Q2 2024 · 13F-HR
Portolan Capital Management, LLCholdings as filed
Filed 2024-08-14 · accession 0001104659-24-089663
$1.21B
Reported value
117
Positions
2024-06-30
Period end
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 516544103 | LNTH | LANTHEUS HLDGS INC | $50.8M | 4.18% | 632,105 | Common | SOLE |
| 15101Q207 | CLS | CELESTICA INC | $43.2M | 3.56% | 753,116 | Common | SOLE |
| 86800U104 | SMCIUSD | SUPER MICRO COMPUTER INC | $34.8M | 2.86% | 42,439 | Common | SOLE |
| 98956A105 | ZETA | ZETA GLOBAL HOLDINGS CORP | $33.9M | 2.79% | 1,919,190 | Common | SOLE |
| 50077B207 | KTOS | KRATOS DEFENSE & SEC SOLUTIONS | $32.6M | 2.69% | 1,630,421 | Common | SOLE |
| 26856L103 | ELF | E L F BEAUTY INC | $29.4M | 2.42% | 139,649 | Common | SOLE |
| 607828100 | MOD | MODINE MFG CO | $27.9M | 2.30% | 278,825 | Common | SOLE |
| 958102105 | WDC | WESTERN DIGITAL CORP. | $27.0M | 2.22% | 355,997 | Common | SOLE |
| G6700G107 | NVT | NVENT ELECTRIC PLC | $26.7M | 2.20% | 348,556 | Common | SOLE |
| 14843C105 | CSTL | CASTLE BIOSCIENCES INC | $26.4M | 2.17% | 1,210,952 | Common | SOLE |
| 74766Q101 | QTRX | QUANTERIX CORP | $25.3M | 2.09% | 1,918,030 | Common | SOLE |
| 438333106 | HNST | HONEST CO INC | $23.7M | 1.95% | 8,105,357 | Common | SOLE |
| 87305R109 | TTMI | TTM TECHNOLOGIES INC | $23.2M | 1.91% | 1,192,680 | Common | SOLE |
| 09062W204 | BLFS | BIOLIFE SOLUTIONS INC | $21.5M | 1.77% | 1,004,228 | Common | SOLE |
| 00108J109 | ACMR | ACM RESH INC | $19.7M | 1.63% | 855,835 | Common | SOLE |
| 632307104 | NTRA | NATERA INC | $18.0M | 1.49% | 166,577 | Common | SOLE |
| 91307C102 | UTHR | UNITED THERAPEUTICS CORP | $17.5M | 1.44% | 54,845 | Common | SOLE |
| 488401100 | KMPR | KEMPER CORP | $17.0M | 1.40% | 286,316 | Common | SOLE |
| 595112103 | MU | MICRON TECHNOLOGY INC | $15.9M | 1.31% | 121,103 | Common | SOLE |
| G3934V109 | GENI | GENIUS SPORTS LIMITED | $15.8M | 1.30% | 2,898,346 | Common | SOLE |
| G87264100 | TGLS | TECNOGLASS INC | $14.7M | 1.21% | 293,587 | Common | SOLE |
| 026874784 | AIG | AMERICAN INTL GROUP INC | $14.5M | 1.19% | 195,168 | Common | SOLE |
| 46571Y107 | IIIV | I3 VERTICALS INC | $13.9M | 1.14% | 629,151 | Common | SOLE |
| 82706C108 | SIMO | SILICON MOTION TECHNOLOGY CO | $13.8M | 1.14% | 170,246 | Common | SOLE |
| 82452J109 | FOUR | SHIFT4 PMTS INC | $13.8M | 1.13% | 187,500 | Common | SOLE |
| 56600D107 | MRVI | MARAVAI LIFESCIENCES HLDGS INC | $13.2M | 1.09% | 1,846,140 | Common | SOLE |
| 05368M106 | PPHMEUR | AVID BIOSERVICES INC | $13.0M | 1.07% | 1,820,779 | Common | SOLE |
