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Emergent BioSolutions Inc.

EBS
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0001367644

In the last 90 days, Emergent BioSolutions Inc. insiders filed 0 open-market purchases and 1 sale; 194 institutions reported holding it in 13F filings for Q2 2026, worth $373.6M in total; no superinvestor holds it.

13F holders, Q1 2026

Institutional positions in Emergent BioSolutions Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
190
+11 vs. Q4 2025
Shares held
43.4M
+3.71M (+9.3%) vs. Q4 2025
Total value
$360.7M
−$130.3M (−26.5%) vs. Q4 2025
New holders
37
70 more added
Sold out
26
53 more reduced

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting EBS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 190 institutions
Q1 2021: 340 institutionsQ2 2021: 290 institutionsQ3 2021: 277 institutionsQ4 2021: 254 institutionsQ1 2022: 254 institutionsQ2 2022: 233 institutionsQ3 2022: 211 institutionsQ4 2022: 198 institutionsQ1 2023: 192 institutionsQ2 2023: 183 institutionsQ3 2023: 163 institutionsQ4 2023: 134 institutionsQ1 2024: 121 institutionsQ2 2024: 141 institutionsQ3 2024: 140 institutionsQ4 2024: 156 institutionsQ1 2025: 161 institutionsQ2 2025: 161 institutionsQ3 2025: 169 institutionsQ4 2025: 183 institutionsQ1 2026: 190 institutionsQ2 2026: 194 institutions
Value heldQ1 2026: $360.7M
Q1 2021: $4.14BQ2 2021: $2.82BQ3 2021: $2.23BQ4 2021: $1.86BQ1 2022: $1.72BQ2 2022: $1.28BQ3 2022: $852.4MQ4 2022: $545.8MQ1 2023: $465.3MQ2 2023: $336.2MQ3 2023: $140.8MQ4 2023: $98.2MQ1 2024: $90.8MQ2 2024: $207.5MQ3 2024: $264.5MQ4 2024: $332.0MQ1 2025: $176.1MQ2 2025: $240.9MQ3 2025: $352.5MQ4 2025: $536.5MQ1 2026: $360.7MQ2 2026: $373.6M
Institutions holding EBS and their total value by quarter
QuarterHoldersValue
Q2 2026194$373.6M
Q1 2026190$360.7M
Q4 2025183$536.5M
Q3 2025169$352.5M
Q2 2025161$240.9M
Q1 2025161$176.1M
Q4 2024156$332.0M
Q3 2024140$264.5M
Q2 2024141$207.5M
Q1 2024121$90.8M
Q4 2023134$98.2M
Q3 2023163$140.8M
Q2 2023183$336.2M
Q1 2023192$465.3M
Q4 2022198$545.8M
Q3 2022211$852.4M
Q2 2022233$1.28B
Q1 2022254$1.72B
Q4 2021254$1.86B
Q3 2021277$2.23B
Q2 2021290$2.82B
Q1 2021340$4.14B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Emergent BioSolutions Inc.; share changes are against Q4 2025.

