BRIGHT ROCK CAPITAL MANAGEMENT, LLC: UNP position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BRIGHT ROCK CAPITAL MANAGEMENT, LLC on UNP, newest first. How the timeline and the estimate are built.
BRIGHT ROCK CAPITAL MANAGEMENT, LLC held 53,500 UNP shares at 2026-09-30 per its 13F-HR filed 2026-10-05.
the latest 13F is the newest step
- period ended2026-09-3013F 53,500 sharesChange vs previous 13F 0 shares
2.75% of the 13F portfolio, value $14,558,955.
13F-HR 0001509973-26-000004 filed by BRIGHT ROCK CAPITAL MANAGEMENT, LLC
Accepted , ingested - period ended2026-06-3013F 53,500 sharesChange vs previous 13F 0 shares
2.92% of the 13F portfolio, value $14,552,000.
13F-HR 0001509973-26-000003 filed by BRIGHT ROCK CAPITAL 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 53,500 sharesChange vs previous 13F 0 shares
2.57% of the 13F portfolio, value $12,980,170.
13F-HR 0001509973-26-000002 filed by BRIGHT ROCK CAPITAL 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 53,500 sharesChange vs previous 13F 0 shares
2.43% of the 13F portfolio, value $12,375,620.
13F-HR 0001509973-26-000001 filed by BRIGHT ROCK CAPITAL 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 53,500 sharesChange vs previous 13F 0 shares
2.48% of the 13F portfolio, value $12,645,795.
13F-HR 0001509973-25-000005 filed by BRIGHT ROCK CAPITAL 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 53,500 sharesChange vs previous 13F +12,000 shares
2.49% of the 13F portfolio, value $12,309,280.
13F-HR 0001509973-25-000004 filed by BRIGHT ROCK CAPITAL 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 41,500 sharesChange vs previous 13F 0 shares
2.07% of the 13F portfolio, value $9,803,960.
13F-HR 0001509973-25-000002 filed by BRIGHT ROCK CAPITAL 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 41,500 sharesChange vs previous 13F not available
2.02% of the 13F portfolio, value $9,463,660.
13F-HR 0001509973-25-000001 filed by BRIGHT ROCK CAPITAL MANAGEMENT, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).