Standard Nuclear, Inc. filed an initial insider ownership report on Form 3 for Chief Legal Officer Shahram Ghasemian. The filing identifies him as an officer of the company, and the provided data show no reportable transactions, holdings, or derivative securities positions, with all transaction counters at zero.
Standard Nuclear, Inc.’s chief operating officer, Marrocco Keeley Rose, reports direct ownership of 3,000,000 shares of Class A common stock. This includes 840,000 regular shares and 2,160,000 shares pursuant to a restricted stock award. Rose also holds an incentive stock option granted on January 11, 2026 to purchase 760,338 shares of Class A common stock at an exercise price of $0.60 per share, expiring January 10, 2036. The option vests 25% on January 1, 2027, then 1/48th monthly, with an additional 10% vesting upon the closing of the company’s initial public offering, in each case subject to continued service.
Standard Nuclear, Inc. director and Chairman of the Board Hendrix Thomas Edward filed an initial statement of beneficial ownership. He reports direct ownership of 5,754,000 shares of Class B Common Stock, each convertible into one share of Class A common stock.
He also has an indirect beneficial interest in securities held by Standard Nuclear Trust, including Class A common stock and convertible preferred shares representing 20,308 and 50,000 underlying Class A shares. A voting agreement gives him sole voting and dispositive control over the trust holdings. The preferred shares automatically convert one-for-one into Class A common stock at the IPO, and certain trust-held Class A shares will be exchanged one-for-one into Class B common stock when the amended charter tied to the IPO becomes effective. No open-market purchases or sales are reported; the entries describe existing holdings.
Standard Nuclear, Inc. has a Form 3 identifying Donald A. Moul as a director and reporting person. The available data list zero buy, sell, exercise, gift, tax-withholding, or restructuring transactions and indicate no derivative positions in the derivativeSummary field for this reporting relationship.
Standard Nuclear, Inc. reports the initial beneficial ownership of President and CEO Kurt Amir Terrani. He holds 3,425,000 shares of Class A common stock through a restricted stock award and an incentive stock option covering 1,900,844 Class A shares at an exercise price of $0.60 per share, expiring January 10, 2036.
The option was granted on January 11, 2026 and vests 25% on January 1, 2027, with an additional 1/48th vesting monthly thereafter. An extra 10% of the total option shares vests and becomes exercisable upon the closing of the company’s initial public offering, subject to his continued service.
Standard Nuclear, Inc. Chief Financial Officer Kevin J. Harrill reports beneficial ownership of 941,222 shares of Class A common stock held pursuant to restricted stock awards.
He also directly holds incentive stock options to purchase 244,628 and 61,162 Class A shares at an exercise price of $1.635 per share, expiring 2036-04-19, with vesting based on continued service and the issuer's initial public offering.
Standard Nuclear, Inc. has an initial beneficial ownership report for director Miller Austin Scott. The report identifies him as a director but, in the provided data, shows no reported transactions and no listed equity or derivative holdings associated with him at this time.
Standard Nuclear, Inc. reports that director Matina Alexander C holds non statutory stock options over 200,000 and 334,000 shares of Class A Common Stock. The options have exercise prices of $0.21 and $1.635 per share and expire on June 10, 2035 and April 19, 2036, respectively. Footnotes describe time-based vesting schedules tied to continued service.
Standard Nuclear, Inc. is conducting an initial public offering of 10,000,000 shares of Class A common stock at an expected price of $15.00 per share, with underwriters holding an option for up to 1,500,000 additional shares. The company has applied to list its Class A common stock on the NYSE under the symbol “STDN.”
Standard Nuclear manufactures advanced TRISO nuclear fuel for next‑generation reactors and currently operates one facility with 0.5 MTU annual capacity, with three additional U.S. sites targeted to lift initial run‑rate capacity to 3.5 MTU and a longer‑term goal of up to 40 MTU. It reports an accumulated deficit of $79.9 million as of March 31, 2026 but cites contract backlog up to $245 million and a qualified pipeline of about $986 million. A dual‑class share structure will leave founder Thomas Hendrix with roughly 60.8% of post‑offering voting power, making the company a NYSE “controlled company,” while its outlook depends heavily on successful commercialization of advanced reactors and increased HALEU fuel supply.