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Gagnon Advisors, LLC Top Holdings and 13F Report (2026)

About Gagnon Advisors, LLC

Investment Activity

  • Gagnon Advisors, LLC has $135.93 million in total holdings as of March 31, 2026.
  • Gagnon Advisors, LLC owns shares of 22 different stocks, but just 13 companies or ETFs make up 80% of its holdings.
  • Approximately 14.93% of the portfolio was purchased this quarter.
  • About 16.26% of the portfolio was sold this quarter.
  • This quarter, Gagnon Advisors, LLC has purchased 23 new stocks and bought additional shares in 6 stocks.
  • Gagnon Advisors, LLC sold shares of 1 stock and completely divested from 3 stocks this quarter.

Largest Holdings

Ameresco
$12,056,349
Equinix
$10,503,272
Navigator
$10,435,900

Largest New Holdings this Quarter

46436E718 - iShares 0-3 Month Treasury Bond ETF
$9,625,210 Holding
433313103 - HINGE HEALTH INC
$3,115,147 Holding

Largest Purchases this Quarter

iShares 0-3 Month Treasury Bond ETF
95,621 shares (about $9.63M)
HINGE HEALTH INC
80,787 shares (about $3.12M)
Pacira BioSciences
91,729 shares (about $2.07M)
Freshworks
211,333 shares (about $1.70M)
GeneDx
21,163 shares (about $1.36M)

Largest Sales this Quarter

MarineMax
97,242 shares (about $2.63M)

Sector Allocation Over Time

Map of 500 Largest Holdings ofGagnon Advisors, LLC

 
 
Selling
 
 
Neutral
 
 
Buying
Issuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSector
Enterprise Products Partners L.P. stock logo
EPD
Enterprise Products Partners
$12,860,9460.0%339,8779.5%Energy
Ameresco, Inc. stock logo
AMRC
Ameresco
$12,056,3490.0%472,7988.9%Energy
Equinix, Inc. stock logo
EQIX
Equinix
$10,503,2720.0%10,7157.7%Finance
Navigator Holdings Ltd. stock logo
NVGS
Navigator
$10,435,900$441,014 4.4%539,8817.7%Transportation
iShares 0-3 Month Treasury Bond ETF stock logo
SGOV
iShares 0-3 Month Treasury Bond ETF
$9,625,210$9,625,210 New Holding95,6217.1%ETF
GeneDx Holdings Corp. stock logo
WGS
GeneDx
$9,519,009$1,359,088 16.7%148,2257.0%Medical
CareDx, Inc. stock logo
CDNA
CareDx
$9,251,0050.0%532,8926.8%Medical
Pacira BioSciences, Inc. stock logo
PCRX
Pacira BioSciences
$7,969,596$2,073,075 35.2%352,6375.9%Medical
Profound Medical stock logo
PROF
Profound Medical
$6,234,9650.0%962,1864.6%Medical
Freshworks Inc. stock logo
FRSH
Freshworks
$6,232,982$1,697,004 37.4%776,2124.6%Computer and Technology
BioLife Solutions, Inc. stock logo
BLFS
BioLife Solutions
$5,232,0600.0%274,2173.8%Medical
Five9, Inc. stock logo
FIVN
Five9
$5,101,3220.0%336,2773.8%Computer and Technology
BlackLine stock logo
BL
BlackLine
$4,811,8500.0%130,0503.5%Computer and Technology
Amplitude, Inc. stock logo
AMPL
Amplitude
$4,330,611$1,212,425 38.9%634,9873.2%Business Services
DoubleVerify Holdings, Inc. stock logo
DV
DoubleVerify
$4,161,3710.0%438,0393.1%Computer and Technology
OraSure Technologies, Inc. stock logo
OSUR
OraSure Technologies
$3,622,3200.0%1,207,4402.7%Medical
Vertex, Inc. stock logo
VERX
Vertex
$3,531,925$767,749 27.8%297,0502.6%Computer and Technology
HINGE HEALTH INC
$3,115,147$3,115,147 New Holding80,7872.3%CL A
Alpha and Omega Semiconductor Limited stock logo
AOSL
Alpha and Omega Semiconductor
$2,663,5430.0%120,1962.0%Computer and Technology
MarineMax, Inc. stock logo
HZO
MarineMax
$2,631,369$2,631,369 -50.0%97,2421.9%Retail/Wholesale
Kaltura, Inc. stock logo
KLTR
Kaltura
$1,723,8720.0%1,413,0101.3%Computer and Technology
CNFINANCE HLDGS LTD
$314,2040.0%80,3590.2%SPON ADS
Air Lease Corporation stock logo
AL
Air Lease
$0$12,619,846 -100.0%00.0%Transportation
Treace Medical Concepts, Inc. stock logo
TMCI
Treace Medical Concepts
$0$3,758,383 -100.0%00.0%Medical
NVIDIA Corporation stock logo
NVDA
NVIDIA
$0$3,087,508 -100.0%00.0%Computer and Technology

Showing largest 100 holdings. View all holdings.
SEC Filings and Trading Data