CERS

SEC source: 0000950170-25-034073 · ownership.xml · nonDerivative · entry 3

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 493,862

F5 · shares: This transaction was executed pursuant to a 10b5-1 plan.

F6 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.525 to $1.67 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0000950170-25-034073 · ownership.xml · nonDerivative · entry 1

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 562,904

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one (1) share of Cerus Common Stock.

F2 · balance_after: Includes 3,983 and 4,278 shares purchased under Issuer's Employee Stock Purchase Plan on 08/30/24 and 02/28/25.

SEC source: 0000950170-25-030172 · ownership.xml · derivative · entry 1

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,912

Underlying: Common Stock · 13,912 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one (1) share of Cerus Common Stock.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

F2 · derivative.expiration_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

SEC source: 0000950170-25-030168 · ownership.xml · derivative · entry 1

Jayaraman Vivek K · CIK 0001605456 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 23,850

Underlying: Common Stock · 23,850 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one (1) share of Cerus Common Stock.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

F2 · derivative.expiration_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

SEC source: 0000950170-25-030165 · ownership.xml · derivative · entry 1

Greenman William Mariner · CIK 0001377258 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 57,637

Underlying: Common Stock · 57,637 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one (1) share of Cerus Common Stock.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

F2 · derivative.expiration_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

SEC source: 0000950170-25-030163 · ownership.xml · derivative · entry 1

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,550

Underlying: Common Stock · 18,550 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one (1) share of Cerus Common Stock.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

F2 · derivative.expiration_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

SEC source: 0000950170-25-030161 · ownership.xml · derivative · entry 1

Benjamin Richard J · CIK 0001296322 · Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,912

Underlying: Common Stock · 13,912 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one (1) share of Cerus Common Stock.

F3 · price: Not applicable.

F2 · derivative.exercise_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

F2 · derivative.expiration_date: Reflects restricted stock units earned upon satisfaction of certain performance criteria in connection with a performance-based award previously granted by the Issuer.

SEC source: 0000950170-24-136861 · ownership.xml · nonDerivative · entry 1

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 457,578

F1 · price: This transaction was executed pursuant to a 10b5-1 plan. The sales occurred in multiple trades at prices ranging from $1.675 to $1.735. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0000950170-25-000561 · ownership.xml · nonDerivative · entry 1

Gregory Dean A. · CIK 0002028395 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,725

SEC source: 0000950170-24-136863 · ownership.xml · nonDerivative · entry 1

BJERKHOLT ERIC · CIK 0001197350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,133

F1 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.78 to $1.79 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0000950170-24-104081 · ownership.xml · nonDerivative · entry 2

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 536,093

F2 · price: This transaction was executed pursuant to a 10b5-1 plan. The sales occurred in multiple trades at prices ranging from $2.095 to $2.20. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0000950170-24-104081 · ownership.xml · nonDerivative · entry 1

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 590,365

F1 · price: This transaction was executed pursuant to a 10b5-1 plan. The sales occurred in multiple trades at prices ranging from $2.125 to $2.25. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0000950170-24-098585 · ownership.xml · nonDerivative · entry 1

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 474,245

F1 · price: This transaction was executed pursuant to a 10b5-1 plan. The sales occurred in multiple trades at prices ranging from $2.04 to $2.14. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0000950170-24-092770 · ownership.xml · nonDerivative · entry 1

Benjamin Richard J · CIK 0001296322 · Chief Medical Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 438,007

F1 · price: This transaction was executed pursuant to a 10b5-1 plan.

SEC source: 0000950170-24-080575 · ownership.xml · nonDerivative · entry 1

Gregory Dean A. · CIK 0002028395 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,000

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vests in three equal annual installments beginning on anniversary of the transaction date, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005827 · doc4.xml · nonDerivative · entry 1

Witney Frank · CIK 0001455312 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 220,059

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005826 · doc4.xml · nonDerivative · entry 1

Swisher Daniel N JR · CIK 0001323113 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 147,045

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005825 · doc4.xml · nonDerivative · entry 1

Shan Hua · CIK 0001937467 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,386

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005824 · doc4.xml · nonDerivative · entry 1

SCHULZE GAIL · CIK 0001023259 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 163,420

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005823 · doc4.xml · nonDerivative · entry 1

NACHTSHEIM JAMI K · CIK 0001223017 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,362

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005822 · doc4.xml · nonDerivative · entry 1

MOORE TIMOTHY L. · CIK 0001669207 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 145,073

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005821 · doc4.xml · nonDerivative · entry 1

Lucena Ann · CIK 0001876751 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 112,284

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005820 · doc4.xml · nonDerivative · entry 1

BJERKHOLT ERIC · CIK 0001197350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,133

