Mark D. Papermaster
Mark D. Papermaster: Chief Technology Officer & EVP at AMD and Director at Penguin Solutions. What Mark D. Papermaster holds in 2 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.
AMD (AMD)
Mark D. Papermaster holds 1.7M AMD shares (0.10% of the company), worth about $1.1B at the last price, according to the Form 4 of Aug 20, 2026.
- Shares held: 1.3M (0.08%), $795.2M — Held in their own name.
- Shares held: 413,212 (0.03%), $260.5M — Held through trusts (Mark D Papermaster AMD GRAT #1, Kathryn M Papermaster AMD GRAT #1).
- Options: 25,432 (0.00%), $16.0M — The right to buy 25,432 shares at $134.27 each, until 2031. Not bought yet.
- Options: 24,852 (0.00%), $15.7M — The right to buy 24,852 shares at $177.51 each, until 2032. Not bought yet.
- Share units: 17,071 (0.00%), $10.8M — AMD promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Penguin Solutions (PENG)
Mark D. Papermaster holds 34,816 Penguin Solutions shares (0.07% of the company), worth about $2.1M at the last price, according to the Form 4 of Feb 6, 2026.
- Shares held: 34,816 (0.07%), $2.1M — Held in their own name.
Declarations
- AMD (AMD) — Form 4 of Aug 20, 2026 (Chief Technology Officer & EVP): gift of 25,052; open-market sale of 6,181 at $466.60; 1.7M shares after 0000002488-26-000174
- AMD (AMD) — Form 4 of Aug 15, 2026 (Chief Technology Officer & EVP): option exercise or conversion of 7,369 at $84.85; open-market sale of 7,369 at $487.34; 1.7M shares after 0000002488-26-000145
- AMD (AMD) — Form 4 of Aug 9, 2026 (Chief Technology Officer & EVP): option exercise or conversion of 12,633; shares withheld for tax of 4,973 at $483.36; 1.7M shares after 0000002488-26-000129
- AMD (AMD) — Form 4 of Jul 15, 2026 (Chief Technology Officer & EVP): option exercise or conversion of 6,000 at $84.85; open-market sale of 6,000 at $556.43; 1.6M shares after 0000002488-26-000117
- AMD (AMD) — Form 4 of Jun 15, 2026 (Chief Technology Officer & EVP): option exercise or conversion of 6,000 at $84.85; open-market sale of 6,000 at $536.33; 1.6M shares after 0000002488-26-000111
- AMD (AMD) — Form 4 of May 15, 2026 (Chief Technology Officer & EVP): option exercise or conversion of 6,000 at $84.85; open-market sale of 6,000 at $433.79; 1.6M shares after 0000002488-26-000098
- AMD (AMD) — Form 4 of May 11, 2026 (Chief Technology Officer & EVP): gift of 2,350; 1.6M shares after 0000002488-26-000080
- AMD (AMD) — Form 4 of Apr 24, 2026 (Chief Technology Officer & EVP): open-market sale of 31,320 at $350.00; 1.6M shares after 0000002488-26-000068
- AMD (AMD) — Form 4 of Apr 16, 2026 (Chief Technology Officer & EVP): option exercise or conversion of 6,000 at $84.85; open-market sale of 6,000 at $255.54; 1.7M shares after 0000002488-26-000066
- AMD (AMD) — Form 4 of Apr 6, 2026 (Chief Technology Officer & EVP): open-market sale of 3,293 at $225.00; 1.7M shares after 0000002488-26-000064
- AMD (AMD) — Form 4 of Mar 4, 2026 (Chief Technology Officer & EVP): open-market sale of 3,034 at $200.00; 1.7M shares after 0000002488-26-000054
- AMD (AMD) — Form 4 of Feb 24, 2026 (Chief Technology Officer & EVP): gift of 206,606; gift of 206,606; 1.5M shares after 0000002488-26-000047
- Penguin Solutions (PENG) — Form 4 of Feb 6, 2026: grant or award of 10,034; 34,816 shares after 0001449649-26-000002
- AMD (AMD) — Form 4 of Dec 2, 2025 (Chief Technology Officer & EVP): gift of 500; 1.7M shares after 0000002488-25-000177
- AMD (AMD) — Form 4 of Nov 14, 2025 (Chief Technology Officer & EVP): option exercise or conversion of 17,108 at $34.19; open-market sale of 1,876 at $235.87; 1.7M shares after 0000002488-25-000168
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.