Funds holding OmniAb Inc
133 funds declare a position · 25 ETFs and 108 other funds · 26.4M $ · US68218J1034
Each line carries its report date.
| Rank | Fund | Shares | Value | Weight | |
|---|---|---|---|---|---|
| 1 | VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 2,579,634 | 4.1M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 2 | iShares Russell 2000 ETF iShares Trust | 2,521,849 | 4M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 3 | VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,320,580 | 2.1M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 4 | Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 1,087,177 | 1.5M $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 5 | iShares Biotechnology ETF iShares Trust | 874,147 | 1.4M $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| 6 | iShares Russell 2000 Value ETF iShares Trust | 776,743 | 1.2M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 7 | Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 625,228 | 1.1M $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 8 | Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 569,064 | 978.8K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 9 | VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 520,348 | 895K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 10 | College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund | 437,156 | 686.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 11 | U.S. MICRO CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 362,621 | 504K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 12 | U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 332,438 | 462.1K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 13 | VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 259,648 | 446.6K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 14 | iShares Micro-Cap ETF iShares Trust | 276,043 | 433.4K $ | 0.04 % | as of Mar 31, 2026 · Original filing |
| 15 | Clearwater Select Equity Fund Clearwater Investment Trust | 236,486 | 371.3K $ | 0.09 % | as of Mar 31, 2026 · Original filing |
| 16 | Fidelity Total Market Index Fund Fidelity Concord Street Trust | 206,364 | 354.9K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 17 | Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 248,784 | 345.8K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 18 | Ultra-Small Company Market Fund Bridgeway Funds, Inc. | 185,000 | 290.5K $ | 0.24 % | as of Mar 31, 2026 · Original filing |
| 19 | Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 168,764 | 290.3K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 20 | Fidelity Enhanced Small Cap ETF Fidelity Covington Trust | 168,484 | 264.5K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 21 | Master Small Cap Index Series Quantitative Master Series LLC | 161,213 | 253.1K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 22 | iShares Russell 2000 Growth ETF iShares Trust | 141,023 | 221.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 23 | Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Goldman Sachs ETF Trust | 119,317 | 205.2K $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| 24 | iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 127,054 | 199.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 25 | Dimensional U.S. Small Cap ETF Dimensional ETF Trust | 136,397 | 189.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 26 | Fidelity Small Cap Value Index Fund Fidelity Salem Street Trust | 117,511 | 184.5K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 27 | Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 126,229 | 175.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 28 | EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 107,275 | 168.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 29 | Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 97,359 | 167.5K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 30 | Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 90,471 | 155.6K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 31 | Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 99,590 | 138.4K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 32 | EQ/Small Company Index Portfolio EQ Advisors Trust | 73,958 | 116.1K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 33 | VANGUARD RUSSELL 2000 VALUE INDEX FUND VANGUARD SCOTTSDALE FUNDS | 66,394 | 114.2K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 34 | U.S. CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 78,606 | 109.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 35 | LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 68,489 | 107.5K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 36 | U.S. CORE EQUITY 1 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 75,115 | 104.4K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 37 | Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 74,974 | 104.2K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 38 | Small Cap Index Fund Northern Funds | 58,188 | 91.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 39 | EQ/AB Small Cap Growth Portfolio EQ Advisors Trust | 56,484 | 88.7K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 40 | VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 48,809 | 76.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 41 | Nuveen Equity Index Fund TIAA-CREF Funds | 54,791 | 76.2K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 42 | Dimensional U.S. Targeted Value ETF Dimensional ETF Trust | 52,717 | 73.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 43 | VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 44,629 | 70.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 44 | Small Cap Index Fund VALIC Co I | 39,377 | 67.7K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 45 | Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 48,133 | 66.9K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 46 | Global X Russell 2000 ETF GLOBAL X FUNDS | 46,117 | 64.1K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 47 | U.S. Targeted Value Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 45,745 | 63.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 48 | STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST | 39,956 | 62.7K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 49 | JPMorgan U.S. Small Company Fund JPMorgan Trust I | 39,916 | 62.7K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 50 | MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II | 37,781 | 59.3K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 51 | U.S. Sustainability Core 1 Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 42,388 | 58.9K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 52 | Bridge Builder Small/Mid Cap Value Fund Bridge Builder Trust | 36,375 | 57.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 53 | Avantis U.S. Small Cap Equity ETF American Century ETF Trust | 32,244 | 55.5K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 54 | ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust | 30,543 | 48K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 55 | Small-Cap Index Portfolio PACIFIC SELECT FUND | 25,109 | 39.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 56 | Goldman Sachs Absolute Return Tracker Fund GOLDMAN SACHS TRUST | 23,271 | 36.