Portolan Capital Management, LLC - Stock Holdings in 13F Filings (SEC)
Updated on March 15, 2026.
Based on 13F Filings filed with the SEC on February 17, 2026, for the 2025 Q4 period, Portolan Capital Management, LLC held in its portfolio 155 assets valued at $1,866,423,741 (i.e. $1.87B).
The most valuable assets in the portfolio included: TTM TECHNOLOGIES INC ($79.12M), MODINE MFG CO ($71.55M), and CASTLE BIOSCIENCES INC ($67.28M).
The chart below shows the top 10 valuable assets, and the table below shows the top 155 valuable assets.
You can see similar for other investment managers.
Related Topics: SEC Topic List.
Data Source: SEC.
Portolan Capital Management, LLC - Stock Holdings in 13F Filings (SEC)
Items per page:
25
0 of 0
| Name of Issuer | No. of Shares | Value ($) | Class |
|---|---|---|---|
| TTM TECHNOLOGIES INC | 1146682 | 79121058 | COM |
| MODINE MFG CO | 535947 | 71554284 | COM |
| CASTLE BIOSCIENCES INC | 1729463 | 67276111 | COM |
| CELESTICA INC | 172275 | 50926213 | COM |
| AKAMAI TECHNOLOGIES INC | 524321 | 45747007 | COM |
| THE REAL BROKERAGE INC | 10779843 | 39346427 | COM NEW |
| SEMTECH CORP | 508655 | 37482787 | COM |
| BAIDU INC | 263681 | 34452559 | SPON ADR REP A |
| VISHAY PRECISION GROUP INC | 877669 | 33790257 | COM |
| GENIUS SPORTS LIMITED | 2938119 | 32378071 | SHARES CL A |
| LANTHEUS HLDGS INC | 475789 | 31663758 | COM |
| SHIFT4 PMTS INC | 468063 | 29473927 | CL A |
| QUANTERIX CORP | 4525553 | 28782517 | COM |
| FLEX LTD | 466913 | 28210883 | ORD |
| TALEN ENERGY CORP | 74984 | 28107003 | COM |
| CANADA GOOSE HLDGS INC | 2138904 | 27698807 | SHS SUB VTG |
| WARBY PARKER INC | 1232173 | 26849050 | CL A COM |
| ZETA GLOBAL HOLDINGS CORP | 1318797 | 26837519 | CL A |
| POWELL INDS INC | 79116 | 25220598 | COM |
| LIGHTPATH TECHNOLOGIES INC | 2332184 | 25187587 | COM CL A |
| BEL FUSE INC | 139513 | 23665590 | CL B |
| CELLEBRITE DI LTD | 1287287 | 23209785 | ORDINARY SHARES |
| KRATOS DEFENSE &SEC SOLUTIO | 294006 | 22317995 | COM NEW |
| LUXEXPERIENCE BV | 2660674 | 22216628 | SPONSORED ADS |
| NLIGHT INC | 590433 | 22147142 | COM |
| FIRST SOLAR INC | 78761 | 20574736 | COM |
| FIRST AMERN FINL CORP | 320670 | 19701965 | COM |
| PORCH GROUP INC | 2083055 | 19018292 | COM |
| AEROVIRONMENT INC | 75958 | 18373481 | COM |
| DOMO INC | 2158770 | 18198431 | COM CL B |
| UNITED THERAPEUTICS CORP DEL | 36753 | 17907899 | COM |
| TOWER SEMICONDUCTOR LTD | 148525 | 17439806 | SHS NEW |
| I3 VERTICALS INC | 671987 | 16927353 | COM CL A |
| MAMAS CREATIONS INC | 1245767 | 16805397 | COM |
| SPHERE ENTERTAINMENT CO | 175646 | 16700422 | CL A |
| ALLIENT INC | 301888 | 16226480 | COM |
| JABIL INC | 70665 | 16113033 | COM |
| MAREX GROUP PLC | 418745 | 16063058 | ORD |
| ENOVA INTL INC | 97847 | 15381548 | COM |
| BIOGEN INC | 84990 | 14957390 | COM |
