Gagnon Securities
Latest statistics and disclosures from Gagnon Securities's latest quarterly 13F-HR filing:
- Top 5 stock holdings are AL, ENSG, WGS, AMRC, CDNA, and represent 30.72% of Gagnon Securities's stock portfolio.
- Added to shares of these 10 stocks: FRSH (+$11M), HZO (+$6.6M), AMPL (+$5.5M), DV, KMX, VERX, CDNA, PCRX, GNRC, QDEL.
- Started 9 new stock positions in AMPL, MTSI, RDHL, RMBS, SVV, Cnfinance Hldgs, GOOG, HZO, ONTO.
- Reduced shares in these 10 stocks: PSIX (-$27M), AL (-$8.3M), EXAS (-$5.4M), ISRG, ENSG, FIVN, CARG, CAKE, CNF, CMG.
- Sold out of its positions in AKAM, CNF, DHX, Durect Corp, SHOO, MBLY, TTD, Walgreen Boots Alliance, WBD, YEXT.
- Gagnon Securities was a net seller of stock by $-18M.
- Gagnon Securities has $499M in assets under management (AUM), dropping by 1.25%.
- Central Index Key (CIK): 0001125725
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Portfolio Holdings for Gagnon Securities
Gagnon Securities holds 86 positions in its portfolio as reported in the September 2025 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price | |
|---|---|---|---|---|---|---|
| Air Lease Corp Cl A (AL) | 7.7 | $39M | -17% | 606k | 63.65 |
|
| Ensign (ENSG) | 6.3 | $32M | -12% | 183k | 172.77 |
|
| Genedx Holdings Corp Com Cl A (WGS) | 5.8 | $29M | 269k | 107.74 |
|
|
| Ameresco Cl A (AMRC) | 5.8 | $29M | 859k | 33.58 |
|
|
| Caredx (CDNA) | 5.0 | $25M | +11% | 1.7M | 14.54 |
|
| Freshworks Class A Com (FRSH) | 4.4 | $22M | +101% | 1.9M | 11.77 |
|
| Intuitive Surgical Com New (ISRG) | 3.9 | $19M | -19% | 43k | 447.23 |
|
| Enterprise Products Partners (EPD) | 3.3 | $17M | +8% | 529k | 31.27 |
|
| Treace Med Concepts (TMCI) | 3.0 | $15M | 2.3M | 6.71 |
|
|
| Blackline (BL) | 3.0 | $15M | +10% | 279k | 53.10 |
|
| Biolife Solutions Com New (BLFS) | 2.7 | $14M | 536k | 25.51 |
|
|
| Equinix (EQIX) | 2.7 | $14M | 17k | 783.24 |
|
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| Navigator Holdings Ltd Com Stk (NVGS) | 2.7 | $13M | 866k | 15.49 |
|
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| Generac Holdings (GNRC) | 2.6 | $13M | +13% | 78k | 167.40 |
|
| Cheesecake Factory Incorporated (CAKE) | 2.5 | $12M | -11% | 227k | 54.64 |
|
| Aspen Aerogels (ASPN) | 2.5 | $12M | -7% | 1.8M | 6.96 |
|
| Pacira Pharmaceuticals (PCRX) | 2.3 | $12M | +22% | 450k | 25.77 |
|
| Cargurus Com Cl A (CARG) | 2.0 | $10M | -16% | 272k | 37.23 |
|
| CarMax (KMX) | 2.0 | $10M | +38% | 226k | 44.87 |
|
| EXACT Sciences Corporation (EXAS) | 2.0 | $9.8M | -35% | 179k | 54.71 |
|
| Vertex (VERX) | 1.9 | $9.4M | +40% | 379k | 24.79 |
|
| Profound Med Corp (PROF) | 1.7 | $8.5M | 1.7M | 4.89 |
|
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| DV (DV) | 1.6 | $8.1M | +86% | 680k | 11.98 |
|
| Five9 (FIVN) | 1.5 | $7.2M | -26% | 299k | 24.20 |
|
| MarineMax (HZO) | 1.3 | $6.6M | NEW | 261k | 25.33 |
|
| 2060000 Power Solutions International (PSIX) | 1.3 | $6.4M | -81% | 65k | 98.22 |
|
| Alpha & Omega Semiconductor Lt SHS (AOSL) | 1.2 | $6.0M | 215k | 27.96 |
|
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| Amplitude Com Cl A (AMPL) | 1.1 | $5.5M | NEW | 511k | 10.72 |
|
| Proto Labs Spon Ads New (PRLB) | 1.1 | $5.4M | -5% | 109k | 50.03 |
|
| OraSure Technologies (OSUR) | 1.0 | $5.1M | 1.6M | 3.21 |
|
