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Portolan Capital Management, LLC

All holdings · as of Mar 31, 2026

144 positions

CompanyClassValueShares% of portfolio
Amplify Energy Corp.AMPYCommon Stock$462.5K74,1200.0%
ESTABLISHMENT LABS HOLDINGS INC.$543.6K9,5730.0%
LINCOLN EDUCATIONAL SERVICES CORPORATION$569.8K14,0070.0%
DOMO, INC.$603.1K197,1040.0%
GDS Holdings LtdGDSADR$615.7K15,2810.0%
L3HARRIS TECHNOLOGIES, INC. /DE$744.5K2,1570.0%
Everus Construction Group, Inc.$1.03M8,7250.1%
TransMedics Group, Inc.$1.06M10,6880.1%
Tecogen Inc.$1.14M443,5550.1%
DANA Inc$1.15M34,2370.1%
CASELLA WASTE SYSTEMS INC$1.20M15,1000.1%
Guardant Health, Inc.$1.31M14,1550.1%
Planet Labs PBC$1.32M47,2880.1%
RadNet, Inc.$1.33M23,7280.1%
Solaris Energy Infrastructure, Inc.$1.58M27,9300.1%
Alphabet Inc.$1.64M5,7100.1%
Kosmos Energy Ltd$1.68M602,5420.1%
Fulgent Genetics, Inc.FLGTCommon Stock$1.70M106,6420.1%
SANDRIDGE ENERGY INC$2.02M123,5910.1%
Ultra Clean Holdings Inc$2.10M33,7000.1%
Natera, Inc.$2.28M11,4180.1%
GIGACLOUD TECHNOLOGY INC$2.36M52,0140.1%
Tapestry Inc$2.40M17,0380.1%
Amplitude, Inc.$2.45M359,5930.1%
APPLIED OPTOELECTRONICS, INC.$2.52M29,8330.1%
OSHKOSH CORP$2.68M18,1850.1%
Exzeo Group, Inc.XZOCommon Stock$3.08M209,8850.2%
Sprout Social, Inc.$3.18M558,3500.2%
ACM Research Inc$3.28M83,2560.2%
Green Dot Corporation$3.35M298,6970.2%
DRAGANFLY INC.$3.35M682,7300.2%
Forgent Power Solutions, Inc.FPSCommon Stock$3.45M117,9330.2%
SANMINA CORP$3.54M27,3320.2%
BIO-RAD LABORATORIES, INC.$3.95M14,1730.2%
LUMENTUM HLDGS INC$4.09M5,8220.2%
VICOR CORP$4.29M26,6700.2%
Douglas Elliman Inc.DOUGCommon Stock$4.38M2,669,0300.2%
Novanta Inc$4.43M37,5070.2%
SEZZLE INCSEZLCommon Stock$4.43M70,0460.2%
ProPetro Holding Corp.$4.54M314,8150.2%
ONTO INNOVATION INC.$4.57M22,2630.2%
i3 Verticals, Inc.$4.63M207,2740.2%
Mobileye Global Inc.$4.66M678,1350.2%
Personalis, Inc.PSNLCommon Stock$4.69M736,7130.2%
XPENG INC.XPEVADR$4.71M275,4320.3%
VIAVI SOLUTIONS INC.$4.85M145,8440.3%
AeroVironment Inc$4.92M26,8800.3%
MIAMI INTERNATIONAL HOLDINGS, INC.MIAXCommon Stock$5.01M128,8190.3%
Telix Pharmaceuticals LtdTLXADR$5.18M541,2670.3%
TALOS ENERGY INC.$5.43M344,5490.3%
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