Papermaster Mark D — Insider Trades & Holdings | InsiderBid

Papermaster Mark D

Form 4 filings across 2 companies. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$69.7M

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
AMD	Advanced Micro Devices INC	$0	$69.7M	-$69.7M	1.3M	Aug 20
PENG	Penguin Solutions, Inc.	$0	$0	$0	34,816	Feb 6

Advanced Micro Devices INC

-$69.7M

Bought

$0

Sold

$69.7M

Held

1.3M

Penguin Solutions, Inc.

$0

Bought

$0

Sold

$0

Held

34,816

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

All 23 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Trade history

The 106 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
Aug 20	AMD	Advanced Micro Devices INC	SSELL◷	450	$475.19	$213.8K	<0.1%	Open the original filing on SEC.gov
Aug 20	AMD	Advanced Micro Devices INC	SSELL◷	9,523	$474.35	$4.5M	-0.8%

AMDSSELL◷$213.8K

Advanced Micro Devices INCAug 20

450 sh @ $475.19 · <0.1% own

AMDSSELL◷$4.5M

Advanced Micro Devices INCAug 20

9,523 sh @ $474.35 · -0.8% own

AMDSSELL◷$3.2M

Advanced Micro Devices INCAug 20

6,667 sh @ $473.47 · -0.5% own

AMDSSELL◷$1.2M

Advanced Micro Devices INCAug 20

2,600 sh @ $472.36 · -0.2% own

AMDSSELL◷$1.1M

Advanced Micro Devices INCAug 20

2,326 sh @ $471.44 · -0.2% own

AMDSSELL◷$187.9K

Advanced Micro Devices INCAug 20

400 sh @ $469.85 · <0.1% own

AMDSSELL◷$310.7K

Advanced Micro Devices INCAug 20

664 sh @ $467.88 · <0.1% own

AMDSSELL◷$2.9M

Advanced Micro Devices INCAug 20

6,181 sh @ $466.60 · -0.5% own

AMDGGIFT◷—

Advanced Micro Devices INCAug 19

25,052 sh · -1.9% own

AMDAGRANT◷◆—

Advanced Micro Devices INCAug 15

7,903 sh

AMDAGRANT◷◆—

Advanced Micro Devices INCAug 15

11,855 sh

AMDMEXER◷◆—

Advanced Micro Devices INCAug 15

3,056 sh

AMDMEXER◷◆—

Advanced Micro Devices INCAug 15

118,920 sh

AMDFTAX◷$618.8K

Advanced Micro Devices INCAug 15

1,203 sh @ $514.39 · <0.1% own

AMDFTAX◷$24.1M

Advanced Micro Devices INCAug 15

46,796 sh @ $514.39 · -3.4% own

AMDMEXER◷—

Advanced Micro Devices INCAug 15

121,976 sh · +9.8% own

AMDMEXER◷◆—

Advanced Micro Devices INCAug 14

7,369 sh

AMDSSELL◷$3.6M

Advanced Micro Devices INCAug 14

7,369 sh @ $487.34 · -0.6% own

AMDMEXER◷$625.3K

Advanced Micro Devices INCAug 14

7,369 sh @ $84.85 · +0.6% own

AMDMEXER◆—

Advanced Micro Devices INCAug 9

3,238 sh

AMDMEXER◆—

Advanced Micro Devices INCAug 9

3,964 sh

AMDMEXER◆—

Advanced Micro Devices INCAug 9

5,431 sh

AMDFTAX$2.4M

Advanced Micro Devices INCAug 9

4,973 sh @ $483.36 · -0.4% own

AMDMEXER—

Advanced Micro Devices INCAug 9

12,633 sh · +1.0% own

AMDMEXER◷◆—

Advanced Micro Devices INCJul 15

6,000 sh

AMDSSELL◷$3.3M

Advanced Micro Devices INCJul 15

6,000 sh @ $556.43 · -0.5% own

AMDMEXER◷$509.1K

Advanced Micro Devices INCJul 15

6,000 sh @ $84.85 · +0.5% own

AMDMEXER◷◆—

Advanced Micro Devices INCJun 15

6,000 sh

AMDSSELL◷$3.2M

Advanced Micro Devices INCJun 15

6,000 sh @ $536.33 · -0.5% own

AMDMEXER◷$509.1K

Advanced Micro Devices INCJun 15

6,000 sh @ $84.85 · +0.5% own

AMDMEXER◷◆—

Advanced Micro Devices INCMay 15

6,000 sh

AMDSSELL◷$2.6M

Advanced Micro Devices INCMay 15

6,000 sh @ $433.79 · -0.5% own