| 830566105 | SKAA | SKECHERS U S A INC | $12.7M | 1.04% | 183,190 | Common | SOLE |
| 87043Q108 | SG | SWEETGREEN INC | $12.7M | 1.04% | 419,875 | Common | SOLE |
| 45569U101 | INDI | INDIE SEMICONDUCTOR INC | $12.6M | 1.04% | 2,040,951 | Common | SOLE |
| 24703L202 | DELL | DELL TECHNOLOGIES INC | $12.4M | 1.02% | 89,992 | Common | SOLE |
| M2197Q107 | CLBT | CELLEBRITE DI LTD | $12.2M | 1.00% | 1,020,952 | Common | SOLE |
| 74874Q100 | QNST | QUINSTREET INC | $12.1M | 1.00% | 731,285 | Common | SOLE |
| 68628V308 | ORN | ORION GROUP HLDGS INC | $12.1M | 0.99% | 1,267,822 | Common | SOLE |
| 30303M102 | META | META PLATFORMS INC | $11.9M | 0.98% | 23,661 | Common | SOLE |
| 75734B100 | RDDT | REDDIT INC | $11.9M | 0.98% | 186,046 | Common | SOLE |
| 501270102 | KRUS | KURA SUSHI USA INC | $11.9M | 0.98% | 187,875 | Common | SOLE |
| 03969T109 | ARCT | ARCTURUS THERAPEUTICS HLDGS | $11.8M | 0.97% | 484,907 | Common | SOLE |
| 71722W107 | PHAT | PHATHOM PHARMACEUTICALS INC | $11.6M | 0.96% | 1,130,089 | Common | SOLE |
| 15118V207 | CELH | CELSIUS HLDGS INC | $11.2M | 0.92% | 196,493 | Common | SOLE |
| 008073108 | AVAV | AEROVIRONMENT INC | $11.2M | 0.92% | 61,280 | Common | SOLE |
| 008474108 | AEM | AGNICO EAGLE MINES LTD | $11.1M | 0.91% | 169,030 | Common | SOLE |
| M84137104 | SMWB | SIMILARWEB LTD | $10.6M | 0.87% | 1,367,259 | Common | SOLE |
| Y2573F102 | FLEX | FLEX LTD | $10.5M | 0.87% | 356,839 | Common | SOLE |
| 68389X105 | ORCL | ORACLE CORP | $10.2M | 0.84% | 72,110 | Common | SOLE |
| G8232Y101 | — | SMART GLOBAL HLDGS INC | $10.1M | 0.83% | 441,815 | Common | SOLE |
| 665531307 | NOG | NORTHERN OIL & GAS INC | $9.9M | 0.82% | 267,170 | Common | SOLE |
| 44951W106 | IESC | IES HLDGS INC | $9.7M | 0.80% | 69,455 | Common | SOLE |
| 70451X104 | PAYO | PAYONEER GLOBAL INC | $9.3M | 0.77% | 1,677,402 | Common | SOLE |
| 227046109 | CROX | CROCS INC | $9.2M | 0.76% | 63,373 | Common | SOLE |
| 22207T101 | BASE | COUCHBASE INC | $9.0M | 0.74% | 491,944 | Common | SOLE |
| 92537N108 | VRT | VERTIV HOLDINGS CO | $8.9M | 0.73% | 102,466 | Common | SOLE |
| G39108108 | GTES | GATES INDL CORP PLC | $8.8M | 0.73% | 558,192 | Common | SOLE |
| G0378L100 | AU | ANGLOGOLD ASHANTI PLC | $8.3M | 0.69% | 331,286 | Common | SOLE |
| 606710200 | MITK | MITEK SYS INC | $8.3M | 0.68% | 742,728 | Common | SOLE |
| 878742204 | TECK | TECK RESOURCES LTD | $7.6M | 0.63% | 158,961 | Common | SOLE |
| 29357K103 | ENVA | ENOVA INTL INC | $7.6M | 0.63% | 122,081 | Common | SOLE |
