Gagnon Securities LLC

CIK 1125725 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Gagnon Securities LLC.

Recent SEC filings

FiledFormAccession number
Aug 27, 2026SCHEDULE 13G0001019056-26-000144
Aug 12, 2026SCHEDULE 13G0001019056-26-000128
Aug 7, 2026SCHEDULE 13G/A0001019056-26-000125
Aug 5, 202613F-HR0001019056-26-000123
Jul 14, 2026N-PX0001019056-26-000111
Apr 22, 202613F-HR0001019056-26-000076
Apr 8, 2026SCHEDULE 13G0001019056-26-000071
Feb 13, 202613F-HR0001019056-26-000037
Feb 12, 2026SCHEDULE 13G/A0001019056-26-000027
Feb 12, 2026SCHEDULE 13G/A0001019056-26-000031
Feb 12, 2026SCHEDULE 13G/A0001019056-26-000033
Feb 12, 2026SCHEDULE 13G/A0001019056-26-000029
Nov 17, 2025SCHEDULE 13G0001019056-25-000253
Nov 14, 2025SCHEDULE 13G/A0001019056-25-000250
Nov 3, 202513F-HR0001019056-25-000228
Oct 24, 2025SCHEDULE 13G/A0001019056-25-000225
Aug 5, 2025N-PX0001019056-25-000206
Jul 24, 2025SCHEDULE 13G0001019056-25-000200
Jul 23, 202513F-HR0001019056-25-000196
May 15, 2025SCHEDULE 13G0001344676-25-000030
May 9, 202513F-HR0001019056-25-000173
Jan 24, 202513F-HR0001019056-25-000034
Jan 23, 2025SCHEDULE 13G/A0001019056-25-000040
Jan 23, 2025SCHEDULE 13G/A0001019056-25-000031
Jan 23, 2025SCHEDULE 13G/A0001019056-25-000030