Q4 2024 · 13F-HR
Portolan Capital Management, LLCholdings as filed
Filed 2025-02-13 · accession 0001104659-25-012988
$1.49B
Reported value
131
Positions
2024-12-31
Period end
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 516544103 | LNTH | LANTHEUS HLDGS INC | $72.7M | 4.89% | 812,630 | Common | SOLE |
| 15101Q207 | CLS | CELESTICA INC | $57.9M | 3.89% | 626,941 | Common | SOLE |
| 816850101 | SMTC | SEMTECH CORP | $41.3M | 2.78% | 667,211 | Common | SOLE |
| 607828100 | MOD | MODINE MFG CO | $38.1M | 2.56% | 328,899 | Common | SOLE |
| 438333106 | HNST | HONEST CO INC | $37.1M | 2.50% | 5,359,001 | Common | SOLE |
| 50077B207 | KTOS | KRATOS DEFENSE &SEC SOLUTIO | $35.6M | 2.39% | 1,348,077 | Common | SOLE |
| 501270102 | KRUS | KURA SUSHI USA INC | $33.8M | 2.27% | 373,253 | Common | SOLE |
| 87305R109 | TTMI | TTM TECHNOLOGIES INC | $32.2M | 2.17% | 1,301,342 | Common | SOLE |
| 87422Q109 | TLN | TALEN ENERGY CORP | $31.1M | 2.09% | 154,381 | Common | SOLE |
| 750491102 | RDNT | RADNET INC | $29.6M | 1.99% | 424,340 | Common | SOLE |
| 26856L103 | ELF | E L F BEAUTY INC | $28.9M | 1.94% | 229,998 | Common | SOLE |
| 74766Q101 | QTRX | QUANTERIX CORP | $27.5M | 1.85% | 2,587,824 | Common | SOLE |
| G3934V109 | GENI | GENIUS SPORTS LIMITED | $26.6M | 1.79% | 3,069,558 | Common | SOLE |
| 83304A106 | SNAP | SNAP INC | $25.4M | 1.71% | 2,362,784 | Common | SOLE |
| 78442P106 | SLM | SLM CORP | $24.8M | 1.67% | 900,519 | Common | SOLE |
| G39108108 | GTES | GATES INDL CORP PLC | $23.0M | 1.55% | 1,117,238 | Common | SOLE |
| 70451X104 | PAYO | PAYONEER GLOBAL INC | $21.8M | 1.47% | 2,173,559 | Common | SOLE |
| 75734B100 | RDDT | REDDIT INC | $21.5M | 1.45% | 131,622 | Common | SOLE |
| 74874Q100 | QNST | QUINSTREET INC | $21.2M | 1.42% | 917,215 | Common | SOLE |
| 14843C105 | CSTL | CASTLE BIOSCIENCES INC | $20.7M | 1.39% | 776,579 | Common | SOLE |
| M2197Q107 | CLBT | CELLEBRITE DI LTD | $20.2M | 1.36% | 914,856 | Common | SOLE |
| 29357K103 | ENVA | ENOVA INTL INC | $20.0M | 1.34% | 208,351 | Common | SOLE |
| 371532102 | GCO | GENESCO INC | $19.8M | 1.33% | 464,265 | Common | SOLE |
| 928254101 | VIRT | VIRTU FINL INC | $18.9M | 1.27% | 528,607 | Common | SOLE |
| 077347300 | BELFB | BEL FUSE INC | $17.2M | 1.16% | 208,470 | Common | SOLE |
| Y2573F102 | FLEX | FLEX LTD | $16.7M | 1.12% | 435,302 | Common | SOLE |
| 75960P104 | RELY | REMITLY GLOBAL INC | $15.7M | 1.05% | 694,242 | Common | SOLE |
| 46571Y107 | IIIV | I3 VERTICALS INC | $15.6M | 1.05% | 676,135 | Common | SOLE |
| 488401100 | KMPR | KEMPER CORP | $15.3M | 1.03% | 230,197 | Common | SOLE |
| 278642103 | EBAY | EBAY INC. | $14.8M | 0.99% | 238,132 | Common | SOLE |
| 82452J109 | FOUR | SHIFT4 PMTS INC | $14.6M | 0.98% | 140,971 | Common | SOLE |
