STOCK TITAN

Oklo (OKLO) CFO exercises options and sells 16,321 shares under 10b5-1 plan

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Oklo Inc. Chief Financial Officer Richard Craig Bealmear reported an exercise-and-sell transaction in company stock. On July 1, 2026, he exercised stock options to acquire 16,321 shares of Class A Common Stock at $3.18 per share, then sold 16,321 shares at $52.63 per share in an open-market transaction pursuant to a Rule 10b5-1 trading plan adopted on September 22, 2025.

On July 2, 2026, he exercised additional options for 5,775 shares at $3.18 per share and retained those shares. Following these transactions, he directly holds 450,332 shares of Class A Common Stock and 658,211 stock options that are exercisable into Class A shares, with the reported option grant vesting 20% on August 1, 2024 and the remainder in 48 monthly installments through its December 22, 2033 expiration.

Positive

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Insider Bealmear Richard Craig
Role Chief Financial Officer
Sold 16,321 shs ($859K)
Type Security Shares Price Value
Exercise Stock Options 5,775 $0.00 --
Exercise Class A Common Stock 5,775 $3.18 $18K
Exercise Stock Options 16,321 $0.00 --
Exercise Class A Common Stock 16,321 $3.18 $52K
Sale Class A Common Stock 16,321 $52.63 $859K
Holdings After Transaction: Stock Options — 658,211 shares (Direct, null); Class A Common Stock — 450,332 shares (Direct, null)
Footnotes (1)
  1. For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission. This sale reported herein was effected pursuant to a Rule 10b5-1 plan adopted on September 22, 2025. The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments.
Shares sold 16,321 shares Class A Common Stock sold on July 1, 2026 at $52.63
Sale price $52.63 per share Open-market sale of 16,321 Class A shares on July 1, 2026
Options exercised 22,096 shares Total Class A shares acquired via option exercises at $3.18
Exercise price $3.18 per share Strike price for stock options exercised into Class A Common
Post-transaction common shares 450,332 shares Class A Common Stock directly held after July 2, 2026 exercise
Remaining options 658,211 options Stock options exercisable into Class A Common after transactions
Option expiration December 22, 2033 Expiration date of the reported stock option grant
10b5-1 plan adoption September 22, 2025 Adoption date of Rule 10b5-1 plan governing the July 1 sale
Rule 10b5-1 plan regulatory
"This sale reported herein was effected pursuant to a Rule 10b5-1 plan adopted on September 22, 2025."
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
stock option financial
"The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments."
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
Class A Common Stock financial
"security_title: "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.
definitive proxy statement regulatory
"please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission."
A Definitive Proxy Statement is a detailed document that a company sends to its shareholders before a big meeting, like voting on important decisions. It explains what's being voted on and gives important information so shareholders can make informed choices. It matters because it helps shareholders understand and participate in key company decisions.
derivative security financial
"transaction_code_description: "Exercise or conversion of derivative security""
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
vesting financial
"continues to vest thereafter in 48 substantially equal monthly installments."
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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).
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*
Bealmear Richard Craig

(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)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class A Common Stock07/01/2026M16,321A$3.18460,878(1)D
Class A Common Stock07/01/2026S(2)16,321D$52.63444,557(1)D
Class A Common Stock07/02/2026M5,775A$3.18450,332(1)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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Options$3.1807/01/2026M16,321 (3)12/22/2033Class A Common Stock16,321$0663,986D
Stock Options$3.1807/02/2026M5,775 (3)12/22/2033Class A Common Stock5,775$0658,211D
Explanation of Responses:
1. For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.
2. This sale reported herein was effected pursuant to a Rule 10b5-1 plan adopted on September 22, 2025.
3. The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments.
Remarks:
/s/ Richard Craig Bealmear07/06/2026
** Signature of Reporting PersonDate
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)

FAQ

What insider transactions did Oklo (OKLO) report for CFO Richard Craig Bealmear?

Oklo CFO Richard Craig Bealmear exercised options for 22,096 shares at $3.18 and sold 16,321 Class A Common shares at $52.63. He kept 5,775 new shares, reflecting an exercise-and-sell pattern combined with additional shares retained.

How many Oklo (OKLO) shares did the CFO sell and at what price?

The CFO sold 16,321 shares of Oklo Class A Common Stock at $52.63 per share. The sale occurred on July 1, 2026 as an open-market transaction and was executed under a pre-arranged Rule 10b5-1 trading plan adopted in September 2025.

How many Oklo (OKLO) stock options did the CFO exercise and at what strike price?

He exercised options covering a total of 22,096 Oklo shares at a $3.18 exercise price. This included 16,321 shares exercised on July 1, 2026 and 5,775 shares on July 2, 2026, all converting options into Class A Common Stock.

What are the CFO’s current Oklo (OKLO) share and option holdings after these transactions?

After the reported transactions, the CFO directly holds 450,332 shares of Oklo Class A Common Stock and 658,211 stock options. These options are exercisable into Class A shares, giving him a substantial remaining equity position in the company.

Were the Oklo (OKLO) insider stock sales pre-planned under a Rule 10b5-1 plan?

Yes. The filing states the July 1, 2026 stock sale was effected under a Rule 10b5-1 trading plan adopted on September 22, 2025. Such pre-planned programs automate trades according to preset instructions rather than ad hoc timing decisions.

What is the vesting and expiration schedule of the reported Oklo (OKLO) stock options?

The stock option vested 20% of its underlying shares on August 1, 2024, with the remaining portion vesting in 48 substantially equal monthly installments. The option expires on December 22, 2033, providing a long exercise window for the remaining grant.