CERS · Cerus Corp

$2.59 +0.02 (+0.78%) At close · Sep 4

Russell 2000 member Rebalance outlook locked

Market Cap

$523.96M

201.52M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 186

Total Value: $439,487,778

Total Shares: 150,509,849

Showing 1–100 of 190 holdings by value · page 1 of 2

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 186 13F filers · Δ vs Mar 31, 2026

Top Holder

14.8%

+0.5 pts

Top 5

40.3%

−5.6 pts

Top 10

55.5%

−5.7 pts

HHI

530

Broadly held−55

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +16

Institutional value: +59.1%

Shares held: -0.9%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large MACKENZIE FINANCIAL CORP	+2,961,958	3,002,694
Mega D. E. Shaw & Co., Inc.	+1,754,832	5,485,983
Mid ALGERT GLOBAL LLC	+1,372,243	1,491,119
Mega VANGUARD PORTFOLIO MANAGEMENT LLC	+849,923	2,768,990
Mega ALLIANCEBERNSTEIN L.P.	+842,053	1,029,160

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid Soleus Capital Management, L.P.	−8,253,700	2,500,000
Large BAKER BROS. ADVISORS LP	−3,612,914	6,395,431
Large WASATCH ADVISORS LP	−1,897,237	3,383,899
Large ARK Investment Management LLC	−1,229,049	17,932,099
Mega UBS Group AG	−1,096,791	1,002,562

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Small Topline Capital Management, LLC	1,051,676	$3,070,893
Mid Informed Momentum Co LLC	405,071	$1,182,807
Mid BOOTHBAY FUND MANAGEMENT, LLC	247,742	$723,406
Mid Susquehanna Portfolio Strategies, LLC	244,696	$714,512
Large Point72 Asset Management, L.P.	228,172	$666,262

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Large LAZARD ASSET MANAGEMENT LLC	237,720	$432,650
Large CWM, LLC	144,900	$263,718
Mid GSA CAPITAL PARTNERS LLP	117,551	$213,942
Small Scientech Research LLC	29,242	$53,220
Mid Brevan Howard Capital Management LP	26,877	$48,916

Filter: New 34 Increased 73 Reduced 53 Sold out 18 Unchanged 26

Showing 100 of 190

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

BlackRock, Inc.

$64,868,166

14.76%

22,215,127

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	1,372,824	$4,008,646	6.2%	Sole
BlackRock Asset Management Canada Ltd	1,844	$5,384	0.0%	Sole
BlackRock Investment Management, LLC	590,868	$1,725,334	2.7%	Sole
BLACKROCK ADVISORS LLC	2,540,063	$7,416,983	11.4%	Sole
BlackRock Fund Advisors	9,351,789	$27,307,223	42.1%	Sole
BlackRock Institutional Trust Company, N.A.	7,961,947	$23,248,885	35.8%	Sole
BlackRock Japan Co. Ltd	67,864	$198,162	0.3%	Sole
BlackRock Investment Management (UK) Ltd.	229,267	$669,459	1.0%	Sole
BlackRock (Netherlands) B.V.	2,812	$8,211	0.0%	Sole
Aperio Group, LLC	95,849	$279,879	0.4%	Sole

ARK Investment Management LLC

$52,361,729

11.91%

17,932,099

VANGUARD CAPITAL MANAGEMENT LLC

$25,005,198

5.69%

8,563,424

BAKER BROS. ADVISORS LP

$18,674,658

4.25%

6,395,431

D. E. Shaw & Co., Inc.

$16,019,070

3.64%

5,485,983

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	4,050,048	$11,826,140	73.8%	Defined
D. E. Shaw Investment Management, L.L.C. joint	1,435,935	$4,192,930	26.2%	Defined

GEODE CAPITAL MANAGEMENT, LLC

$14,947,534

3.40%

5,119,019

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	719,980	$2,102,341	14.1%	Defined
Held directly	4,399,039	$12,845,193	85.9%	Defined

STATE STREET CORP

$13,881,569

3.16%

4,753,962

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	4,753,962	$13,881,569	100.0%	Defined

Senvest Management, LLC

$13,473,058

3.07%

4,614,061

ACADIAN ASSET MANAGEMENT LLC

$12,468,616

2.84%

4,270,074

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	4,270,074	$12,468,616	100.0%	Defined

Sumitomo Mitsui Trust Group, Inc.

