Roubaix Capital, LLC: 13F holdings, Q2 2026
Hedge fund · SEC EDGAR filings (CIK 1769700) · Explore on the interactive board
Roubaix Capital, LLC disclosed 50 US equity positions worth $278.9m in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 10, 2026). Its largest position is SXT at 3.7% of the reported book, followed by TKNO, BLFS. The top ten holdings are 28.5% of the book, and the portfolio behaves like about 47 equal-weight positions. Versus the prior filing it opened 28 new positions, added to 12, reduced 10 and exited 21. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.
What does Roubaix Capital, LLC own? Top holdings as of June 30, 2026
Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 28 new, 12 added, 10 reduced, 21 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | SXT SENSIENT TECHNOLOGIES CORP | Basic Materials | 3.7% | $10.4m | 84,299 | 1% | added |
| 2 | TKNO ALPHA TEKNOVA INC | 3.2% | $9.0m | 1,579,404 | -16% | reduced | |
| 3 | BLFS BIOLIFE SOLUTIONS INC | Healthcare | 3.1% | $8.7m | 309,618 | – | new |
| 4 | AGYS AGILYSYS INC | Technology | 2.9% | $8.1m | 77,079 | 2% | added |
| 5 | DORM DORMAN PRODS INC | Consumer Cyclical | 2.7% | $7.6m | 55,682 | 30% | added |
| 6 | RAL RALLIANT CORP | Technology | 2.7% | $7.5m | 101,759 | -34% | reduced |
| 7 | STVN STEVANATO GROUP S P A | Healthcare | 2.6% | $7.2m | 396,822 | 3% | added |
| 8 | ATS ATS CORPORATION | Industrials | 2.5% | $7.1m | 246,909 | – | new |
| 9 | OMCL OMNICELL COM | Healthcare | 2.5% | $7.0m | 167,773 | – | new |
| 10 | PRSU PURSUIT ATTRACTIONS AND HOSP | Consumer Cyclical | 2.5% | $6.9m | 122,525 | – | new |
| 11 | FLYW FLYWIRE CORPORATION | Technology | 2.3% | $6.5m | 369,457 | 60% | added |
| 12 | PKE PARK AEROSPACE CORP | Industrials | 2.3% | $6.4m | 168,978 | -39% | reduced |
| 13 | CYRX CRYOPORT INC | Industrials | 2.3% | $6.4m | 404,778 | – | new |
| 14 | CWST CASELLA WASTE SYS INC | Industrials | 2.2% | $6.3m | 64,536 | 3% | added |
| 15 | TKR TIMKEN CO | Industrials | 2.2% | $6.2m | 42,931 | – | new |
| 16 | NEOG NEOGEN CORP | Healthcare | 2.2% | $6.2m | 687,112 | 38% | added |
| 17 | NAVN NAVAN INC | 2.2% | $6.1m | 265,887 | – | new | |
| 18 | KIDS ORTHOPEDIATRICS CORP | Healthcare | 2.1% | $5.9m | 306,564 | 6% | added |
| 19 | LKQ LKQ CORP | Consumer Cyclical | 2.1% | $5.8m | 221,780 | – | new |
| 20 | AADX APPLIED AEROSPACE & DEFENSE | 2.1% | $5.8m | 256,240 | – | new | |
| 21 | JBTM JBT MAREL CORPORATION | Industrials | 2.1% | $5.8m | 40,002 | 117% | added |
| 22 | AIN ALBANY INTL CORP | Consumer Cyclical | 2.1% | $5.7m | 77,024 | 14% | added |
| 23 | CLBT CELLEBRITE DI LTD | Technology | 2.0% | $5.6m | 383,672 | 27% | added |
| 24 | MAMA MAMAS CREATIONS INC | 1.9% | $5.3m | 298,280 | – | new | |
| 25 | XMTR XOMETRY INC | Industrials | 1.9% | $5.3m | 55,034 | -67% | reduced |
| 26 | SWIM LATHAM GROUP INC | Industrials | 1.9% | $5.3m | 812,601 | 23% | added |
| 27 | SI SHOULDER INNOVATIONS INC | 1.9% | $5.2m | 255,288 | -1% | reduced | |
| 28 | BIRK BIRKENSTOCK HOLDING PLC | Consumer Cyclical | 1.8% | $5.1m | 119,258 | – | new |
| 29 | LPTH LIGHTPATH TECHNOLOGIES INC | Technology | 1.8% | $5.1m | 312,510 | – | new |
| 30 | RRX REGAL REXNORD CORPORATION | Industrials | 1.8% | $4.9m | 20,636 | -45% | reduced |