| 21874A106 | CORZ | CORE SCIENTIFIC INC NEW | $14.4M | 0.97% | 1,025,508 | Common | SOLE |
| 10258P102 | LUCK | LUCKY STRIKE ENTERTAINMENT C | $14.3M | 0.96% | 1,429,257 | Common | SOLE |
| 68373M107 | OPRA | OPERA LTD | $14.2M | 0.95% | 748,349 | Common | SOLE |
| 55406W103 | LUXE | MYT NETHERLANDS PARENT B V | $13.5M | 0.91% | 1,903,285 | Common | SOLE |
| 830566105 | SKAA | SKECHERS U S A INC | $13.4M | 0.90% | 198,827 | Common | SOLE |
| 876030107 | TPR | TAPESTRY INC | $12.9M | 0.87% | 197,900 | Common | SOLE |
| 68389X105 | ORCL | ORACLE CORP | $12.9M | 0.87% | 77,215 | Common | SOLE |
| 8676EP108 | STKL | SUNOPTA INC | $12.8M | 0.86% | 1,667,498 | Common | SOLE |
| 03823U102 | AAOI | APPLIED OPTOELECTRONICS INC | $12.4M | 0.84% | 336,907 | Common | SOLE |
| H8088L103 | SRAD | SPORTRADAR GROUP AG | $12.4M | 0.83% | 715,424 | Common | SOLE |
| 98956A105 | ZETA | ZETA GLOBAL HOLDINGS CORP | $12.0M | 0.80% | 664,363 | Common | SOLE |
| 26142V105 | DKNG | DRAFTKINGS INC NEW | $11.9M | 0.80% | 320,583 | Common | SOLE |
| 92835K103 | VPG | VISHAY PRECISION GROUP INC | $11.6M | 0.78% | 492,201 | Common | SOLE |
| 733245104 | PRCH | PORCH GROUP INC | $11.3M | 0.76% | 2,299,635 | Common | SOLE |
| 368736104 | GNRC | GENERAC HLDGS INC | $11.1M | 0.74% | 71,342 | Common | SOLE |
| 93403J106 | WRBY | WARBY PARKER INC | $10.7M | 0.72% | 441,784 | Common | SOLE |
| 292554102 | ECPG | ENCORE CAP GROUP INC | $10.3M | 0.69% | 215,423 | Common | SOLE |
| 73933G202 | PSIX | POWER SOLUTIONS INTL INC | $10.2M | 0.68% | 341,287 | Common | SOLE |
| 24703L202 | DELL | DELL TECHNOLOGIES INC | $10.1M | 0.68% | 87,822 | Common | SOLE |
| 090572207 | BIO | BIO RAD LABS INC | $10.0M | 0.68% | 30,586 | Common | SOLE |
| 87043Q108 | SG | SWEETGREEN INC | $9.8M | 0.66% | 307,001 | Common | SOLE |
| H42097107 | UBS | UBS GROUP AG | $9.7M | 0.66% | 321,566 | Common | SOLE |
| 013091103 | ACI | ALBERTSONS COS INC | $9.6M | 0.65% | 489,980 | Common | SOLE |
| 600551204 | MLR | MILLER INDS INC TENN | $9.4M | 0.63% | 143,304 | Common | SOLE |
| 73754Y100 | PTB | POTBELLY CORP | $9.3M | 0.62% | 986,277 | Common | SOLE |
| 92537N108 | VRT | VERTIV HOLDINGS CO | $9.2M | 0.62% | 80,631 | Common | SOLE |
| G87264100 | TGLS | TECNOGLASS INC | $9.0M | 0.61% | 114,033 | Common | SOLE |
| G31249108 | ESTA | ESTABLISHMENT LABS HLDGS INC | $8.9M | 0.60% | 193,991 | Common | SOLE |
| 25401T603 | DBRG | DIGITALBRIDGE GROUP INC | $8.9M | 0.60% | 791,932 | Common | SOLE |
| 227046109 | CROX | CROCS INC | $8.9M | 0.60% | 81,430 | Common | SOLE |
| G7709Q104 | RPRX | ROYALTY PHARMA PLC | $8.8M | 0.59% | 344,185 | Common | SOLE |
| 30303M102 | META | META PLATFORMS INC | $8.6M | 0.58% | 14,707 | Common | SOLE |
| 090043100 | BILL | BILL HOLDINGS INC | $8.4M | 0.56% | 98,676 | Common | SOLE |
| 74164F103 | PRIM | PRIMORIS SVCS CORP | $8.2M | 0.55% | 107,242 | Common | SOLE |
