Personalis grants RSUs and options to CMO

Personalis, Inc. reported that President and CMO Richard Chen received new equity awards.

Rhea-AI Filing Summary

Personalis, Inc. reported that President and CMO Richard Chen received new equity awards. He was granted stock options for 281,250 shares of common stock at an exercise price of $6.72 per share, vesting in 36 equal monthly installments starting on April 15, 2026.

Chen also received 46,875 restricted stock units, each representing one share of common stock, vesting in six equal semi-annual installments beginning on September 15, 2026. Following these awards, he directly holds 173,880 shares of common stock.

Insider Trade Summary

Grant/Award: 328,125 shares

Grant/Award 2 txns

Insider Chen Richard

Role President and CMO

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (right to buy)	281,250	$0.00	$0.00
Grant/Award	Common Stock	46,875	$0.00	$0.00

Holdings After Transaction: Stock Option (right to buy) — 281,250 contracts (Direct); Common Stock — 173,880 shares (Direct)

Footnotes (3)

1. F1. Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs vest in 6 equal semi-annual installments with the first installment vesting on September 15, 2026.
2. F2. Includes 2,500 shares acquired under the Issuer's Employee Stock Purchase Plan on October 31, 2025.
3. F3. The shares subject to the option vest in 36 equal monthly installments with the first installment vesting on April 15, 2026.

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Accepted by SEC EDGAR 03/17/2026 - 04:54 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

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^*

Chen Richard

(Last) (First) (Middle)

C/O PERSONALIS, INC.

6600 DUMBARTON CIRCLE

(Street)

FREMONT CA 94555

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Personalis, Inc. [ PSNL ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CMO

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

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	03/15/2026		A		46,875(1)	A	$0	173,880(2)	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
Stock Option (right to buy)	$6.72	03/15/2026		A		281,250		(3)	03/15/2036	Common Stock	281,250	$0	281,250	D

Explanation of Responses:

1. Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs vest in 6 equal semi-annual installments with the first installment vesting on September 15, 2026.

2. Includes 2,500 shares acquired under the Issuer's Employee Stock Purchase Plan on October 31, 2025.

3. The shares subject to the option vest in 36 equal monthly installments with the first installment vesting on April 15, 2026.

	/s/ Aaron Tachibana, Attorney-in-Fact	03/17/2026
	** 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.