Nierenberg Investment Management Company, LLC: OIS position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Nierenberg Investment Management Company, LLC on OIS, newest first. How the timeline and the estimate are built.
Nierenberg Investment Management Company, LLC held 11,555 OIS shares at 2026-06-30 per its 13F-HR filed 2026-08-11.
the latest 13F is the newest step
- period ended2026-06-3013F 11,555 sharesChange vs previous 13F 0 shares
0.05% of the 13F portfolio, value $92,556.
13F-HR 0001941040-26-000552 filed by Nierenberg Investment Management Company, 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 11,555 sharesChange vs previous 13F -100,000 shares
0.07% of the 13F portfolio, value $134,500.
13F-HR 0001941040-26-000327 filed by Nierenberg Investment Management Company, 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 111,555 sharesChange vs previous 13F 0 shares
0.38% of the 13F portfolio, value $755,227.
13F-HR 0001941040-26-000138 filed by Nierenberg Investment Management Company, 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 111,555 sharesChange vs previous 13F 0 shares
0.37% of the 13F portfolio, value $676,023.
13F-HR 0001941040-25-000623 filed by Nierenberg Investment Management Company, 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 111,555 sharesChange vs previous 13F 0 shares
0.35% of the 13F portfolio, value $597,935.
13F-HR 0001941040-25-000474 filed by Nierenberg Investment Management Company, 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 111,555 sharesChange vs previous 13F +88,000 shares
0.34% of the 13F portfolio, value $574,508.
13F-HR 0001941040-25-000290 filed by Nierenberg Investment Management Company, 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 23,555 sharesChange vs previous 13F not available
0.07% of the 13F portfolio, value $119,188.
13F-HR 0001941040-25-000148 filed by Nierenberg Investment Management Company, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).