Roubaix Capital, LLC
In its 13F for Q1 2024 (holdings as of March 31, 2024, filed August 1, 2024), Roubaix Capital, LLC reported 47 stock positions worth $158.1 million. Its top holding was Ftai Aviation (FTAI) at 6.1% of the portfolio, followed by Park Aerospace (PKE, 4.3%) and Barnes (4.3%). Compared with Q4 2023, it opened 19 new positions, sold out of 16, added to 20 and reduced 8. The biggest buy was a new position in Sitime (SITM) and the biggest sale an exit from Sotera Health (SHC).
- Most Recent 13F
- Q2 2026
- Location
- DENVER, CO
- CIK
- 0001769700
- Portfolio Value
- $158.1M (Q1 2024)
- SEC Filing
- 0001104659-24-084772 ↗ filed Aug 1, 2024
Holdings Value
Holdings 47 stocks · $158.1M
| FTAI Ftai Aviation Ltd. | 6.07% | 142,576 | $9.6M | Add +6.9% |
| PKE Park Aerospace Corp. | 4.30% | 409,224 | $6.8M | Add +33.3% |
| BARNES GROUP INC | 4.25% | 180,951 | $6.7M | Add +43.2% |
| CRS Carpenter Technology | 3.93% | 87,023 | $6.2M | Add +15.3% |
| ATEX Anterix Inc. | 3.79% | 178,543 | $6.0M | Add +7.0% |
| PACK Ranpak Holdings Corp. | 3.56% | 714,592 | $5.6M | Add +188.8% |
| WEX Wex Inc. | 3.54% | 23,576 | $5.6M | Reduce -8.3% |
| BIO Bio-Rad Laboratories-A | 3.44% | 15,743 | $5.4M | Add +25.4% |
| SITM Sitime Corp. | 3.34% | 56,724 | $5.3M | New |
| ACVA Acv Auctions Inc. Class A | 2.98% | 250,756 | $4.7M | Reduce -1.9% |
| HLMN Hillman Solutions Corp. | 2.84% | 422,748 | $4.5M | New |
| NPKI NPK International Inc. filed as NEWPARK RES INC | 2.84% | 622,965 | $4.5M | Add +43.7% |
| RRX Regal Rexnord Corp. | 2.81% | 24,699 | $4.4M | Add +35.4% |
| GENI Genius Sports Ltd. | 2.70% | 746,566 | $4.3M | Reduce -32.8% |
| GFL GFL Environmental Inc.-Sub VT | 2.67% | 122,556 | $4.2M | Add +11.6% |
| MKSI MKS Inc. filed as MKS INSTRS INC | 2.41% | 28,648 | $3.8M | Reduce -47.2% |
| OEC Orion SA | 2.39% | 160,904 | $3.8M | Add +7.0% |
| AVNT Avient Corp. | 2.39% | 87,189 | $3.8M | Add +41.1% |
| HI Hillenbrand Inc. | 2.32% | 72,866 | $3.7M | New |
| OII Oceaneering Intl Inc. | 2.26% | 152,803 | $3.6M | Add +114.8% |
| SIMO Silicon Motion Technol-ADR | 2.22% | 45,732 | $3.5M | Add +7.0% |
| BV Brightview Holdings Inc. | 2.22% | 295,643 | $3.5M | New |
| APPN Appian Corp. Class A | 2.11% | 83,592 | $3.3M | Add +43.8% |
| PDFS PDF Solutions Inc. | 2.09% | 98,118 | $3.3M | Add +111.9% |
| BELFB Bel Fuse Inc. Class B | 1.77% | 46,481 | $2.8M | New |
| CGNX Cognex Corp. | 1.77% | 65,999 | $2.8M | Add +12.0% |
| THRM Gentherm Inc. | 1.67% | 45,976 | $2.6M | New |
| VPG Vishay Precision Group | 1.66% | 74,203 | $2.6M | Add +58.6% |
| KRNT Kornit Digital Ltd. | 1.63% | 141,875 | $2.6M | Add +104.9% |