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| Chipotle Mexican Grill (CMG) | 0.9 | $4.7M | -17% | 120k | 39.19 |
|
| Caretrust Reit (CTRE) | 0.9 | $4.7M | -9% | 136k | 34.68 |
|
| Boston Beer Cl A (SAM) | 0.9 | $4.5M | -14% | 22k | 211.42 |
|
| Kaltura (KLTR) | 0.8 | $4.2M | +32% | 2.9M | 1.44 |
|
| NVIDIA Corporation (NVDA) | 0.8 | $3.8M | 21k | 186.58 |
|
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| Whitecap Res Cl A (WCPRF) | 0.7 | $3.7M | 487k | 7.63 |
|
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| Quidelortho Corp Com New (QDEL) | 0.7 | $3.6M | +68% | 123k | 29.45 |
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| Pennant Group (PNTG) | 0.7 | $3.6M | -6% | 142k | 25.22 |
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| ICU Medical, Incorporated (ICUI) | 0.7 | $3.4M | -11% | 29k | 119.96 |
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| Celcuity (CELC) | 0.5 | $2.7M | 54k | 49.40 |
|
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| Tapestry Com Cl A (TPR) | 0.5 | $2.4M | -8% | 22k | 113.22 |
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| Microchip Technology (MCHP) | 0.3 | $1.7M | 27k | 64.22 |
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| Global Net Lease Com New (GNL) | 0.3 | $1.6M | +83% | 194k | 8.13 |
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| Gentex Corporation (GNTX) | 0.3 | $1.6M | -2% | 55k | 28.30 |
|
| Sl Green Realty Corp (SLG) | 0.3 | $1.6M | 26k | 59.81 |
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| Nintendo (NTDOY) | 0.3 | $1.5M | -2% | 70k | 21.34 |
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| Cnfinance Hldgs Spon Ads | 0.3 | $1.3M | NEW | 317k | 4.19 |
|
| Pfizer Com New (PFE) | 0.2 | $1.1M | 43k | 25.48 |
|
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| Patterson-UTI Energy (PTEN) | 0.2 | $1.1M | +2% | 209k | 5.18 |
|
| Ncino Sponsored Ads (NCNO) | 0.2 | $1.0M | +4% | 38k | 27.11 |
|
| At&t (T) | 0.2 | $958k | +19% | 34k | 28.24 |
|
| Flagstar Bank National Associa Com New (FLG) | 0.2 | $866k | -36% | 75k | 11.55 |
|
| Exxon Mobil Corporation (XOM) | 0.2 | $815k | 7.2k | 112.75 |
|
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| Shopify Cl A Sub Vtg Shs (SHOP) | 0.2 | $794k | -6% | 5.3k | 148.61 |
|
| Devon Energy Corporation (DVN) | 0.1 | $711k | 20k | 35.06 |
|
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| Alphabet Cap Stk Cl A (GOOGL) | 0.1 | $621k | 2.6k | 243.10 |
|
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| Meta Platforms Cl A (META) | 0.1 | $616k | 839.00 | 734.38 |
|
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| Bio-techne Corporation (TECH) | 0.1 | $535k | +3% | 9.6k | 55.63 |
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| Marvell Technology Ord (MRVL) | 0.1 | $532k | +3% | 6.3k | 84.07 |
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| Digital Turbine Com New (APPS) | 0.1 | $524k | 82k | 6.40 |
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| Backblaze Com Cl A (BLZE) | 0.1 | $514k | 55k | 9.28 |
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| Micron Technology (MU) | 0.1 | $492k | -2% | 2.9k | 167.32 |
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| Himax Technologies Sponsored Adr (HIMX) | 0.1 | $481k | 55k | 8.83 |
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| Starbucks Corporation (SBUX) | 0.1 | $477k | 5.6k | 84.60 |
