OmniAb, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| WHITEFORT CAPITAL MANAGEMENT, LP | 11/14/2025 | 14.22 M | $22.76 M | 38.90% | 13.40% |
| BLACKROCK, INC. | 11/12/2025 | 6.96 M | $11.14 M | -0.53% | 6.56% |
| VANGUARD GROUP INC | 11/07/2025 | 5.15 M | $8.24 M | -2.28% | 4.85% |
| CADIAN CAPITAL MANAGEMENT, LP | 11/14/2025 | 3.68 M | $5.88 M | 100.00% | 3.46% |
| WOODLINE PARTNERS LP | 11/14/2025 | 2.86 M | $4.57 M | 100.00% | 2.69% |
| DIMENSIONAL FUND ADVISORS LP | 11/12/2025 | 2.55 M | $4.08 M | -12.54% | 2.40% |
| PRIVATE MANAGEMENT GROUP INC | 11/13/2025 | 2.52 M | $4.03 M | -1.55% | 2.37% |
| RICE HALL JAMES & ASSOCIATES, LLC | 10/16/2025 | 2.41 M | $3.86 M | -8.19% | 2.27% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 2.33 M | $3.72 M | -4.64% | 2.19% |
| STONEPINE CAPITAL MANAGEMENT, LLC | 11/13/2025 | 2.14 M | $3.43 M | 100.00% | 2.02% |
| STATE STREET CORP | 11/14/2025 | 2.09 M | $3.35 M | 4.17% | 1.97% |
| ADAR1 CAPITAL MANAGEMENT, LLC | 11/14/2025 | 1.09 M | $1.75 M | 234.44% | 1.03% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 11/17/2025 | 1.01 M | $1.61 M | -8.98% | 0.95% |
| NUVEEN, LLC | 11/12/2025 | 874.51 K | $1.40 M | 79.47% | 0.82% |
| CITADEL ADVISORS LLC | 11/14/2025 | 836.80 K | $1.34 M | -60.76% | 0.79% |
| TOWERVIEW LLC | 11/04/2025 | 831.10 K | $1.33 M | 0.00% | 0.78% |
| MORGAN STANLEY | 11/14/2025 | 820.22 K | $1.31 M | 6.85% | 0.77% |
| NORTHERN TRUST CORP | 11/14/2025 | 818.47 K | $1.31 M | -2.20% | 0.77% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 11/10/2025 | 785.48 K | $1.26 M | -5.62% | 0.74% |
| JPMORGAN CHASE & CO | 11/26/2025 | 762.91 K | $1.22 M | -3.88% | 0.72% |
| ISTHMUS PARTNERS, LLC | 11/10/2025 | 669.07 K | $1.07 M | 17.79% | 0.63% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 587.79 K | $940.46 K | 92.06% | 0.55% |
| RENAISSANCE TECHNOLOGIES LLC | 11/13/2025 | 523.45 K | $837.53 K | -26.02% | 0.49% |
| KENT LAKE PR LLC | 11/14/2025 | 500.00 K | $800.00 K | -71.43% | 0.47% |
| WOODSTOCK CORP | 10/07/2025 | 351.75 K | $562.81 K | -43.42% | 0.33% |
| ROYAL BANK OF CANADA | 11/14/2025 | 303.16 K | $485.00 K | -11.35% | 0.29% |
| TANG CAPITAL MANAGEMENT LLC | 11/14/2025 | 300.00 K | $480.00 K | 0.00% | 0.28% |
| TWO SIGMA INVESTMENTS, LP | 11/14/2025 | 291.74 K | $466.78 K | 25.92% | 0.27% |
| MILLENNIUM MANAGEMENT LLC | 11/14/2025 | 285.80 K | $260.07 K | -56.05% | 0.27% |
| BANK OF NEW YORK MELLON CORP | 11/03/2025 | 263.70 K | $421.92 K | -2.61% | 0.25% |
| GSA CAPITAL PARTNERS LLP | 11/07/2025 | 262.37 K | $420.00 K | 902.41% | 0.25% |
| TLS ADVISORS LLC | 11/04/2025 | 250.19 K | $388.00 K | 0.00% | 0.24% |
| AMERIPRISE FINANCIAL INC | 11/14/2025 | 232.79 K | $372.46 K | -16.80% | 0.22% |
| JANE STREET GROUP, LLC | 11/14/2025 | 189.08 K | $302.53 K | 22.99% | 0.18% |
| D. E. SHAW & CO., INC. | 11/14/2025 | 186.28 K | $298.05 K | 100.00% | 0.18% |
| GRAHAM CAPITAL MANAGEMENT, L.P. | 11/14/2025 | 167.17 K | $267.48 K | 100.00% | 0.16% |
| RHUMBLINE ADVISERS | 11/06/2025 | 160.94 K | $257.49 K | 0.13% | 0.15% |
| ARBITER PARTNERS CAPITAL MANAGEMENT LLC | 11/12/2025 | 160.53 K | $256.85 K | 100.00% | 0.15% |
| FMR LLC | 11/13/2025 | 154.55 K | $247.27 K | 12.15% | 0.15% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 11/14/2025 | 153.90 K | $246.24 K | 185.53% | 0.15% |
| ALLIANCEBERNSTEIN L.P. | 11/14/2025 | 150.59 K | $240.95 K | 0.00% | 0.14% |
| BARCLAYS PLC | 11/12/2025 | 143.71 K | $229.94 K | -20.90% | 0.14% |
| TWO SIGMA ADVISERS, LP | 11/14/2025 | 126.03 K | $201.65 K | 16.77% | 0.12% |
| INVESCO LTD. | 11/13/2025 | 124.05 K | $198.48 K | 13.17% | 0.12% |
| CORNERSTONE CAPITAL, INC. | 11/10/2025 | 109.21 K | $174.74 K | -33.31% | 0.10% |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | 11/14/2025 | 96.36 K | $154.18 K | 0.00% | 0.09% |
| SEI INVESTMENTS CO | 11/13/2025 | 81.05 K | $129.70 K | 32.59% | 0.08% |
| WELLS FARGO & COMPANY/MN | 11/13/2025 | 80.60 K | $128.95 K | 9.44% | 0.08% |
| DEUTSCHE BANK AG\ | 11/13/2025 | 78.00 K | $124.80 K | -53.45% | 0.07% |
| HRT FINANCIAL LP | 11/14/2025 | 70.22 K | $112.00 K | 100.00% | 0.07% |
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OmniAb, Inc. institutional Ownership - FAQ's
During the previous two years, 171 institutional investors and hedge funds held shares of OmniAb, Inc.. The most heavily invested institutionals were:
Whitefort Capital Management, LP: 14.22 M
BlackRock, Inc.: 6.96 M
VANGUARD GROUP INC: 5.15 M
CADIAN CAPITAL MANAGEMENT, LP: 3.68 M
Woodline Partners LP: 2.86 M
DIMENSIONAL FUND ADVISORS LP: 2.55 M
59.33% of OmniAb, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 87.44 M shares in the last 24 months. This purchase volume represents approximately $142.53 M in transactions.