GAGNON SECURITIES LLC: TMCI position timeline

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

GAGNON SECURITIES LLC held 4,563,577 TMCI 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 4,563,577 shares
Change vs previous 13F -638,309 shares
2.69% of the 13F portfolio, value $18,163,036.
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: 3,029,543 shares
- Gagnon Advisors, LLC: 1,534,034 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 5,201,886 shares
Change vs previous 13F +557,277 shares
1.61% of the 13F portfolio, value $6,970,527.
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: 5,201,886 shares
- Gagnon Advisors, LLC: 0 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 4,644,609 shares
Change vs previous 13F +1,417,907 shares
1.75% of the 13F portfolio, value $11,379,292.
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: 3,110,575 shares
- Gagnon Advisors, LLC: 1,534,034 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 3,226,702 shares
Change vs previous 13F +146,284 shares
3.28% of the 13F portfolio, value $21,651,170.
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: 2,258,238 shares
- Gagnon Advisors, LLC: 968,464 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 3,080,418 shares
Change vs previous 13F +843,991 shares
2.82% of the 13F portfolio, value $18,112,858.
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: 2,250,148 shares
- Gagnon Advisors, LLC: 830,270 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 2,236,427 shares
Change vs previous 13F -21,397 shares
3.15% of the 13F portfolio, value $18,763,622.
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: 1,746,536 shares
- Gagnon Advisors, LLC: 489,891 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 2,257,824 shares
Change vs previous 13F -2,230 shares
2.57% of the 13F portfolio, value $16,798,211.
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: 1,767,933 shares
- Gagnon Advisors, LLC: 489,891 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 2,260,054 shares
Change vs previous 13F not available
1.99% of the 13F portfolio, value $13,108,313.
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: 1,770,163 shares
- Gagnon Advisors, LLC: 489,891 shares
Acceptance time not in the bulk data set (spec §4.2).