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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
+12.29%
1 Year Est. Return
+32.43%
3 Year Est. Return
+104.01%
5 Year Est. Return
+128.11%
10 Year Est. Return
–
AUM
$215M
AUM Growth
+$6.37M
Cap. Flow
-$9.56M
Cap. Flow %
-4.45%
Top 10 Hldgs %
35.91%
Holding
75
New
24
Increased
16
Reduced
7
Closed
28

Top Buys

Rank Stock Value
1
RAL
Ralliant Corp
RAL
+$7.31M
2
JHX icon
James Hardie Industries
JHX
+$6.98M
3
ATS icon
ATS Corp
ATS
+$6.44M
4
MOD icon
Modine Manufacturing
MOD
+$5.64M
5
MLAB icon
Mesa Laboratories
MLAB
+$5.52M

Top Sells

Rank Stock Value
1
GTLS
Chart Industries
GTLS
+$6.94M
2
BELFB
Bel Fuse Inc Class B
BELFB
+$6.31M
3
MGNI icon
Magnite
MGNI
+$6.29M
4
TRS icon
TriMas Corp
TRS
+$6.09M
5
LQDT icon
Liquidity Services
LQDT
+$5.77M

Sector Composition

Rank Sector Weight
1 Industrials 34.95%
2 Technology 30.05%
3 Healthcare 13.33%
4 Materials 6.85%
5 Consumer Discretionary 6.3%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BIRK icon
51
Birkenstock
BIRK
$7.64B
– –
-45,009
Closed -$2.21M
BWXT icon
52
BWX Technologies
BWXT
$16.2B
– –
-22,581
Closed -$3.25M
CFLT
53
DELISTED
Confluent
CFLT
– –
-88,379
Closed -$2.2M
CGNX icon
54
Cognex
CGNX
$10.2B
– –
-91,105
Closed -$2.89M
DCO icon
55
Ducommun
DCO
$2.77B
– –
-51,104
Closed -$4.22M
FND icon
56
Floor & Decor
FND
$5.99B
– –
-62,485
Closed -$4.75M
GTLB icon
57
GitLab
GTLB
$5.55B
– –
-36,566
Closed -$1.65M
GTLS
58
DELISTED
Chart Industries
GTLS
– –
-42,136
Closed -$6.94M
IRMD icon
59
iRadimed
IRMD
$1.22B
– –
-71,497
Closed -$4.27M
KRNT icon
60
Kornit Digital
KRNT
$713M
– –
-156,730
Closed -$3.12M
LQDT icon
61
Liquidity Services
LQDT
$1.21B
– –
-244,550
Closed -$5.77M
LSCC icon
62
Lattice Semiconductor
LSCC
$16.8B
– –
-86,370
Closed -$4.23M
MGNI icon
63
Magnite
MGNI
$2.73B
– –
-260,735
Closed -$6.29M
MIR icon
64
Mirion Technologies
MIR
$4.12B
– –
-166,347
Closed -$3.58M
NOVT icon
65
Novanta
NOVT
$5.01B
– –
-44,401
Closed -$5.72M
REAL icon
66
The RealReal
REAL
$1.4B
– –
-595,449
Closed -$2.85M
RGEN icon
67
Repligen
RGEN
$7.39B
– –
-26,459
Closed -$3.29M
RXO icon
68
RXO
RXO
$3.98B
– –
-148,728
Closed -$2.34M
SG icon
69
Sweetgreen
SG
$733M
– –
-156,619
Closed -$2.33M
SITM icon
70
SiTime
SITM
$15.7B
– –
-12,618
Closed -$2.69M
TRS icon
71
TriMas Corp
TRS
$1.45B
– –
-212,822
Closed -$6.09M
UMBF icon
72
UMB Financial
UMBF
$10.7B
– –
-39,194
Closed -$4.12M
VRNS icon
73
Varonis Systems
VRNS
$5.36B
– –
-45,458
Closed -$2.31M
XMTR icon
74
Xometry
XMTR
$4.75B
– –
-69,366
Closed -$2.34M
KRMN
75
Karman Holdings
KRMN
$6.7B
– –
-68,480
Closed -$3.45M
1 2
3

Similar funds

ALS
Andrew L. Share $214M AUM 14.75% 1-Year Est. Return
GC
GatePass Capital Independence, Ohio $214M AUM 29.83% 1-Year Est. Return
TSS
Taylor Securities Services Harrisburg, Pennsylvania $214M AUM
CMBA
C.M. Bidwell & Associates Honolulu, Hawaii $214M AUM 18.82% 1-Year Est. Return
VCM
Viewpoint Capital Management Seattle, Washington $214M AUM 28.5% 1-Year Est. Return
MCA
Midwest Capital Advisors Grand Rapids, Michigan $214M AUM 17.16% 1-Year Est. Return
IH
IES Holdings Houston, Texas $214M AUM
IAM
Impala Asset Management Palm Beach, Florida $215M AUM 86.77% 1-Year Est. Return

Roubaix Capital's Q3 2025 Portfolio in Review

As of Q3 2025, Roubaix Capital held 75 positions worth $215M, up 3.1% from $208M the previous quarter. Its ten largest holdings account for 36% of the portfolio.

Roubaix Capital withdrew a net $9.56M in Q3 2025, closing 28 positions and reducing 7 holdings. Its most notable exit was Chart Industries, an estimated $6.94M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 35% of assets, down from 39% a quarter earlier, followed by Technology and Healthcare.

Against the trend, Roubaix Capital opened a new position in Ralliant Corp worth $7.19M.

  • Roubaix Capital's largest Q3 2025 buy was Ralliant Corp: 164,471 shares worth $7.19M.
  • Roubaix Capital added most to Certara in Q3 2025, an estimated $2.59M increase.
  • Roubaix Capital's biggest Q3 2025 reduction was RadNet, cutting an estimated $2.31M.
  • Roubaix Capital fully exited Chart Industries in Q3 2025, selling an estimated $6.94M.
  • Roubaix Capital's ten largest holdings make up 36% of its $215M portfolio in Q3 2025.
  • Roubaix Capital opened 24 new positions and closed 28 in Q3 2025.
  • Roubaix Capital's portfolio value rose 3.1% quarter-over-quarter to $215M.

Based on Roubaix Capital's 13F filing for Q3 2025, filed 12 Nov 2025.