Cerus Corp (CERS) CLO awarded 300,000 RSUs, lifting holdings above 1M shares

Rhea-AI Filing Summary

Jensen Chrystal reported acquisition or exercise transactions in this Form 4 filing.

Cerus Corp reported that Chief Legal Officer Chrystal Jensen received a grant of 300,000 shares of common stock in the form of restricted stock units. These RSUs vest in two steps: 34% on March 12, 2027 and 66% on March 12, 2028, contingent on continued service. After this award, Jensen directly holds 1,028,294 shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Jensen Chrystal

(Last) (First) (Middle)

C/O CERUS CORPORATION

1220 CONCORD AVE SUITE 600

(Street)

CONCORD CA 94520

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CERUS CORP [ CERS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/02/2026		A(1)		300,000	A	$0	1,028,294	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Each RSU represents a contingent right to receive one share of common stock of the Issuer. The RSUs vest in two annual installments with 34% of the grant vesting on March 12, 2027, and 66% of the grant vesting on March 12, 2028, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

	Chrystal N. Jensen, attorney-in-fact	03/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Cerus Corp (CERS) report for Chrystal Jensen?

Cerus reported that Chief Legal Officer Chrystal Jensen acquired 300,000 shares through a restricted stock unit grant. The award increases her direct holdings to 1,028,294 shares, aligning a portion of her compensation with Cerus Corp’s future stock performance.

How many Cerus Corp (CERS) shares did Chrystal Jensen hold after this Form 4 grant?

After the restricted stock unit grant, Chrystal Jensen directly holds 1,028,294 shares of Cerus common stock. This total includes the newly granted 300,000 RSUs, which convert into shares only as they vest over the disclosed schedule.

How many Cerus Corp (CERS) shares were granted to Chrystal Jensen on March 2, 2026?

Cerus granted Chief Legal Officer Chrystal Jensen 300,000 restricted stock units representing common shares on March 2, 2026. Each RSU is a contingent right to receive one share of Cerus common stock according to the specified vesting schedule and service conditions.

What is the vesting schedule for Chrystal Jensen’s Cerus Corp (CERS) RSU grant?

The 300,000 RSUs granted to Chrystal Jensen vest in two annual installments. 34% vest on March 12, 2027, and the remaining 66% vest on March 12, 2028, assuming she continues to serve Cerus through each vesting date.

What does each RSU in Chrystal Jensen’s Cerus Corp (CERS) grant represent?

Each RSU represents a contingent right to receive one share of Cerus common stock. The RSUs convert into actual shares only as they vest on March 12, 2027 and March 12, 2028, subject to continuous service requirements.

Is Chrystal Jensen’s Cerus Corp (CERS) RSU grant an open-market stock purchase?

No, the transaction is a restricted stock unit grant, not an open-market purchase. The Form 4 classifies it as a grant, award, or other acquisition, and the RSUs vest over time rather than being bought on the market.