EMERGENT BIOSOLUTIONS INC (EBS)
Institutional ownership reported to the SEC as of Q2 2026, across 32 quarters.
Institutions report 44,641,437 shares against 51,273,336 outstanding. Shares only - option lines are excluded, which is why this can be compared with the company at all. The count comes from the cover page of the company's own most recent report, so it is dated when that was filed rather than at quarter end. A figure this high can overstate: where an adviser and a sub-adviser both report the same shares, both are counted.
Calls and puts are the parts of reported value carried in derivative lines rather than shares, and they point in opposite directions: a manager holding calls is positioned for the security, one holding puts against it - or hedging shares they already own, which is why index funds carry so many. Most sites add the two together and report one figure, which averages away the only interesting part.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | $39.5M | 4,716,599 | 0.00% | 8q | +8.6%+$3.1M |
| DIMENSIONAL FUND ADVISORS LP | $25.8M | 3,076,646 | 0.00% | 31q | +11.6%+$2.7M |
| STATE STREET CORP | $24.6M | 2,929,238 | 0.00% | 31q | +2.8%+$666.8K |
| AMERICAN CENTURY COMPANIES INC | $23.2M | 2,770,448 | 0.01% | 24q | +14.2%+$2.9M |
| VANGUARD CAPITAL MANAGEMENT LLC | $18.4M | 2,198,839 | 0.00% | 2q | -2.6%-$495.7K |
| LSV ASSET MANAGEMENT | $14.2M | 1,695,851 | 0.03% | 7q | +89.1%+$6.7M |
| ACADIAN ASSET MANAGEMENT LLC | $11.3M | 1,344,323 | 0.01% | 12q | -2.7%-$312.4K |
| GEODE CAPITAL MANAGEMENT, LLC | $11.2M | 1,337,243 | 0.00% | 31q | +5.1%+$539.3K |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $10.1M | 1,200,791 | 0.00% | 31q | -20.3%-$2.6M |
| OAK HILL ADVISORS LP | $9.3M | 1,113,338 | 1.33% | 8q | HELD |
| MILLENNIUM MANAGEMENT LLC | $9.0M | 1,072,185 | 0.00% | 14q | +101.5%+$4.5M |
| Ancora Advisors LLC | $8.9M | 1,067,867 | 0.17% | 3q | +160.9%+$5.5M |
| AQR CAPITAL MANAGEMENT LLC | $8.7M | 1,041,151 | 0.00% | 4q | +5.2%+$431.4K |
| GOLDMAN SACHS GROUP INC | $8.7M | 1,035,421 | 0.00% | 31q | +27.6%+$1.9M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $8.6M | 1,029,371 | 0.00% | 2q | -7.9%-$736.7K |
| D. E. Shaw & Co., Inc. | $7.5M | 900,108 | 0.00% | 21q | -10.3%-$869.9K |
| Russell Investments Group, Ltd. | $7.2M | 859,482 | 0.01% | 31q | +155.9%+$4.4M |
| FEDERATED HERMES, INC. | $7.0M | 831,125 | 0.01% | 31q | +82.1%+$3.1M |
| PRUDENTIAL FINANCIAL INC | $6.8M | 805,895 | 0.01% | 4q | +79.6%+$3.0M |
| Prescott Group Capital Management, L.L.C. | $6.5M | 772,771 | 0.56% | 8q | HELD |
| RENAISSANCE TECHNOLOGIES LLC | $5.7M | 683,247 | 0.01% | 11q | +4.1%+$227.9K |
| NORTHERN TRUST CORP | $5.2M | 621,473 | 0.00% | 31q | +3.4%+$172.3K |
| Allianz Asset Management GmbH | $4.6M | 543,781 | 0.00% | 5q | +15.8%+$621.9K |
| PALISADE CAPITAL MANAGEMENT, LP | $4.3M | 515,059 | 0.19% | 27q | -57.1%-$5.8M |
| NEW YORK STATE COMMON RETIREMENT FUND | $4.3M | 513,904 | 0.01% | 31q | HELD |
