Bach Option Ltd: TSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Bach Option Ltd on TSM, newest first. How the timeline and the estimate are built.

Bach Option Ltd held 0 TSM shares at 2019-03-31 per its 13F-HR filed 2019-04-12.

the latest 13F is the newest step

period ended2019-03-31
13F 0 shares
Change vs previous 13F -11,570 shares
13F-HR 0001667391-19-000002 filed by Bach Option Ltd
Filed 2019-04-12 (acceptance time not in the bulk data set), ingested 2026-10-07 18:56:23 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2018-12-31
13F 11,570 shares
Change vs previous 13F +11,570 shares
0.7% of the 13F portfolio, value $427,000.
13F-HR 0001085146-19-000229 filed by Bach Option Ltd
Filed 2019-01-28 (acceptance time not in the bulk data set), ingested 2026-10-07 19:02:51 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2018-09-30
13F 0 shares
Change vs previous 13F -9,184 shares
13F-HR 0001085146-18-002312 filed by Bach Option Ltd
Filed 2018-10-10 (acceptance time not in the bulk data set), ingested 2026-10-07 19:03:47 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2018-06-30
13F 9,184 shares
Change vs previous 13F not available
3.42% of the 13F portfolio, value $336,000.
13F-HR 0001085146-18-001695 filed by Bach Option Ltd
Filed 2018-07-16 (acceptance time not in the bulk data set), ingested 2026-10-07 19:04:44 UTC
Acceptance time not in the bulk data set (spec §4.2).