Royce & Associates LP 13F holdings
Royce & Associates LP reported 745 positions with a total reported value of $12.4B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-14. Top holdings by reported value: ACA ARCOSA INC (1.2%), QUAKER HOUGHTON (1.1%), MKSI MKS INC. (0.9%), JBTM JBT MAREL CORPORATION (0.9%), DORMAN PRODS INC (0.9%). Against 2026-03-31 it opened 79 new positions and exited 106. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
25 largest of 745 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| ACA ARCOSA INC | 993,710 | $144.4M | 1.2% |
| QUAKER HOUGHTON | 860,494 | $136.7M | 1.1% |
| MKSI MKS INC. | 261,567 | $116.3M | 0.9% |
| JBTM JBT MAREL CORPORATION | 788,167 | $114.3M | 0.9% |
| DORMAN PRODS INC | 824,216 | $112.5M | 0.9% |
| IESC IES HOLDINGS INC | 149,029 | $109.5M | 0.9% |
| ONTO ONTO INNOVATION INC | 286,087 | $108.3M | 0.9% |
| IPAR INTERPARFUMS INC | 864,092 | $96.7M | 0.8% |
| UCTT ULTRA CLEAN HLDGS INC | 666,496 | $95.0M | 0.8% |
| ESI ELEMENT SOLUTIONS INC | 1,931,621 | $92.2M | 0.7% |
| SEI INVTS CO | 1,050,287 | $92.1M | 0.7% |
| ESE ESCO TECHNOLOGIES INC | 262,164 | $91.8M | 0.7% |
| INTL GNRL INSURANCE HLDNGS L | 3,287,730 | $86.0M | 0.7% |
| ESAB ESAB CORPORATION | 865,826 | $85.4M | 0.7% |
| AGO ASSURED GUARANTY LTD | 1,060,397 | $84.9M | 0.7% |
| KAI KADANT INC | 265,709 | $83.5M | 0.7% |
| AAP ADVANCE AUTO PARTS INC | 1,330,783 | $82.8M | 0.7% |
| NPO ENPRO INC | 213,392 | $80.4M | 0.6% |
| EXPO EXPONENT INC | 1,323,097 | $77.7M | 0.6% |
| CECO CECO ENVIRONMENTAL CORP | 842,317 | $76.4M | 0.6% |
| VVV VALVOLINE INC | 1,913,257 | $75.7M | 0.6% |
| UFPI UFP INDUSTRIES INC | 823,589 | $74.7M | 0.6% |
| RBC RBC BEARINGS INC | 113,697 | $73.2M | 0.6% |
| NGVT INGEVITY CORP | 940,417 | $70.2M | 0.6% |
| COHU COHU INC | 938,030 | $69.3M | 0.6% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 79 in all · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| MANH MANHATTAN ASSOCIATES INC | 314,304 | $43.8M | 0.4% |
| YSWY YESWAY INC | 1,493,949 | $30.3M | 0.2% |
| PELAGOS INS CAP LTD | 1,079,940 | $26.3M | 0.2% |
| ONTERRIS INC | 1,094,077 | $22.1M | 0.2% |
| NGVC NATURAL GROCERS BY VITAMIN | 600,263 | $18.6M | 0.1% |
| SPROUTS FMRS MKT INC | 219,915 | $18.6M | 0.1% |
| PEOPLE INC | 396,447 | $18.3M | 0.1% |
| HRI HERC HLDGS INC | 116,999 | $16.8M | 0.1% |
| VRNS VARONIS SYS INC | 384,416 | $16.1M | 0.1% |
| COOPER COS INC | 223,879 | $16.1M | 0.1% |
| CBC CENTRAL BANCOMPANY | 514,112 | $15.6M | 0.1% |
| LPX LOUISIANA PAC CORP | 182,151 | $14.3M | 0.1% |
| CVLT COMMVAULT SYS INC | 81,000 | $11.5M | <0.1% |
| AWI ARMSTRONG WORLD INDS INC NEW | 70,023 | $11.2M | <0.1% |
| FIVN FIVE9 INC | 485,862 | $10.4M | <0.1% |
| TATT TAT TECHNOLOGIES LTD | 206,000 | $9.9M | <0.1% |
| UPWK UPWORK INC | 1,076,689 | $9.0M | <0.1% |
| SHOE STA GROUP INC | 549,815 | $8.2M | <0.1% |
| AMPL AMPLITUDE INC | 1,050,976 | $8.0M | <0.1% |
| APPF APPFOLIO INC | 49,159 | $7.9M | <0.1% |
| CHWY CHEWY INC | 391,077 | $7.7M | <0.1% |
| UNIVERSAL HLTH SVCS INC | 51,645 | $7.7M | <0.1% |
| WYY WIDEPOINT CORP | 426,524 | $7.5M | <0.1% |
| NTSK NETSKOPE INC | 681,140 | $7.5M | <0.1% |
| RYAN RYAN SPECIALTY HOLDINGS INC | 194,934 | $7.4M | <0.1% |
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 106 in all · reported value as of 2026-03-31
