Stock Ownership/CERS

Cerus Corporation (CERS): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in CERS · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
15
13F filers
Aggregate Value
$72.3M
Across holders
Last Price
$2.69
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity10 increased4 reduced1 exited
Full exits: Brevan Howard Capital Management LP
Institutional Holders of CERS
↗
15 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
BAKER BROS. ADVISORS LP
CIK 0001263508
Hedge Fund6.40M$18.7M25.8%0.1%Reduced$-10.5MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund5.49M$16.0M22.2%0.0%Added+$4.1MQ2 2026
Senvest Management, LLC
CIK 0001328785
Hedge Fund4.61M$13.5M18.6%0.4%Added+$1.5MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund3.48M$10.2M14.1%0.0%Added+$2.2MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund1.88M$5.5M7.6%0.0%Reduced+$4.7MQ2 2026
PRIMECAP MANAGEMENT CO/CA/
CIK 0000763212
Institutional Manager782K$2.3M3.2%0.0%Reduced$-22KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund737K$2.2M3.0%0.0%Added+$1.8MQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund672K$2.0M2.7%0.0%Added+$271KQ2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund228K$666K0.9%0.0%Added—Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund154K$449K0.6%0.0%Added—Q2 2026
BAKER BROS. ADVISORS LPReduced
Hedge Fund
$18.7M· 25.8% of total· 0.1% port· 6.40M sh· $-10.5M QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$16.0M· 22.2% of total· 0.0% port· 5.49M sh· +$4.1M QoQ· Q2 2026
Senvest Management, LLCAdded
Hedge Fund
$13.5M· 18.6% of total· 0.4% port· 4.61M sh· +$1.5M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$10.2M· 14.1% of total· 0.0% port· 3.48M sh· +$2.2M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$5.5M· 7.6% of total· 0.0% port· 1.88M sh· +$4.7M QoQ· Q2 2026
PRIMECAP MANAGEMENT CO/CA/Reduced
Institutional Manager
$2.3M· 3.2% of total· 0.0% port· 782K sh· $-22K QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$2.2M· 3.0% of total· 0.0% port· 737K sh· +$1.8M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$2.0M· 2.7% of total· 0.0% port· 672K sh· +$271K QoQ· Q2 2026
Point72 Asset Management, L.P.Added
Hedge Fund
$666K· 0.9% of total· 0.0% port· 228K sh· — QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$449K· 0.6% of total· 0.0% port· 154K sh· — QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$319K· 0.4% of total· 0.0% port· 109K sh· +$159K QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$317K· 0.4% of total· 0.0% port· 108K sh· $-939K QoQ· Q2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$255K· 0.4% of total· 0.0% port· 87K sh· — QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$45K· 0.1% of total· 0.0% port· 15K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Unchanged
Hedge Fund
$40K· 0.1% of total· 0.0% port· 14K sh· +$0 QoQ· Q2 2026
1–10 of 15
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