| SMWB Similarweb Ltd. | 1.55% | 272,092 | $2.4M | New |
| BLFS Biolife Solutions Inc. | 1.45% | 123,199 | $2.3M | Reduce -56.0% |
| BECN Beacon Roofing Supply Inc. | 1.44% | 23,290 | $2.3M | New |
| IRMD Iradimed Corp. | 1.40% | 50,307 | $2.2M | New |
| PHR Phreesia Inc. | 1.36% | 89,802 | $2.1M | New |
| MXCT Maxcyte Inc. | 1.32% | 497,353 | $2.1M | Add +28.8% |
| AIP Arteris Inc. | 1.30% | 281,625 | $2.1M | Reduce -17.8% |
| ASUR Asure Software Inc. | 1.19% | 240,919 | $1.9M | New |
| RDNT Radnet Inc. | 1.16% | 37,658 | $1.8M | New |
| QNST Quinstreet Inc. | 1.13% | 100,768 | $1.8M | New |
| PRO Pros Holdings Inc. | 1.11% | 48,513 | $1.8M | Reduce -33.3% |
| NEOG Neogen Corp. | 1.11% | 110,781 | $1.7M | New |
| TMCI Treace Medical Concepts Inc. | 0.56% | 68,464 | $893K | Reduce -44.2% |
| SWIM Latham Group Inc. | 0.55% | 218,303 | $864K | New |
| PAR Par Technology Corp. | 0.55% | 19,047 | $864K | New |
| ATS Ats Corp. | 0.51% | 23,912 | $806K | New |
| AXGN Axogen Inc. | 0.22% | 43,442 | $351K | New |
| FOCL Edap TMS SA -ADR | 0.11% | 22,942 | $169K | New |
Portfolio Sells Q4 2023 → Q1 2024
| SHC Sotera Health Co. | Sold out | 0.00% | −5.21 |
| VSEC Vse Corp. | Sold out | 0.00% | −3.46 |
| SRAD Sportradar Group AG-A | Sold out | 0.00% | −2.76 |
| MIR Mirion Technologies Inc. | Sold out | 0.00% | −2.41 |
| TBBK The Bancorp Inc. | Sold out | 0.00% | −2.24 |
| COLB Columbia Banking System Inc. | Sold out | 0.00% | −2.21 |
| WBS Webster Financial Corp. | Sold out | 0.00% | −2.14 |
| GENI Genius Sports Ltd. | Reduce -32.8% | 2.70% | −2.12 |
| ASLE Aersale Corp. | Sold out | 0.00% | −2.08 |
| NBTB N B T Bancorp Inc. | Sold out | 0.00% | −2.07 |
| FNA Paragon 28 Inc. | Sold out | 0.00% | −1.93 |
| BLFS Biolife Solutions Inc. | Reduce -56.0% | 1.45% | −1.75 |
| CDMO Avid Bioservices Inc. | Sold out | 0.00% | −1.68 |
| MKSI MKS Inc. | Reduce -47.2% | 2.41% | −1.50 |
| INDI Indie Semiconductor Inc. Class A | Sold out | 0.00% | −1.16 |
| VRNS Varonis Systems Inc. | Sold out | 0.00% | −1.09 |
| BOOM DMC Global Inc. | Sold out | 0.00% | −1.09 |
| FROG Jfrog Ltd. | Sold out | 0.00% | −1.09 |
| ATSG Air Transport Services Group | Sold out | 0.00% | −1.07 |
| PRO Pros Holdings Inc. | Reduce -33.3% | 1.11% | −0.86 |
| TMCI Treace Medical Concepts Inc. | Reduce -44.2% | 0.56% | −0.53 |
| AIP Arteris Inc. | Reduce -17.8% | 1.30% | −0.11 |
| WEX Wex Inc. | Reduce -8.3% | 3.54% | +0.03 |
| ACVA Acv Auctions Inc. Class A | Reduce -1.9% | 2.98% | +0.26 |
Portfolio Buys Q4 2023 → Q1 2024
| SITM Sitime Corp. | New | 3.34% | +3.34 |
| HLMN Hillman Solutions Corp. | New | 2.84% | +2.84 |
