Parallax Volatility Advisers, L.P.: URA position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Parallax Volatility Advisers, L.P. on URA, newest first. How the timeline and the estimate are built.
Parallax Volatility Advisers, L.P. held 113,655 URA shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 113,655 sharesChange vs previous 13F +35,545 shares
0.18% of the 13F portfolio, value $4,966,724.
13F-HR 0001172661-26-003723 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 78,110 sharesChange vs previous 13F +78,109 shares
0.19% of the 13F portfolio, value $4,197,626.
13F-HR 0001172661-26-002271 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 1 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $43.
13F-HR 0001172661-26-001067 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 1 sharesChange vs previous 13F +1 shares
<0.01% of the 13F portfolio, value $48.
13F-HR 0001172661-25-005017 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 0 sharesChange vs previous 13F -80,538 shares
13F-HR 0001172661-25-003451 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
- period ended2025-03-3113F 80,538 sharesChange vs previous 13F +80,538 shares
0.06% of the 13F portfolio, value $1,845,931.
13F-HR 0001172661-25-002304 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 0 sharesChange vs previous 13F -11,661 shares
13F-HR 0001172661-25-001026 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
- period ended2024-09-3013F 11,661 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $333,621.
13F-HR 0001172661-24-004876 filed by Parallax Volatility Advisers, L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).