| BIO-TECHNE CORP | 249070 | 14647807 | COM |
| FREEPORT-MCMORAN INC | 288124 | 14633818 | CL B |
| E L F BEAUTY INC | 192322 | 14624165 | COM |
| CAREDX INC | 758775 | 14295321 | COM |
| UPWORK INC | 719644 | 14263344 | COM |
| MAGNA INTL INC | 255481 | 13617137 | COM |
| CIENA CORP | 56481 | 13209211 | COM NEW |
| PRIMORIS SVCS CORP | 105716 | 13123584 | COM |
| NOVANTA INC | 107095 | 12743234 | COM |
| DIGITALBRIDGE GROUP INC | 824946 | 12654672 | CL A NEW |
| VIRTU FINL INC | 376283 | 12537750 | CL A |
| HONEST CO INC | 4804206 | 12394851 | COM |
| SNAP INC | 1496410 | 12076029 | CL A |
| TECNOGLASS INC | 238852 | 12019033 | ORD SHS |
| MARINEMAX INC | 487426 | 11810332 | COM |
| TRANSMEDICS GROUP INC | 96893 | 11787033 | COM |
| CORE NATURAL RESOURCES INC | 130242 | 11527719 | COM SHS |
| ACM RESH INC | 285506 | 11263212 | COM CL A |
| SEZZLE INC | 167873 | 10655739 | COM |
| GUARDANT HEALTH INC | 104088 | 10631548 | COM |
| RANPAK HOLDINGS CORP | 1950730 | 10553449 | COM CL A |
| BIO RAD LABS INC | 34159 | 10349835 | CL A |
| DIGI INTL INC | 237550 | 10283540 | COM |
| ZILLOW GROUP INC | 150068 | 10239140 | CL A |
| REPAY HLDGS CORP | 2790281 | 10184526 | COM CL A |
| RAMACO RES INC | 561718 | 10110924 | COM CL A |
| SANMINA CORPORATION | 66589 | 9993011 | COM |
| KURA SUSHI USA INC | 190796 | 9984355 | CL A COM |
| EXZEO GROUP INC | 405014 | 9821590 | COM SHS |
| DAVE INC | 44001 | 9742261 | CLASS A COM NEW |
| TAKE-TWO INTERACTIVE SOFTWAR | 37687 | 9649003 | COM |
| MAYVILLE ENGR CO INC | 512762 | 9598905 | COM |
| CANDEL THERAPEUTICS INC | 1695367 | 9578824 | COM |
| OPERA LTD | 631177 | 8937466 | SPONSORED ADS |
| REMITLY GLOBAL INC | 628019 | 8666662 | COM |
| WATERS CORP | 22379 | 8500216 | COM |
| RADNET INC | 117506 | 8384053 | COM |
| WIX COM LTD | 80298 | 8342159 | SHS |
| STEWART INFORMATION SVCS COR | 117708 | 8270164 | COM |
| PROCEPT BIOROBOTICS CORP | 255118 | 8026012 | COM |
| APPLIED OPTOELECTRONICS INC | 228458 | 7964046 | COM |
| OPEN LENDING CORP | 4736630 | 7341777 | COM |
| ERMENEGILDO ZEGNA N V | 710534 | 7282974 | ORD SHS |
| GENEDX HOLDINGS CORP | 55776 | 7254227 | COM CL A |
| NOKIA CORP | 1076122 | 6962509 | SPONSORED ADR |
| NEXTPOWER INC | 79789 | 6950420 | CLASS A COM |
| ESTABLISHMENT LABS HLDGS INC | 94648 | 6897946 | COM |
| QUALYS INC | 51855 | 6891530 | COM |
| VNET GROUP INC | 806800 | 6825528 | SPONSORED ADS A |
| META PLATFORMS INC | 10318 | 6810809 | CL A |
| AMPLITUDE INC | 560096 | 6485912 | COM CL A |
| DRAFTKINGS INC NEW | 183778 | 6332990 | COM CL A |
| FREQUENCY ELECTRS INC | 113076 | 6088012 | COM |
| DANA INC | 252423 | 5997570 | COM |
| WILLDAN GROUP INC | 57613 | 5972164 | COM |
| NU SKIN ENTERPRISES INC | 596724 | 5740485 | CL A |
| SWEETGREEN INC | 848085 | 5733055 | COM CL A |
| FORRESTER RESH INC | 705749 | 5730682 | COM |
