UBS Oconnor LLC

SEC CIK: 0001132716
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

ABOS holding history

Acumen Pharmaceuticals, Inc. in every 13F filed by UBS Oconnor LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ABOS overview All 13F holders of ABOS Full Q4 2025 holdings

Shares (Q4 2023): 0; Sold out in Q4 2023
Value: $0
% of portfolio: 0.0%
Quarters held: 3; Since Q1 2023

Holdings of ABOS by UBS Oconnor LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q4 2023	0	$0	0.0%	−69,538−100.0%	Sold out	Holders
Q3 2023	69,538	$288.6K	<0.1%	−10,000−12.6%	Reduced	Holders
Q2 2023	79,538	$382.6K	<0.1%	+18,180+29.6%	Added	Holders
Q1 2023	61,358	$249.1K	<0.1%	+61,358	New	Holders