Gagnon Securities
Latest statistics and disclosures from Gagnon Securities's latest quarterly 13F-HR filing:
- Top 5 stock holdings are ENSG, CDNA, AMRC, WGS, EPD, and represent 29.35% of Gagnon Securities's stock portfolio.
- Added to shares of these 10 stocks: SGOV (+$9.3M), HNGE, FRSH, QDEL, WGS, TMCI, PCRX, ASPN, AMPL, VERX.
- Started 6 new stock positions in EOG, SGOV, HNGE, DOCU, ELVA, PL.
- Reduced shares in these 10 stocks: , , NVDA, HZO, TPR, AOSL, , WCPRF, EPD, KMX.
- Sold out of its positions in Air Lease Corp, EXACT Sciences Corporation, XOM, GDRX, PYPL, PETS, TPR.
- Gagnon Securities was a net seller of stock by $-22M.
- Gagnon Securities has $433M in assets under management (AUM), dropping by -11.79%.
- Central Index Key (CIK): 0001125725
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Portfolio Holdings for Gagnon Securities
Gagnon Securities holds 85 positions in its portfolio as reported in the March 2026 quarterly 13F filing
| Company (Ticker) | Portfolio Weight | Valued At | Change in Shares | Share Count | Share Price | |
|---|---|---|---|---|---|---|
| Ensign (ENSG) | 8.4 | $36M | 180k | 201.50 |
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| Caredx (CDNA) | 7.1 | $31M | 1.8M | 17.36 |
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| Ameresco Cl A (AMRC) | 4.9 | $21M | 840k | 25.50 |
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| Genedx Holdings Corp Com Cl A (WGS) | 4.5 | $20M | +19% | 303k | 64.22 |
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| Enterprise Products Partners (EPD) | 4.5 | $20M | -2% | 514k | 37.84 |
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| Navigator Holdings Ltd Com Stk (NVGS) | 4.0 | $17M | +2% | 887k | 19.33 |
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| Equinix (EQIX) | 3.8 | $17M | 17k | 980.24 |
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| Generac Holdings (GNRC) | 3.4 | $15M | 75k | 195.33 |
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| Intuitive Surgical Com New (ISRG) | 3.4 | $15M | 32k | 460.99 |
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| Pacira Pharmaceuticals (PCRX) | 3.2 | $14M | +23% | 618k | 22.60 |
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| Freshworks Class A Com (FRSH) | 3.2 | $14M | +40% | 1.7M | 8.03 |
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| CarMax (KMX) | 3.0 | $13M | -3% | 310k | 41.58 |
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| Profound Med Corp (PROF) | 2.9 | $13M | 1.9M | 6.48 |
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| Cheesecake Factory Incorporated (CAKE) | 2.8 | $12M | 225k | 54.75 |
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| Blackline (BL) | 2.5 | $11M | +6% | 296k | 37.00 |
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| Biolife Solutions Com New (BLFS) | 2.4 | $10M | 537k | 19.08 |
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| Five9 (FIVN) | 2.2 | $9.4M | 622k | 15.17 |
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| Ishares Tr 0-3 Mnth Treasry (SGOV) | 2.2 | $9.3M | NEW | 93k | 100.66 |
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| Cargurus Com Cl A (CARG) | 2.1 | $9.2M | 272k | 34.05 |
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| Amplitude Com Cl A (AMPL) | 1.7 | $7.2M | +51% | 1.1M | 6.82 |
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| Treace Med Concepts (TMCI) | 1.6 | $7.0M | +67% | 5.2M | 1.34 |
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| Quidelortho Corp Com New (QDEL) | 1.5 | $6.6M | +153% | 403k | 16.43 |
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| Aspen Aerogels (ASPN) | 1.5 | $6.4M | +64% | 1.9M | 3.42 |
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| Proto Labs Spon Ads New (PRLB) | 1.5 | $6.3M | 111k | 57.02 |
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| Celcuity (CELC) | 1.4 | $6.1M | 53k | 114.14 |
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| MarineMax (HZO) | 1.4 | $6.0M | -31% | 221k | 27.06 |
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| Vertex (VERX) | 1.3 | $5.6M | +28% | 468k | 11.89 |
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| OraSure Technologies (OSUR) | 1.2 | $5.1M | +9% | 1.7M | 3.00 |
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| Chipotle Mexican Grill (CMG) | 1.2 | $5.1M | 158k | 32.01 |
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| Whitecap Res Cl A (WCPRF) | 1.1 | $4.9M | -10% | 435k | 11.25 |
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| Caretrust Reit (CTRE) | 1.1 | $4.9M | 133k | 36.65 |
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| Hinge Health Cl A (HNGE) | 1.1 | $4.8M | NEW | 124k | 38.56 |
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| DV (DV) | 1.1 | $4.6M | 489k | 9.50 |
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| Pennant Group (PNTG) | 1.0 | $4.2M | 138k | 30.48 |
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| Kaltura (KLTR) | 0.9 | $4.0M | +14% | 3.3M | 1.22 |
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| ICU Medical, Incorporated (ICUI) | 0.9 | $3.8M | +2% | 30k | 129.15 |
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| Alpha & Omega Semiconductor Lt SHS (AOSL) | 0.9 | $3.7M | -22% | 168k | 22.16 |
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| Patterson-UTI Energy (PTEN) | 0.8 | $3.4M | -10% | 315k | 10.83 |
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| Microchip Technology (MCHP) | 0.4 | $1.7M | 27k | 64.61 |
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| Boston Beer Cl A (SAM) | 0.4 | $1.7M | +13% | 7.2k | 230.40 |