| 874054109 | TTWO | TAKE-TWO INTERACTIVE SOFTWAR | $7.8M | 0.53% | 42,496 | Common | SOLE |
| 958102105 | WDC | WESTERN DIGITAL CORP | $7.7M | 0.52% | 129,245 | Common | SOLE |
| 023139884 | OSG | AMBAC FINL GROUP INC | $7.5M | 0.50% | 589,437 | Common | SOLE |
| 665531307 | NOG | NORTHERN OIL &GAS INC | $7.3M | 0.49% | 197,034 | Common | SOLE |
| 90384S303 | ULTA | ULTA BEAUTY INC | $7.3M | 0.49% | 16,708 | Common | SOLE |
| 23204X103 | CTOS | CUSTOM TRUCK ONE SOURCE INC | $7.0M | 0.47% | 1,451,573 | Common | SOLE |
| G5S37H101 | MRX | MAREX GROUP PLC | $7.0M | 0.47% | 223,614 | Common | SOLE |
| 94724R108 | WEAV | WEAVE COMMUNICATIONS INC | $6.9M | 0.46% | 433,495 | Common | SOLE |
| 137404109 | CADL | CANDEL THERAPEUTICS INC | $6.5M | 0.44% | 753,745 | Common | SOLE |
| 56146T103 | MAMA | MAMAS CREATIONS INC | $6.5M | 0.44% | 818,504 | Common | SOLE |
| 535219109 | LIND | LINDBLAD EXPEDITIONS HLDGS I | $6.5M | 0.43% | 544,273 | Common | SOLE |
| 84920Y106 | SPWH | SPORTSMANS WHSE HLDGS INC | $6.2M | 0.42% | 2,334,248 | Common | SOLE |
| 567908108 | HZO | MARINEMAX INC | $6.1M | 0.41% | 211,960 | Common | SOLE |
| 632307104 | NTRA | NATERA INC | $6.1M | 0.41% | 38,594 | Common | SOLE |
| Y7542C130 | STNG | SCORPIO TANKERS INC | $5.9M | 0.40% | 118,557 | Common | SOLE |
| 55405W104 | MYRG | MYR GROUP INC DEL | $5.7M | 0.38% | 38,341 | Common | SOLE |
| 05368M106 | PPHMEUR | AVID BIOSERVICES INC | $5.6M | 0.38% | 455,038 | Common | SOLE |
| 02128L106 | ALTG | ALTA EQUIPMENT GROUP INC | $5.6M | 0.37% | 850,309 | Common | SOLE |
| 500688106 | KOS | KOSMOS ENERGY LTD | $5.5M | 0.37% | 1,617,506 | Common | SOLE |
| 64111Q104 | NTGR | NETGEAR INC | $5.4M | 0.36% | 192,214 | Common | SOLE |
| 42225T107 | HCAT | HEALTH CATALYST INC | $5.3M | 0.36% | 749,029 | Common | SOLE |
| 67421J108 | — | OATLY GROUP AB | $5.2M | 0.35% | 7,915,716 | Common | SOLE |
| 10948C107 | BV | BRIGHTVIEW HLDGS INC | $5.2M | 0.35% | 326,674 | Common | SOLE |
| 22207T101 | BASE | COUCHBASE INC | $5.2M | 0.35% | 331,561 | Common | SOLE |
| 92686J106 | VKTX | VIKING THERAPEUTICS INC | $5.2M | 0.35% | 128,420 | Common | SOLE |
| 91307C102 | UTHR | UNITED THERAPEUTICS CORP DEL | $5.0M | 0.34% | 14,249 | Common | SOLE |
| 03209R103 | AMPH | AMPHASTAR PHARMACEUTICALS IN | $4.9M | 0.33% | 131,123 | Common | SOLE |
| 68752L100 | KIDS | ORTHOPEDIATRICS CORP | $4.8M | 0.32% | 205,365 | Common | SOLE |
| 57777K106 | MXCT | MAXCYTE INC | $4.7M | 0.32% | 1,135,613 | Common | SOLE |
| Y62132108 | NVGS | NAVIGATOR HLDGS LTD | $4.7M | 0.32% | 306,769 | Common | SOLE |
| 135086106 | GOOS | CANADA GOOSE HLDGS INC | $4.4M | 0.30% | 439,007 | Common | SOLE |
| 127190304 | CACI | CACI INTL INC | $4.3M | 0.29% | 10,701 | Common | SOLE |