$12,087,433

2.75%

4,139,532

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Amova Asset Management Co., Ltd.	4,139,532	$12,087,433	100.0%	Defined

Amova Asset Management Americas, Inc.

$12,066,999

2.75%

4,132,534

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Sumitomo Mitsui Trust Group, Inc. joint	4,132,534	$12,066,999	100.0%	Sole

SILVERCREST ASSET MANAGEMENT GROUP LLC

$11,905,386

2.71%

4,077,187

TWO SIGMA INVESTMENTS, LP

$10,175,128

2.32%

3,484,633

SILVERARC CAPITAL MANAGEMENT, LLC

$10,140,392

2.31%

3,472,737

WASATCH ADVISORS LP

$9,880,985

2.25%

3,383,899

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	3,383,899	$9,880,985	100.0%	Sole

MACKENZIE FINANCIAL CORP

$8,767,866

2.00%

3,002,694

VANGUARD PORTFOLIO MANAGEMENT LLC

$8,085,450

1.84%

2,768,990

Soleus Capital Management, L.P.

$7,300,000

1.66%

2,500,000

IEQ CAPITAL, LLC

$7,026,482

1.60%

2,406,330

GOLDMAN SACHS GROUP INC

$6,767,980

1.54%

2,317,802

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	445,981	$1,302,264	19.2%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	1,841,418	$5,376,940	79.4%	Defined
Goldman Sachs Trust Company, N.A. joint	30,403	$88,776	1.3%	Other

AQR CAPITAL MANAGEMENT LLC

$5,484,559

1.25%

1,878,275

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RF&L WEALTH MANAGEMENT, LLC	119	$347	0.0%	Other
Prism Planning Partners LLC	2,072	$6,050	0.1%	Other
Compound Planning, Inc.	42	$122	0.0%	Other
Arax Advisory Partners	25,563	$74,643	1.4%	Other
HALBERT HARGROVE GLOBAL ADVISORS, LLC	13,989	$40,847	0.7%	Other
Stokes Family Office, LLC	10,633	$31,048	0.6%	Other
Held directly	1,825,857	$5,331,502	97.2%	Defined

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$5,061,974

1.15%

1,733,553

NORTHERN TRUST CORP

$4,958,092

1.13%

1,697,977

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	1,666,683	$4,866,714	98.2%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	31,294	$91,378	1.8%	Other

ALGERT GLOBAL LLC

$4,354,067

0.99%

1,491,119

VANGUARD FIDUCIARY TRUST CO

$4,167,850

0.95%

1,427,346

FMR LLC

$4,125,019

0.94%

1,412,678

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	1,408,985	$4,114,236	99.7%	Defined
STRATEGIC ADVISERS LLC	3,693	$10,783	0.3%	Defined

AMERIPRISE FINANCIAL INC

$3,385,757

0.77%

1,159,506

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Columbia Management Investment Advisers, LLC	672,506	$1,963,717	58.0%	Defined
Ameriprise Financial Services, LLC	2,500	$7,300	0.2%	Defined
Columbia Threadneedle Management Ltd	484,500	$1,414,740	41.8%	Defined

MORGAN STANLEY

$3,265,320

0.74%

1,118,262

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	10,476	$30,589	0.9%	Defined
MORGAN STANLEY & CO. LLC	54,915	$160,351	4.9%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	382,600	$1,117,192	34.2%	Defined
MORGAN STANLEY SMITH BARNEY LLC	648,856	$1,894,658	58.0%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	21,415	$62,530	1.9%	Defined

PANAGORA ASSET MANAGEMENT INC

$3,193,960

0.73%

1,093,822

Topline Capital Management, LLC

$3,070,893

0.70%

1,051,676

ALLIANCEBERNSTEIN L.P.