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 57 | JNL/DFA U.S. Small Cap Fund JNL Series Trust | 22,914 | 36K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 58 | NVIT Small Cap Index Fund Nationwide Variable Insurance Trust | 21,229 | 33.3K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 59 | Small Cap Index Trust John Hancock Variable Insurance Trust | 20,239 | 31.8K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 60 | iShares Russell 3000 ETF iShares Trust | 19,334 | 30.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 61 | 1290 VT Micro Cap Portfolio EQ Advisors Trust | 19,303 | 30.3K $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| 62 | SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 16,797 | 28.9K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 63 | VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 14,678 | 25.2K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 64 | DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS | 15,832 | 24.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 65 | Small Cap Core Fund Northern Funds | 14,593 | 22.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 66 | 1290 VT Small Cap Value Portfolio EQ Advisors Trust | 13,791 | 21.7K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 67 | U.S. VECTOR EQUITY PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 15,288 | 21.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 68 | T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. | 13,518 | 21.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 69 | AST Small-Cap Equity Portfolio Advanced Series Trust | 13,228 | 20.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 70 | iShares Russell Small/Mid-Cap Index Fund BlackRock Funds | 14,465 | 20.1K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 71 | Dimensional US Core Equity Market ETF Dimensional ETF Trust | 14,361 | 20K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 72 | Dimensional U.S. Equity Market ETF Dimensional ETF Trust | 14,264 | 19.8K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 73 | Victory Extended Market Index Fund Victory Portfolios III | 13,488 | 18.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 74 | Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 11,720 | 18.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 75 | Voya RussellTM Small Cap Index Portfolio Voya VARIABLE PORTFOLIOS INC | 11,705 | 18.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 76 | BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. | 11,395 | 17.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 77 | EQ/Common Stock Index Portfolio EQ Advisors Trust | 11,270 | 17.7K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 78 | CVT Russell 2000 Small Cap Index Portfolio Calvert Variable Trust, Inc. | 9,652 | 15.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 79 | iShares Total U.S. Stock Market Index Fund BlackRock Funds | 10,048 | 14K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 80 | Invesco Nasdaq Biotechnology ETF Invesco Exchange-Traded Fund Trust II | 8,054 | 13.9K $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| 81 | LVIP JPMorgan Small Cap Core Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 8,776 | 13.8K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 82 | Strategic Equity Allocation Trust John Hancock Variable Insurance Trust | 8,523 | 13.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 83 | SA U.S. Small Company Fund SA FUNDS INVESTMENT TRUST | 8,462 | 13.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 84 | PD Small-Cap Value Index Portfolio PACIFIC SELECT FUND | 8,445 | 13.3K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 85 | Venerable Small Cap Index Fund Venerable Variable Insurance Trust | 8,309 | 13K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 86 | SA Small Cap Index Portfolio SUNAMERICA SERIES TRUST | 8,879 | 12.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 87 | VIP Extended Market Index Portfolio Variable Insurance Products Fund II | 7,717 | 12.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 88 | PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST | 8,700 | 12.1K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 89 | Dimensional VA U.S. Targeted Value Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 8,389 | 11.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 90 | ProShares Ultra Nasdaq Biotechnology ProShares Trust | 6,647 | 11.4K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 91 | VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 6,631 | 11.4K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 92 | ProShares Ultra Russell2000 ProShares Trust | 6,509 | 11.2K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 93 | ProShares UltraPro Russell2000 ProShares Trust | 6,486 | 11.2K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 94 | Nationwide Small Cap Index Fund Nationwide Mutual Funds | 7,732 | 10.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 95 | Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 6,224 | 10.7K $ | as of Feb 28, 2026 · Original filing | |
| 96 | Voya VACS Index Series SC Portfolio Voya VARIABLE PORTFOLIOS INC | 6,485 | 10.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 97 | Small Cap Opportunities Trust John Hancock Variable Insurance Trust | 6,457 | 10.1K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 98 | JNL/DFA U.S. Core Equity Fund JNL Series Trust | 6,130 | 9.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 99 | LVIP Dimensional U.S. Core Equity 1 Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 5,630 | 8.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 100 | Small-Cap Equity Portfolio PACIFIC SELECT FUND | 5,185 | 8.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
Institutional managers
125 managers declare this company to the SEC (Form 13F). These positions are not counted in the totals above: a manager and its own funds file separately.
| Manager | Shares | Value | |
|---|---|---|---|
| Whitefort Capital Management, LP | 14,223,658 | 22.3M $ | as of Mar 31, 2026 |
| BlackRock, Inc. | 8,106,881 | 12.7M $ | as of Mar 31, 2026 |
| CADIAN CAPITAL MANAGEMENT, LP | 4,157,129 | 6.5M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 2,925,579 | 4.6M $ | as of Mar 31, 2026 |
| RICE HALL JAMES & ASSOCIATES, LLC | 2,547,255 | 4M $ | as of Mar 31, 2026 |
| PRIVATE MANAGEMENT GROUP INC | 2,429,166 | 3.8M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 2,067,143 | 3.2M $ | as of Mar 31, 2026 |
| DIMENSIONAL FUND ADVISORS LP | 1,745,248 | 2.7M $ | as of Mar 31, 2026 |
| TOWERVIEW LLC | 1,000,000 | 1.6M $ | as of Mar 31, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 959,573 | 1.5M $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 880,895 | 1.4M $ | as of Mar 31, 2026 |
| ISTHMUS PARTNERS, LLC | 756,674 | 1.2M $ | as of Mar 31, 2026 |
| ADAR1 Capital Management, LLC | 705,190 | 1.1M $ | as of Mar 31, 2026 |
| NOMURA HOLDINGS INC | 705,048 | 1.1M $ | as of Mar 31, 2026 |
| Nuveen, LLC | 623,876 | 979.5K $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 512,741 | 805K $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 419,024 | 657.9K $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 407,933 | 640.5K $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 523,918 | 629.7K $ | as of Mar 31, 2026 |
| D. E. Shaw & Co., Inc. | 380,254 | 597K $ | as of Mar 31, 2026 |
| Bank of New York Mellon Corp | 274,451 | 430.9K $ | as of Mar 31, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | 269,600 | 423.3K $ | as of Mar 31, 2026 |
| CITADEL ADVISORS LLC | 228,684 | 359K $ | as of Mar 31, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 198,900 | 312.3K $ | as of Mar 31, 2026 |
| Arbiter Partners Capital Management LLC | 192,585 | 302.4K $ | as of Mar 31, 2026 |