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Chicago Capital’s OmniAb OABI Stock Holding History

Chicago Capital’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
-2,620,454
Closed -$6.29M – 361
2025
Q1 		$6.29M Sell
2,620,454
-354,997
-12% -$1.16M 0.18% 77
2024
Q4 		$10.5M Sell
2,975,451
-187,104
-6% -$740K 0.28% 63
2024
Q3 		$13.4M Sell
3,162,555
-20,415
-0.6% -$88.3K 0.37% 53
2024
Q2 		$11.9M Sell
3,182,970
-4,382
-0.1% -$20K 0.35% 57
2024
Q1 		$17.3M Sell
3,187,352
-7,121
-0.2% -$41K 0.53% 44
2023
Q4 		$19.7M Sell
3,194,473
-1,125
-0% -$5.53K 0.71% 38
2023
Q3 		$16.6M Buy
3,195,598
+22,893
+0.7% +$122K 0.78% 38
2023
Q2 		$16M Buy
3,172,705
+333,804
+12% +$1.35M 0.72% 38
2023
Q1 		$10.4M Buy
2,838,901
+438,184
+18% +$1.65M 0.52% 45
2022
Q4 		$8.64M Buy
+2,400,717
New +$12.6M 0.48% 48

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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
State Street
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

Chicago Capital's OABI Position: Q2 2025 in Review

Chicago Capital sold out of OmniAb (OABI) in Q2 2025, closing a stake of 2,620,454 shares — an estimated $6.29M sold.

Chicago Capital first reported a position in OABI in Q4 2022 and held it in 10 quarters. The position peaked at $19.7M in Q4 2023. 144 funds tracked by Wall St. Rank hold OABI as of Q2 2025.

  • Chicago Capital reported no remaining OmniAb position as of Q2 2025 after selling out during the quarter.
  • Chicago Capital sold 2,620,454 OmniAb shares in Q2 2025, an estimated $6.29M.
  • Chicago Capital first reported a position in OmniAb in Q4 2022 and held it in 10 quarters.
  • Chicago Capital's OmniAb position peaked at $19.7M in Q4 2023.
  • 144 funds tracked by Wall St. Rank held OmniAb as of Q2 2025.

Based on Chicago Capital's 13F filing for Q2 2025, filed 17 Jul 2025.