Portolan Capital Management, LLC

CIK 1350290 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Portolan Capital Management, LLC.

Recent SEC filings

FiledFormAccession number
Aug 27, 2026N-PX0001104659-26-102374
Aug 14, 2026SCHEDULE 13G/A0001104659-26-096973
Aug 14, 2026SCHEDULE 13G/A0001104659-26-096972
Aug 14, 202613F-HR0001104659-26-096980
Jun 10, 2026SCHEDULE 13G0001104659-26-072444
May 28, 2026SCHEDULE 13G0001104659-26-067704
May 15, 2026SCHEDULE 13G/A0001104659-26-062530
May 15, 2026SCHEDULE 13G/A0001104659-26-062523
May 15, 2026SCHEDULE 13G/A0001104659-26-062484
May 15, 2026SCHEDULE 13G/A0001104659-26-062538
May 15, 202613F-HR0001104659-26-062488
May 15, 2026SCHEDULE 13G/A0001104659-26-062516
May 15, 2026SCHEDULE 13G/A0001104659-26-062495
Feb 26, 2026SCHEDULE 13G0001104659-26-020471
Feb 19, 2026SCHEDULE 13G0001104659-26-017630
Feb 17, 2026SCHEDULE 13G/A0001104659-26-016317
Feb 17, 2026SCHEDULE 13G/A0001104659-26-016312
Feb 17, 2026SCHEDULE 13G/A0001104659-26-016307
Feb 17, 202613F-HR0001104659-26-016304
Jan 16, 2026SCHEDULE 13G0001104659-26-004530
Jan 8, 2026SCHEDULE 13G0001104659-26-002239
Nov 13, 202513F-HR0001104659-25-111284
Nov 13, 2025SCHEDULE 13G/A0001104659-25-111271
Nov 13, 2025SCHEDULE 13G/A0001104659-25-111273
Sep 17, 2025SCHEDULE 13G0001104659-25-090910