Mark Adams
Mark Adams: Director at Cadence, Director at Seagate and Director at Core Scientific. What Mark Adams holds in 3 AI and semiconductor companies tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Seagate (STX)
Mark Adams holds 2,046 Seagate shares (0.00% of the company), worth about $1.8M at the last price, according to the Form 4 of Oct 19, 2025.
- Shares held: 2,046 (0.00%), $1.8M — Held in their own name.
- Share units: 4,273 (0.00%), $3.8M — Seagate promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Cadence (CDNS)
Mark Adams holds 13,641 Cadence shares (0.00% of the company), worth about $4.8M at the last price, according to the Form 4 of May 7, 2026.
- Shares held: 12,927 (0.00%), $4.6M — Held through companies or funds.
- Shares held: 714 (0.00%), $253,063.02 — Held in their own name.
Core Scientific (CORZ)
Mark Adams holds 27,594 Core Scientific shares (0.01% of the company), worth about $454,197.24 at the last price, according to the Form 4 of Jul 30, 2026.
- Shares held: 27,594 (0.01%), $454,197.24 — Held in their own name.
Declarations
- Core Scientific (CORZ) — Form 4 of Jul 30, 2026: grant or award of 27,594; 27,594 shares after 0000905148-26-003446
- Core Scientific (CORZ) — Form 3 of Jul 29, 2026; 0 shares after 0000905148-26-003445
- Cadence (CDNS) — Form 4 of May 7, 2026: gift of 779; gift of 779; 13,641 shares after 0000813672-26-000065
- Penguin Solutions (PENG) — Form 4 of Jan 20, 2026 (President and CEO): shares withheld for tax of 12,513 at $19.96; 992,823 shares after 0001349123-26-000002
- Seagate (STX) — Form 4 of Oct 25, 2025 0001137789-25-000298
- Penguin Solutions (PENG) — Form 4 of Oct 20, 2025 (President and CEO): shares withheld for tax of 11,419 at $21.74; 1.0M shares after 0001349123-25-000011
- Seagate (STX) — Form 4 of Oct 19, 2025: option exercise or conversion of 2,693; shares withheld for tax of 647 at $225.40; 2,046 shares after 0001137789-25-000266
- Penguin Solutions (PENG) — Form 4 of Oct 14, 2025 (President and CEO): grant or award of 107,958; shares withheld for tax of 54,822 at $22.32; 1.0M shares after 0001349123-25-000009
- Penguin Solutions (PENG) — Form 4 of Sep 29, 2025 (President and CEO): grant or award of 108,656; 963,619 shares after 0001349123-25-000007
- Penguin Solutions (PENG) — Form 4 of Jul 20, 2025 (President and CEO): shares withheld for tax of 11,418 at $24.43; 854,963 shares after 0001616533-25-000032
- Cadence (CDNS) — Form 4 of May 8, 2025: grant or award of 779; 12,927 shares after 0000813672-25-000065
- Cadence (CDNS) — Form 4 of May 2, 2025: gift of 868; gift of 868; 12,148 shares after 0000813672-25-000056
- Penguin Solutions (PENG) — Form 4 of Apr 20, 2025 (President and CEO): shares withheld for tax of 11,418 at $15.88; 866,381 shares after 0001616533-25-000018
- Penguin Solutions (PENG) — Form 4 of Jan 20, 2025 (President and CEO): shares withheld for tax of 11,685 at $20.51; 877,799 shares after 0001616533-25-000002
- Cadence (CDNS) — Form 4 of Dec 13, 2024: gift of 800; 12,148 shares after 0000813672-24-000210
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.