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Super Investors Roubaix Capital, LLC
RC

Roubaix Capital, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$279M
Positions
50
Quarter ended
June 30, 2026
Filed
August 10, 2026

Reported portfolio value by quarter (30 quarters reported)

$279M $65.9M
Q1 19 Q3 20 Q1 22 Q3 23 Q1 25 Q2 26

$101M in Q1 2019 → $279M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Sensient Technologies Corp 3.7% Added 1.3% 84,299 $10.4M
Alpha Teknova Inc 3.2% Trimmed 16% 1,579,404 $8.97M
Biolife Solutions Inc 3.1% New 309,618 $8.74M
Agilysys Inc 2.9% Added 2.0% 77,079 $8.05M
DP Dorman Prods Inc 2.7% Added 30% 55,682 $7.6M
Ralliant Corp 2.7% Trimmed 34% 101,759 $7.49M
SG Stevanato Group S P A 2.6% Added 3.0% 396,822 $7.17M
Ats Corporation 2.5% New 246,909 $7.11M
OC Omnicell Com 2.5% New 167,773 $6.97M
PA Pursuit Attractions And Hosp 2.5% New 122,525 $6.86M
Flywire Corporation 2.3% Added 60% 369,457 $6.49M
Park Aerospace Corp 2.3% Trimmed 39% 168,978 $6.45M
Cryoport Inc 2.3% New 404,778 $6.36M
CW Casella Waste Sys Inc 2.2% Added 2.8% 64,536 $6.26M
Timken Co 2.2% New 42,931 $6.24M
Neogen Corp 2.2% Added 38% 687,112 $6.18M
Navan Inc 2.2% New 265,887 $6.08M
Orthopediatrics Corp 2.1% Added 5.7% 306,564 $5.86M
Lkq Corp 2.1% New 221,780 $5.84M
Applied Aerospace & Defense 2.1% New 256,240 $5.84M
Jbt Marel Corporation 2.1% Added 117% 40,002 $5.8M
AI Albany Intl Corp 2.1% Added 14% 77,024 $5.74M
Cellebrite Di Ltd 2.0% Added 27% 383,672 $5.6M
MC Mamas Creations Inc 1.9% New 298,280 $5.32M
Xometry Inc 1.9% Trimmed 67% 55,034 $5.31M
Latham Group Inc 1.9% Added 23% 812,601 $5.26M
Shoulder Innovations Inc 1.9% Trimmed 0.7% 255,288 $5.18M
Birkenstock Holding PLC 1.8% New 119,258 $5.13M
Lightpath Technologies Inc 1.8% New 312,510 $5.11M
Regal Rexnord Corporation 1.8% Trimmed 45% 20,636 $4.92M
CH Celsius Hldgs Inc 1.7% New 164,889 $4.83M
HN Hexcel Corp New 1.7% New 48,200 $4.82M
IS Innovative Solutions & Suppo 1.7% New 264,509 $4.76M
Ambiq Micro Inc 1.7% Trimmed 58% 53,257 $4.7M
Enerpac Tool Group Corp 1.7% New 129,503 $4.64M
Xpel Inc 1.7% New 93,575 $4.64M
Proto Labs Inc 1.6% New 55,415 $4.52M
Acv Auctions Inc 1.6% New 625,761 $4.5M
BB Boot Barn Hldgs Inc 1.6% New 27,046 $4.44M
Littelfuse Inc 1.6% New 9,724 $4.43M
Aptargroup Inc 1.6% New 34,847 $4.36M
Vishay Precision Group Inc 1.6% Trimmed 82% 28,920 $4.34M
Resideo Technologies Inc 1.5% New 134,503 $4.18M
WH Waystar Hldg Corp 1.4% Trimmed 4.5% 191,234 $3.93M
Bowman Consulting Group Ltd 1.4% New 133,949 $3.91M
DH Digitalocean Hldgs Inc 1.4% New 24,690 $3.88M
Pdf Solutions Inc 1.4% Trimmed 71% 53,546 $3.79M
AW Armstrong World Inds Inc New 1.3% New 23,203 $3.72M
Vishay Intertechnology Inc 1.1% New 58,199 $3.13M
Csw Industrials Inc 1.1% New 11,012 $3.06M

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 10, 2026

Company Action Shares changed Value of change % of portfolio
Vishay Precision Group Inc Trimmed −132,041 −$19.8M 1.6%
Xometry Inc Trimmed −110,897 −$10.7M 1.9%
Pdf Solutions Inc Trimmed −128,391 −$9.09M 1.4%
Biolife Solutions Inc New +309,618 +$8.74M 3.1%
York Space Systems Inc Exited −382,906 −$8.49M —
Standardaero Inc Exited −294,397 −$7.6M —
Ats Corporation New +246,909 +$7.11M 2.5%
OC Omnicell Com New +167,773 +$6.97M 2.5%
PA Pursuit Attractions And Hosp New +122,525 +$6.86M 2.5%
Repligen Corp Exited −54,555 −$6.43M —

Showing the 10 largest of 71 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 06, 2026