| 31 | CELH CELSIUS HLDGS INC | Consumer Defensive | 1.7% | $4.8m | 164,889 | – | new |
| 32 | HXL HEXCEL CORP NEW | Industrials | 1.7% | $4.8m | 48,200 | – | new |
| 33 | IA INNOVATIVE SOLUTIONS & SUPPO | Industrials | 1.7% | $4.8m | 264,509 | – | new |
| 34 | AMBQ AMBIQ MICRO INC | 1.7% | $4.7m | 53,257 | -58% | reduced | |
| 35 | EPAC ENERPAC TOOL GROUP CORP | Industrials | 1.7% | $4.6m | 129,503 | – | new |
| 36 | XPEL XPEL INC | Consumer Cyclical | 1.7% | $4.6m | 93,575 | – | new |
| 37 | PRLB PROTO LABS INC | Industrials | 1.6% | $4.5m | 55,415 | – | new |
| 38 | ACVA ACV AUCTIONS INC | Consumer Cyclical | 1.6% | $4.5m | 625,761 | – | new |
| 39 | BOOT BOOT BARN HLDGS INC | Consumer Cyclical | 1.6% | $4.4m | 27,046 | – | new |
| 40 | LFUS LITTELFUSE INC | Technology | 1.6% | $4.4m | 9,724 | – | new |
| 41 | ATR APTARGROUP INC | Healthcare | 1.6% | $4.4m | 34,847 | – | new |
| 42 | VPG VISHAY PRECISION GROUP INC | Technology | 1.6% | $4.3m | 28,920 | -82% | reduced |
| 43 | REZI RESIDEO TECHNOLOGIES INC | Industrials | 1.5% | $4.2m | 134,503 | – | new |
| 44 | WAY WAYSTAR HLDG CORP | Healthcare | 1.4% | $3.9m | 191,234 | -4% | reduced |
| 45 | BWMN BOWMAN CONSULTING GROUP LTD | 1.4% | $3.9m | 133,949 | – | new | |
| 46 | DOCN DIGITALOCEAN HLDGS INC | Technology | 1.4% | $3.9m | 24,690 | – | new |
| 47 | PDFS PDF SOLUTIONS INC | Technology | 1.4% | $3.8m | 53,546 | -71% | reduced |
| 48 | AWI ARMSTRONG WORLD INDS INC NEW | Industrials | 1.3% | $3.7m | 23,203 | – | new |
| 49 | VSH VISHAY INTERTECHNOLOGY INC | Technology | 1.1% | $3.1m | 58,199 | – | new |
| 50 | CSW CSW INDUSTRIALS INC | Industrials | 1.1% | $3.1m | 11,012 | – | new |
What did Roubaix Capital, LLC sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| YSS YORK SPACE SYSTEMS INC | 8.2% | $8.5m |
| SARO STANDARDAERO INC | 7.3% | $7.6m |
| RGEN REPLIGEN CORP | 6.2% | $6.4m |
| MLAB MESA LABS INC | 6.2% | $6.4m |
| TRNS TRANSCAT INC | 6.0% | $6.2m |
| RVTY REVVITY INC | 5.4% | $5.6m |
| SRAD SPORTRADAR GROUP AG | 5.4% | $5.6m |
| FPS FORGENT POWER SOLUTIONS INC | 5.2% | $5.4m |
| ALGM ALLEGRO MICROSYSTEMS INC | 5.2% | $5.4m |
| LOAR LOAR HOLDINGS INC | 5.1% | $5.3m |
| ESAB ESAB CORPORATION | 4.8% | $5.0m |
| FROG JFROG LTD | 4.4% | $4.5m |
| CCC CCC INTELLIGENT SOLUTIONS HL | 4.3% | $4.5m |
| PCOR PROCORE TECHNOLOGIES INC | 4.0% | $4.1m |
| NPKI NPK INTERNATIONAL INC | 3.8% | $3.9m |
| MEC MAYVILLE ENGR CO INC | 3.7% | $3.8m |
| PUMP PROPETRO HLDG CORP | 3.4% | $3.5m |
| LASR NLIGHT INC | 3.4% | $3.5m |
| TTAN SERVICETITAN INC | 3.3% | $3.4m |
| ALKT ALKAMI TECHNOLOGY INC | 2.4% | $2.5m |
| MC MOELIS & CO | 2.3% | $2.3m |
Sector mix
| Sector | Weight |
|---|---|
| Industrials | 29.9% |
| Technology | 18.8% |
| Consumer Cyclical | 16.0% |
| Healthcare | 15.5% |
| Basic Materials | 3.7% |
| Consumer Defensive | 1.7% |
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is Roubaix Capital, LLC's portfolio?
Across every quarter Roubaix Capital, LLC has filed, its median largest position is 3.8% of the book and its median top-ten weight is 30.8%, which WhaleCreep classifies as diversified (the gate is a median largest position of 5%). Of 21.0 completed holding spells, the median lasted 1.0 quarters; 50.0 positions are still open and their final length is unknown.