Institutions / Gagnon Securities LLC
Gagnon Securities LLC
CIK 1125725 · Institution · as of Mar 31, 2026
Portfolio value
$433.21M
Positions
85
As of
Mar 31, 2026
Portfolio trend
Portfolio value
$433.21M-11.8%Positions
85-1.2%Top holdings
Mar 31, 2026View all 85 →
| Company | Value | % of portfolio |
|---|---|---|
| Ensign Group Inc/The | $36.20M | 8.4% |
| CareDx, Inc. | $30.59M | 7.1% |
| Ameresco, Inc. | $21.42M | 4.9% |
| GeneDx Holdings Corp. | $19.47M | 4.5% |
| Enterprise Products Partners L.P.EPD | $19.46M | 4.5% |
| Navigator Hldgs Ltd | $17.14M | 4.0% |
| Equinix Inc | $16.62M | 3.8% |
| Generac Holdings Inc. | $14.63M | 3.4% |
| Intuitive Surgical Inc | $14.58M | 3.4% |
| Pacira BioSciences Inc | $13.96M | 3.2% |
| Freshworks Inc. | $13.90M | 3.2% |
| CarMax Inc | $12.88M | 3.0% |
| Profound Med Corp | $12.60M | 2.9% |
| Cheesecake Factory Inc | $12.32M | 2.8% |
| Blackline, Inc. | $10.97M | 2.5% |
| Biolife Solutions Inc | $10.24M | 2.4% |
| Five9 Inc | $9.44M | 2.2% |
| iShares Tr | $9.33M | 2.2% |
| CarGurus, Inc. | $9.25M | 2.1% |
| Amplitude, Inc. | $7.23M | 1.7% |
| Treace Medical Concepts, Inc.TMCI | $6.97M | 1.6% |
| QuidelOrtho Corp | $6.63M | 1.5% |
| Aspen Aerogels Inc | $6.37M | 1.5% |
| Proto Labs Inc | $6.32M | 1.5% |
| Celcuity Inc.CELC | $6.09M | 1.4% |
Activity
Mar 31, 2026View full history →
InsidersInstitutions
This fund's 13F position changes — what it's buying and selling.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Q1 2026 as of | Exit | Sumisho Air Lease Corp Common stock | $-31.92M | -497K -100.00% | 0 | medium |
| Q1 2026 as of | Exit | Exact Sciences Corp. Common stock | $-17.00M | -167K -100.00% | 0 | medium |
| Q1 2026 as of | New | 46436E718 Common stock | $9.33M | +93K | 92,702 2.15% of portfolio | medium |
| Q1 2026 as of | New | Hinge Health, Inc. Common stock | $4.79M | +124K | 124,250 1.11% of portfolio | low |
| Q1 2026 as of | Add | Freshworks Inc. Common stock | $4.03M | +501K +40.76% | 1,731,367 3.21% of portfolio | low |
| Q1 2026 as of | Add | QuidelOrtho Corp Common stock | $4.01M | +244K +153.38% | 403,325 1.53% of portfolio | low |
| Q1 2026 as of | Add | GeneDx Holdings Corp. Common stock | $3.19M | +50K +19.57% | 303,149 4.49% of portfolio | low |
| Q1 2026 as of | Trim | NVIDIA Corp Common stock | $-2.94M | -17K -82.19% | 3,655 0.15% of portfolio | low |
| Q1 2026 as of | Add | TMCI Treace Medical Concepts, Inc. Common Stock | $2.80M | +2.1M +67.23% | 5,201,886 1.61% of portfolio | low |
| Q1 2026 as of | Trim | MarineMax, Inc. Common stock | $-2.75M | -101K -31.50% | 220,610 1.38% of portfolio | low |