Company Action Shares changed Value of change % of portfolio
York Space Systems Inc New +382,906 +$8.49M 4.0%
Vishay Precision Group Inc New +160,961 +$6.99M 3.3%
JI Janus International Group In Exited −993,145 −$6.5M —
Repligen Corp New +54,555 +$6.43M 3.0%
MM Modine Mfg Co Exited −46,196 −$6.17M —
Azenta Inc Exited −183,599 −$6.11M —
Xpel Inc Exited −116,949 −$5.84M —
Sportradar Group Ag New +333,382 +$5.58M 2.6%
Forgent Power Solutions Inc New +184,863 +$5.41M 2.5%
Allegro Microsystems Inc New +169,993 +$5.36M 2.5%

Showing the 10 largest of 67 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 09, 2026

Company Action Shares changed Value of change % of portfolio
Tat Technologies Ltd Exited −250,141 −$11M —
Xometry Inc New +100,873 +$6M 2.6%
Revvity Inc New +61,105 +$5.91M 2.5%
Ats Corporation Exited −223,532 −$5.86M —
Xpel Inc New +116,949 +$5.84M 2.5%
JH James Hardie Inds PLC Exited −291,314 −$5.6M —
Azenta Inc Added +162,025 +$5.39M 2.6%
Birkenstock Holding PLC New +130,625 +$5.34M 2.3%
Aar Corp New +63,009 +$5.22M 2.2%
Ncino Inc New +199,020 +$5.1M 2.2%

Showing the 10 largest of 68 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 12, 2025

Company Action Shares changed Value of change % of portfolio
Ralliant Corp New +164,471 +$7.19M 3.3%
CI Chart Inds Inc Exited −42,136 −$6.94M —
Bel Fuse Inc Exited −64,612 −$6.31M —
MM Modine Mfg Co New +44,342 +$6.3M 2.9%
Magnite Inc Exited −260,735 −$6.29M —
Trimas Corp Exited −212,822 −$6.09M —
Ats Corporation New +223,532 +$5.86M 2.7%
LS Liquidity Svcs Inc Exited −244,550 −$5.77M —
Novanta Inc Exited −44,401 −$5.72M —
JH James Hardie Inds PLC New +291,314 +$5.6M 2.6%

Showing the 10 largest of 75 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 13, 2025

Company Action Shares changed Value of change % of portfolio
CI Chart Inds Inc New +42,136 +$6.94M 3.3%
Sensient Technologies Corp New +65,619 +$6.46M 3.1%
Magnite Inc New +260,735 +$6.29M 3.0%
Anterix Inc Exited −161,706 −$5.92M —
Americold Realty Trust Inc Exited −258,403 −$5.55M —
CI Ccc Intelligent Solutions Hl Exited −611,801 −$5.52M —
Ranpak Holdings Corp Exited −995,098 −$5.39M —
F& Floor & Decor Hldgs Inc New +62,485 +$4.75M 2.3%
Middleby Corp Exited −30,827 −$4.69M —
HM Haemonetics Corp Mass Exited −73,652 −$4.68M —

Showing the 10 largest of 73 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 13, 2025

Company Action Shares changed Value of change % of portfolio
Ftai Aviation Ltd Exited −78,630 −$11.3M —
Bloom Energy Corp Exited −296,389 −$6.58M —
Talen Energy Corp Trimmed −32,289 −$6.45M 1.1%
Sportradar Group Ag Exited −349,211 −$6.06M —
Genius Sports Limited New +599,485 +$6M 3.1%
Anterix Inc New +161,706 +$5.92M 3.1%
AE Advanced Energy Inds Exited −48,530 −$5.61M —
Americold Realty Trust Inc New +258,403 +$5.55M 2.9%
CI Ccc Intelligent Solutions Hl New +611,801 +$5.52M 2.9%
V Viad Corp Exited −126,226 −$5.37M —

Showing the 10 largest of 74 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 13, 2025

Company Action Shares changed Value of change % of portfolio
Barnes Group Inc Exited −245,477 −$9.92M —
Bloom Energy Corp New +296,389 +$6.58M 3.2%
AE Advanced Energy Inds New +48,530 +$5.61M 2.7%
V Viad Corp New +126,226 +$5.37M 2.6%
Neogen Corp Exited −317,739 −$5.34M —
Wex Inc New +30,376 +$5.33M 2.6%
CF Coastal Finl Corp Wa New +58,432 +$4.96M 2.4%
CM Columbus Mckinnon Corp N Y New +127,379 +$4.74M 2.3%
AI Albany Intl Corp New +58,328 +$4.66M 2.2%
Kura Sushi Usa Inc Exited −56,979 −$4.59M —

Showing the 10 largest of 70 changes.

Q3 2024

quarter ended September 30, 2024 · filed October 25, 2024

Company Action Shares changed Value of change % of portfolio
Talen Energy Corp New +63,028 +$11.2M 6.2%
Lattice Semiconductor Corp New +109,177 +$5.79M 3.2%
Flowserve Corp New +94,004 +$4.86M 2.7%
Genius Sports Limited Exited −869,110 −$4.74M —
Lovesac Company New +157,775 +$4.52M 2.5%
Birkenstock Holding PLC New +91,370 +$4.5M 2.5%
BH Brightview Hldgs Inc Exited −336,770 −$4.48M —
Mirion Technologies Inc New +385,130 +$4.26M 2.3%
Sitime Corp Trimmed −24,381 −$4.18M 1.1%
Sportradar Group Ag New +341,153 +$4.13M 2.3%

Showing the 10 largest of 66 changes.

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