Ouster director receives stock grant as board fees

Heystee Susan reported acquisition or exercise transactions in this Form 4 filing.

Accepted by SEC EDGAR 04/07/2026 - 04:05 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Heystee Susan reported acquisition or exercise transactions in this Form 4 filing.

Ouster, Inc. director Susan Heystee received 1,458 shares of Common Stock as a compensation award. The shares were granted on April 6, 2026 in lieu of cash fees under the company’s Third Amended and Restated Non-Employee Director Compensation Program. After this award, she directly holds 44,409.7 shares of Ouster common stock, indicating this is a relatively small, routine equity-based compensation grant rather than an open-market trade.

Insider Trade Summary

Grant/Award: 1,458 shares

Grant/Award 1 txn

Insider Heystee Susan

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,458	$19.31	$28K

Holdings After Transaction: Common Stock — 44,409.7 shares (Direct)

Holdings Before and After: Common Stock, 42,951.7 to 44,409.7 shares (Direct)

Footnotes (1)

1. F1. Represents shares of common stock received in lieu of cash fees pursuant to the Company's Third Amended and Restated Non-Employee Director Compensation Program.

Key Figures

Shares granted: 1,458 shares Implied grant price: $19.31 per share Holdings after transaction: 44,409.7 shares

3 metrics

Shares granted 1,458 shares Common Stock award on April 6, 2026

Implied grant price $19.31 per share Indicated price for awarded shares

Holdings after transaction 44,409.7 shares Total Ouster common stock directly held after award

Key Terms

Form 4, Grant, award, or other acquisition, Non-Employee Director Compensation Program, in lieu of cash fees

4 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition""

Non-Employee Director Compensation Program financial

"pursuant to the Company's Third Amended and Restated Non-Employee Director Compensation Program."

in lieu of cash fees financial

"Represents shares of common stock received in lieu of cash fees"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Ouster (OUST) director Susan Heystee report in this Form 4 filing?

Susan Heystee reported receiving 1,458 shares of Ouster common stock as a compensation award. The grant was issued on April 6, 2026 in lieu of cash director fees, reflecting routine non-employee director compensation rather than an open-market purchase or sale.

Was the Ouster (OUST) Form 4 transaction a stock purchase or sale?

The Form 4 shows an acquisition coded as “A,” representing a grant or award, not a market trade. Shares were issued as part of director compensation, received instead of cash fees, so no open-market buying or selling occurred in this transaction.

How many Ouster (OUST) shares does Susan Heystee hold after this Form 4 transaction?

After receiving 1,458 awarded shares, Susan Heystee directly holds 44,409.7 Ouster common shares. This total reflects her updated position following the compensation grant reported in the Form 4 and helps show the transaction’s relatively small size versus her overall holdings.

What is the implied value of the Ouster (OUST) shares granted to Susan Heystee?

The grant covers 1,458 shares at an indicated price of $19.31 per share. This implies an award value of roughly $28,000, granted in stock instead of cash director fees under Ouster’s non-employee director compensation program.

How is Susan Heystee’s Ouster (OUST) grant described in the Form 4 footnotes?

The footnote explains the 1,458 shares represent common stock received in lieu of cash fees. They were granted under Ouster’s Third Amended and Restated Non-Employee Director Compensation Program, clarifying that this is standard equity compensation for board service rather than a discretionary market transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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^*

Heystee Susan

(Last) (First) (Middle)

350 TREAT AVENUE

(Street)

SAN FRANCISCO CALIFORNIA 94110

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Ouster, Inc. [ OUST ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/06/2026

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

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

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

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	04/06/2026		A		1,458(1)	A	$19.31	44,409.7	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. Represents shares of common stock received in lieu of cash fees pursuant to the Company's Third Amended and Restated Non-Employee Director Compensation Program.

	/s/ Megan Chung, as Attorney-in-Fact for Susan Heystee	04/07/2026
	** 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.
* Form 4: SEC 1474 (03-26)