Director at Oklo (OKLO) receives grant of 4,699 restricted stock units

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Oklo Inc. director David G. Park received a grant of 4,699 restricted stock units as equity compensation. Each unit represents a contingent right to receive one share of Oklo Class A common stock.

The restricted stock units vest in full on April 10, 2027, and Park now holds 4,699 units directly following this award. This is a non-cash, compensation-related acquisition rather than a market purchase or sale of shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Park David G

Role null

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	4,699	$0.00	--

Holdings After Transaction: Restricted Stock Units — 4,699 shares (Direct, null)

Footnotes (1)

Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock. The restricted stock units vest in full on April 10, 2027.

Key Figures

RSUs granted: 4,699 units Post-transaction RSU holdings: 4,699 units RSU-to-share ratio: 1 unit : 1 share +1 more

4 metrics

RSUs granted 4,699 units Restricted stock units granted to director David G. Park on April 10, 2026

Post-transaction RSU holdings 4,699 units Total restricted stock units held directly after the grant

RSU-to-share ratio 1 unit : 1 share Each RSU represents one share of Class A common stock

Vesting date April 10, 2027 Restricted stock units vest in full on this date

Key Terms

Restricted Stock Units, Class A Common Stock, vest, grant, award, or other acquisition

4 terms

Restricted Stock Units financial

"Each restricted stock unit represents a contingent right to receive one share"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Class A Common Stock financial

"one share of the Issuer's Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

vest financial

"The restricted stock units vest in full on April 10, 2027"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

grant, award, or other acquisition financial

"transaction code description: Grant, award, or other acquisition"

Form 4 Insider Transactions: What Each Field Means →

04/20/2026 - 05:40 PM

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^*

Park David G

(Last)

(First)

(Middle)

C/O OKLO INC.

3190 CORONADO DR

(Street)

SANTA CLARA

CALIFORNIA

95054

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Oklo Inc. [ OKLO ]

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)
04/10/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽¹⁾	04/10/2026		A		4,699		⁽²⁾	⁽²⁾	Class A Common Stock	4,699	$0	4,699	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock.

2. The restricted stock units vest in full on April 10, 2027.

Remarks:

	/s/ Richard Craig Bealmear, Attorney-in-Fact	04/20/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Oklo (OKLO) report in this Form 4?

Oklo reported that director David G. Park received 4,699 restricted stock units as an equity grant. These units are a form of compensation and not an open-market share purchase or sale, so they do not directly reflect trading activity in Oklo’s stock.

How many Oklo (OKLO) restricted stock units were granted to David G. Park?

David G. Park was granted 4,699 restricted stock units. Each unit represents a contingent right to receive one share of Oklo Class A common stock, giving him potential future ownership of 4,699 shares if all units ultimately vest and settle into stock.

When do David G. Park’s Oklo (OKLO) restricted stock units vest?

The 4,699 restricted stock units granted to David G. Park vest in full on April 10, 2027. Vesting means he will earn the right to receive the underlying Oklo Class A common shares on that date, assuming he meets any applicable service conditions.

Does this Oklo (OKLO) Form 4 show a stock purchase or sale?

No, the Form 4 shows a grant of restricted stock units, not a stock purchase or sale. The transaction is coded as a grant or award acquisition, reflecting compensation rather than an open-market trade in Oklo’s Class A common stock.

How many Oklo (OKLO) restricted stock units does David G. Park hold after this grant?

Following this transaction, David G. Park holds 4,699 restricted stock units directly. These units each correspond to one share of Oklo Class A common stock, which he may receive upon full vesting on April 10, 2027, subject to applicable conditions.