F1 · shares: Represents the number of shares underlying RSUs. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest on the earlier of the first anniversary of the date of grant or the day prior to the next annual meeting of stockholders, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

SEC source: 0001209191-24-005644 · doc4.xml · nonDerivative · entry 1

Shan Hua · CIK 0001937467 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,386

SEC source: 0001209191-24-005628 · doc4.xml · nonDerivative · entry 1

NACHTSHEIM JAMI K · CIK 0001223017 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 108,362

SEC source: 0001209191-24-005600 · doc4.xml · nonDerivative · entry 1

Swisher Daniel N JR · CIK 0001323113 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 107,045

F1 · price: The reported price in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.875 to $1.8765 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-005610 · doc4.xml · nonDerivative · entry 1

Witney Frank · CIK 0001455312 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 180,059

SEC source: 0001209191-24-004852 · doc4.xml · nonDerivative · entry 3

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 618,750

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004850 · doc4.xml · nonDerivative · entry 3

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 490,912

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004849 · doc4.xml · nonDerivative · entry 3

Jayaraman Vivek K · CIK 0001605456 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 878,653

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004848 · doc4.xml · nonDerivative · entry 3

Greenman William Mariner · CIK 0001377258 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,181,281

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004847 · doc4.xml · nonDerivative · entry 3

CORASH LAURENCE M · CIK 0001193209 · Chief Scientific Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,339,740

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004846 · doc4.xml · nonDerivative · entry 3

Benjamin Richard J · CIK 0001296322 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 459,612

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004852 · doc4.xml · nonDerivative · entry 2

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 640,247

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.74 to $3.03 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004851 · doc4.xml · nonDerivative · entry 3

Moore Carol · CIK 0001574700 · SVP Reg. & Quality

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 490,623

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F4 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.04 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004851 · doc4.xml · nonDerivative · entry 2

Moore Carol · CIK 0001574700 · SVP Reg. & Quality

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 501,039

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.025 to $2.10 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004850 · doc4.xml · nonDerivative · entry 2

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 508,736

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.025 to $2.10 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004849 · doc4.xml · nonDerivative · entry 2

Jayaraman Vivek K · CIK 0001605456 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 905,447

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.025 to $2.10 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004848 · doc4.xml · nonDerivative · entry 2

Greenman William Mariner · CIK 0001377258 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,244,892

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.025 to $2.10 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004847 · doc4.xml · nonDerivative · entry 2

CORASH LAURENCE M · CIK 0001193209 · Chief Scientific Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,354,100

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.025 to $2.10 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004846 · doc4.xml · nonDerivative · entry 2

Benjamin Richard J · CIK 0001296322 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 477,350

F2 · shares: Represents shares sold pursuant to an instruction intended to comply with the requirements of Rule 10b5-1 that was elected by the Reporting Person on the date of grant to cover statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the reporting person.

F3 · price: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.025 to $2.10 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

SEC source: 0001209191-24-004852 · doc4.xml · derivative · entry 4

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 21,666 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

F6 · price: Not applicable.

F5 · derivative.exercise_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

F5 · derivative.expiration_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

SEC source: 0001209191-24-004852 · doc4.xml · nonDerivative · entry 1

Green Kevin Dennis · CIK 0001459351 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 661,305

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

SEC source: 0001209191-24-004851 · doc4.xml · derivative · entry 4

Moore Carol · CIK 0001574700 · SVP Reg. & Quality

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,666 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

F6 · price: Not applicable.

F5 · derivative.exercise_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

F5 · derivative.expiration_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

SEC source: 0001209191-24-004851 · doc4.xml · nonDerivative · entry 1

Moore Carol · CIK 0001574700 · SVP Reg. & Quality

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 511,242

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

SEC source: 0001209191-24-004850 · doc4.xml · derivative · entry 4

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,666 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

F6 · price: Not applicable.

F5 · derivative.exercise_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

F5 · derivative.expiration_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

SEC source: 0001209191-24-004850 · doc4.xml · nonDerivative · entry 1

Jensen Chrystal · CIK 0001564252 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 526,196

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

SEC source: 0001209191-24-004849 · doc4.xml · derivative · entry 4

Jayaraman Vivek K · CIK 0001605456 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

F6 · price: Not applicable.

F5 · derivative.exercise_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

F5 · derivative.expiration_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

SEC source: 0001209191-24-004849 · doc4.xml · nonDerivative · entry 1

Jayaraman Vivek K · CIK 0001605456 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 931,694

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

SEC source: 0001209191-24-004848 · doc4.xml · derivative · entry 4

Greenman William Mariner · CIK 0001377258 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 64,666 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

F6 · price: Not applicable.

F5 · derivative.exercise_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.

F5 · derivative.expiration_date: The restricted stock unit vests in three equal annual installments beginning on March 12, 2022.