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Roubaix Capital Portfolio holdings

AUM $214M
1-Year Est. Return 32.43%
This Fund
S&P 500
This Quarter Est. Return
+22.84%
1 Year Est. Return
+32.43%
3 Year Est. Return
+104.01%
5 Year Est. Return
+128.11%
10 Year Est. Return
–
AUM
$208M
AUM Growth
+$16.4M
Cap. Flow
-$12.1M
Cap. Flow %
-5.79%
Top 10 Hldgs %
31.78%
Holding
73
New
23
Increased
10
Reduced
18
Closed
22

Top Buys

Rank Stock Value
1
GTLS
Chart Industries
GTLS
+$6.19M
2
SXT icon
Sensient Technologies
SXT
+$5.87M
3
FND icon
Floor & Decor
FND
+$4.64M
4
LSCC icon
Lattice Semiconductor
LSCC
+$4.13M
5
LQDT icon
Liquidity Services
LQDT
+$3.98M

Top Sells

Rank Stock Value
1
ATEX icon
Anterix
ATEX
+$5.92M
2
COLD icon
Americold
COLD
+$5.55M
3
CCC
CCC Intelligent Solutions
CCC
+$5.52M
4
PACK icon
Ranpak Holdings
PACK
+$5.39M
5
MIDD icon
Middleby
MIDD
+$4.69M

Sector Composition

Rank Sector Weight
1 Industrials 38.9%
2 Technology 24.45%
3 Consumer Discretionary 12.93%
4 Healthcare 8.5%
5 Communication Services 6.31%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
TATT icon
1
TAT Technologies
TATT
$542M
$7.17M 3.44%
234,664
+44,058
+23% +$1.27M
GTLS
2
DELISTED
Chart Industries
GTLS
$6.94M 3.33%
+42,136
New +$6.19M
GENI icon
3
Genius Sports
GENI
$1.94B
$6.86M 3.29%
659,590
+60,105
+10% +$601K
NPKI
4
NPK International
NPKI
$1.17B
$6.84M 3.28%
803,366
-114,409
-12% -$838K
SARO
5
StandardAero Inc
SARO
$9.74B
$6.55M 3.14%
206,912
-40,773
-16% -$1.14M
AGYS icon
6
Agilysys
AGYS
$2.96B
$6.5M 3.12%
56,708
-11,034
-16% -$996K
SXT icon
7
Sensient Technologies
SXT
$5.42B
$6.46M 3.1%
+65,619
New +$5.87M
BELFB
8
Bel Fuse Inc Class B
BELFB
$3.56B
$6.31M 3.03%
64,612
-5,668
-8% -$428K
PKE icon
9
Park Aerospace
PKE
$764M
$6.3M 3.03%
426,786
-40,698
-9% -$551K
MGNI icon
10
Magnite
MGNI
$2.68B
$6.29M 3.02%
+260,735
New +$3.84M
TRS icon
11
TriMas Corp
TRS
$1.43B
$6.09M 2.92%
212,822
+1,350
+0.6% +$33.1K
LQDT icon
12
Liquidity Services
LQDT
$1.2B
$5.77M 2.77%
244,550
+147,739
+153% +$3.98M
NOVT icon
13
Novanta
NOVT
$5B
$5.72M 2.75%
44,401
+18,659
+72% +$2.27M
MKSI icon
14
MKS Inc
MKSI
$20.2B
$5.32M 2.55%
53,526
+21,995
+70% +$1.79M
ATI icon
15
ATI
ATI
$25.8B
$5.24M 2.51%
60,633
-15,692
-21% -$1.07M
FND icon
16
Floor & Decor
FND
$5.98B
$4.75M 2.28%
+62,485
New +$4.64M
RDNT icon
17
RadNet
RDNT
$4.89B
$4.67M 2.24%
81,984
-3,865
-5% -$212K
ORA icon
18
Ormat Technologies
ORA
$6.23B
$4.55M 2.18%
54,355
-16,727
-24% -$1.25M
OLED icon
19
Universal Display
OLED
$3.72B
$4.31M 2.07%
+27,920
New +$3.91M
IRMD icon
20
iRadimed
IRMD
$1.23B
$4.27M 2.05%
71,497
+23,371
+49% +$1.28M
LSCC icon
21
Lattice Semiconductor
LSCC
$16.4B
$4.23M 2.03%
+86,370
New +$4.13M
DCO icon
22
Ducommun
DCO
$2.67B
$4.22M 2.03%
+51,104
New +$3.4M
UMBF icon
23
UMB Financial
UMBF
$10.7B
$4.12M 1.98%
+39,194
New +$3.91M
LASR icon
24
nLIGHT
LASR
$3.65B
$4M 1.92%
+203,274
New +$2.53M
AEIS icon
25
Advanced Energy
AEIS
$11.4B
$3.87M 1.86%
+29,179
New +$3.21M
1
2 3

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Roubaix Capital's Q2 2025 Portfolio in Review

As of Q2 2025, Roubaix Capital held 73 positions worth $208M, up 8.6% from $192M the previous quarter. Its ten largest holdings account for 32% of the portfolio.

Roubaix Capital withdrew a net $12.1M in Q2 2025, closing 22 positions and reducing 18 holdings. Its most notable exit was Anterix, an estimated $5.92M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 39% of assets, up from 29% a quarter earlier, followed by Technology and Consumer Discretionary.

Against the trend, Roubaix Capital opened a new position in Chart Industries worth $6.94M.

  • Roubaix Capital's largest Q2 2025 buy was Chart Industries: 42,136 shares worth $6.94M.
  • Roubaix Capital added most to Liquidity Services in Q2 2025, an estimated $3.98M increase.
  • Roubaix Capital's biggest Q2 2025 reduction was Mirion Technologies, cutting an estimated $3.67M.
  • Roubaix Capital fully exited Anterix in Q2 2025, selling an estimated $5.92M.
  • Roubaix Capital's ten largest holdings make up 32% of its $208M portfolio in Q2 2025.
  • Roubaix Capital opened 23 new positions and closed 22 in Q2 2025.
  • Roubaix Capital's portfolio value rose 8.6% quarter-over-quarter to $208M.

Based on Roubaix Capital's 13F filing for Q2 2025, filed 13 Aug 2025.