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Gagnon Securities Portfolio holdings

AUM $519M Turnover 11.24%
1-Year Est. Return 44.91%
This Fund
S&P 500
This Quarter Est. Return
+9.13%
1 Year Est. Return
+44.91%
3 Year Est. Return
+129.38%
5 Year Est. Return
+108.07%
10 Year Est. Return
+1,389.15%
AUM
$499M
AUM Growth
+$6.15M
Cap. Flow
-$9.82M
Cap. Flow %
-1.97%
Top 10 Hldgs %
48.35%
Holding
95
New
8
Increased
28
Reduced
47
Closed
9
Avg Time Held
4.8 years
Top 10 Avg Time Held
3.6 years
Top 20 Avg Time Held
3.8 years

Top Buys

Rank Stock Value
1
FRSH icon
Freshworks
FRSH
+$12.7M
2
HZO icon
MarineMax
HZO
+$6.66M
3
AMPL icon
Amplitude
AMPL
+$6.06M
4
DV icon
DoubleVerify
DV
+$4.67M
5
KMX icon
CarMax
KMX
+$3.71M

Top Sells

Rank Stock Value
1
PSIX icon
Power Solutions International
PSIX
+$24.5M
2
AL icon
Air Lease Corp
AL
+$7.82M
3
ISRG icon
Intuitive Surgical
ISRG
+$5.02M
4
EXAS icon
Exact Sciences
EXAS
+$4.96M
5
ENSG icon
The Ensign Group
ENSG
+$4.14M

Sector Composition

Rank Sector Weight
1 Healthcare 37.2%
2 Industrials 18.49%
3 Technology 16.38%
4 Consumer Discretionary 7.91%
5 Energy 6.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
MSFT icon
76
Microsoft
MSFT
$4.01T
$262K 0.05%
506
-186
-27% -$94.9K
2022 Q3
12 quarters
RNTX icon
77
Rein Therapeutics
RNTX
$54.2M
$262K 0.05%
228,692
+156,947
+219% +$199K
2023 Q4
7 quarters
RNG icon
78
RingCentral
RNG
$6.68B
$230K 0.05%
8,122
+111
+1% +$3.23K
2023 Q4
7 quarters
GRSD icon
79
Grandstand Ltd
GRSD
$48.4M
$189K 0.04%
23,062
+620
+3% +$6K
2024 Q4
3 quarters
GDRX icon
80
GoodRx Holdings
GDRX
$1.19B
$186K 0.04%
44,063
+313
+0.7% +$1.38K
2021 Q1
18 quarters
SVV icon
81
Savers
SVV
$1.55B
$182K 0.04%
+13,764
New +$158K
2025 Q3
0 quarters
PETS icon
82
PetMed Express
PETS
$26.4M
$59.8K 0.01%
23,841
-48
-0.2% -$148
2021 Q1
18 quarters
RDHL icon
83
Redhill Biopharma
RDHL
$4.44M
$38.7K 0.01%
+17,822
New +$29K
2025 Q3
0 quarters
AKAM icon
84
Akamai
AKAM
$13.3B
– –
-2,535
Closed -$202K –
DHX icon
85
DHI Group
DHX
$217M
– –
-56,401
Closed -$168K –
DRRX icon
86
DELISTED
DURECT Corp
DRRX
– –
-403,884
Closed -$257K –
MBLY icon
87
Mobileye
MBLY
$6.32B
– –
-13,892
Closed -$250K –
SHOO icon
88
Steven Madden
SHOO
$3.38B
– –
-17,583
Closed -$422K –
TTD icon
89
Trade Desk
TTD
$6.21B
– –
-6,512
Closed -$469K –
WBA icon
90
DELISTED
Walgreens Boots Alliance
WBA
– –
-20,184
Closed -$232K –
WBD icon
91
DELISTED
Warner Bros
WBD
– –
-14,576
Closed -$167K –
YEXT icon
92
Yext
YEXT
$706M
– –
-12,944
Closed -$110K –
1 2 3
4

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PDIP
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Gagnon Securities's Q3 2025 Portfolio in Review

As of Q3 2025, Gagnon Securities held 95 positions worth $499M, up 1.2% from $492M the previous quarter. Its ten largest holdings account for 48% of the portfolio.

Gagnon Securities's Q3 2025 filing shows 8 new, 28 increased, 47 reduced and 9 closed positions. Its largest new stake was MarineMax: 261,349 shares worth $6.62M. The largest sale was Power Solutions International, an estimated $24.5M.

By sector, the portfolio is most concentrated in Healthcare at 37% of assets, down from 40% a quarter earlier, followed by Industrials and Technology.

  • Gagnon Securities's largest Q3 2025 buy was MarineMax: 261,349 shares worth $6.62M.
  • Gagnon Securities added most to Freshworks in Q3 2025, an estimated $12.7M increase.
  • Gagnon Securities's biggest Q3 2025 reduction was Power Solutions International, cutting an estimated $24.5M.
  • Gagnon Securities fully exited Trade Desk in Q3 2025, selling an estimated $469K.
  • Gagnon Securities's ten largest holdings make up 48% of its $499M portfolio in Q3 2025.
  • Gagnon Securities opened 8 new positions and closed 9 in Q3 2025.
  • Gagnon Securities's portfolio value rose 1.2% quarter-over-quarter to $499M.

Based on Gagnon Securities's 13F filing for Q3 2025, filed 3 Nov 2025.