k | 21k | 46.29 |
|
|
| Netease Sponsored Ads (NTES) | 0.0 | $968k | +169% | 7.0k | 137.62 |
|
| Corteva (CTVA) | 0.0 | $960k | -13% | 14k | 67.03 |
|
| Apollo Global Mgmt (APO) | 0.0 | $925k | -3% | 6.4k | 144.76 |
|
| Relx Sponsored Adr (RELX) | 0.0 | $818k | -5% | 20k | 40.42 |
|
| Datadog Cl A Com (DDOG) | 0.0 | $778k | +40% | 5.7k | 135.99 |
|
| Ishares Tr Rus 2000 Val Etf (IWN) | 0.0 | $692k | NEW | 3.8k | 181.21 |
|
| Royal Gold (RGLD) | 0.0 | $570k | -8% | 2.6k | 222.29 |
|
| Allegion Ord Shs (ALLE) | 0.0 | $501k | -8% | 3.1k | 159.22 |
|
| Flex Ord (FLEX) | 0.0 | $499k | -7% | 8.3k | 60.42 |
|
| Dover Corporation (DOV) | 0.0 | $484k | -5% | 2.5k | 195.24 |
|
| Iren Ordinary Shares (IREN) | 0.0 | $482k | NEW | 13k | 37.77 |
|
| Icon SHS (ICLR) | 0.0 | $458k | +14% | 2.5k | 182.22 |
|
| Allison Transmission Hldngs I (ALSN) | 0.0 | $451k | -7% | 4.6k | 97.90 |
|
| NiSource (NI) | 0.0 | $433k | -8% | 10k | 41.76 |
|
| Genpact SHS (G) | 0.0 | $431k | -8% | 9.2k | 46.78 |
|
| Wright Express (WEX) | 0.0 | $426k | -8% | 2.9k | 148.98 |
|
| PPL Corporation (PPL) | 0.0 | $426k | -9% | 12k | 35.02 |
|
| Timken Company (TKR) | 0.0 | $425k | -8% | 5.0k | 84.13 |
|
| Axalta Coating Sys (AXTA) | 0.0 | $421k | -9% | 13k | 32.31 |
|
| Regency Centers Corporation (REG) | 0.0 | $413k | -9% | 6.0k | 69.03 |
|
| Ishares Tr Msci India Sm Cp (SMIN) | 0.0 | $412k | -54% | 5.9k | 69.91 |
|
| J.B. Hunt Transport Services (JBHT) | 0.0 | $404k | -20% | 2.1k | 194.34 |
|
| Crown Holdings (CCK) | 0.0 | $385k | -8% | 3.7k | 102.97 |
|
| Host Hotels & Resorts (HST) | 0.0 | $353k | -8% | 20k | 17.73 |
|
| Brunswick Corporation (BC) | 0.0 | $352k | -8% | 4.7k | 74.24 |
|
| Accenture Plc Ireland Shs Class A (ACN) | 0.0 | $346k | -7% | 1.3k | 268.30 |
|
| Molson Coors Beverage CL B (TAP) | 0.0 | $346k | -8% | 7.4k | 46.68 |
|
| Southstate Bk Corp (SSB) | 0.0 | $344k | +41% | 3.7k | 94.11 |
|
| Columbia Banking System (COLB) | 0.0 | $342k | -98% | 12k | 27.95 |
|
| Chesapeake Energy Corp (EXE) | 0.0 | $339k | -7% | 3.1k | 110.36 |
|
| Peak (DOC) | 0.0 | $323k | -8% | 20k | 16.08 |
|
| Alphabet Cap Stk Cl C (GOOG) | 0.0 | $322k | NEW | 1.0k | 313.80 |
|
| Labcorp Holdings Com Shs (LH) | 0.0 | $320k | -7% | 1.3k | 250.88 |
|
| Jabil Circuit (JBL) | 0.0 | $296k | -9% | 1.3k | 228.02 |
|
| Camden Ppty Tr Sh Ben Int (CPT) | 0.0 | $284k | -8% | 2.6k | 110.08 |
|
| Webster Financial Corporation (WBS) | 0.0 | $270k | 4.3k | 62.94 |
|
|
| Ingredion Incorporated (INGR) | 0.0 | $263k | -8% | 2.4k | 110.26 |
|
| Stag Industrial (STAG) | 0.0 | $257k | 7.0k | 36.76 |
|
|
| LKQ Corporation (LKQ) | 0.0 | $237k | -36% | 7.9k | 30.20 |
|
| State Street Corporation (STT) | 0.0 | $230k | -18% | 1.8k | 129.01 |
|
| American Financial (AFG) | 0.0 | $224k | -25% | 1.6k | 136.68 |
|
| Toll Brothers (TOL) | 0.0 | $213k | -18% | 1.6k | 135.22 |
|
| Entergy Corporation (ETR) | 0.0 | $209k | -18% | 2.3k | 92.43 |
|
| Willis Towers Watson SHS (WTW) | 0.0 | $203k | -18% | 619.00 | 328.60 |
|
| Permian Resources Corp Class A Com (PR) | 0.0 | $196k | -6% | 14k | 14.03 |
|
| Huntington Bancshares Incorporated (HBAN) | 0.0 | $193k | 11k | 17.35 |
|
|
| Gogo (GOGO) | 0.0 | $122k | -99% | 26k | 4.66 |
|
Past Filings by William Blair Investment Management
SEC 13F filings are viewable for William Blair Investment Management going back to 2015
- William Blair Investment Management 2025 Q4 filed Feb. 9, 2026
- William Blair Investment Management 2025 Q3 filed Nov. 12, 2025
- William Blair Investment Management 2025 Q2 filed July 29, 2025
- William Blair Investment Management 2025 Q1 filed May 9, 2025
- William Blair Investment Management 2024 Q4 filed Feb. 10, 2025
- William Blair Investment Management 2024 Q3 filed Nov. 8, 2024
- William Blair Investment Management 2024 Q2 filed Aug. 8, 2024
- William Blair Investment Management 2024 Q1 filed May 8, 2024
- William Blair Investment Management 2023 Q4 filed Feb. 9, 2024
- William Blair Investment Management 2023 Q3 filed Nov. 9, 2023
- William Blair Investment Management 2023 Q2 filed Aug. 11, 2023
- William Blair Investment Management 2023 Q1 filed May 12, 2023
- William Blair Investment Management 2022 Q4 filed Feb. 9, 2023
- William Blair Investment Management 2022 Q3 filed Nov. 9, 2022
- William Blair Investment Management 2022 Q2 filed Aug. 10, 2022
- William Blair Investment Management 2022 Q1 filed May 11, 2022