| PACK Ranpak Holdings Corp. | Add +188.8% | 3.56% | +2.55 |
| HI Hillenbrand Inc. | New | 2.32% | +2.32 |
| BV Brightview Holdings Inc. | New | 2.22% | +2.22 |
| BELFB Bel Fuse Inc. Class B | New | 1.77% | +1.77 |
| FTAI Ftai Aviation Ltd. | Add +6.9% | 6.07% | +1.73 |
| THRM Gentherm Inc. | New | 1.67% | +1.67 |
| SMWB Similarweb Ltd. | New | 1.55% | +1.55 |
| BECN Beacon Roofing Supply Inc. | New | 1.44% | +1.44 |
| IRMD Iradimed Corp. | New | 1.40% | +1.40 |
| BARNES GROUP INC | Add +43.2% | 4.25% | +1.36 |
| PHR Phreesia Inc. | New | 1.36% | +1.36 |
| OII Oceaneering Intl Inc. | Add +114.8% | 2.26% | +1.20 |
| ASUR Asure Software Inc. | New | 1.19% | +1.19 |
| RDNT Radnet Inc. | New | 1.16% | +1.16 |
| PKE Park Aerospace Corp. | Add +33.3% | 4.30% | +1.14 |
| QNST Quinstreet Inc. | New | 1.13% | +1.13 |
| NEOG Neogen Corp. | New | 1.11% | +1.11 |
| PDFS PDF Solutions Inc. | Add +111.9% | 2.09% | +1.05 |
| RRX Regal Rexnord Corp. | Add +35.4% | 2.81% | +0.92 |
| NPKI NPK International Inc. | Add +43.7% | 2.84% | +0.83 |
| KRNT Kornit Digital Ltd. | Add +104.9% | 1.63% | +0.70 |
| BIO Bio-Rad Laboratories-A | Add +25.4% | 3.44% | +0.60 |
| AVNT Avient Corp. | Add +41.1% | 2.39% | +0.59 |
| APPN Appian Corp. Class A | Add +43.8% | 2.11% | +0.58 |
| SWIM Latham Group Inc. | New | 0.55% | +0.55 |
| PAR Par Technology Corp. | New | 0.55% | +0.55 |
| VPG Vishay Precision Group | Add +58.6% | 1.66% | +0.54 |
| ATS Ats Corp. | New | 0.51% | +0.51 |
| SIMO Silicon Motion Technol-ADR | Add +7.0% | 2.22% | +0.39 |
| AXGN Axogen Inc. | New | 0.22% | +0.22 |
| CRS Carpenter Technology | Add +15.3% | 3.93% | +0.19 |
| FOCL Edap TMS SA -ADR | New | 0.11% | +0.11 |
| CGNX Cognex Corp. | Add +12.0% | 1.77% | +0.05 |
| MXCT Maxcyte Inc. | Add +28.8% | 1.32% | +0.05 |
| GFL GFL Environmental Inc.-Sub VT | Add +11.6% | 2.67% | +0.02 |
| ATEX Anterix Inc. | Add +7.0% | 3.79% | −0.10 |
| OEC Orion SA | Add +7.0% | 2.39% | −0.53 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 50 | $278.9M | SXT, TKNO, BLFS, AGYS, DORM |
| Q1 2026 | 43 | $214.3M | YSS, SARO, PKE, SXT, RRX |
| Q4 2025 | 46 | $234.5M | RAL, SARO, AGYS, NPKI, TRNS |
| Q3 2025 | 47 | $214.7M | TATT, PKE, GENI, NPKI, LASR |
| Q2 2025 | 51 | $208.4M | TATT, GTLS, GENI, NPKI, SARO |
| Q1 2025 | 50 | $191.9M | SARO, PKE, GENI, ATEX, COLD |
| Q4 2024 | 47 | $208.6M | FTAI, TLN, BELFB, NPKI, PKE |
| Q3 2024 | 47 | $181.5M | TLN, FTAI, BARNES GROUP INC, LSCC, OEC |
| Q2 2024 | 45 | $158.3M | BARNES GROUP INC, FTAI, ATEX, PKE, NPKI |
| Q1 2024Amended | 47 | $158.1M | FTAI, PKE, BARNES GROUP INC, CRS, ATEX |