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Portolan Capital Management Portfolio holdings

AUM $1.88B
1-Year Est. Return 115.74%
This Fund
S&P 500
This Quarter Est. Return
-7.33%
1 Year Est. Return
+115.74%
3 Year Est. Return
+581.85%
5 Year Est. Return
+1,047.01%
10 Year Est. Return
+13,266.68%
AUM
$1.32B
AUM Growth
-$171M
Cap. Flow
+$6.7M
Cap. Flow %
0.51%
Top 10 Hldgs %
30.96%
Holding
152
New
21
Increased
53
Reduced
35
Closed
43

Top Buys

Rank Stock Value
1
FOUR icon
Shift4
FOUR
+$27.4M
2
LQDT icon
Liquidity Services
LQDT
+$20.8M
3
TREE icon
LendingTree
TREE
+$19.5M
4
SLM icon
SLM Corp
SLM
+$17.9M
5
MOD icon
Modine Manufacturing
MOD
+$16.2M

Top Sells

Rank Stock Value
1
SMTC icon
Semtech
SMTC
+$29.5M
2
SNAP icon
Snap
SNAP
+$25.4M
3
CLS icon
Celestica
CLS
+$24.8M
4
TLN
Talen Energy Corp
TLN
+$24.2M
5
RDDT icon
Reddit
RDDT
+$20.9M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 19.83%
2 Technology 19.27%
3 Healthcare 18.26%
4 Financials 13.39%
5 Industrials 9.58%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GNRC icon
126
Generac Holdings
GNRC
$12.5B
– –
-71,342
Closed -$11.1M
GOOS
127
Canada Goose Holdings
GOOS
$856M
– –
-439,007
Closed -$4.4M
IESC icon
128
IES Holdings
IESC
$15.2B
– –
-2,186
Closed -$439K
INDI icon
129
indie Semiconductor
INDI
$854M
– –
-845,302
Closed -$3.42M
JBL icon
130
Jabil
JBL
$35.8B
– –
-24,031
Closed -$3.46M
MITK icon
131
Mitek Systems
MITK
$834M
– –
-194,987
Closed -$2.17M
MLR icon
132
Miller Industries
MLR
$619M
– –
-143,304
Closed -$9.37M
MXCT icon
133
MaxCyte
MXCT
$126M
– –
-1,135,613
Closed -$4.72M
MYO icon
134
Myomo
MYO
$56.2M
– –
-379,819
Closed -$2.45M
MYRG icon
135
MYR Group
MYRG
$5.25B
– –
-38,341
Closed -$5.7M
NVGS icon
136
Navigator Holdings
NVGS
$1.28B
– –
-306,769
Closed -$4.71M
ORN icon
137
Orion Group Holdings
ORN
$418M
– –
-448,691
Closed -$3.29M
OTLY
138
Oatly Group
OTLY
$438M
– –
-395,786
Closed -$5.25M
PGY icon
139
Pagaya Technologies
PGY
$1.78B
– –
-271,776
Closed -$2.52M
PSN icon
140
Parsons
PSN
$5.08B
– –
-23,281
Closed -$2.15M
RH icon
141
RH
RH
$3.71B
– –
-2,077
Closed -$817K
SEZL
142
Sezzle
SEZL
$3.97B
– –
-79,008
Closed -$3.37M
SLQT icon
143
SelectQuote
SLQT
$121M
– –
-503,501
Closed -$1.87M
SNAP icon
144
Snap
SNAP
$9.01B
– –
-2,362,784
Closed -$25.4M
STNG icon
145
Scorpio Tankers
STNG
$3.81B
– –
-118,557
Closed -$5.89M
TSEM icon
146
Tower Semiconductor
TSEM
$28.5B
– –
-74,707
Closed -$3.85M
UBS icon
147
UBS Group
UBS
$176B
– –
-321,566
Closed -$9.75M
ULTA icon
148
Ulta Beauty
ULTA
$24.3B
– –
-16,708
Closed -$7.27M
WDC icon
149
Western Digital
WDC
$150B
– –
-170,991
Closed -$7.71M
NBIS
150
Nebius Group N.V.
NBIS
$47.7B
– –
-120,891
Closed -$3.35M
3 4 5
6
7

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Portolan Capital Management's Q1 2025 Portfolio in Review

As of Q1 2025, Portolan Capital Management held 152 positions worth $1.32B, down 12% from $1.49B the previous quarter. Its ten largest holdings account for 31% of the portfolio.

Portolan Capital Management's Q1 2025 filing shows 21 new, 53 increased, 35 reduced and 43 closed positions. Its largest new stake was Liquidity Services: 626,358 shares worth $19.4M. The largest sale was Semtech, an estimated $29.5M.

By sector, the portfolio is most concentrated in Consumer Discretionary at 20% of assets, up from 17% a quarter earlier, followed by Technology and Healthcare.

  • Portolan Capital Management's largest Q1 2025 buy was Liquidity Services: 626,358 shares worth $19.4M.
  • Portolan Capital Management added most to Shift4 in Q1 2025, an estimated $27.4M increase.
  • Portolan Capital Management's biggest Q1 2025 reduction was Semtech, cutting an estimated $29.5M.
  • Portolan Capital Management fully exited Snap in Q1 2025, selling an estimated $25.4M.
  • Portolan Capital Management's ten largest holdings make up 31% of its $1.32B portfolio in Q1 2025.
  • Portolan Capital Management opened 21 new positions and closed 43 in Q1 2025.
  • Portolan Capital Management's portfolio value fell 12% quarter-over-quarter to $1.32B.

Based on Portolan Capital Management's 13F filing for Q1 2025, filed 15 May 2025.