Gagnon Advisors, LLC — 13F Holdings

2026 Q1  ·  25 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, Gagnon Advisors, LLC maintained a portfolio of 25 distinct positions. The most significant new addition was ISHARES TR, now representing 7.08% of the total fund value. They heavily accumulated shares in PACIRA BIOSCIENCES INC, increasing the position by 35.2%. Conversely, Gagnon Advisors, LLC completely exited their position in AIR LEASE CORP.
Position History hover any row below to update
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Gagnon Advisors, LLC New York, NY Hedge Fund / Investment Advisor AUM $136M
PCA Score Concentration Risk
Risk ENB
Total Positions
25
Quarter
2026 Q1
Top Holding
EPD (9.5%)
Top 10 Concentration
69.7%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-25 of 25

Gagnon Advisors, LLC Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
EPD
ENTERPRISE PROD...
Energy 9.46% 6.92% #1 3
Prev: #4
6.8
no change no change
P
S
339,877 $12,860,946 2019 Q1 13F Filing 2026-03-31 2026-04-22
AMRC
AMERESCO INC
Industrials 8.87% 8.79% #2
Prev: #2
6.0
no change no change
P
S
472,798 $12,056,349 2013 Q4 13F Filing 2026-03-31 2026-04-22
EQIX
EQUINIX INC
Real Estate 7.73% 5.21% #3 4
Prev: #7
5.1
no change no change
P
S
10,715 $10,503,272 2013 Q4 13F Filing 2026-03-31 2026-04-22
NVGS
NAVIGATOR HLDGS...
Energy 7.68% 5.69% #4 2
Prev: #6
4.1
22,815 4.4%
P
S
539,881 $10,435,900 2015 Q2 13F Filing 2026-03-31 2026-04-22
SGOV
ISHARES TR
Bond/Debt 7.08% #5
Prev: #—
6.8
95,621
NEW
95,621 $9,625,210 2026 Q1 13F Filing 2026-03-31 2026-04-22
WGS
GENEDX HOLDINGS...
Healthcare 7.00% 10.49% #6 5
Prev: #1
4.8
21,163 16.7%
P
S
148,225 $9,519,009 2023 Q2 13F Filing 2026-03-31 2026-04-22
CDNA
CAREDX INC
Healthcare 6.81% 6.37% #7 2
Prev: #5
3.7
no change no change
P
S
532,892 $9,251,005 2014 Q3 13F Filing 2026-03-31 2026-04-22
PCRX
PACIRA BIOSCIEN...
Healthcare 5.86% 4.29% #8 3
Prev: #11
4.8
91,729 35.2%
P
S
352,637 $7,969,596 2019 Q2 13F Filing 2026-03-31 2026-04-22
PROF
PROFOUND MED CO...
Healthcare 4.59% 4.81% #9 1
Prev: #8
2.8
no change no change
P
S
962,186 $6,234,965 2020 Q1 13F Filing 2026-03-31 2026-04-22
FRSH
FRESHWORKS INC
Technology 4.59% 4.39% #10
Prev: #10
4.3
211,333 37.4%
P
S
776,212 $6,232,982 2021 Q3 13F Filing 2026-03-31 2026-04-22
BLFS
BIOLIFE SOLUTIO...
Healthcare 3.85% 4.21% #11 2
Prev: #13
2.5
no change no change
P
S
274,217 $5,232,060 2020 Q2 13F Filing 2026-03-31 2026-04-22
FIVN
FIVE9 INC
Technology 3.75% 4.28% #12
Prev: #12
2.5
no change no change
P
S
336,277 $5,101,322 2016 Q1 13F Filing 2026-03-31 2026-04-22
BL
BLACKLINE INC
Technology 3.54% 4.56% #13 4
Prev: #9
2.4
no change no change
P
S
130,050 $4,811,850 2018 Q3 13F Filing 2026-03-31 2026-04-22
AMPL
AMPLITUDE INC
Technology 3.19% 3.36% #14
Prev: #14
3.8
177,775 38.9%
P
S
634,987 $4,330,611 2025 Q3 13F Filing 2026-03-31 2026-04-22
DV
DOUBLEVERIFY HL...
Communication Services 3.06% 3.18% #15
Prev: #15
2.2
no change no change
P
S
438,039 $4,161,371 2023 Q4 13F Filing 2026-03-31 2026-04-22
OSUR
OraSure Technol...
Healthcare 2.66% 1.86% #16 4
Prev: #20
2.1
no change no change
P
S
1,207,440 $3,622,320 2025 Q1 13F Filing 2026-03-31 2026-04-22
VERX
VERTEX INC
Technology 2.60% 2.95% #17
Prev: #17
3.5
64,571 27.8%
P
S
297,050 $3,531,925 2023 Q4 13F Filing 2026-03-31 2026-04-22
HNGE
HINGE HEALTH IN...
Healthcare 2.29% #18
Prev: #—
4.4
80,787
NEW
80,787 $3,115,147 2026 Q1 13F Filing 2026-03-31 2026-04-22
AOSL
ALPHA & OMEGA S...
Technology 1.96% 1.51% #19 2
Prev: #21
1.8
no change no change
P
S
120,196 $2,663,543 2013 Q4 13F Filing 2026-03-31 2026-04-22
HZO
MarineMax Inc
Consumer Cyclical 1.94% 2.99% #20 4
Prev: #16
0.8
-97,242 -50.0%
P
S
97,242 $2,631,369 2025 Q3 13F Filing 2026-03-31 2026-04-22
KLTR
KALTURA INC
Technology 1.27% 1.47% #21 1
Prev: #22
1.5
no change no change
P
S
1,413,010 $1,723,872 2023 Q2 13F Filing 2026-03-31 2026-04-22
CNF
CNFINANCE HLDGS...
Financial Services 0.23% 0.31% #22 1
Prev: #23
1.1
no change no change
P
S
80,359 $314,204 2018 Q4 13F Filing 2026-03-31 2026-04-22
NVDA
NVIDIA CORPORAT...
Technology 0.00% 1.96%
Sold All 😨
(Was: #19)
0.0
-16,555 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2026-03-31 2026-04-22
TMCI
TREACE MED CONC...
Healthcare 0.00% 2.39%
Sold All 😨
(Was: #18)
0.0
-1,534,034 -100.0%
CLOSED
$— 2024 Q3 13F Filing 2026-03-31 2026-04-22
AL
AIR LEASE CORP
Industrials 0.00% 8.01%
Sold All 😨
(Was: #3)
0.0
-196,479 -100.0%
CLOSED
$— 2013 Q4 13F Filing 2026-03-31 2026-04-22
Showing 1-25 of 25 holdings

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