Institutions holding EBS in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.4,341,462$36.0M0.00%+87,065+2.0%Added
State Street Corp2,849,701$23.7M0.00%+153,326+5.7%Added
Dimensional Fund Advisors LP2,757,158$22.9M0.00%+504,553+22.4%Added
American Century Companies Inc2,425,722$20.1M0.01%−13,717−0.6%Reduced
Vanguard Capital Management LLC2,257,995$18.7M0.00%+2,257,995New
Charles Schwab Investment Management Inc1,506,075$12.5M0.00%−112,828−7.0%Reduced
Acadian Asset Management LLC1,381,624$11.5M0.02%+270,942+24.4%Added
Geode Capital Management, LLC1,272,909$10.6M0.00%+22,899+1.8%Added
Palisade Capital Management LLC1,201,323$9.97M0.33%−64,443−5.1%Reduced
Vanguard Portfolio Management LLC1,117,278$9.27M0.00%+1,117,278New
Oak Hill Advisors LP1,113,338$9.24M1.05%−2,500,000−69.2%Reduced
D. E. Shaw & Co., Inc.1,003,912$8.33M0.01%+280,695+38.8%Added
AQR Capital Management LLC989,677$8.21M0.00%+511,648+107.0%Added
LSV Asset Management896,700$7.44M0.02%−4,300−0.5%Reduced
Goldman Sachs Group Inc811,560$6.74M0.00%+71,460+9.7%Added
Prescott Group Capital Management, L.L.C.772,771$6.41M0.64%00.0%Unchanged
Morgan Stanley744,536$6.18M0.00%−413,160−35.7%Reduced
Renaissance Technologies LLC656,047$5.45M0.01%+78,900+13.7%Added
Connor, Clark & Lunn Investment Management Ltd.648,377$5.38M0.01%−129,622−16.7%Reduced
Prosight Management, LP639,118$5.30M0.87%+639,118New
Northern Trust Corp600,912$4.99M0.00%+20,290+3.5%Added
Marshall Wace, LLP577,734$4.80M0.01%−165,721−22.3%Reduced
Two Sigma Investments, LP577,128$4.79M0.00%+318,628+123.3%Added
Millennium Management LLC532,001$4.42M0.00%+294,327+123.8%Added
Trexquant Investment LP524,233$4.35M0.03%+222,544+73.8%Added
New York State Common Retirement Fund513,904$4.27M0.01%−8,100−1.6%Reduced
Allianz Asset Management GmbH469,566$3.90M0.00%+178,865+61.5%Added
Federated Hermes, Inc.456,319$3.79M0.01%+21,545+5.0%Added
Prudential Financial Inc448,815$3.73M0.00%+358,880+399.0%Added
Pacer Advisors, Inc.416,191$3.45M0.01%+416,191New
Ancora Advisors, LLC409,267$3.40M0.07%+238,798+140.1%Added
UBS Group AG393,224$3.26M0.00%+45,419+13.1%Added
O'Shaughnessy Asset Management, LLC369,503$3.07M0.02%−4,399−1.2%Reduced
BNP Paribas Arbitrage, SA353,829$2.94M0.00%+293,468+486.2%Added
Vanguard Fiduciary Trust Co345,121$2.86M0.00%+345,121New
Russell Investments Group, Ltd.335,898$2.79M0.00%+65,933+24.4%Added
Values First Advisors, Inc.307,880$2.56M1.33%+2,834+0.9%Added
Squarepoint Ops LLC299,449$2.49M0.01%+121,154+68.0%Added
HRT Financial LP275,933$2.29M0.01%−35,851−11.5%Reduced
Globeflex Capital L P241,298$2.00M0.30%00.0%Unchanged
Cetera Investment Advisers225,483$1.87M0.00%+6,000+2.7%Added
Morse Asset Management, Inc221,799$1.84M0.38%−7,509−3.3%Reduced
Bank of New York Mellon Corp215,043$1.78M0.00%−29,469−12.1%Reduced
Jain Global LLC198,984$1.65M0.02%−743,707−78.9%Reduced
Deutsche Bank AG186,611$1.55M0.00%+4,867+2.7%Added
Bank of America Corp183,443$1.52M0.00%+36,499+24.8%Added
Invesco Ltd.182,455$1.51M0.00%−23,547−11.4%Reduced
Wolverine Asset Management LLC174,933$1.45M0.02%00.0%Unchanged
Franklin Resources Inc161,943$1.34M0.00%+82,998+105.1%Added
