Mariner, LLC: IRDM position timeline

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

Mariner, LLC held 272,397 IRDM shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

period ended2026-06-30
13F 272,397 shares
Change vs previous 13F +154,702 shares
0.02% of the 13F portfolio, value $14,940,565.
13F-HR 0001580642-26-005266 filed by Mariner, LLC
Filed 2026-08-13 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 117,695 shares
Change vs previous 13F not available
<0.01% of the 13F portfolio, value $3,264,203.
13F-HR 0001580642-26-003158 filed by Mariner, LLC
Filed 2026-05-13 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
Acceptance time not in the bulk data set (spec §4.2).