| TWO SIGMA INVESTMENTS, LP | $4.1M | 488,284 | 0.00% | 15q | -15.4%-$744.5K |
| MORGAN STANLEY | $3.9M | 469,715 | 0.00% | 35q | -36.9%-$2.3M |
| Prosight Management, LP | $3.9M | 459,952 | 0.66% | 2q | -28.0%-$1.5M |
| Trexquant Investment LP | $3.8M | 447,858 | 0.02% | 8q | -14.6%-$640.0K |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | $3.7M | 440,423 | 0.02% | 4q | +19.2%+$594.3K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $3.4M incl. $3.2M options CALL+PUT | 17,540 | 0.00% | 31q | -63.8%-$5.9M |
| UBS Group AG | $3.1M | 366,011 | 0.00% | 31q | -6.9%-$228.0K |
| Connor, Clark & Lunn Investment Management Ltd. | $3.0M | 353,983 | 0.01% | 12q | -45.4%-$2.5M |
| VANGUARD FIDUCIARY TRUST CO | $2.9M | 341,720 | 0.00% | 2q | -1.0%-$28.5K |
| PANAGORA ASSET MANAGEMENT INC | $2.8M | 329,060 | 0.01% | new | NEW |
| Values First Advisors, Inc. | $2.5M | 301,488 | 1.15% | 16q | -2.1%-$53.6K |
| GLOBEFLEX CAPITAL L P | $2.0M | 241,298 | 0.26% | 4q | HELD |
| Bank of New York Mellon Corp | $1.8M | 219,661 | 0.00% | 8q | +2.1%+$38.7K |
| FMR LLC | $1.8M | 214,169 | 0.00% | 31q | +39.2%+$505.2K |
| DEUTSCHE BANK AG\ | $1.6M | 189,918 | 0.00% | 34q | +1.8%+$27.7K |
| Morse Asset Management, Inc | $1.5M | 183,334 | 0.25% | 7q | -17.3%-$322.3K |
| WOLVERINE ASSET MANAGEMENT LLC | $1.5M | 174,933 | 0.01% | 7q | HELD |
| FRANKLIN RESOURCES INC | $1.4M | 166,843 | 0.00% | 4q | +3.0%+$41.1K |
| Y-Intercept (Hong Kong) Ltd | $1.4M | 165,879 | 0.03% | new | NEW |
| CITADEL ADVISORS LLC | $1.4M CALL+PUT | options only | 0.00% | 31q | OPTIONS |
| ARISTEIA CAPITAL, L.L.C. | $1.4M | 161,753 | 0.02% | new | NEW |
| BANK OF AMERICA CORP /DE/ | $1.3M | 152,219 | 0.00% | 31q | -17.0%-$261.7K |
| WELLINGTON MANAGEMENT GROUP LLP | $1.3M | 151,966 | 0.00% | 9q | HELD |
| Squarepoint Ops LLC | $1.2M | 148,016 | 0.00% | 9q | -50.6%-$1.3M |
| CREDIT AGRICOLE S A | $1.2M | 146,300 | 0.00% | 3q | HELD |
| Invesco Ltd. | $1.2M | 146,065 | 0.00% | 31q | -19.9%-$304.9K |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | $1.0M | 122,700 | 0.00% | new | NEW |
| GROUP ONE TRADING LLC | $1.0M CALL+PUT | options only | 0.00% | 14q | OPTIONS |
| Nuveen, LLC | $958.1K | 114,334 | 0.00% | 5q | +7.8%+$69.4K |
| FULLER & THALER ASSET MANAGEMENT, INC. | $946.6K | 112,965 | 0.00% | 10q | HELD |
| Assenagon Asset Management S.A. | $946.2K | 112,910 | 0.00% | 13q | +100.0%+$473.1K |
| SILVER OAK SECURITIES, INCORPORATED | $929.0K | 110,862 | 0.06% | 4q | +3.9%+$34.9K |
| Soviero Asset Management, LP | $838.0K | 100,000 | 0.35% | new | NEW |
| MACKENZIE FINANCIAL CORP | $817.2K | 97,512 | 0.00% | new | NEW |
| Universal- Beteiligungs- und Servicegesellschaft mbH | $810.3K | 96,700 | 0.00% | 6q | HELD |
| Cetera Investment Advisers | $807.0K | 96,301 | 0.00% | 10q | -57.3%-$1.1M |
| SEGALL BRYANT & HAMILL, LLC | $797.8K | 95,205 | 0.01% | 4q | -10.2%-$90.3K |
| Sanctuary Advisors, LLC | $746.8K | 89,117 | 0.00% | 2q | +45.5%+$233.6K |