| Holding | Shares 2026-03-31 | Reported value | % of portfolio then |
|---|---|---|---|
| TMDX TRANSMEDICS GROUP INC | 244,382 | $24.3M | 0.2% |
| FIDELIS INSURANCE HOLDINGS L | 1,189,501 | $22.7M | 0.2% |
| MONTROSE ENVIRONMENTAL GROUP | 954,776 | $20.9M | 0.2% |
| SENEA SENECA FOODS CORP NEW | 109,789 | $16.6M | 0.2% |
| DIAMOND HILL INVT GROUP INC | 85,587 | $14.7M | 0.1% |
| AIR LEASE CORP | 212,735 | $13.8M | 0.1% |
| IAC INC | 338,597 | $13.6M | 0.1% |
| ELAN ELANCO ANIMAL HEALTH INC | 469,916 | $11.2M | 0.1% |
| CENTESSA PHARMACEUTICALS PLC | 278,064 | $11.0M | 0.1% |
| SHOE CARNIVAL INC | 553,120 | $8.6M | <0.1% |
| TMHC TAYLOR MORRISON HOME CORP | 143,443 | $8.4M | <0.1% |
| RH RH | 59,300 | $8.3M | <0.1% |
| ELF E L F BEAUTY INC | 134,500 | $8.2M | <0.1% |
| EPAM EPAM SYS INC | 58,400 | $7.9M | <0.1% |
| PAR PAR TECHNOLOGY CORP | 579,416 | $7.7M | <0.1% |
| ZYME ZYMEWORKS INC | 299,202 | $7.5M | <0.1% |
| ESPERION THERAPEUTICS INC NE | 2,626,995 | $7.2M | <0.1% |
| CAVCO INDS INC DEL | 14,700 | $7.1M | <0.1% |
| IDT IDT CORP | 144,628 | $7.1M | <0.1% |
| FWRD FORWARD AIR CORP | 347,998 | $5.8M | <0.1% |
| ATS ATS CORPORATION | 179,500 | $5.1M | <0.1% |
| SLP SIMULATIONS PLUS INC | 427,416 | $5.1M | <0.1% |
| OSW ONESPAWORLD HOLDINGS LIMITED | 215,051 | $4.9M | <0.1% |
| HTH HILLTOP HLDGS INC | 129,540 | $4.6M | <0.1% |
| KRUS KURA SUSHI USA INC | 61,014 | $4.3M | <0.1% |
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| MSA MSA SAFETY INC | 116,396 | 337,968 | +190.4% | $59.0M |
| DORMAN PRODS INC | 616,656 | 824,216 | +33.7% | $112.5M |
| AVTR AVANTOR INC | 1,463,622 | 3,676,084 | +151.2% | $36.4M |
| CENT CENTRAL GARDEN & PET CO | 296,595 | 768,051 | +159.0% | $30.2M |
| EEFT EURONET WORLDWIDE INC | 251,653 | 492,223 | +95.6% | $36.0M |
| RLI RLI CORP | 864,401 | 1,134,387 | +31.2% | $67.0M |
| TNC TENNANT CO | 60,000 | 241,000 | +301.7% | $21.1M |
| BV BRIGHTVIEW HLDGS INC | 420,111 | 1,510,998 | +259.7% | $21.4M |
| POOL POOL CORP | 40,991 | 111,533 | +172.1% | $24.0M |
| M-TRON INDS INC | 8,324 | 156,595 | +1,781.2% | $15.5M |
| USLM UNITED STS LIME & MINERALS I | 90,972 | 220,563 | +142.5% | $23.1M |
| ROAD CONSTRUCTION PARTNERS INC | 183,404 | 279,872 | +52.6% | $33.2M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| COHU COHU INC | 2,027,717 | 938,030 | -53.7% | $69.3M |
| MKSI MKS INC. | 403,670 | 261,567 | -35.2% | $116.3M |
| CPRX CATALYST PHARMACEUTICALS INC | 2,089,906 | 358,642 | -82.8% | $11.3M |
| VSH VISHAY INTERTECHNOLOGY INC | 1,012,333 | 30,000 | -97.0% | $1.6M |
| PENG PENGUIN SOLUTIONS INC | 980,749 | 301,775 | -69.2% | $22.9M |
| VPG VISHAY PRECISION GROUP INC | 405,673 | 106,209 | -73.8% | $15.9M |
| ACA ARCOSA INC | 1,252,310 | 993,710 | -20.6% | $144.4M |
| KLIC KULICKE & SOFFA INDS INC | 587,147 | 306,723 | -47.8% | $41.0M |
| LFUS LITTELFUSE INC | 216,825 | 135,040 | -37.7% | $61.5M |
| FORM FORMFACTOR INC | 451,863 | 234,556 | -48.1% | $37.5M |
| ESE ESCO TECHNOLOGIES INC | 341,988 | 262,164 | -23.3% | $91.8M |
| AAOI APPLIED OPTOELECTRONICS INC | 221,084 | 38,043 | -82.8% | $5.6M |
CIK 906304 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
More 13F data
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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