Mesirow Financial Investment Management’s OmniAb OABI Stock Holding History

Mesirow Financial Investment Management’s Portfolio OABI Stock Details OABI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-30,764	Closed	-$59.4K	–	590
2025 Q1	$59.4K	Hold	30,764	–	–	﹤0.01%	577
2024 Q4	$109K	Buy	30,764 +366	+1%	+$1.45K	﹤0.01%	574
2024 Q3	$129K	Buy	+30,398	New	+$131K	﹤0.01%	567
2024 Q1	–	Sell	-47,993	Closed	-$319K	–	582
2023 Q4	$319K	Hold	47,993	–	–	0.01%	412
2023 Q3	$249K	Buy	+47,993	New	+$256K	1.08%	58

Other funds holding OABI

WCM

Whitefort Capital Management New York $339M AUM 52.48% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

RHJA

Rice Hall James & Associates San Diego, California $1.8B AUM 36.16% 1-Year Est. Return

PMG

Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

KLP

Kent Lake PR Anasco, Puerto Rico $198M AUM 5.21% 1-Year Est. Return

Mesirow Financial Investment Management's OABI Position: Q2 2025 in Review

Mesirow Financial Investment Management sold out of OmniAb (OABI) in Q2 2025, closing a stake of 30,764 shares — an estimated $59.4K sold.

Mesirow Financial Investment Management first reported a position in OABI in Q3 2023 and held it in 5 quarters. The position peaked at $319K in Q4 2023. 144 funds tracked by Wall St. Rank hold OABI as of Q2 2025.

Mesirow Financial Investment Management reported no remaining OmniAb position as of Q2 2025 after selling out during the quarter.
Mesirow Financial Investment Management sold 30,764 OmniAb shares in Q2 2025, an estimated $59.4K.
Mesirow Financial Investment Management first reported a position in OmniAb in Q3 2023 and held it in 5 quarters.
Mesirow Financial Investment Management's OmniAb position peaked at $319K in Q4 2023.
144 funds tracked by Wall St. Rank held OmniAb as of Q2 2025.

Based on Mesirow Financial Investment Management's 13F filing for Q2 2025, filed 4 Aug 2025.