$3,005,147

0.68%

1,029,160

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	1,029,160	$3,005,147	100.0%	Defined

UBS Group AG

$2,927,479

0.67%

1,002,562

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	104,729	$305,808	10.4%	Defined
UBS AG	892,543	$2,606,225	89.0%	Defined
UBS Securities LLC	5,290	$15,446	0.5%	Defined

VOYA INVESTMENT MANAGEMENT LLC

$2,916,506

0.66%

998,804

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Voya Investment Management Co. LLC joint	998,804	$2,916,506	100.0%	Defined

FRANKLIN RESOURCES INC

$2,626,203

0.60%

899,385

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
FRANKLIN ADVISERS INC	883,903	$2,580,996	98.3%	Defined
FRANKLIN ADVISORY SERVICES LLC	6,174	$18,028	0.7%	Defined
PUTNAM ADVISORY CO LLC	9,308	$27,179	1.0%	Defined

BANK OF AMERICA CORP /DE/

$2,535,893

0.58%

868,457

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	759,755	$2,218,484	87.5%	Defined
BOFA SECURITIES, INC.	96,807	$282,676	11.1%	Defined
BofA Securities Europe SA	11,895	$34,733	1.4%	Defined

PRIMECAP MANAGEMENT CO/CA/

$2,282,856

0.52%

781,800

IQ EQ FUND MANAGEMENT (IRELAND) Ltd

$2,174,401

0.49%

744,658

CITADEL ADVISORS LLC

$2,151,111

0.49%

736,682

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	736,682	$2,151,111	100.0%	Defined

CITIGROUP INC

$1,981,496

0.45%

678,595

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	678,595	$1,981,496	100.0%	Defined

RENAISSANCE TECHNOLOGIES LLC

$1,961,364

0.45%

671,700

Russell Investments Group, Ltd.

$1,942,509

0.44%

665,244

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC	230,809	$673,961	34.7%	Defined
Russell Investments Capital, LLC	301,742	$881,086	45.4%	Defined
Russell Investments France SAS	51,453	$150,242	7.7%	Defined
Russell Investments Trust Company	81,240	$237,220	12.2%	Defined

Bank of New York Mellon Corp

$1,634,713

0.37%

559,834

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	187,488	$547,464	33.5%	Defined
The Bank of New York Mellon	372,345	$1,087,247	66.5%	Defined
Held directly	1	$2	0.0%	Defined

GLOBEFLEX CAPITAL L P

$1,524,529

0.35%

522,099

Connor, Clark & Lunn Investment Management Ltd.

$1,372,160

0.31%

469,918

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	469,918	$1,372,160	100.0%	Sole

Driehaus Capital Management LLC

$1,239,861

0.28%

424,610

Nuveen, LLC

$1,223,555

0.28%

419,026

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	22,140	$64,648	5.3%	Defined
TEACHERS ADVISORS, LLC joint	396,886	$1,158,907	94.7%	Defined

Informed Momentum Co LLC

$1,182,807

0.27%

405,071

Round Rock Advisors LLC

$1,039,409

0.24%

355,962

Atom Investors LP

$987,012

0.22%

338,018

Invesco Ltd.

$930,287

0.21%

318,592

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	28,633	$83,608	9.0%	Defined
Invesco Trust Co joint	78,882	$230,335	24.8%	Defined
Invesco Capital Management LLC	211,077	$616,344	66.3%	Defined

Assenagon Asset Management S.A.

$919,946

0.21%

315,050

STIFEL FINANCIAL CORP

$901,590

0.21%

308,764

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STIFEL NICOLAUS & CO INC \MO\	308,764	$901,590	100.0%	Defined

Sepio Capital, LP

$862,860

0.20%

295,500

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$815,868

0.19%

279,407

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	279,407	$815,868	100.0%	Other

SEI INVESTMENTS CO

$801,925

0.18%

274,632

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SEI TRUST CO	274,632	$801,925	100.0%	Sole

Voleon Capital Management LP

$789,281

0.18%

270,302

BOOTHBAY FUND MANAGEMENT, LLC

$723,406

0.16%

247,742

Susquehanna Portfolio Strategies, LLC

$714,512

0.16%

244,696

RHUMBLINE ADVISERS

$708,392

0.16%

242,600

Point72 Asset Management, L.P.

