Quantum Portfolio Management LLC: LIN position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Quantum Portfolio Management LLC on LIN, newest first. How the timeline and the estimate are built.
Quantum Portfolio Management LLC held 947 LIN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 947 sharesChange vs previous 13F -44 shares
0.18% of the 13F portfolio, value $491,436.
13F-HR 0001420506-26-001701 filed by Quantum Portfolio 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/A 991 sharesChange vs previous 13F 0 shares
0.21% of the 13F portfolio, value $491,298.
13F-HR/A 0001172661-26-001580 filed by Quantum Portfolio 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 991 sharesChange vs previous 13F -1,513 shares
0.19% of the 13F portfolio, value $422,552.
13F-HR 0001172661-26-000672 filed by Quantum Portfolio 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 2,504 sharesChange vs previous 13F +532 shares
0.35% of the 13F portfolio, value $1,189,400.
13F-HR 0001172661-25-004476 filed by Quantum Portfolio 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 1,972 sharesChange vs previous 13F +77 shares
0.44% of the 13F portfolio, value $925,223.
13F-HR 0001172661-25-003208 filed by Quantum Portfolio 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 1,895 sharesChange vs previous 13F +736 shares
0.45% of the 13F portfolio, value $882,388.
13F-HR 0001172661-25-001852 filed by Quantum Portfolio 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 1,159 sharesChange vs previous 13F +50 shares
0.26% of the 13F portfolio, value $485,239.
13F-HR 0001172661-25-000338 filed by Quantum Portfolio Management LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 1,109 sharesChange vs previous 13F not available
0.29% of the 13F portfolio, value $528,838.
13F-HR 0001172661-24-004357 filed by Quantum Portfolio Management LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).