GAGNON SECURITIES LLC: BL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAGNON SECURITIES LLC on BL, newest first. How the timeline and the estimate are built.

GAGNON SECURITIES LLC held 505,819 BL shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

period ended2026-06-30
13F 505,819 shares
Change vs previous 13F +79,345 shares
2.1% of the 13F portfolio, value $14,198,340.
13F-HR 0001019056-26-000123 filed by GAGNON SECURITIES LLC
Filed 2026-08-05 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
- GAGNON SECURITIES LLC: 375,769 shares
- Gagnon Advisors, LLC: 130,050 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 426,474 shares
Change vs previous 13F +17,026 shares
2.77% of the 13F portfolio, value $15,779,538.
13F-HR 0001019056-26-000076 filed by GAGNON SECURITIES LLC
Filed 2026-04-22 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
- GAGNON SECURITIES LLC: 296,424 shares
- Gagnon Advisors, LLC: 130,050 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 409,448 shares
Change vs previous 13F +479 shares
3.49% of the 13F portfolio, value $22,638,380.
13F-HR 0001019056-26-000037 filed by GAGNON SECURITIES LLC
Filed 2026-02-13 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC
- GAGNON SECURITIES LLC: 279,398 shares
- Gagnon Advisors, LLC: 130,050 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 408,969 shares
Change vs previous 13F +26,678 shares
3.29% of the 13F portfolio, value $21,716,254.
13F-HR 0001019056-25-000228 filed by GAGNON SECURITIES LLC
Filed 2025-11-03 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC
- GAGNON SECURITIES LLC: 278,919 shares
- Gagnon Advisors, LLC: 130,050 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 382,291 shares
Change vs previous 13F +1,503 shares
3.38% of the 13F portfolio, value $21,645,316.
13F-HR 0001019056-25-000196 filed by GAGNON SECURITIES LLC
Filed 2025-07-23 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC
- GAGNON SECURITIES LLC: 252,241 shares
- Gagnon Advisors, LLC: 130,050 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 380,788 shares
Change vs previous 13F +79,818 shares
3.09% of the 13F portfolio, value $18,437,755.
13F-HR 0001019056-25-000173 filed by GAGNON SECURITIES LLC
Filed 2025-05-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC
- GAGNON SECURITIES LLC: 250,738 shares
- Gagnon Advisors, LLC: 130,050 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 300,970 shares
Change vs previous 13F +12,292 shares
2.8% of the 13F portfolio, value $18,286,937.
13F-HR 0001019056-25-000034 filed by GAGNON SECURITIES LLC
Filed 2025-01-24 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC
- GAGNON SECURITIES LLC: 197,278 shares
- Gagnon Advisors, LLC: 103,692 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 288,678 shares
Change vs previous 13F not available
2.41% of the 13F portfolio, value $15,917,705.
13F-HR 0001019056-24-000316 filed by GAGNON SECURITIES LLC
Filed 2024-11-12 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC
- GAGNON SECURITIES LLC: 184,986 shares
- Gagnon Advisors, LLC: 103,692 shares
Acceptance time not in the bulk data set (spec §4.2).