| 76029L100 | RPAY | REPAY HLDGS CORP | $7.6M | 0.62% | 715,111 | Common | SOLE |
| 056752108 | BIDU | BAIDU INC | $7.3M | 0.60% | 84,847 | Common | SOLE |
| Y7542C130 | STNG | SCORPIO TANKERS INC | $7.3M | 0.60% | 90,006 | Common | SOLE |
| 55406W103 | LUXE | MYT NETHERLANDS PARENT B V | $7.1M | 0.58% | 1,382,816 | Common | SOLE |
| 284902509 | EGO | ELDORADO GOLD CORP | $7.0M | 0.57% | 472,142 | Common | SOLE |
| 03823U102 | AAOI | APPLIED OPTOELECTRONICS INC | $7.0M | 0.57% | 841,059 | Common | SOLE |
| 090572207 | BIO | BIO RAD LABS INC | $6.9M | 0.57% | 25,150 | Common | SOLE |
| 78442P106 | SLM | SLM CORP | $6.6M | 0.55% | 318,697 | Common | SOLE |
| 57777K106 | MXCT | MAXCYTE INC | $6.6M | 0.54% | 1,687,650 | Common | SOLE |
| 552690109 | MDU | MDU RES GROUP INC | $6.6M | 0.54% | 262,014 | Common | SOLE |
| 45667G103 | INFNEUR | INFINERA CORP | $6.6M | 0.54% | 1,077,664 | Common | SOLE |
| 10948C107 | BV | BRIGHTVIEW HLDGS INC | $6.5M | 0.53% | 485,165 | Common | SOLE |
| 874054109 | TTWO | TAKE-TWO INTERACTIVE SOFTWARE | $6.4M | 0.53% | 41,384 | Common | SOLE |
| 8676EP108 | STKL | SUNOPTA INC | $6.4M | 0.53% | 1,183,964 | Common | SOLE |
| 74164F103 | PRIM | PRIMORIS SVCS CORP | $6.3M | 0.52% | 126,542 | Common | SOLE |
| 92340V107 | 016 | VEREN INC | $6.2M | 0.51% | 791,988 | Common | SOLE |
| 68373M107 | OPRA | OPERA LTD | $6.1M | 0.50% | 435,464 | Common | SOLE |
| 750491102 | RDNT | RADNET INC | $6.0M | 0.49% | 101,347 | Common | SOLE |
| 73754Y100 | PTB | POTBELLY CORP | $6.0M | 0.49% | 741,766 | Common | SOLE |
| Y41053102 | INSW | INTERNATIONAL SEAWAYS INC | $5.5M | 0.45% | 93,191 | Common | SOLE |
| 00971T101 | AKAM | AKAMAI TECHNOLOGIES INC | $5.4M | 0.44% | 59,716 | Common | SOLE |
| 86803S106 | HDL | SUPER HI INTL HLDG LTD | $5.3M | 0.44% | 296,540 | Common | SOLE |
| 68752L100 | KIDS | ORTHOPEDIATRICS CORP | $5.3M | 0.44% | 185,329 | Common | SOLE |
| 23204X103 | CTOS | CUSTOM TRUCK ONE SOURCE INC | $5.2M | 0.42% | 1,186,380 | Common | SOLE |
| Y62267409 | NMM | NAVIOS MARITIME PARTNERS L P | $5.2M | 0.42% | 101,090 | Common | SOLE |
| G6331P104 | AOSL | ALPHA &OMEGA SEMICONDUCTOR | $5.2M | 0.42% | 137,995 | Common | SOLE |
| Y62132108 | NVGS | NAVIGATOR HLDGS LTD | $5.0M | 0.41% | 287,156 | Common | SOLE |
| 93403J106 | WRBY | WARBY PARKER INC | $4.9M | 0.40% | 302,898 | Common | SOLE |
| 30226D106 | EXTR | EXTREME NETWORKS | $4.8M | 0.40% | 360,104 | Common | SOLE |
| 346563109 | FORR | FORRESTER RESH INC | $4.5M | 0.37% | 264,877 | Common | SOLE |
