EMERGENT BIOSOLUTIONS INC (EBS): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in EBS · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
13
13F filers
Aggregate Value
$56.0M
Across holders
Last Price
$6.36
2026-10-19
Sector
Health Care
GICS
Quarterly fund activity8 increased4 reduced1 exited
Full exits: MARSHALL WACE, LLP
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| OAK HILL ADVISORS LP CIK 0001164688 | Hedge Fund | 1.11M | $9.3M | 16.7% | 1.3% | Unchanged | +$0 | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 1.07M | $9.0M | 16.1% | 0.0% | Added | +$4.5M | Q2 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 1.07M | $8.9M | 16.0% | 0.2% | Added | +$2.3M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 1.04M | $8.7M | 15.6% | 0.0% | Added | +$8.7M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 900K | $7.5M | 13.5% | 0.0% | Reduced | +$3.3M | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 683K | $5.7M | 10.2% | 0.0% | Added | +$228K | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 488K | $4.1M | 7.3% | 0.0% | Reduced | $-745K | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 148K | $1.2M | 2.2% | 0.0% | Reduced | $-1.3M | Q2 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 67K | $557K | 1.0% | 0.0% | Added | +$179K | Q2 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 44K | $368K | 0.7% | 0.0% | Added | — | Q2 2026 |
Unchanged
Hedge Fund
$9.3M· 16.7% of total· 1.3% port· 1.11M sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$9.0M· 16.1% of total· 0.0% port· 1.07M sh· +$4.5M QoQ· Q2 2026
Added
Hedge Fund
$8.9M· 16.0% of total· 0.2% port· 1.07M sh· +$2.3M QoQ· Q2 2026
Added
Hedge Fund
$8.7M· 15.6% of total· 0.0% port· 1.04M sh· +$8.7M QoQ· Q2 2026
Reduced
Hedge Fund
$7.5M· 13.5% of total· 0.0% port· 900K sh· +$3.3M QoQ· Q2 2026
Added
Hedge Fund
$5.7M· 10.2% of total· 0.0% port· 683K sh· +$228K QoQ· Q2 2026
Reduced
Hedge Fund
$4.1M· 7.3% of total· 0.0% port· 488K sh· $-745K QoQ· Q2 2026
Reduced
Hedge Fund
$1.2M· 2.2% of total· 0.0% port· 148K sh· $-1.3M QoQ· Q2 2026
Added
Hedge Fund
$557K· 1.0% of total· 0.0% port· 67K sh· +$179K QoQ· Q2 2026
Added
Hedge Fund
$368K· 0.7% of total· 0.0% port· 44K sh· — QoQ· Q2 2026
Added
Hedge Fund
$326K· 0.6% of total· 0.0% port· 39K sh· +$53K QoQ· Q2 2026
Added
Hedge Fund
$118K· 0.2% of total· 0.0% port· 14K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$8K· 0.0% of total· 0.0% port· 941 sh· +$6K QoQ· Q2 2026
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Recent insider activity
Form 4 purchases and sales · 24 Jul 2026 – 21 Oct 20260 buyers · $01 sellers · $126K1 transactions
| Insider ⇅ | Trades ⇅ | Bought ⇅ | Sold ⇅ | Largest ⇅ | Latest ▼ | |
|---|---|---|---|---|---|---|
| DeGolyer Donald W Director | 1 0 buy · 1 sell | — | $126K | $126K | 7 Oct 2026SEC ↗ |
Distinct buyers and sellers may overlap. “Largest” is the largest reported transaction value in this window. Expand a row to see up to five recent filings.