$666,262

0.15%

228,172

BARCLAYS PLC

$649,889

0.15%

222,565

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	212,294	$619,898	95.4%	Defined
BARCLAYS CAPITAL INC.	10,271	$29,991	4.6%	Defined

RAYMOND JAMES FINANCIAL INC

$618,076

0.14%

211,670

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RAYMOND JAMES & ASSOCIATES	211,670	$618,076	100.0%	Defined

JACOBS LEVY EQUITY MANAGEMENT, INC

$613,600

0.14%

210,137

WELLS FARGO & COMPANY/MN

$593,606

0.14%

203,290

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	181,481	$529,924	89.3%	Defined
WELLS FARGO ADVISORS FINANCIAL NETWORK, LLC	2,135	$6,234	1.1%	Defined
WELLS FARGO CLEARING SERVICES, LLC	19,674	$57,448	9.7%	Defined

DEUTSCHE BANK AG\

$578,314

0.13%

198,053

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS INVESTMENT MANAGEMENT AMERICAS, INC	3,979	$11,618	2.0%	Defined
DWS Investments UK Ltd	194,074	$566,696	98.0%	Defined

Headlands Technologies LLC

$516,115

0.12%

176,752

PRICE T ROWE ASSOCIATES INC /MD/

$483,356

0.11%

165,533

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	165,533	$483,356	100.0%	Defined

EntryPoint Capital, LLC

$449,069

0.10%

153,791

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

$448,894

0.10%

153,731

Vanguard Global Advisers, LLC

$382,137

0.09%

130,869

Integrated Quantitative Investments LLC

$371,619

0.08%

127,267

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$365,000

0.08%

125,000

MetLife Investment Management, LLC

$345,351

0.08%

118,271

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	118,271	$345,351	100.0%	Defined

Focus Partners Wealth

$322,864

0.07%

110,570

Centiva Capital, LP

$320,595

0.07%

109,793

Squarepoint Ops LLC

$319,436

0.07%

109,396

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	109,396	$319,436	100.0%	Defined

MILLENNIUM MANAGEMENT LLC

$316,764

0.07%

108,481

STEPHENS INC /AR/

$310,921

0.07%

106,480

WEALTH ENHANCEMENT ADVISORY SERVICES, LLC

$301,828

0.07%

103,366

Cerity Partners LLC

$297,816

0.07%

101,992

HSBC HOLDINGS PLC

$288,028

0.07%

98,640

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
HSBC BANK PLC	98,640	$288,028	100.0%	Defined

Creative Planning

$279,441

0.06%

95,699

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$267,521

0.06%

91,617

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	91,617	$267,521	100.0%	Defined

State of Wyoming

$263,281

0.06%

90,165

JPMORGAN CHASE & CO

$260,053

0.06%

89,060

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	82,476	$240,829	92.6%	Defined
J.P. Morgan Investment Management Inc.	2,927	$8,546	3.3%	Defined
J.P. Morgan Securities LLC	2,000	$5,840	2.2%	Defined
J.P. Morgan Securities plc	1,657	$4,838	1.9%	Defined

Cornerstone Investment Partners, LLC

$255,570

0.06%

87,524

Qube Research & Technologies Ltd

$254,758

0.06%

87,246

Joel Isaacson & Co., LLC

$248,200

0.06%

85,000

FIRST MANHATTAN CO. LLC.

$239,440

0.05%

82,000

XTX Topco Ltd

$236,768

0.05%

81,085

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	81,085	$236,768	100.0%	Defined

CITADEL ADVISORS LLC

$226,300

0.05%

77,500

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	77,500	$226,300	100.0%	Defined

Diversified Trust Co

$226,270

0.05%

77,490

LPL Financial LLC

$187,843

0.04%

64,330

AXQ CAPITAL, LP

$187,829

0.04%

64,325

MERCER GLOBAL ADVISORS INC /ADV

$176,344

0.04%

60,392

Police & Firemen's Retirement System of New Jersey

$174,502

0.04%

59,761

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	59,761	$174,502	100.0%	Defined

Engineers Gate Manager LP

$165,841

0.04%

56,795

LOS ANGELES CAPITAL MANAGEMENT LLC

$161,709

0.04%

55,380

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$160,077

0.04%

54,821

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	54,821	$160,077	100.0%	Defined

LEVIN CAPITAL STRATEGIES, L.P.

$142,017

0.03%

48,636

Key facts CIK 1020214 CUSIP 157085101 13F (30d) 149 filings 147 filers Visit website Investor relations