Gagnon Advisors, LLC
In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 5, 2026), Gagnon Advisors, LLC reported 23 stock positions worth $157.3 million. Its top holding was Caredx (CDNA) at 9.9% of the portfolio, followed by Ameresco Class A (AMRC, 8.3%) and Enterprise Products Partners (EPD, 7.9%). Compared with Q1 2026, it opened 4 new positions, sold out of 3 and added to 5. The biggest buy was a new position in 0 and the biggest sale an exit from Navigator (NVGS).
- Most Recent 13F
- Q2 2026
- Location
- New York, NY
- CIK
- 0001599466
- Portfolio Value
- $157.3M (Q2 2026)
- SEC Filing
- 0001019056-26-000122 ↗ filed Aug 5, 2026
Holdings Value
Holdings 23 stocks · $157.3M
| CDNA Caredx Inc. | 9.91% | 546,893 | $15.6M | Add +2.6% |
| AMRC Ameresco Inc. Class A | 8.30% | 472,798 | $13.0M | No change |
| EPD Enterprise Products Partners | 7.94% | 339,877 | $12.5M | No change |
| WGS Genedx Holdings Corp. | 7.76% | 177,870 | $12.2M | Add +20.0% |
| EQIX Equinix Inc. | 7.10% | 10,715 | $11.2M | No change |
| HNGE Hinge Health Inc. Class A | 5.98% | 113,304 | $9.4M | Add +40.3% |
| PCRX Pacira Biosciences Inc. | 5.69% | 352,637 | $8.9M | No change |
| FRSH Freshworks Inc. Class A | 5.00% | 776,212 | $7.9M | No change |
| BLFS Biolife Solutions Inc. | 4.92% | 274,217 | $7.7M | No change |
| FIVN FIVE9 Inc. | 4.56% | 336,277 | $7.2M | No change |
| PROF Profound Medical Corp. | 4.07% | 962,186 | $6.4M | No change |
| 0 | 3.89% | 328,488 | $6.1M | New |
| TMCI Treace Medical Concepts Inc. | 3.88% | 1,534,034 | $6.1M | New |
| OSUR Orasure Technologies Inc. | 3.42% | 1,207,440 | $5.4M | No change |
| AMPL Amplitude Inc. Class A | 3.09% | 634,987 | $4.9M | No change |
| DV Doubleverify Holdings Inc. | 3.02% | 438,039 | $4.7M | No change |
| QDEL Quidelortho Corp. | 2.69% | 241,097 | $4.2M | New |
| VERX Vertex Inc. Class A | 2.64% | 361,621 | $4.2M | Add +21.7% |
| BL Blackline Inc. | 2.32% | 130,050 | $3.7M | No change |
| HZO Marinemax Inc. | 2.26% | 97,242 | $3.6M | No change |
| KLTR Kaltura Inc. | 1.17% | 1,413,010 | $1.8M | No change |
| CNF Cnfinance Holdings Ltd. | 0.19% | 108,017 | $299K | Add +34.4% |
| BYND Beyond Meat Inc. | 0.19% | 388,880 | $292K | New |
Portfolio Sells Q1 2026 → Q2 2026
Portfolio Buys Q1 2026 → Q2 2026
| 0 | New | 3.89% | +3.89 |
| TMCI Treace Medical Concepts Inc. | New | 3.88% | +3.88 |
| HNGE Hinge Health Inc. Class A | Add +40.3% | 5.98% | +3.69 |
| CDNA Caredx Inc. | Add +2.6% | 9.91% | +3.11 |
| QDEL Quidelortho Corp. | New | 2.69% | +2.69 |
| WGS Genedx Holdings Corp. | Add +20.0% | 7.76% | +0.76 |
| BYND Beyond Meat Inc. | New | 0.19% | +0.19 |
| VERX Vertex Inc. Class A | Add +21.7% | 2.64% | +0.04 |
| CNF Cnfinance Holdings Ltd. | Add +34.4% | 0.19% | −0.04 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 23 | $157.3M | CDNA, AMRC, EPD, WGS, EQIX |
| Q1 2026 | 22 | $135.9M | EPD, AMRC, EQIX, NVGS, SGOV |
| Q4 2025 | 23 | $157.5M | WGS, AMRC, AL, EPD, CDNA |
| Q3 2025 | 24 | $162.0M | AMRC, WGS, FRSH, AL, EPD |
| Q2 2025 | 24 | $148.8M | WGS, PSIX, AL, EPD, CDNA |
| Q1 2025 | 28 | $141.8M | EPD, WGS, AL, PSIX, CDNA |
| Q4 2024 | 26 | $156.2M | WGS, PSIX, EPD, AL, CDNA |
| Q3 2024 | 27 | $154.8M | PSIX, CDNA, WGS, EPD, AL |
| Q2 2024 | 27 | $131.3M | EPD, CDNA, AL, NVGS, AOSL |
| Q1 2024 | 26 | $115.3M | AL, EPD, NVGS, BL, FIVN |