|
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| Alphabet Cap Stk Cl C (GOOG) | 0.1 | $471k | NEW | 1.9k | 243.55 |
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| CommVault Systems (CVLT) | 0.1 | $457k | -16% | 2.4k | 188.78 |
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| Cognex Corporation (CGNX) | 0.1 | $443k | 9.8k | 45.30 |
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| Paypal Holdings (PYPL) | 0.1 | $441k | 6.6k | 67.06 |
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| M/a (MTSI) | 0.1 | $391k | NEW | 3.1k | 124.49 |
|
| Life Time Group Holdings Common Stock (LTH) | 0.1 | $374k | 14k | 27.60 |
|
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| Actinium Pharmaceuticals (ATNM) | 0.1 | $362k | 226k | 1.60 |
|
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| Merck & Co (MRK) | 0.1 | $339k | 4.0k | 83.93 |
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| Etsy (ETSY) | 0.1 | $330k | 5.0k | 66.39 |
|
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| Ces Energy Solutions (CESDF) | 0.1 | $311k | 46k | 6.75 |
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| Viavi Solutions Inc equities (VIAV) | 0.1 | $305k | 24k | 12.69 |
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| Weave Communications (WEAV) | 0.1 | $304k | 46k | 6.68 |
|
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| Onto Innovation (ONTO) | 0.1 | $290k | NEW | 2.2k | 129.22 |
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| Rambus (RMBS) | 0.1 | $283k | NEW | 2.7k | 104.20 |
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| Microsoft Corporation (MSFT) | 0.1 | $262k | -26% | 506.00 | 517.95 |
|
| Aileron Therapeutics (RNTX) | 0.1 | $262k | +218% | 229k | 1.15 |
|
| Ringcentral Cl A (RNG) | 0.0 | $230k | 8.1k | 28.34 |
|
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| Gambling Com Group Ordinary Shares (GAMB) | 0.0 | $189k | +2% | 23k | 8.18 |
|
| Goodrx Hldgs Com Cl A (GDRX) | 0.0 | $186k | 44k | 4.23 |
|
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| Savers Value Village Ord (SVV) | 0.0 | $182k | NEW | 14k | 13.25 |
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| PetMed Express (PETS) | 0.0 | $60k | 24k | 2.51 |
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| Redhill Biopharma Sponsored Adr (RDHL) | 0.0 | $39k | NEW | 18k | 2.17 |
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Past Filings by Gagnon Securities
SEC 13F filings are viewable for Gagnon Securities going back to 2011
- Gagnon Securities 2025 Q3 filed Nov. 3, 2025
- Gagnon Securities 2025 Q2 filed July 23, 2025
- Gagnon Securities 2025 Q1 filed May 9, 2025
- Gagnon Securities 2024 Q4 filed Jan. 24, 2025
- Gagnon Securities 2024 Q3 filed Nov. 12, 2024
- Gagnon Securities 2024 Q2 filed Aug. 14, 2024
- Gagnon Securities 2024 Q1 filed May 13, 2024
- Gagnon Securities 2023 Q4 filed Feb. 14, 2024
- Gagnon Securities 2023 Q3 filed Nov. 14, 2023
- Gagnon Securities 2023 Q2 filed Aug. 8, 2023
- Gagnon Securities 2023 Q1 filed April 10, 2023
- Gagnon Securities 2022 Q4 filed Feb. 7, 2023
- Gagnon Securities 2022 Q3 filed Nov. 14, 2022
- Gagnon Securities 2022 Q2 filed Aug. 1, 2022
- Gagnon Securities 2022 Q1 filed May 9, 2022
- Gagnon Securities 2021 Q4 filed Feb. 8, 2022