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Standard Nuclear Insider Trades

NYSE: STDNBasic MaterialsMajor ChemicalsUSD

13.69+0.20 (+1.48%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
1 · $19.13M
Sales
0 · $0
Shares bought / sold
1.28M / 0
Net activity
Net buying $19.1 million

Standard Nuclear insider activity

Over the last 12 months, Standard Nuclear insiders reported 45 transactions on SEC Form 4: 1 open-market purchase and 0 sales. Insiders bought $19.1 million and sold $0 worth of stock, for net insider buying of $19.1 million. The most recent filing shows Cohen Seth Michael (Director) reporting a transaction in 13,255 shares on Aug 12, 2026.

Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put STDN's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

STDN insider transactions

Standard Nuclear insider transactions
DateInsiderTypeSharesValueFiling
Aug 12, 2026Cohen Seth MichaelDirectorAward13,255—Form 4
Aug 12, 2026Cohen Seth MichaelDirectorAward13,255—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift175,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift175,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift245,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift245,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift60,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift60,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift175,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift175,000—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift629,374—Form 4
Jul 20, 2026Terrani Kurt AmirCEO and DirectorGift629,374—Form 4
Jul 17, 2026Hendrix Thomas EdwardChairman of the Boardother5,824,308—Form 4
Jul 17, 2026Hendrix Thomas EdwardChairman of the BoardConversion20,308—Form 4
Jul 17, 2026Hendrix Thomas EdwardChairman of the BoardConversion50,000—Form 4
Jul 17, 2026Hendrix Thomas EdwardChairman of the BoardAward2,734,687—Form 4
Jul 17, 2026Terrani Kurt AmirCEO and DirectorAward3,646,250—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion505,478—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion2,242,330—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion2,451,678—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion506,894—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion1,154,934—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion4,000,000—Form 4
Jul 17, 2026Decisive Point Group, LLC10% OwnerConversion5,800,000—Form 4
Jul 17, 2026HARRILL KEVIN JChief Financial OfficerAward546,937—Form 4
Jul 17, 2026Marrocco Keeley RoseChief Operating OfficerAward364,625—Form 4
Jul 17, 2026Matina Alexander CDirectorAward16,667—Form 4
Jul 17, 2026Fundomo SN-001, LP & Fundomo SN-002, LP10% OwnerConversion14,000,000—Form 4
Jul 17, 2026Fundomo SN-001, LP & Fundomo SN-002, LP10% OwnerConversion2,027,576—Form 4
Jul 17, 2026Fundomo SN-001, LP & Fundomo SN-002, LP10% OwnerConversion3,849,782—Form 4
Jul 17, 2026Welara Capital Partners LLC Series 310% OwnerConversion20,243,094—Form 4
Jul 17, 2026ST-1014 Fund I, a series of Fundomo Syndicates, LP10% OwnerConversion14,000,000—Form 4
Jul 17, 2026Fundomo SN-001, LP & Fundomo SN-002, LP & Fundomo SN-001 GP, LLC & Fundomo SN-002 GP, LLC & Nobile Corey L.10% OwnerConversion14,000,000—Form 4
Jul 17, 2026Fundomo SN-001, LP & Fundomo SN-002, LP & Fundomo SN-001 GP, LLC & Fundomo SN-002 GP, LLC & Nobile Corey L.10% OwnerConversion2,027,576—Form 4
Jul 17, 2026Fundomo SN-001, LP & Fundomo SN-002, LP & Fundomo SN-001 GP, LLC & Fundomo SN-002 GP, LLC & Nobile Corey L.10% OwnerConversion3,849,782—Form 4
Jul 16, 2026Decisive Point Group, LLC10% OwnerBuy1,275,496$19.13MForm 4
Jul 15, 2026Terrani Kurt AmirCEO and DirectorAward200,000—Form 4
Jul 15, 2026Miller Austin ScottDirectorAward11,436—Form 4
Jul 15, 2026HARRILL KEVIN JChief Financial OfficerAward100,000—Form 4
Jul 15, 2026GHASEMIAN SHAHRAMChief Legal OfficerAward100,000—Form 4
Jul 15, 2026GHASEMIAN SHAHRAMChief Legal OfficerAward100,000—Form 4
Jul 15, 2026GHASEMIAN SHAHRAMChief Legal OfficerAward360,000—Form 4
Jul 15, 2026GHASEMIAN SHAHRAMChief Legal OfficerAward40,000—Form 4
Jul 15, 2026Moul Donald ADirectorAward10,964—Form 4
Jul 15, 2026Marrocco Keeley RoseChief Operating OfficerAward200,000—Form 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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