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| Global Net Lease Com New (GNL) | 0.4 | $1.6M | 170k | 9.36 |
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| Gentex Corporation (GNTX) | 0.3 | $1.2M | +2% | 57k | 21.85 |
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| Pfizer Com New (PFE) | 0.3 | $1.2M | 44k | 28.08 |
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| Cnfinance Hldgs Spon Ads (CNF) | 0.3 | $1.2M | 314k | 3.91 |
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| Ncino Sponsored Ads (NCNO) | 0.3 | $1.2M | +8% | 80k | 14.98 |
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| Docusign (DOCU) | 0.2 | $1.0M | NEW | 21k | 47.41 |
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| Nintendo (NTDOY) | 0.2 | $996k | 70k | 14.29 |
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| Flagstar Bank National Assoc Com New (FLG) | 0.2 | $984k | 75k | 13.17 |
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| Devon Energy Corporation (DVN) | 0.2 | $959k | 19k | 50.32 |
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| Sl Green Realty Corp (SLG) | 0.2 | $955k | 26k | 36.94 |
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| At&t (T) | 0.2 | $930k | -3% | 32k | 28.99 |
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| M/a (MTSI) | 0.2 | $815k | +11% | 3.7k | 222.07 |
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| Alphabet Cap Stk Cl A (GOOGL) | 0.2 | $735k | 2.6k | 287.56 |
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| Marvell Technology Ord (MRVL) | 0.2 | $676k | +7% | 6.8k | 99.05 |
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| NVIDIA Corporation (NVDA) | 0.1 | $637k | -82% | 3.7k | 174.40 |
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| Alphabet Cap Stk Cl C (GOOG) | 0.1 | $555k | 1.9k | 286.86 |
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| Bio-techne Corporation (TECH) | 0.1 | $516k | +2% | 9.9k | 52.26 |
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| Viavi Solutions Inc equities (VIAV) | 0.1 | $483k | -39% | 15k | 33.28 |
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| Meta Platforms Cl A (META) | 0.1 | $480k | 839.00 | 572.13 |
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| Cognex Corporation (CGNX) | 0.1 | $479k | 9.8k | 48.99 |
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| Shopify Cl A Sub Vtg Shs (SHOP) | 0.1 | $466k | +6% | 3.9k | 118.62 |
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| Onto Innovation (ONTO) | 0.1 | $460k | 2.2k | 205.07 |
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| Ces Energy Solutions (CESDF) | 0.1 | $440k | -27% | 33k | 13.19 |
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| Gambling Com Group Ordinary Shares (GAMB) | 0.1 | $426k | +3% | 110k | 3.88 |
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| Merck & Co (MRK) | 0.1 | $384k | -17% | 3.2k | 120.29 |
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| Life Time Group Holdings Common Stock (LTH) | 0.1 | $365k | 14k | 26.94 |
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| Starbucks Corporation (SBUX) | 0.1 | $365k | -26% | 4.1k | 89.59 |
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| Micron Technology (MU) | 0.1 | $364k | 1.1k | 337.84 |
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| Himax Technologies Sponsored Adr (HIMX) | 0.1 | $352k | -17% | 45k | 7.87 |
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| CommVault Systems (CVLT) | 0.1 | $341k | +78% | 4.4k | 77.89 |
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| Akamai Technologies (AKAM) | 0.1 | $333k | +14% | 2.9k | 114.85 |
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| Ringcentral Cl A (RNG) | 0.1 | $313k | +3% | 8.4k | 37.19 |
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| Rein Therapeutics Com New (RNTX) | 0.1 | $311k | 240k | 1.30 |
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| Etsy (ETSY) | 0.1 | $289k | 5.8k | 49.98 |
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| EOG Resources (EOG) | 0.1 | $268k | NEW | 1.9k | 144.57 |
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| Digital Turbine Com New (APPS) | 0.1 | $236k | 82k | 2.88 |
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| Rambus (RMBS) | 0.1 | $234k | 2.7k | 86.03 |
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| Planet Labs Pbc Com Cl A (PL) | 0.1 | $233k | NEW | 8.4k | 27.95 |
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| Blackstone Group Inc Com Cl A (BX) | 0.1 | $223k | +31% | 1.9k | 114.99 |
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| Electrovaya COM New (ELVA) | 0.0 | $205k | NEW | 26k | 7.82 |
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| Microsoft Corporation (MSFT) | 0.0 | $202k | +7% | 545.00 | 370.17 |
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| Actinium Pharmaceuticals (ATNM) | 0.0 | $200k | 201k | 1.00 |
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| Savers Value Village Ord (SVV) | 0.0 | $187k | +82% | 25k | 7.44 |
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| Weave Communications (WEAV) | 0.0 | $158k | -51% | 34k | 4.62 |
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| Redhill Biopharma Sponsored Adr (RDHL) | 0.0 | $66k | +2% | 88k | 0.75 |
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Past Filings by Gagnon Securities
SEC 13F filings are viewable for Gagnon Securities going back to 2011
- Gagnon Securities 2026 Q1 filed April 22, 2026
- Gagnon Securities 2025 Q4 filed Feb. 13, 2026
- 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