| DOUGLAS ELLIMAN INC | 2353950 | 5578862 | COM |
| OWLET INC | 343543 | 5561961 | CL A NEW |
| OKEANIS ECO TANKERS COR | 161815 | 5475820 | SHS |
| PULSE BIOSCIENCES INC | 393499 | 5402741 | COM |
| GIGACLOUD TECHNOLOGY INC | 137478 | 5400136 | CLASS A ORD |
| VICOR CORP | 48721 | 5339822 | COM |
| PARK AEROSPACE CORP | 245035 | 5229047 | COM |
| GREEN DOT CORP | 406734 | 5210263 | CL A |
| BANDWIDTH INC | 336874 | 5204703 | COM CL A |
| EBAY INC. | 58144 | 5064342 | COM |
| FABRINET | 10878 | 4952536 | SHS |
| IES HLDGS INC | 11792 | 4587324 | COM |
| FULGENT GENETICS INC | 169590 | 4455129 | COM |
| ADEIA INC | 256208 | 4419588 | COM |
| OLAPLEX HLDGS INC | 3082600 | 4130684 | COM |
| QIAGEN NV | 90182 | 4055485 | COM SHS |
| AMBARELLA INC | 54242 | 3842503 | SHS |
| SIMILARWEB LTD | 492861 | 3691529 | SHS |
| NATERA INC | 15588 | 3571055 | COM |
| MOBILEYE GLOBAL INC | 341936 | 3569812 | COMMON CLASS A |
| SPROUT SOCIAL INC | 301473 | 3397601 | COM CL A |
| MERCURY SYS INC | 46348 | 3383867 | COM |
| TAPESTRY INC | 25868 | 3305154 | COM |
| OSHKOSH CORP | 25940 | 3258842 | COM |
| REGAL REXNORD CORPORATION | 23098 | 3241111 | COM |
| OUSTER INC | 145148 | 3141003 | COM NEW |
| QUANTUM CORP | 477214 | 3078030 | COM |
| PERSONALIS INC | 379197 | 3018408 | COM |
| MICROSOFT CORP | 5972 | 2888179 | COM |
| SUPER MICRO COMPUTER INC | 96544 | 2825843 | COM NEW |
| INDIE SEMICONDUCTOR INC | 671998 | 2372153 | CLASS A COM |
| TECOGEN INC NEW | 445810 | 2202301 | COM NEW |
| ALPHABET INC | 6992 | 2194090 | CAP STK CL C |
| LUMENTUM HLDGS INC | 5822 | 2145931 | COM |
| ALEXANDRIA REAL ESTATE EQ IN | 43555 | 2131582 | COM |
| GATES INDL CORP PLC | 97125 | 2085274 | ORD SHS |
| XPENG INC | 96927 | 1965680 | ADS |
| SANDRIDGE ENERGY INC | 134000 | 1933620 | COM NEW |
| ORACLE CORP | 9560 | 1863340 | COM |
| SHARKNINJA INC | 15907 | 1779993 | COM SHS |
| CASELLA WASTE SYS INC | 15225 | 1491137 | CL A |
| VERTIV HOLDINGS CO | 9039 | 1464408 | COM CL A |
| PLANET LABS PBC | 68715 | 1355060 | COM CL A |
| TALOS ENERGY INC | 119100 | 1312482 | COM |
| SOLARIS ENERGY INFRAS INC | 19474 | 895220 | COM CL A |
| REDDIT INC | 3558 | 817877 | CL A |
| EVERUS CONSTR GROUP | 8725 | 746511 | COM |
| L3HARRIS TECHNOLOGIES INC | 2157 | 633230 | COM |
| SHOALS TECHNOLOGIES GROUP IN | 72781 | 618639 | CL A |
| GDS HLDGS LTD | 15359 | 536029 | SPONSORED ADS |
| NEWELL BRANDS INC | 126100 | 469092 | COM |
| AMPLIFY ENERGY CORP NEW | 89063 | 407018 | COM |
| CLAROS MTG TR INC | 119700 | 366282 | COMMON STOCK |
| WEAVE COMMUNICATIONS INC | 47600 | 361284 | COM |
| LINCOLN EDL SVCS CORP | 14007 | 338269 | COM |
| CRESCENT ENERGY COMPANY | 39900 | 334761 | CL A COM |
| HARVARD BIOSCIENCE INC | 409650 | 273974 | COM |
Popular Topics:
Find us
Copyright © Beautify Data LLC. All Rights Reserved.