S. Matthew Schultz
S. Matthew Schultz: CEO & Chairman · Director at CleanSpark. What S. Matthew Schultz holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
CleanSpark (CLSK)
S. Matthew Schultz holds 3.6M CleanSpark shares (1.4% of the company), worth about $43.9M at the last price, according to the Form 4 of Sep 8, 2026.
- Shares held: 3.0M (1.2%), $37.5M — Held in their own name.
- Shares held: 480,000 (0.19%), $5.9M — Held through trusts (By S M Schultz Irrevocable Trust).
- Shares held: 40,996 (0.02%), $505,275.70 — Held by a spouse or a family member (By Spouse).
- Share units: 2.5M (0.96%), $30.3M — CleanSpark promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
- Options: 400,000 (0.16%), $4.9M — The right to buy 400,000 shares at $23.00 each, until 2031. Not bought yet.
Declarations
- CleanSpark (CLSK) — Form 4 of Sep 8, 2026 (CEO & Chairman): option exercise or conversion of 209,042; shares withheld for tax of 92,070 at $13.34; 3.6M shares after 0001193125-26-386873
- CleanSpark (CLSK) — Form 4 of Aug 14, 2026 (CEO & Chairman): option exercise or conversion of 20,524; shares withheld for tax of 9,031 at $11.51; 3.0M shares after 0001193125-26-352919
- CleanSpark (CLSK) — Form 4 of May 14, 2026 (CEO & Chairman): option exercise or conversion of 20,525; shares withheld for tax of 9,031 at $13.98; 3.0M shares after 0001193125-26-224791
- CleanSpark (CLSK) — Form 4 of Mar 20, 2026 (CEO & Chairman); 3.0M shares after 0001193125-26-122459
- CleanSpark (CLSK) — Form 4 of Feb 18, 2026 (CEO & Chairman): option exercise or conversion of 20,525; option exercise or conversion of 216,125; 2.8M shares after 0001193125-26-057834
- CleanSpark (CLSK) — Form 4 of Dec 5, 2025 (CEO & Chairman): option exercise or conversion of 20,524; shares withheld for tax of 9,031 at $14.07; 2.8M shares after 0001193125-25-310177
- CleanSpark (CLSK) — Form 4 of Sep 12, 2025 (CEO, Executive Chairman): option exercise or conversion of 405,000; shares withheld for tax of 178,200; 2.6M shares after 0000950170-25-114670
- CleanSpark (CLSK) — Form 4 of Sep 9, 2025 (CEO, Executive Chairman): option exercise or conversion of 432,250; shares withheld for tax of 190,190 at $9.35; 2.4M shares after 0000950170-25-113883
- CleanSpark (CLSK) — Form 4 of Sep 4, 2025 (CEO, Executive Chairman); 2.4M shares after 0000950170-25-113684
- CleanSpark (CLSK) — Form 4 of Aug 14, 2025 (Executive Chairman): option exercise or conversion of 20,525; shares withheld for tax of 9,010 at $9.56; 2.4M shares after 0000950170-25-109157
- CleanSpark (CLSK) — Form 4 of May 15, 2025 (Executive Chairman): shares withheld for tax of 9,010 at $9.21; 3.0M shares after 0000950170-25-072973
- CleanSpark (CLSK) — Form 4 of Feb 14, 2025 (Executive Chairman): grant or award of 20,524; open-market sale of 9,010 at $10.64; 3.0M shares after 0000950170-25-021686
- CleanSpark (CLSK) — Form 4 of Sep 30, 2024 (Executive Chairman): grant or award of 410,493; shares withheld for tax of 72,247 at $9.34; 3.0M shares after 0000950170-24-111945
- CleanSpark (CLSK) — Form 4/A of Sep 12, 2024 (Executive Chairman): shares withheld for tax of 178,201 at $9.25; 2.6M shares after 0000950170-24-111070
- CleanSpark (CLSK) — Form 4 of Sep 12, 2024 (Executive Chairman): option exercise or conversion of 405,000; shares withheld for tax of 178,201 at $9.25; 3.0M shares after 0000950170-24-106408
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.