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GS

Gagnon Securities Portfolio holdings

AUM $433M
1-Year Est. Return 29.08%
This Fund
S&P 500
This Quarter Est. Return
+14.57%
1 Year Est. Return
+29.08%
3 Year Est. Return
+89.87%
5 Year Est. Return
+76.34%
10 Year Est. Return
+1,094.35%
AUM
$492M
AUM Growth
+$37.8M
Cap. Flow
-$6.49M
Cap. Flow %
-1.32%
Top 10 Hldgs %
49.2%
Holding
99
New
1
Increased
34
Reduced
35
Closed
12

Top Buys

Rank Stock Value
1
ASPN icon
Aspen Aerogels
ASPN
+$10.9M
2
DV icon
DoubleVerify
DV
+$3.69M
3
TMCI icon
Treace Medical Concepts
TMCI
+$3.28M
4
EQIX icon
Equinix
EQIX
+$3.23M
5
CDNA icon
CareDx
CDNA
+$2.26M

Top Sells

Rank Stock Value
1
ETWO
E2open Parent Holdings
ETWO
+$7.64M
2
VRN
Veren
VRN
+$7.44M
3
PSIX
Power Solutions International
PSIX
+$6.81M
4
MXCT icon
MaxCyte
MXCT
+$2.86M
5
IONQ icon
IonQ
IONQ
+$2.46M

Sector Composition

Rank Sector Weight
1 Healthcare 39.7%
2 Industrials 21.12%
3 Technology 14.1%
4 Consumer Discretionary 10.47%
5 Energy 6.11%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AOSL icon
26
Alpha and Omega Semiconductor
AOSL
$829M
$5.54M 1.13%
215,980
+1,219
+0.6% +$26.5K
DV icon
27
DoubleVerify
DV
$1.77B
$5.46M 1.11%
365,000
+269,170
+281% +$3.69M
OSUR icon
28
OraSure Technologies
OSUR
$273M
$4.81M 0.98%
1,604,142
+530,371
+49% +$1.53M
SAM icon
29
Boston Beer
SAM
$1.95B
$4.78M 0.97%
25,051
+535
+2% +$123K
CTRE icon
30
CareTrust REIT
CTRE
$10B
$4.61M 0.94%
150,548
-5,240
-3% -$151K
PRLB icon
31
Protolabs
PRLB
$1.7B
$4.59M 0.93%
114,574
+16,949
+17% +$631K
PNTG icon
32
Pennant Group
PNTG
$1.43B
$4.52M 0.92%
151,488
-616
-0.4% -$16.9K
KLTR icon
33
Kaltura
KLTR
$209M
$4.37M 0.89%
2,176,378
+3,292
+0.2% +$6.82K
ICUI icon
34
ICU Medical
ICUI
$4.16B
$4.27M 0.87%
32,315
+276
+0.9% +$37.4K
NVDA icon
35
NVIDIA
NVDA
$4.6T
$3.3M 0.67%
20,864
+95
+0.5% +$12K
QDEL icon
36
QuidelOrtho
QDEL
$1.13B
$2.1M 0.43%
72,877
-18,257
-20% -$540K
TPR icon
37
Tapestry
TPR
$30.3B
$2.06M 0.42%
23,420
-3,167
-12% -$240K
MCHP icon
38
Microchip Technology
MCHP
$38.8B
$1.93M 0.39%
27,436
+4,638
+20% +$255K
SLG icon
39
SL Green Realty
SLG
$3.83B
$1.62M 0.33%
26,162
– –
CNF
40
CNFinance Holdings
CNF
$40M
$1.26M 0.26%
193,639
-16,683
-8% -$103K
FLG
41
Flagstar Bank National Association
FLG
$5.87B
$1.25M 0.25%
117,875
+13,148
+13% +$150K
GNTX icon
42
Gentex
GNTX
$5.1B
$1.24M 0.25%
56,450
-672
-1% -$14.7K
PTEN icon
43
Patterson-UTI
PTEN
$3.54B
$1.21M 0.25%
204,395
+43,705
+27% +$263K
PFE icon
44
Pfizer
PFE
$143B
$1.05M 0.21%
43,223
+3,432
+9% +$80K
NCNO icon
45
nCino
NCNO
$2.06B
$1.03M 0.21%
36,732
-88,091
-71% -$2.2M
T icon
46
AT&T
T
$164B
$821K 0.17%
28,355
-11,133
-28% -$307K
GNL icon
47
Global Net Lease
GNL
$1.87B
$797K 0.16%
105,552
– –
XOM icon
48
ExxonMobil
XOM
$650B
$780K 0.16%
7,235
– –
CELC icon
49
Celcuity
CELC
$4.06B
$721K 0.15%
53,990
-320
-0.6% -$3.48K
SHOP icon
50
Shopify
SHOP
$168B
$658K 0.13%
5,708
+255
+5% +$25.5K
1
2
3 4

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Gagnon Securities's Q2 2025 Portfolio in Review

As of Q2 2025, Gagnon Securities held 99 positions worth $492M, up 8.3% from $455M the previous quarter. Its ten largest holdings account for 49% of the portfolio.

Gagnon Securities's Q2 2025 filing shows 1 new, 34 increased, 35 reduced and 12 closed positions. Its largest new stake was Aspen Aerogels: 1,899,108 shares worth $11.2M. The largest sale was E2open Parent Holdings, an estimated $7.64M.

By sector, the portfolio is most concentrated in Healthcare at 40% of assets, down from 41% a quarter earlier, followed by Industrials and Technology.

  • Gagnon Securities's largest Q2 2025 buy was Aspen Aerogels: 1,899,108 shares worth $11.2M.
  • Gagnon Securities added most to DoubleVerify in Q2 2025, an estimated $3.69M increase.
  • Gagnon Securities's biggest Q2 2025 reduction was Power Solutions International, cutting an estimated $6.81M.
  • Gagnon Securities fully exited E2open Parent Holdings in Q2 2025, selling an estimated $7.64M.
  • Gagnon Securities's ten largest holdings make up 49% of its $492M portfolio in Q2 2025.
  • Gagnon Securities opened 1 new position and closed 12 in Q2 2025.
  • Gagnon Securities's portfolio value rose 8.3% quarter-over-quarter to $492M.

Based on Gagnon Securities's 13F filing for Q2 2025, filed 23 Jul 2025.