| 267475101 | DY | DYCOM INDS INC | $4.0M | 0.27% | 23,248 | Common | SOLE |
| M84137104 | SMWB | SIMILARWEB LTD | $4.0M | 0.27% | 282,903 | Common | SOLE |
| 346563109 | FORR | FORRESTER RESH INC | $3.9M | 0.27% | 251,473 | Common | SOLE |
| M87915274 | TSEM | TOWER SEMICONDUCTOR LTD | $3.8M | 0.26% | 74,707 | Common | SOLE |
| 45170X205 | INVE | IDENTIV INC | $3.8M | 0.26% | 1,046,924 | Common | SOLE |
| 90041L105 | TPB | TURNING PT BRANDS INC | $3.8M | 0.26% | 63,511 | Common | SOLE |
| 09624H208 | BXC | BLUELINX HLDGS INC | $3.6M | 0.24% | 35,061 | Common | SOLE |
| 09062W204 | BLFS | BIOLIFE SOLUTIONS INC | $3.6M | 0.24% | 137,299 | Common | SOLE |
| 466313103 | JBL | JABIL INC | $3.5M | 0.23% | 24,031 | Common | SOLE |
| 45569U101 | INDI | INDIE SEMICONDUCTOR INC | $3.4M | 0.23% | 845,302 | Common | SOLE |
| 78435P105 | SEZL | SEZZLE INC | $3.4M | 0.23% | 13,168 | Common | SOLE |
| N30577105 | ZGN | ERMENEGILDO ZEGNA N V | $3.4M | 0.23% | 405,737 | Common | SOLE |
| N97284108 | NBIS | NEBIUS GROUP N.V. | $3.3M | 0.23% | 120,891 | Common | SOLE |
| 68628V308 | ORN | ORION GROUP HLDGS INC | $3.3M | 0.22% | 448,691 | Common | SOLE |
| 36472T109 | TDAY | GANNETT CO INC | $2.9M | 0.19% | 570,973 | Common | SOLE |
| 594918104 | MSFT | MICROSOFT CORP | $2.9M | 0.19% | 6,848 | Common | SOLE |
| 86800U302 | SMCI | SUPER MICRO COMPUTER INC | $2.9M | 0.19% | 93,684 | Common | SOLE |
| 60938K304 | — | MONEYLION INC | $2.8M | 0.19% | 32,915 | Common | SOLE |
| 038169207 | APLD | APPLIED DIGITAL CORP | $2.8M | 0.19% | 365,398 | Common | SOLE |
| 739128106 | POWL | POWELL INDS INC | $2.8M | 0.19% | 12,593 | Common | SOLE |
| M7S64L123 | PGY | PAGAYA TECHNOLOGIES LTD | $2.5M | 0.17% | 271,776 | Common | SOLE |
| 058586108 | BLDP | BALLARD PWR SYS INC NEW | $2.5M | 0.17% | 1,510,772 | Common | SOLE |
| 62857J201 | MYO | MYOMO INC | $2.4M | 0.16% | 379,819 | Common | SOLE |
| 606710200 | MITK | MITEK SYS INC | $2.2M | 0.15% | 194,987 | Common | SOLE |
| 70202L102 | PSN | PARSONS CORP DEL | $2.1M | 0.14% | 23,281 | Common | SOLE |
| 36870C104 | GENK | GEN RESTAURENT GROUP | $2.1M | 0.14% | 283,774 | Common | SOLE |
| 816307300 | SLQT | SELECTQUOTE INC | $1.9M | 0.13% | 503,501 | Common | SOLE |
| 147448104 | CWST | CASELLA WASTE SYS INC | $1.6M | 0.11% | 15,337 | Common | SOLE |
| 02079K107 | GOOG | ALPHABET INC | $964,959 | 0.06% | 5,067 | Common | SOLE |
| 74967X103 | RH | RH | $817,486 | 0.05% | 2,077 | Common | SOLE |
| 830830105 | SKY | CHAMPION HOMES INC | $792,548 | 0.05% | 8,996 | Common | SOLE |
| 30226D106 | EXTR | EXTREME NETWORKS | $551,031 | 0.04% | 32,917 | Common | SOLE |
| 44951W106 | IESC | IES HLDGS INC | $439,299 | 0.03% | 2,186 | Common | SOLE |
| 25961D105 | DOUG | DOUGLAS ELLIMAN INC | $238,810 | 0.02% | 143,000 | Common | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.