MADISON INVESTMENT HOLDINGS INC: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MADISON INVESTMENT HOLDINGS INC on BIIB, newest first. How the timeline and the estimate are built.

MADISON INVESTMENT HOLDINGS INC held 0 BIIB shares at 2019-03-31 per its 13F-HR filed 2019-05-14.

the latest 13F is the newest step

period ended2019-03-31
13F 0 shares
Change vs previous 13F -1,095 shares
13F-HR 0001138060-19-000009 filed by MADISON INVESTMENT HOLDINGS INC
Filed 2019-05-14 (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 1,095 shares
Change vs previous 13F +1,095 shares
0.01% of the 13F portfolio, value $330,000.
13F-HR 0001138060-19-000004 filed by MADISON INVESTMENT HOLDINGS INC
Filed 2019-02-08 (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 ended2018-03-31
13F 0 shares
Change vs previous 13F -16,099 shares
13F-HR 0001138060-18-000011 filed by MADISON INVESTMENT HOLDINGS INC
Filed 2018-05-11 (acceptance time not in the bulk data set), ingested 2026-10-07 19:05:42 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2017-12-31
13F 16,099 shares
Change vs previous 13F not available
0.09% of the 13F portfolio, value $5,129,000.
13F-HR 0001138060-18-000003 filed by MADISON INVESTMENT HOLDINGS INC
Filed 2018-02-12 (acceptance time not in the bulk data set), ingested 2026-10-07 19:06:41 UTC
Acceptance time not in the bulk data set (spec §4.2).