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Standard Nuclear, Inc. (STDN)

Standard Nuclear, Inc. (STDN) Insider Trading

Directors, officers and holders of more than 10% of STDN report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 67 transactions on file: 0 with code P, 0 with code S and 50 with other codes.

DateInsiderCodeShares
Oct 17, 2026Terrani Kurt AmirF Tax Payment110,014
Oct 17, 2026Marrocco Keeley RoseF Tax Payment7,399
Oct 17, 2026HARRILL KEVIN JF Tax Payment32,715
Oct 17, 2026Hendrix Thomas EdwardF Tax Payment95,590
Oct 15, 2026GHASEMIAN SHAHRAMF Tax Payment5,016
Aug 12, 2026Cohen Seth MichaelA Award13,255
Jul 20, 2026Terrani Kurt AmirG Gift245,000
Jul 20, 2026Terrani Kurt AmirG Gift245,000
Jul 20, 2026Terrani Kurt AmirG Gift629,374
Jul 20, 2026Terrani Kurt AmirG Gift60,000
Jul 20, 2026Terrani Kurt AmirG Gift629,374
Jul 20, 2026Terrani Kurt AmirG Gift60,000
Jul 20, 2026Terrani Kurt AmirG Gift175,000
Jul 20, 2026Terrani Kurt AmirG Gift175,000
Jul 20, 2026Terrani Kurt AmirG Gift175,000
Jul 20, 2026Terrani Kurt AmirG Gift175,000
Jul 17, 2026ST-1014 Fund I, a series of Fundomo Syndicates, LPC Conversion14,000,000
Jul 17, 2026Welara Capital Partners LLC Series 3C Conversion20,243,094
Jul 17, 2026Fundomo SN-001, LPC Conversion14,000,000
Jul 17, 2026Marrocco Keeley RoseA Award364,625
Jul 17, 2026Matina Alexander CA Award16,667
Jul 17, 2026Terrani Kurt AmirA Award3,646,250
Jul 17, 2026Hendrix Thomas EdwardA Award2,734,687
Jul 17, 2026Hendrix Thomas EdwardC Conversion50,000
Jul 17, 2026Hendrix Thomas EdwardC Conversion20,308
Jul 17, 2026Hendrix Thomas EdwardJ Other5,824,308
Jul 17, 2026HARRILL KEVIN JA Award546,937
Jul 17, 2026Decisive Point Group, LLCC Conversion5,800,000
Jul 17, 2026Decisive Point Group, LLCC Conversion4,000,000
Jul 17, 2026Decisive Point Group, LLCC Conversion1,154,934
Jul 17, 2026Decisive Point Group, LLCC Conversion506,894
Jul 17, 2026Decisive Point Group, LLCC Conversion2,451,678
Jul 17, 2026Decisive Point Group, LLCC Conversion2,242,330
Jul 17, 2026Decisive Point Group, LLCC Conversion505,478
Jul 17, 2026Decisive Point Group, LLCC Conversion506,894
Jul 17, 2026Fundomo SN-001, LPC Conversion3,849,782
Jul 17, 2026Fundomo SN-001, LPC Conversion2,027,576
Jul 17, 2026Fundomo SN-001, LPC Conversion14,000,000
Jul 17, 2026ST-1014 Fund I, a series of Fundomo Syndicates, LPC Conversion14,000,000
Jul 17, 2026Welara Capital Partners LLC Series 3C Conversion15,000,000
Jul 17, 2026Welara Capital Partners LLC Series 3C Conversion3,515,018
Jul 17, 2026Welara Capital Partners LLC Series 3C Conversion1,728,076
Jul 17, 2026Fundomo SN-001, LPC Conversion3,849,782
Jul 17, 2026Fundomo SN-001, LPC Conversion2,027,576
Jul 17, 2026Fundomo SN-001, LPC Conversion3,849,782
Jul 17, 2026Fundomo SN-001, LPC Conversion2,027,576
Jul 17, 2026Fundomo SN-001, LPC Conversion14,000,000
Jul 17, 2026Fundomo SN-001, LPC Conversion3,849,782
Jul 17, 2026Fundomo SN-001, LPC Conversion2,027,576
Jul 17, 2026Fundomo SN-001, LPC Conversion14,000,000

The full Form 4 history is on the STDN company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.