Portolan Capital Management

$1.9B Assets Reported
185 Holdings
Latest filing 2026-03-31

Top Holdings

TickerCompanySharesValueWeight
MODMODINE MFG CO412,092$89M4.8%
TTMITTM TECHNOLOGIES INC727,494$71M3.8%
CLSCELESTICA INC197,863$56M3.0%
VIRTVIRTU FINL INC1,211,887$53M2.8%
AKAMAKAMAI TECHNOLOGIES INC423,442$49M2.6%
VPGVISHAY PRECISION GROUP INC1,019,868$44M2.4%
PARRPAR PAC HOLDINGS INC693,834$43M2.3%
POWLPOWELL INDS INC75,830$41M2.2%
BIDUBAIDU INC366,429$41M2.2%
PBFPBF ENERGY INC799,998$38M2.0%

Track Portolan Capital Management's 13F portfolio: $1.9B in reported holdings, 185 positions. Top holdings, AUM, and quarterly changes on SentiSense.