Susquehanna Portfolio Strategies, LLC156,443$1.30M0.02%00.0%Unchanged
Vanguard Global Advisers, LLC154,169$1.28M0.00%+154,169New
FMR LLC153,888$1.28M0.00%+35,577+30.1%Added
Wellington Management Group LLP151,246$1.26M0.00%−17,397−10.3%Reduced
Credit Agricole S A146,300$1.21M0.00%+21,300+17.0%Added
State of Wisconsin Investment Board125,868$1.04M0.00%+125,868New
Jane Street Group, LLC117,315$973.7K0.00%−278,142−70.3%Reduced
Fuller & Thaler Asset Management, Inc.112,910$937.2K0.00%+2,750+2.5%Added
Silver Oak Securities, Inc106,700$885.6K0.06%00.0%Unchanged
Nuveen, LLC106,047$880.2K0.00%+669+0.6%Added
Segall Bryant & Hamill, LLC105,980$879.6K0.01%00.0%Unchanged
Universal- Beteiligungs- und Servicegesellschaft mbH96,700$802.6K0.00%00.0%Unchanged
Rafferty Asset Management, LLC85,199$707.2K0.00%−3,819−4.3%Reduced
Palumbo Wealth Management LLC80,264$666.2K0.16%−36,857−31.5%Reduced
Truist Financial Corp74,033$614.5K0.00%−145,419−66.3%Reduced
Los Angeles Capital Management LLC69,489$576.8K0.00%−1,429−2.0%Reduced
Rhumbline Advisers68,218$566.2K0.00%−447−0.7%Reduced
Alliancebernstein L.P.45,240$559.2K0.00%−6,820−13.1%Reduced
Martingale Asset Management L P66,554$552.4K0.01%+8,706+15.0%Added
LPL Financial LLC66,513$552.1K0.00%−13,587−17.0%Reduced
Evolve Private Wealth, LLC65,754$545.8K0.03%+65,754New
Ritholtz Wealth Management65,268$541.7K0.01%−43,652−40.1%Reduced
James Investment Research Inc61,963$514.3K0.06%+64+0.1%Added
Sanctuary Advisors, LLC61,237$508.3K0.00%+61,237New
Oxford Asset Management LLP57,638$478.4K0.19%+57,638New
Assenagon Asset Management S.A.56,455$468.6K0.00%−1,350−2.3%Reduced
Aquatic Capital Management LLC55,646$461.9K0.01%+26,895+93.5%Added
Ieq Capital, LLC51,333$426.1K0.00%+19,471+61.1%Added
Susquehanna International Group, LLP48,439$402.0K0.00%−329,273−87.2%Reduced
Man Group plc45,200$375.2K0.00%+45,200New
SG Americas Securities, LLC42,394$352.0K0.00%+1,865+4.6%Added
Price T Rowe Associates Inc42,387$352.0K0.00%+3,404+8.7%Added
Mariner, LLC41,095$341.1K0.00%+19,821+93.2%Added
Profund Advisors LLC38,069$316.0K0.01%+4,963+15.0%Added
CWM, LLC33,737$280.0K0.00%+15,728+87.3%Added
Cornerstone Investment Partners, LLC33,620$279.0K0.01%+33,620New
Creative Planning33,544$278.4K0.00%+4,996+17.5%Added
Brevan Howard Capital Management LP32,613$270.7K0.00%+22,526+223.3%Added
Envestnet Asset Management Inc32,063$266.1K0.00%+32,063New
Susquehanna Fundamental Investments, LLC31,265$259.5K0.01%−63,805−67.1%Reduced
Mirae Asset Global ETFs Holdings Ltd.30,777$254.0K0.00%+1,334+4.5%Added
Wells Fargo & Company29,863$247.9K0.00%−39,348−56.9%Reduced
Keystone Financial Group28,788$238.9K0.02%−300−1.0%Reduced
Canada Pension Plan Investment Board28,000$232.4K0.00%+28,000New
Bank of Montreal27,432$227.7K0.00%+40.0%Added
L2 Asset Management, LLC25,782$214.0K0.02%+15,181+143.2%Added
MetLife Investment Management25,237$209.5K0.00%−6,182−19.7%Reduced
Cerity Partners LLC23,133$192.0K0.00%+4,718+25.6%Added
JPMorgan Chase & Co21,541$173.4K0.00%+187+0.9%Added
Stifel Financial Corp20,150$167.2K0.00%+566+2.9%Added
State of Wyoming20,011$166.1K0.02%+20,011New