Madison Asset Management, LLC: MKSI position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Madison Asset Management, LLC on MKSI, newest first. How the timeline and the estimate are built.
Madison Asset Management, LLC held 316,694 MKSI shares at 2026-06-30 per its 13F-HR filed 2026-08-10.
the latest 13F is the newest step
- period ended2026-06-3013F 316,694 sharesChange vs previous 13F -21,642 shares
1.68% of the 13F portfolio, value $140,865,611.
13F-HR 0001954889-26-000022 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 338,336 sharesChange vs previous 13F -583,114 shares
0.96% of the 13F portfolio, value $77,753,102.
13F-HR 0001954889-26-000018 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 921,450 sharesChange vs previous 13F -54,641 shares
1.69% of the 13F portfolio, value $147,247,760.
13F-HR 0001954889-26-000008 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 976,091 sharesChange vs previous 13F -487,592 shares
1.33% of the 13F portfolio, value $120,810,801.
13F-HR 0001954889-25-000033 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 1,463,683 sharesChange vs previous 13F +35,540 shares
1.57% of the 13F portfolio, value $145,431,494.
13F-HR 0001954889-25-000027 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 1,428,143 sharesChange vs previous 13F -439,729 shares
1.28% of the 13F portfolio, value $114,465,661.
13F-HR 0001954889-25-000019 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F/A 1,867,872 sharesChange vs previous 13F +1,066,524 shares
1.1% of the 13F portfolio, value $194,987,106.
13F-HR 0001954889-25-000006 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingested- Madison Asset Management, LLC: 933,936 shares
- Madison Investment Advisors, LLC: 933,936 shares
Acceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 801,348 sharesChange vs previous 13F not available
0.98% of the 13F portfolio, value $87,114,559.
13F-HR 0001954889-24-000003 filed by Madison Asset Management, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).