Filed: 8/5/2026ACC: 0001019056-26-000122
📋 What this filing means
GAGNON ADVISORS, LLC filed this quarterly 13F‑HR report disclosing 23 equity positions with a total reported market value of $157.26M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
23
Positions
$157.26M
Total AUM (reported)
11.25M
Total Shares
Allocation by class
COM$76.22M48.5%
COM NEW$23.09M14.7%
COM CL A$17.07M10.9%
CL A$13.56M8.6%
CLA$13.05M8.3%
CLASS A COM$7.86M5.0%
SHS$6.12M3.9%
Portfolio Concentration
Top 3$41.13M26.2%
4–10$64.50M41.0%
11–25$51.63M32.8%
Top 3 weight
26.2%
Top 10 weight
67.2%
Voting Authority Distribution
Total shares with voting rights: 11.25M
Sole
Full voting authority
0.00
shares
% of voting shares0.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
11.25M
shares
% of voting shares100.0%
Investment Discretion (by position count)
Sole23
Shared0
Other0
Dominant voting typeNone · 100.0% of voting shares
Institutional Holdings23
Rows:
CAREDX INC
SOLEShares546.89K
TypeSH
Market value$15.59M
9.91%
Sole
0.00
Shared
0.00
None
546.89K
AMERESCO INC
SOLEShares472.80K
TypeSH
Market value$13.05M
8.30%
Sole
0.00
Shared
0.00
None
472.80K
ENTERPRISE PRODS PARTNERS L P
SOLEShares339.88K
TypeSH
Market value$12.49M
7.94%
Sole
0.00
Shared
0.00
None
339.88K
GENEDX HOLDINGS CORP
SOLEShares177.87K
TypeSH
Market value$12.21M
7.76%
Sole
0.00
Shared
0.00
None
177.87K
EQUINIX INC
SOLEShares10.71K
TypeSH
Market value$11.17M
7.10%
Sole
0.00
Shared
0.00
None
10.71K
HINGE HEALTH INC
SOLEShares113.30K
TypeSH
Market value$9.40M
5.98%
Sole
0.00
Shared
0.00
None
113.30K
PACIRA BIOSCIENCES INC
SOLEShares352.64K
TypeSH
Market value$8.95M
5.69%
Sole
0.00
Shared
0.00
None
352.64K
FRESHWORKS INC
SOLEShares776.21K
TypeSH
Market value$7.86M
5.00%
Sole
0.00
Shared
0.00
None
776.21K
BIOLIFE SOLUTIONS INC
SOLEShares274.22K
TypeSH
Market value$7.74M
4.92%
Sole
0.00
Shared
0.00
None
274.22K
FIVE9 INC
SOLEShares336.28K
TypeSH
Market value$7.17M
4.56%
Sole
0.00
Shared
0.00
None
336.28K
PROFOUND MED CORP
SOLEShares962.19K
TypeSH
Market value$6.40M
4.07%
Sole
0.00
Shared
0.00
None
962.19K
NAVIGATOR HLDGS LTD
SOLEShares328.49K
TypeSH
Market value$6.12M
3.89%
Sole
0.00
Shared
0.00
None
328.49K
TREACE MED CONCEPTS INC
SOLEShares1.53M
TypeSH
Market value$6.11M
3.88%
Sole
0.00
Shared
0.00
None
1.53M
OraSure Technologies Inc
SOLEShares1.21M
TypeSH
Market value$5.39M
3.42%
Sole
0.00
Shared
0.00
None
1.21M
AMPLITUDE INC
SOLEShares634.99K
TypeSH
Market value$4.86M
3.09%
Sole
0.00
Shared
0.00
None
634.99K
DOUBLEVERIFY HLDGS INC
SOLEShares438.04K
TypeSH
Market value$4.75M
3.02%
Sole
0.00
Shared
0.00
None
438.04K
QUIDELORTHO CORP
SOLEShares241.10K
TypeSH
