Institutional Manager · CIK 0001599466
Gagnon Advisors, LLC
New York, NY · File #028-15744
Latest AUM
$157.5M
Positions
23
Top-10 Concentration
65.2%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 202523 pos · $157.5M
- 13F HOLDINGS REPORTQ/E Sep 202524 pos · $162.0M
- 13F HOLDINGS REPORTQ/E Jun 202524 pos · $148.8M
- 13F HOLDINGS REPORTQ/E Mar 202528 pos · $141.8M
- 13F HOLDINGS REPORTQ/E Dec 202426 pos · $156.2M
- 13F HOLDINGS REPORTQ/E Sep 202427 pos · $154.8M
- 13F HOLDINGS REPORTQ/E Jun 202427 pos · $131.3M
- 13F HOLDINGS REPORTQ/E Mar 202427 pos · $115.3M
- 13F HOLDINGS REPORTQ/E Dec 202328 pos · $119.5M
- 13F HOLDINGS REPORTQ/E Sep 202329 pos · $149.4M
- 13F HOLDINGS REPORTQ/E Jun 202328 pos · $149.0M
- 13F HOLDINGS REPORTQ/E Mar 202329 pos · $148.2M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | GENEDX HOLDINGS CORP | WGSWW | 127,062 | $16.5M | 10.49% |
| 2 | AMERESCO INC | AMRC | 472,798 | $13.8M | 8.79% |
| 3 | AIR LEASE CORP | AIIR | 196,479 | $12.6M | 8.01% |
| 4 | ENTERPRISE PRODS PARTNERS L P | 293792107 | 339,877 | $10.9M | 6.92% |
| 5 | CAREDX INC | CDNA | 532,892 | $10.0M | 6.37% |
| 6 | NAVIGATOR HLDGS LTD | NVGS | 517,066 | $9.0M | 5.69% |
| 7 | EQUINIX INC | EQIX | 10,715 | $8.2M | 5.21% |
| 8 | PROFOUND MED CORP | PROF | 962,186 | $7.6M | 4.81% |
| 9 | BLACKLINE INC | BL | 130,050 | $7.2M | 4.56% |
| 10 | FRESHWORKS INC | FRSH | 564,879 | $6.9M | 4.39% |
| 11 | PACIRA BIOSCIENCES INC | PCRX | 260,908 | $6.8M | 4.29% |
| 12 | FIVE9 INC | FIVN | 336,277 | $6.7M | 4.28% |
| 13 | BIOLIFE SOLUTIONS INC | BLFS | 274,217 | $6.6M | 4.21% |
| 14 | AMPLITUDE INC | AMPL | 457,212 | $5.3M | 3.36% |
| 15 | DOUBLEVERIFY HLDGS INC | DV | 438,039 | $5.0M | 3.18% |
| 16 | MarineMax Inc | HZO | 194,484 | $4.7M | 2.99% |
| 17 | VERTEX INC | VERX | 232,479 | $4.6M | 2.95% |
| 18 | TREACE MED CONCEPTS INC | 89455T109 | 1,534,034 | $3.8M | 2.39% |
| 19 | NVIDIA CORPORATION | NVDA | 16,555 | $3.1M | 1.96% |
| 20 | OraSure Technologies Inc | OSUR | 1,207,440 | $2.9M | 1.86% |