| 038169207 | APLD | APPLIED DIGITAL CORP | $4.5M | 0.37% | 756,556 | Common | SOLE |
| 87969B101 | TLS | TELOS CORP MD | $4.5M | 0.37% | 1,110,557 | Common | SOLE |
| M97628107 | — | WALKME LTD | $4.4M | 0.36% | 313,839 | Common | SOLE |
| 45170X205 | INVE | IDENTIV INC | $4.4M | 0.36% | 1,014,886 | Common | SOLE |
| 03209R103 | AMPH | AMPHASTAR PHARMACEUTICALS IN | $4.4M | 0.36% | 108,863 | Common | SOLE |
| 02155H200 | ALT | ALTIMMUNE INC | $4.3M | 0.35% | 640,242 | Common | SOLE |
| 92686J106 | VKTX | VIKING THERAPEUTICS INC | $4.2M | 0.35% | 79,422 | Common | SOLE |
| 67421J108 | — | OATLY GROUP AB | $4.1M | 0.34% | 4,384,079 | Common | SOLE |
| 53263P105 | LMB | LIMBACH HLDGS INC | $4.1M | 0.34% | 72,352 | Common | SOLE |
| 031652100 | AMKR | AMKOR TECHNOLOGY INC | $3.9M | 0.32% | 98,394 | Common | SOLE |
| 444144109 | HDSN | HUDSON TECHNOLOGIES INC | $3.9M | 0.32% | 442,896 | Common | SOLE |
| 695127100 | PCRX | PACIRA BIOSCIENCES INC | $3.8M | 0.31% | 131,901 | Common | SOLE |
| 576853105 | MTRX | MATRIX SVC CO | $3.8M | 0.31% | 379,070 | Common | SOLE |
| 077347300 | BELFB | BEL FUSE INC | $3.5M | 0.29% | 54,237 | Common | SOLE |
| 36870C104 | GENK | GEN RESTAURENT GROUP | $3.3M | 0.27% | 366,118 | Common | SOLE |
| 830830105 | SKY | SKYLINE CHAMPION CORPORATION | $3.0M | 0.25% | 44,426 | Common | SOLE |
| 320551104 | DIBS | 1STDIBS COM INC | $3.0M | 0.24% | 660,953 | Common | SOLE |
| 30041R108 | EVER | EVERQUOTE INC | $2.9M | 0.24% | 140,232 | Common | SOLE |
| 594918104 | MSFT | MICROSOFT CORP | $2.4M | 0.20% | 5,300 | Common | SOLE |
| 68375N103 | OPK | OPKO HEALTH INC | $2.4M | 0.19% | 1,886,749 | Common | SOLE |
| 56146T103 | MAMA | MAMAS CREATIONS INC | $2.3M | 0.19% | 344,024 | Common | SOLE |
| 96208T104 | WEX | WEX INC | $2.3M | 0.19% | 12,863 | Common | SOLE |
| 75960P104 | RELY | REMITLY GLOBAL INC | $2.2M | 0.18% | 179,892 | Common | SOLE |
| 816850101 | SMTC | SEMTECH CORP | $1.9M | 0.16% | 64,182 | Common | SOLE |
| 147448104 | CWST | CASELLA WASTE SYS INC | $1.6M | 0.13% | 15,682 | Common | SOLE |
| 02079K107 | GOOG | ALPHABET INC | $1.1M | 0.09% | 6,171 | Common | SOLE |
| 44934S206 | ICADUSD | ICAD INC | $849,384 | 0.07% | 653,372 | Common | SOLE |
| 09624H208 | BXC | BLUELINX HLDGS INC | $393,678 | 0.03% | 4,229 | Common | SOLE |
| 64081V109 | NRDY | NERDY INC | $53,607 | 0.00% | 32,100 | Common | SOLE |
| 416906105 | HBIOUSD | HARVARD BIOSCIENCE INC | $34,200 | 0.00% | 12,000 | 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.