| SIMPLEX TRADING, LLC | $735.8K CALL+PUT | options only | 0.00% | 22q | OPTIONS |
| MARTINGALE ASSET MANAGEMENT L P | $656.2K | 78,306 | 0.02% | 4q | +17.7%+$98.5K |
| EVOLVE PRIVATE WEALTH, LLC | $592.8K | 70,740 | 0.04% | 2q | +7.6%+$41.8K |
| RHUMBLINE ADVISERS | $561.0K | 66,946 | 0.00% | 31q | -1.9%-$10.7K |
| Man Group plc | $557.5K | 66,527 | 0.00% | 2q | +47.2%+$178.7K |
| CITIGROUP INC | $552.4K | 65,920 | 0.00% | 31q | +405.2%+$443.1K |
| JANE STREET GROUP, LLC | $552.2K CALL | options only | 0.00% | 14q | OPTIONS |
| LPL Financial LLC | $543.8K | 64,896 | 0.00% | 8q | -2.4%-$13.6K |
| ALLIANCEBERNSTEIN L.P. | $539.3K | 64,980 | 0.00% | 5q | +43.6%+$163.8K |
| Susquehanna Portfolio Strategies, LLC | $529.6K | 63,201 | 0.01% | 6q | -59.6%-$781.4K |
| JAMES INVESTMENT RESEARCH, INC. | $519.2K | 61,963 | 0.05% | 3q | HELD |
| Creative Planning | $501.5K | 59,847 | 0.00% | 10q | +78.4%+$220.4K |
| Palumbo Wealth Management LLC | $490.6K | 58,539 | 0.10% | 4q | -27.1%-$182.1K |
| IEQ CAPITAL, LLC | $488.2K | 58,252 | 0.00% | 4q | +13.5%+$58.0K |
| Mariner, LLC | $467.8K | 55,817 | 0.00% | 9q | +35.8%+$123.4K |
| HRT FINANCIAL LP | $464.0K | 55,443 | 0.00% | 3q | -79.9%-$1.8M |
| WELLS FARGO & COMPANY/MN | $422.3K | 50,390 | 0.00% | 31q | +68.7%+$172.0K |
| Vanguard Global Advisers, LLC | $407.9K | 48,674 | 0.00% | 2q | -68.4%-$884.0K |
| PRICE T ROWE ASSOCIATES INC /MD/ | $399.0K | 47,548 | 0.00% | 8q | +12.2%+$43.3K |
| Rafferty Asset Management, LLC | $397.5K | 47,430 | 0.00% | 8q | -44.3%-$316.5K |
| WINTON GROUP Ltd | $383.3K | 45,744 | 0.01% | 4q | +243.2%+$271.6K |
| Quantinno Capital Management LP | $375.8K | 44,843 | 0.00% | 2q | +193.1%+$247.6K |
| ExodusPoint Capital Management, LP | $367.7K | 43,882 | 0.00% | new | NEW |
| TRUIST FINANCIAL CORP | $366.0K | 43,671 | 0.00% | 12q | -41.0%-$254.4K |
| Brevan Howard Capital Management LP | $326.1K | 38,916 | 0.00% | 6q | +19.3%+$52.8K |
| Integrated Quantitative Investments LLC | $322.6K | 38,501 | 0.05% | new | NEW |
| CANADA PENSION PLAN INVESTMENT BOARD | $292.5K | 34,900 | 0.00% | 2q | +24.6%+$57.8K |
| Cambria Investment Management, L.P. | $285.2K | 34,039 | 0.01% | new | NEW |
| Cerity Partners LLC | $281.4K | 33,586 | 0.00% | 4q | +45.2%+$87.6K |
| ENVESTNET ASSET MANAGEMENT INC | $278.4K | 33,221 | 0.00% | 2q | +3.6%+$9.7K |
| OPPENHEIMER ASSET MANAGEMENT INC. | $265.2K | 31,647 | 0.00% | new | NEW |
| MetLife Investment Management, LLC | $250.8K | 29,933 | 0.00% | 5q | +18.6%+$39.4K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $247.6K | 29,495 | 0.00% | 9q | -4.2%-$10.8K |
| Keystone Financial Group | $238.7K | 28,488 | 0.01% | 6q | -1.0%-$2.5K |
| BANK OF MONTREAL /CAN/ | $229.8K | 27,428 | 0.00% | 12q | HELD |
| MERCER GLOBAL ADVISORS INC /ADV | $221.4K | 26,419 | 0.00% | 2q | +70.5%+$91.6K |
| LOS ANGELES CAPITAL MANAGEMENT LLC | $216.2K | 25,804 | 0.00% | 4q | -62.9%-$366.1K |
Showing the largest 100 of 199 reported holders.
