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Gagnon Advisors, LLC

SEC CIK
0001599466
Latest filing
Aug 4, 2026

Holdings in Q2 2025

Holdings as of Jun 30, 2025, filed Jul 23, 2025. Long positions only; changes compare share counts with Q1 2025.

Institution overview
Positions
24
−4 vs. Q1 2025
Portfolio value
$148.8M
+$7.03M (+5.0%) vs. Q1 2025
Filed
Jul 23, 2025
SEC
Holdings of Gagnon Advisors, LLC in Q2 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
WGSGeneDx Holdings Corp.COM CL A127,062$11.7M7.9%00.0%UnchangedHistory
PSIXPower Solutions International, Inc.Stock180,405$11.7M7.8%−143,079−44.2%ReducedHistory
ALSumisho Air Lease CorpCL A196,479$11.5M7.7%00.0%UnchangedHistory
EPDEnterprise Products Partners L.P.Stock339,877$10.5M7.1%00.0%UnchangedHistory
CDNACareDx, Inc.COM454,163$8.87M6.0%+41,288+10.0%AddedHistory
EQIXEquinix IncCOM10,715$8.52M5.7%+2,937+37.8%AddedHistory
BLBlackline, Inc.COM130,050$7.36M4.9%00.0%UnchangedHistory
NVGSNavigator Holdings Ltd.SHS517,066$7.32M4.9%00.0%UnchangedHistory
AMRCAmeresco, Inc.CL A472,798$7.18M4.8%00.0%UnchangedHistory
FRSHFreshworks Inc.Stock470,434$7.01M4.7%00.0%UnchangedHistory
BLFSBiolife Solutions IncCOM NEW274,217$5.91M4.0%00.0%UnchangedHistory
VERXVertex, Inc.Stock161,813$5.72M3.8%00.0%UnchangedHistory
PROFProfound Medical Corp.COM NEW896,671$5.29M3.6%00.0%UnchangedHistory
PCRXPacira BioSciences, Inc.COM213,402$5.10M3.4%+80,012+60.0%AddedHistory
TMCITreace Medical Concepts, Inc.COM830,270$4.88M3.3%+340,379+69.5%AddedHistory
DVDoubleVerify Holdings, Inc.COM312,885$4.68M3.1%+245,180+362.1%AddedHistory
EXASExact Sciences CorpCOM86,972$4.62M3.1%00.0%UnchangedHistory
FIVNFive9, Inc.COM167,386$4.43M3.0%00.0%UnchangedHistory
OSUROrasure Technologies IncCOM1,207,440$3.62M2.4%+410,163+51.4%AddedHistory
ASPNAspen Aerogels IncCOM565,570$3.35M2.2%+565,570NewHistory
AOSLAlpha & Omega Semiconductor LtdSHS120,196$3.08M2.1%00.0%UnchangedHistory
KLTRKaltura IncCOM1,386,044$2.79M1.9%00.0%UnchangedHistory
NVDANVIDIA CorpStock16,555$2.62M1.8%00.0%UnchangedHistory
CNFCNFinance Holdings Ltd.SPON ADS1,569,434$1.02M0.7%+784,717+100.0%AddedHistory

Sold out since Q1 2025 (5)

Positions held at the end of Q1 2025 that are gone from this filing.

Positions of Gagnon Advisors, LLC sold out since Q1 2025
SecurityClassShares in Q1 2025Value in Q1 2025% of portfolio in Q1 2025History
Veren Inc92340V107COM NEW890,693$5.90M4.2%–
ETWOE2open Parent Holdings, Inc.COM CL A2,342,234$4.68M3.3%History
MXCTMaxcyte, Inc.COM934,196$2.55M1.8%History
IONQIonQ, Inc.COM105,589$2.33M1.6%History
NCNOnCino, Inc.COM77,511$2.13M1.5%History