Insider Transactions

Papermaster Mark D

Chief Technology Officer & EVP

In the last 12 months, Papermaster Mark D filed 62 SEC Form 4 transactions across 1 issuer — $0 in open-market purchases and $40.2M in open-market sales. 11% of these transactions were executed under a pre-scheduled Rule 10b5-1 trading plan.

Issuers Filed For By open-market buy volume

Recent Form 4 Filings Most recent 62 of 62 (1-year window)

Date Ticker Company Type SEC Code Value Shares Price
2026-05-15 AMD ADVANCED MICRO DEVICES INC Exercise 10b5-1 M $509.1K 6,000 $84.85
2026-05-15 AMD ADVANCED MICRO DEVICES INC Exercise M $0 6,000 $0.00
2026-05-15 AMD ADVANCED MICRO DEVICES INC Sell 10b5-1 S $2.6M 6,000 $433.79
2026-05-11 AMD ADVANCED MICRO DEVICES INC Other G $0 2,350 $0.00
2026-04-24 AMD ADVANCED MICRO DEVICES INC Sell 10b5-1 S $11.0M 31,320 $350.00
2026-04-16 AMD ADVANCED MICRO DEVICES INC Sell 10b5-1 S $7.5M 27,109 $275.00
2026-04-15 AMD ADVANCED MICRO DEVICES INC Exercise 10b5-1 M $509.1K 6,000 $84.85
2026-04-15 AMD ADVANCED MICRO DEVICES INC Exercise M $0 6,000 $0.00
2026-04-15 AMD ADVANCED MICRO DEVICES INC Sell 10b5-1 S $1.5M 6,000 $255.54
2026-04-06 AMD ADVANCED MICRO DEVICES INC Sell 10b5-1 S $740.9K 3,293 $225.00
2026-03-04 AMD ADVANCED MICRO DEVICES INC Sell $606.8K 3,034 $200.00
2026-02-24 AMD ADVANCED MICRO DEVICES INC Grant $0 206,606 $0.00
2026-02-24 AMD ADVANCED MICRO DEVICES INC Grant $0 206,606 $0.00
2026-02-24 AMD ADVANCED MICRO DEVICES INC Grant $0 206,606 $0.00
2026-02-24 AMD ADVANCED MICRO DEVICES INC Grant $0 206,606 $0.00
2025-12-02 AMD ADVANCED MICRO DEVICES INC Grant $0 500 $0.00
2025-11-14 AMD ADVANCED MICRO DEVICES INC Grant $584.9K 17,108 $34.19
2025-11-14 AMD ADVANCED MICRO DEVICES INC Grant $0 17,108 $0.00
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $442.5K 1,876 $235.87
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $260.1K 1,100 $236.48
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $142.8K 600 $238.00
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $406.1K 1,700 $238.86
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $1.3M 5,277 $240.13
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $445.2K 1,848 $240.92
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $509.0K 2,100 $242.39
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $389.4K 1,600 $243.35
2025-11-14 AMD ADVANCED MICRO DEVICES INC Sell $245.7K 1,007 $243.98
2025-10-15 AMD ADVANCED MICRO DEVICES INC Grant $574.4K 16,800 $34.19
2025-10-15 AMD ADVANCED MICRO DEVICES INC Grant $0 16,800 $0.00
2025-10-15 AMD ADVANCED MICRO DEVICES INC Sell $226.7K 1,024 $221.42
2025-10-15 AMD ADVANCED MICRO DEVICES INC Sell $593.2K 2,665 $222.58
2025-10-15 AMD ADVANCED MICRO DEVICES INC Sell $379.8K 1,700 $223.40
2025-10-15 AMD ADVANCED MICRO DEVICES INC Sell $1.3M 5,695 $224.51
2025-10-15 AMD ADVANCED MICRO DEVICES INC Sell $1.2M 5,516 $225.59
2025-10-15 AMD ADVANCED MICRO DEVICES INC Sell $45.2K 200 $226.17
2025-09-15 AMD ADVANCED MICRO DEVICES INC Grant $574.4K 16,800 $34.19
2025-09-15 AMD ADVANCED MICRO DEVICES INC Grant $0 16,800 $0.00
2025-09-15 AMD ADVANCED MICRO DEVICES INC Sell $2.2M 13,624 $159.08
2025-09-15 AMD ADVANCED MICRO DEVICES INC Sell $507.2K 3,176 $159.70
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $574.4K 16,800 $34.19
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 32,383 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 42,075 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $2.9M 16,557 $177.51
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 16,800 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 42,075 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 24,852 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 36,674 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Grant $0 12,224 $0.00
2025-08-15 AMD ADVANCED MICRO DEVICES INC Sell $1.5M 8,695 $177.65
2025-08-15 AMD ADVANCED MICRO DEVICES INC Sell $1.3M 7,096 $178.43
2025-08-15 AMD ADVANCED MICRO DEVICES INC Sell $181.4K 1,009 $179.82
2025-08-09 AMD ADVANCED MICRO DEVICES INC Grant $0 12,633 $0.00
2025-08-09 AMD ADVANCED MICRO DEVICES INC Grant $859.1K 4,973 $172.76
2025-08-09 AMD ADVANCED MICRO DEVICES INC Grant $0 5,431 $0.00
2025-08-09 AMD ADVANCED MICRO DEVICES INC Grant $0 3,964 $0.00
2025-08-09 AMD ADVANCED MICRO DEVICES INC Grant $0 3,238 $0.00
2025-07-15 AMD ADVANCED MICRO DEVICES INC Grant $343.8K 17,998 $19.10
2025-07-15 AMD ADVANCED MICRO DEVICES INC Grant $0 17,998 $0.00
2025-07-15 AMD ADVANCED MICRO DEVICES INC Sell $1.5M 9,949 $153.86
2025-07-15 AMD ADVANCED MICRO DEVICES INC Sell $180.5K 1,162 $155.34
2025-07-15 AMD ADVANCED MICRO DEVICES INC Sell $842.9K 5,387 $156.47
2025-07-15 AMD ADVANCED MICRO DEVICES INC Sell $236.0K 1,500 $157.35

Methodology & FAQ

How These Filings Are Sourced

All transactions on this page are sourced directly from SEC EDGAR. A complete description of the open-market vs grant distinction, the Rule 10b5-1 plan-reference heuristic, and the per-insider name matching is documented in the Methodology.

What companies does Papermaster Mark D file Form 4 disclosures for?

Papermaster Mark D has filed SEC Form 4 transactions for 1 issuer in the last 12 months: ADVANCED MICRO DEVICES INC (AMD).

What does the 10b5-1 badge mean on these transactions?

Rule 10b5-1 is an SEC rule that lets insiders schedule trades in advance under a written plan, providing an affirmative defense against insider-trading allegations as long as the plan was adopted in good faith and not while in possession of material non-public information. Of Papermaster Mark D's 62 reported transactions in the last 12 months, 7 (11%) reference a 10b5-1 trading plan in the Form 4 footnotes.

Are these all the transactions Papermaster Mark D has executed?

This page shows SEC Form 4 transactions on record in Pactolio's tracked universe for the last 12 months. Form 4 only covers transactions in registered classes of equity at issuers where the person qualifies as an insider (officer, director, or 10% beneficial owner). Trades in funds, foreign issuers, or non-insider positions are not disclosed under Form 4 and are not included here.