OmniAb, Inc.

Historical 13F Holders

Symbol
OABI
CUSIP
68218J103
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 68218J103 since 12/18/2024, largest first.

Filer % of Class Filed
Ash X LP 13G/A
8.5% 2/10/2026
Event 12/31/2025
Whitefort Capital Management, LP 13G/A
7.1% 8/14/2026
Event 6/30/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (1)
Janus Henderson Group PLC 13G/A 0.8% 8/14/2025
Event 6/30/2025

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 54 9.36 M $46.4M
2026 Q2 132 59.2 M $147M
2026 Q1 128 56.0 M $87.7M
2025 Q4 129 57.3 M $106M
2025 Q3 140 63.7 M $102M
2025 Q2 145 55.4 M $96.1M
2025 Q1 154 63.5 M $152M
2024 Q4 166 63.6 M $225M
2024 Q3 166 80.0 M $335M
2024 Q2 161 79.6 M $296M
2024 Q1 155 84.6 M $455M
2023 Q4 158 84.7 M $519M
2023 Q3 149 68.7 M $356M
2023 Q2 144 67.5 M $339M
2023 Q1 142 66.8 M $261M
2022 Q4 148 67.2 M $242M
2022 Q3 1 1.10 M $11.2M