Market value$4.22M
2.69%
Sole
0.00
Shared
0.00
None
241.10K
VERTEX INC
SOLEShares361.62K
TypeSH
Market value$4.15M
2.64%
Sole
0.00
Shared
0.00
None
361.62K
BLACKLINE INC
SOLEShares130.05K
TypeSH
Market value$3.65M
2.32%
Sole
0.00
Shared
0.00
None
130.05K
MarineMax Inc
SOLEShares97.24K
TypeSH
Market value$3.56M
2.26%
Sole
0.00
Shared
0.00
None
97.24K
KALTURA INC
SOLEShares1.41M
TypeSH
Market value$1.84M
1.17%
Sole
0.00
Shared
0.00
None
1.41M
CNFINANCE HLDGS LTD
SOLEShares108.02K
TypeSH
Market value$299.2K
0.19%
Sole
0.00
Shared
0.00
None
108.02K
BEYOND MEAT INC
SOLEShares388.88K
TypeSH
Market value$291.7K
0.19%
Sole
0.00
Shared
0.00
None
388.88K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
CAREDX INCSOLE | COM | 546.89K | SH | $15.59M 9.91% | 0.00 | 0.00 | 546.89K |
AMERESCO INCSOLE | CLA | 472.80K | SH | $13.05M 8.30% | 0.00 | 0.00 | 472.80K |
ENTERPRISE PRODS PARTNERS L PSOLE | COM | 339.88K | SH | $12.49M 7.94% | 0.00 | 0.00 | 339.88K |
GENEDX HOLDINGS CORPSOLE | COM CL A | 177.87K | SH | $12.21M 7.76% | 0.00 | 0.00 | 177.87K |
EQUINIX INCSOLE | COM | 10.71K | SH | $11.17M 7.10% | 0.00 | 0.00 | 10.71K |
HINGE HEALTH INCSOLE | CL A | 113.30K | SH | $9.40M 5.98% | 0.00 | 0.00 | 113.30K |
PACIRA BIOSCIENCES INCSOLE | COM NEW | 352.64K | SH | $8.95M 5.69% | 0.00 | 0.00 | 352.64K |
FRESHWORKS INCSOLE | CLASS A COM | 776.21K | SH | $7.86M 5.00% | 0.00 | 0.00 | 776.21K |
BIOLIFE SOLUTIONS INCSOLE | COM NEW | 274.22K | SH | $7.74M 4.92% | 0.00 | 0.00 | 274.22K |
FIVE9 INCSOLE | COM | 336.28K | SH | $7.17M 4.56% | 0.00 | 0.00 | 336.28K |
PROFOUND MED CORPSOLE | COM NEW | 962.19K | SH | $6.40M 4.07% | 0.00 | 0.00 | 962.19K |
NAVIGATOR HLDGS LTDSOLE | SHS | 328.49K | SH | $6.12M 3.89% | 0.00 | 0.00 | 328.49K |
TREACE MED CONCEPTS INCSOLE | COM | 1.53M | SH | $6.11M 3.88% | 0.00 | 0.00 | 1.53M |
OraSure Technologies IncSOLE | COM | 1.21M | SH | $5.39M 3.42% | 0.00 | 0.00 | 1.21M |
AMPLITUDE INCSOLE | COM CL A | 634.99K | SH | $4.86M 3.09% | 0.00 | 0.00 | 634.99K |
DOUBLEVERIFY HLDGS INCSOLE | COM | 438.04K | SH | $4.75M 3.02% | 0.00 | 0.00 | 438.04K |
QUIDELORTHO CORPSOLE | COM | 241.10K | SH | $4.22M 2.69% | 0.00 | 0.00 | 241.10K |
VERTEX INCSOLE | CL A | 361.62K | SH | $4.15M 2.64% | 0.00 | 0.00 | 361.62K |
BLACKLINE INCSOLE | COM | 130.05K | SH | $3.65M 2.32% | 0.00 | 0.00 | 130.05K |
MarineMax IncSOLE | COM | 97.24K | SH | $3.56M 2.26% | 0.00 | 0.00 | 97.24K |
KALTURA INCSOLE | COM | 1.41M | SH | $1.84M 1.17% | 0.00 | 0.00 | 1.41M |
CNFINANCE HLDGS LTDSOLE | SPON ADS | 108.02K | SH | $299.2K 0.19% | 0.00 | 0.00 | 108.02K |
BEYOND MEAT INCSOLE | COM | 388.88K | SH | $291.7K 0.19% | 0.00 | 0.00 | 388.88K |