StockDriftsStockDriftsTop 50 Gagnon Securities LLC Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| CDNA | CAREDX INC | 9.73% | 1.77M | $50.5M | +0.50%(+8.86K) | $15.12(+207.62%) | 2026-06-30 | |
| WGS | GENEDX HOLDINGS CORP | 6.94% | 524.9K | $36.0M | +73.14%(+221.72K) | $45.52(+71.55%) | 2026-06-30 | |
| ENSG | ENSIGN GROUP INC | 5.37% | 173.9K | $27.9M | -3.21%(-5.76K) | $33.59(+440.51%) | 2026-06-30 | |
| AMRC | AMERESCO INC | 4.4% | 826.6K | $22.8M | -1.61%(-13.50K) | $20.76(+34.37%) | 2026-06-30 | |
| GNRC | GENERAC HLDGS INC | 4.13% | 73.2K | $21.4M | -2.33%(-1.74K) | $446.42(-50.88%) | 2026-06-30 | |
| EPD | ENTERPRISE PRODS PARTNERS L P | 3.62% | 510.6K | $18.8M | -0.72%(-3.68K) | $25.54(+52.34%) | 2026-06-30 | |
| QDEL | QUIDELORTHO CORP | 3.48% | 1.03M | $18.0M | +155.47%(+627.05K) | $22.85(-37.42%) | 2026-06-30 | |
| CAKE | CHEESECAKE FACTORY INC | 3.4% | 221.8K | $17.6M | -1.45%(-3.26K) | $46.90(+141.75%) | 2026-06-30 | |
| EQIX | EQUINIX INC | 3.36% | 16.7K | $17.4M | -1.36%(-231) | $450.34(+143.01%) | 2026-06-30 | |
| KMX | CARMAX INC | 3.32% | 325.4K | $17.2M | +5.07%(+15.71K) | $60.11(-0.31%) | 2026-06-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative |
|---|---|---|---|---|
| Top 20 Holdings Weighted | +12.99% | +44.27% | +0.21% | +1.03% |
| Top 20 Holdings Unweighted | +12.55% | +42.57% | +2.30% | +12.03% |
Gagnon Securities LLC reports $518.83M in US-listed equity holdings across 83 positions in its most recent 13F filing. Its largest disclosed positions are CDNA (9.7%), WGS (6.9%) and ENSG (5.4%). The top 20 holdings account for 74.1% of reported assets. Its disclosed equity book has returned +44.27% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.
Portfolio changes
Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.
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Holdings on this page are parsed from Gagnon Securities LLC’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1125725). View Gagnon Securities LLC’s 13F filings on SEC