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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
DVN icon
51
Devon Energy
DVN
$51.3B
$646K 0.13%
20,311
-21,511
-51% -$685K
META icon
52
Meta Platforms (Facebook)
META
$1.49T
$619K 0.13%
839
– –
SBUX icon
53
Starbucks
SBUX
$119B
$517K 0.11%
5,642
+770
+16% +$66.7K
CVLT icon
54
Commault Systems
CVLT
$4.98B
$502K 0.1%
2,879
-53
-2% -$9.05K
HIMX
55
Himax Technologies
HIMX
$2.03B
$487K 0.1%
54,580
– –
PYPL icon
56
PayPal
PYPL
$49.9B
$484K 0.1%
6,517
-76
-1% -$5.21K
APPS icon
57
Digital Turbine
APPS
$982M
$483K 0.1%
81,839
-15,536
-16% -$63.9K
TECH icon
58
Bio-Techne
TECH
$11.2B
$477K 0.1%
9,270
+327
+4% +$16.4K
MRVL icon
59
Marvell Technology
MRVL
$147B
$472K 0.1%
6,096
-4,953
-45% -$309K
TTD icon
60
Trade Desk
TTD
$8.97B
$469K 0.1%
6,512
-87
-1% -$5.55K
GOOGL icon
61
Alphabet (Google) Class A
GOOGL
$4.12T
$450K 0.09%
2,556
– –
SHOO icon
62
Steven Madden
SHOO
$3.17B
$422K 0.09%
17,583
+12,340
+235% +$290K
LTH icon
63
Life Time Group Holdings
LTH
$10.2B
$412K 0.08%
13,599
– –
WEAV icon
64
Weave Communications
WEAV
$553M
$376K 0.08%
45,214
+3,222
+8% +$31.2K
MU icon
65
Micron Technology
MU
$835B
$370K 0.08%
3,003
-134
-4% -$12.5K
MSFT icon
66
Microsoft
MSFT
$2.9T
$344K 0.07%
692
-12
-2% -$5.21K
MRK icon
67
Merck
MRK
$322B
$320K 0.07%
4,040
– –
ATNM icon
68
Actinium Pharmaceuticals
ATNM
$26.3M
$317K 0.06%
226,622
– –
CGNX icon
69
Cognex
CGNX
$9.62B
$308K 0.06%
9,724
-167
-2% -$4.78K
BLZE icon
70
Backblaze
BLZE
$683M
$303K 0.06%
55,129
-644
-1% -$3.27K
GAMB
71
DELISTED
Gambling.com
GAMB
$267K 0.05%
22,442
-330
-1% -$4.07K
DRRX
72
DELISTED
DURECT Corp
DRRX
$257K 0.05%
403,884
– –
ETSY icon
73
Etsy
ETSY
$8.12B
$250K 0.05%
4,990
– –
MBLY icon
74
Mobileye
MBLY
$2.02B
$250K 0.05%
13,892
– –
VIAV icon
75
Viavi Solutions
VIAV
$7.95B
$240K 0.05%
23,851
-417
-2% -$4.03K
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.