What the company announced
Form 8-K filings from the last 120 days, showing only the items worth a reader's attention. Earnings releases, exhibit attachments and general disclosures are filed constantly and are left out. Filed is when the SEC received it; event is the date the company says the thing happened.
| Filed | Event date | What | Source |
|---|---|---|---|
| 2026-10-16 | 2026-10-16 | Directors or officers departed or appointed | filing |
| 2026-08-05 | 2026-08-05 | Directors or officers departed or appointed Exit or disposal costs | filing |
What the insiders did
Open market purchases and sales reported on Form 4 in the last 180 days. Grants, option exercises and shares surrendered to cover tax are left out: they are compensation rather than a decision to buy or sell. Where a broker filled one order in tranches the lines are summed, because it was one decision.
Officers and directors
| Date | Insider | Role | Side | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-07 | DeGolyer Donald W | Director | Sold | 17,800 | $126.2K |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q3 2026 | 35 | $4.5M | 684,518 | 8 | 6 | 8 | 0.1% |
| Q2 2026 | 199 | $381.0M | 44,641,437 | 31 | 66 | 63 | 1.8% |
| Q1 2026 | 192 | $365.7M | 43,435,882 | 32 | 67 | 53 | 1.4% |
| Q4 2025 | 184 | $548.0M | 43,519,450 | 36 | 61 | 50 | 1.8% |
| Q3 2025 | 170 | $363.3M | 41,719,904 | 37 | 47 | 51 | 2.9% |
| Q2 2025 | 162 | $244.8M | 39,666,711 | 39 | 51 | 39 | 1.6% |
| Q1 2025 | 162 | $178.0M | 36,232,761 | 34 | 51 | 39 | 1.1% |
| Q4 2024 | 157 | $339.2M | 34,743,187 | 29 | 42 | 38 | 2.1% |
| Q3 2024 | 140 | $280.2M | 31,686,597 | 32 | 27 | 49 | 5.6% |
| Q2 2024 | 140 | $220.9M | 31,073,599 | 50 | 32 | 35 | 4.0% |
| Q1 2024 | 123 | $100.5M | 38,987,088 | 21 | 30 | 45 | 1.6% |
| Q4 2023 | 132 | $102.2M | 42,189,974 | 14 | 44 | 43 | 0.9% |
| Q3 2023 | 161 | $141.7M | 41,326,572 | 26 | 44 | 53 | 0.6% |
| Q2 2023 | 180 | $338.7M | 45,715,722 | 20 | 57 | 70 | 0.7% |
| Q1 2023 | 189 | $469.3M | 45,017,917 | 32 | 54 | 67 | 0.7% |
| Q4 2022 | 197 | $547.3M | 46,218,558 | 32 | 80 | 55 | 0.3% |
| Q3 2022 | 191 | $949.2M | 45,043,916 | 23 | 72 | 64 | 0.4% |
| Q2 2022 | 219 | $1.5B | 46,861,341 | 22 | 61 | 92 | 0.5% |
| Q1 2022 | 239 | $2.0B | 47,531,675 | 42 | 70 | 91 | 0.4% |
| Q4 2021 | 246 | $2.5B | 57,701,225 | 35 | 83 | 88 | 0.6% |
| Q3 2021 | 273 | $3.5B | 69,345,032 | 21 | 104 | 93 | 0.3% |
| Q2 2021 | 284 | $4.2B | 65,712,114 | 32 | 101 | 104 | 0.7% |
| Q1 2021 | 333 | $6.4B | 69,133,844 | 36 | 121 | 128 | 0.4% |
| Q4 2020 | 348 | $6.3B | 69,294,690 | 45 | 143 | 102 | 0.9% |
| Q3 2020 | 353 | $7.6B | 73,047,413 | 85 | 102 | 135 | 0.2% |
| Q2 2020 | 295 | $5.1B | 64,463,958 | 64 | 93 | 105 | 0.2% |
| Q1 2020 | 258 | $5.0B | 86,086,065 | 48 | 81 | 90 | 0.1% |
| Q4 2019 | 232 | $3.3B | 61,434,448 | 13 | 68 | 94 | 0.1% |
| Q3 2019 | 241 | $3.3B | 62,491,578 | 31 | 87 | 83 | 0.1% |
| Q2 2019 | 230 | $3.0B | 62,297,030 | 27 | 87 | 78 | 0.0% |
| Q1 2019 | 269 | $3.1B | 60,725,568 | 33 | 97 | 88 | 0.1% |
| Q4 2018 | 294 | $25.6B | 431,104,848 | 7 | 4 | 8 | 0.0% |
