Gagnon Advisors, LLC
Gagnon Advisors, LLC reported 23 US-listed holdings worth $157.3 million in its 13F for the quarter ended 30 June 2026, filed 5 August 2026. Its largest: Caredx Inc. (9.9%), Ameresco, Inc. (8.3%) and Enterprise Products Partners LP (7.9%). Against the quarter before, it opened 4 positions, added to 5, trimmed 0 and sold out of 3.
The 14 largest of its 23 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.
What the fund reported holding at each quarter's end; hover a bar for the number of positions
What its reported holdings returned
Held through each quarter, the holdings it reported returned +26.3% over the 7 quarters to 30 June 2026, against +30.2% for the S&P 500.
Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.
What it did on the quarter
Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held
Opened 4
- NA$6.1 million
- Treace Med Concepts Inc. TMCI$6.1 million
- QuidelOrtho Corp. QDEL$4.2 million
- Beyond Meat, Inc. BYND$291,660
Added to 5
- Hinge Health Inc. HNGE+32,517 shares · +40%
- Genedx Holdings Corp. WGS+29,645 shares · +20%
- Vertex Inc. VERX+64,571 shares · +22%
- Caredx Inc. CDNA+14,001 shares · +3%
- Cnfinance Hldgs Ltd CNF+27,658 shares · +34%
Sold out of 3
- Navigator Hldgs Ltd NVGS$10.4 million last quarter
- iShares Trust SGOV$9.6 million last quarter
- Alpha & Omega Semiconductor Ltd. AOSL$2.7 million last quarter
What it holds
| Company | Shares | Value | Of its book | Change in shares |
|---|---|---|---|---|
| Caredx Inc. CDNA | 546.9K | $15.6 million | 9.91% | +14.0K |
| Ameresco, Inc. AMRC | 472.8K | $13.0 million | 8.30% | no change |
| Enterprise Products Partners LP EPD | 339.9K | $12.5 million | 7.94% | no change |
| Genedx Holdings Corp. WGS | 177.9K | $12.2 million | 7.76% | +29.6K |
| Equinix Inc. EQIX | 10.7K | $11.2 million | 7.10% | no change |
| Hinge Health Inc. HNGE | 113.3K | $9.4 million | 5.98% | +32.5K |
| Pacira BioSciences, Inc. PCRX | 352.6K | $8.9 million | 5.69% | no change |
| Freshworks Inc. FRSH | 776.2K | $7.9 million | 5.00% | no change |
| Biolife Solutions Inc. BLFS | 274.2K | $7.7 million | 4.92% | no change |
| Five9, Inc. FIVN | 336.3K | $7.2 million | 4.56% | no change |
| Profound Med Corp. Com New PROF | 962.2K | $6.4 million | 4.07% | no change |
| NA | 328.5K | $6.1 million | 3.89% | new |
| Treace Med Concepts Inc. TMCI | 1.5M | $6.1 million | 3.88% | new |
| Orasure Technologies Inc. OSUR | 1.2M | $5.4 million | 3.42% | no change |
| Amplitude Inc. AMPL | 635.0K | $4.9 million | 3.09% | no change |
| DoubleVerify Holdings, Inc. DV | 438.0K | $4.7 million | 3.02% | no change |
| QuidelOrtho Corp. QDEL | 241.1K | $4.2 million | 2.69% | new |
| Vertex Inc. VERX | 361.6K | $4.2 million | 2.64% | +64.6K |
| Blackline, Inc. BL | 130.1K | $3.7 million | 2.32% | no change |
| Marinemax Inc. HZO | 97.2K | $3.6 million | 2.26% | no change |
| Kaltura Inc. KLTR | 1.4M | $1.8 million | 1.17% | no change |
| Cnfinance Hldgs Ltd CNF | 108.0K | $299,207 | 0.19% | +27.7K |
| Beyond Meat, Inc. BYND | 388.9K | $291,660 | 0.19% | new |