STOCK TITAN

Atomera (ATOM) CTO sells shares after exercising 10,000 stock options

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

Rhea-AI Filing Summary

Atomera Inc's Chief Technology Officer, Robert J. Mears, exercised stock options and sold shares in a pre-planned transaction. He exercised 10,000 Incentive Stock Options for Common Stock at $7.65 per share and then sold 8,182 Common shares at $9.46 per share, both on June 15, 2026, under a Rule 10b5-1 trading plan.

Following these transactions, Mears holds 272,715 Common shares directly and 2,666 Common shares indirectly through his spouse. The exercised option grant is now fully used, with 0 derivative shares remaining from that option.

Positive

  • None.

Negative

  • None.
Insider Mears Robert J
Role Chief Technology Officer
Sold 8,182 shs ($77K)
Type Security Shares Price Value
Exercise Incentive Stock Option (right to buy) 10,000 $0.00 --
Exercise Common Stock 10,000 $7.65 $77K
Sale Common Stock 8,182 $9.46 $77K
holding Common Stock -- -- --
Holdings After Transaction: Incentive Stock Option (right to buy) — 0 shares (Direct, null); Common Stock — 280,897 shares (Direct, null); Common Stock — 2,666 shares (Indirect, by Spouse)
Footnotes (1)
  1. The option exercise reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person and exercised from a previously reported total. This sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adoped by the Reporting Person.
Options exercised 10,000 shares Incentive Stock Option exercise into Common Stock
Exercise price $7.65 per share Strike price of Incentive Stock Option
Shares sold 8,182 shares Common Stock sold in open-market or private transaction
Sale price $9.46 per share Price for Common Stock sale on June 15, 2026
Direct holdings after 272,715 shares Common Stock directly owned post-transaction
Indirect holdings after 2,666 shares Common Stock held indirectly by spouse
Remaining options from grant 0 derivative shares Incentive Stock Option position after full exercise
Rule 10b5-1 trading plan financial
"The option exercise reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Incentive Stock Option financial
"Incentive Stock Option (right to buy) with a conversion or exercise price of 7.6500"
An incentive stock option is a type of employee benefit that gives a worker the right to buy company shares at a fixed price, with special tax advantages if the employee holds the shares for a required period. Think of it as a coupon to buy future shares at today’s price that can result in lower tax on the gain. Investors care because ISOs can dilute share count, align staff incentives with the stock price, and affect company compensation costs and the timing of potential share sales.
open-market sale financial
"transaction_action: open-market sale, transaction_code_description: Sale in open market or private transaction"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
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.
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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*
Mears Robert J

(Last)(First)(Middle)
C/O ATOMERA, INC.
750 UNIVERSITY AVENUE, SUITE 280

(Street)
LOS GATOS CALIFORNIA 95032

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Atomera Inc [ ATOM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Technology Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026
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
Common Stock06/15/2026M10,000(1)A$7.65280,897D
Common Stock06/15/2026S8,182(2)D$9.46272,715D
Common Stock2,666Iby Spouse
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
Incentive Stock Option (right to buy)$7.6506/15/2026M10,000(1)11/12/201610/12/2026Common Stock10,000$00D
Explanation of Responses:
1. The option exercise reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person and exercised from a previously reported total.
2. This sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adoped by the Reporting Person.
By: Mindi Zimmer, as Attorney-in-Fact For: Robert J. Mears06/17/2026
** 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 Atomera (ATOM) report for Robert J. Mears?

Atomera reported that CTO Robert J. Mears exercised 10,000 stock options and sold 8,182 Common shares on June 15, 2026. Both transactions were executed under a Rule 10b5-1 trading plan previously adopted by Mears.

How many Atomera (ATOM) shares did the CTO sell and at what price?

Robert J. Mears sold 8,182 Atomera Common shares at $9.46 per share on June 15, 2026. The sale was classified as an open-market or private transaction under a pre-established Rule 10b5-1 trading plan.

What stock options did the Atomera (ATOM) CTO exercise in this filing?

Mears exercised 10,000 Incentive Stock Options for Atomera Common Stock at a $7.65 exercise price. The options were originally exercisable from November 12, 2016 and were due to expire on October 12, 2026 before this exercise.

How many Atomera (ATOM) shares does Robert J. Mears hold after these transactions?

After the reported transactions, Mears directly holds 272,715 Atomera Common shares. In addition, he indirectly holds 2,666 Common shares through his spouse, as disclosed in the Form 4 ownership table.

Were the Atomera (ATOM) CTO’s trades made under a Rule 10b5-1 plan?

Yes. The filing notes that both the option exercise and the subsequent sale were effected pursuant to a Rule 10b5-1 trading plan. Such plans pre-schedule trades, reducing the significance of transaction timing as an indicator of insider sentiment.

Did the Atomera (ATOM) CTO retain a substantial position after selling shares?

Yes. Despite selling 8,182 shares, Mears continues to hold 272,715 Atomera Common shares directly, plus 2,666 shares indirectly via his spouse. The filing shows that only one expiring option grant was fully exercised and cleared.