Millennium Management
OABI icon

Millennium Management’s OmniAb OABI Stock Holding History

Millennium 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
2022
Q1 		– Sell
-339,847
Closed -$251K – 7311
2021
Q4 		$251K Buy
+339,847
New +$3.39M ﹤0.01% 5705

Other funds holding OABI

WCM
Whitefort Capital Management New York $339M AUM 52.48% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
CCM
Cadian Capital Management New York $821M AUM 14.36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 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 $3.47B AUM 13.39% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
TL
TowerView LLC New York $155M AUM 30.14% 1-Year Est. Return

Millennium Management's OABI Position: Q1 2026 in Review

Millennium Management reduced its OmniAb (OABI) stake by 22% in Q1 2026, selling an estimated $270K and leaving 523,918 shares worth $630K. The position accounts for ﹤0.01% of the portfolio, ranked #4653.

Millennium Management first reported a position in OABI in Q4 2021 and has held it in 18 quarters since. The position peaked at $21.2M in Q2 2023. 128 funds tracked by Wall St. Rank hold OABI as of Q1 2026.

  • Millennium Management held 523,918 shares of OmniAb worth $630K as of Q1 2026.
  • Millennium Management sold 149,477 OmniAb shares in Q1 2026, an estimated $270K.
  • OmniAb made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #4653 holding.
  • Millennium Management first reported a position in OmniAb in Q4 2021 and has held it in 18 quarters since.
  • Millennium Management's OmniAb position peaked at $21.2M in Q2 2023.
  • 128 funds tracked by Wall St. Rank held OmniAb as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.