AMDMEXER◷$509.1K

Advanced Micro Devices INCMay 15

6,000 sh @ $84.85 · +0.5% own

AMDGGIFT—

Advanced Micro Devices INCMay 11

2,350 sh · -0.2% own

AMDSSELL◷$11M

Advanced Micro Devices INCApr 24

31,320 sh @ $350.00 · -2.5% own

AMDSSELL◷$7.5M

Advanced Micro Devices INCApr 16

27,109 sh @ $275.00 · -2.1% own

AMDMEXER◷◆—

Advanced Micro Devices INCApr 15

6,000 sh

AMDSSELL◷$1.5M

Advanced Micro Devices INCApr 15

6,000 sh @ $255.54 · -0.5% own

AMDMEXER◷$509.1K

Advanced Micro Devices INCApr 15

6,000 sh @ $84.85 · +0.5% own

AMDSSELL◷$740.9K

Advanced Micro Devices INCApr 6

3,293 sh @ $225.00 · -0.3% own

AMDSSELL◷$606.8K

Advanced Micro Devices INCMar 4

3,034 sh @ $200.00 · -0.2% own

AMDGGIFT—

Advanced Micro Devices INCFeb 24

206,606 sh

AMDGGIFT—

Advanced Micro Devices INCFeb 24

206,606 sh

AMDGGIFT—

Advanced Micro Devices INCFeb 24

206,606 sh · -13.7% own

AMDGGIFT—

Advanced Micro Devices INCFeb 24

206,606 sh · -12.0% own

PENGAGRANT—

Penguin Solutions, Inc.Feb 6

10,034 sh · +40.5% own

AMDGGIFT—

Advanced Micro Devices INCDec 2, 2025

500 sh · <0.1% own

AMDMEXER◷◆—

Advanced Micro Devices INCNov 14, 2025

17,108 sh

AMDSSELL◷$245.7K

Advanced Micro Devices INCNov 14, 2025

1,007 sh @ $243.98 · <0.1% own

AMDSSELL◷$389.4K

Advanced Micro Devices INCNov 14, 2025

1,600 sh @ $243.35 · <0.1% own

AMDSSELL◷$509K

Advanced Micro Devices INCNov 14, 2025

2,100 sh @ $242.39 · -0.1% own

AMDSSELL◷$445.2K

Advanced Micro Devices INCNov 14, 2025

1,848 sh @ $240.92 · -0.1% own

AMDSSELL◷$1.3M

Advanced Micro Devices INCNov 14, 2025

5,277 sh @ $240.13 · -0.3% own

AMDSSELL◷$406.1K

Advanced Micro Devices INCNov 14, 2025

1,700 sh @ $238.86 · -0.1% own

AMDSSELL◷$142.8K

Advanced Micro Devices INCNov 14, 2025

600 sh @ $238.00 · <0.1% own

AMDSSELL◷$260.1K

Advanced Micro Devices INCNov 14, 2025

1,100 sh @ $236.48 · <0.1% own

AMDSSELL◷$442.5K

Advanced Micro Devices INCNov 14, 2025

1,876 sh @ $235.87 · -0.1% own

AMDMEXER◷$584.9K

Advanced Micro Devices INCNov 14, 2025

17,108 sh @ $34.19 · +1.0% own

AMDMEXER◷◆—

Advanced Micro Devices INCOct 15, 2025

16,800 sh

AMDSSELL◷$45.2K

Advanced Micro Devices INCOct 15, 2025

200 sh @ $226.17 · <0.1% own

AMDSSELL◷$1.2M

Advanced Micro Devices INCOct 15, 2025

5,516 sh @ $225.59 · -0.3% own

AMDSSELL◷$1.3M

Advanced Micro Devices INCOct 15, 2025

5,695 sh @ $224.51 · -0.3% own

AMDSSELL◷$379.8K

Advanced Micro Devices INCOct 15, 2025

1,700 sh @ $223.40 · -0.1% own

AMDSSELL◷$593.2K

Advanced Micro Devices INCOct 15, 2025

2,665 sh @ $222.58 · -0.1% own

AMDSSELL◷$226.7K

Advanced Micro Devices INCOct 15, 2025

1,024 sh @ $221.42 · <0.1% own

AMDMEXER◷$574.4K

Advanced Micro Devices INCOct 15, 2025

16,800 sh @ $34.19 · +1.0% own

AMDMEXER◷◆—

Advanced Micro Devices INCSep 15, 2025

16,800 sh

AMDSSELL◷$507.2K

Advanced Micro Devices INCSep 15, 2025

3,176 sh @ $159.70 · -0.2% own

AMDSSELL◷$2.2M

Advanced Micro Devices INCSep 15, 2025

13,624 sh @ $159.08 · -0.8% own

AMDMEXER◷$574.4K

Advanced Micro Devices INCSep 15, 2025

16,800 sh @ $34.19 · +1.0% own

AMDAGRANT◷◆—

Advanced Micro Devices INCAug 15, 2025

12,224 sh

AMDAGRANT◷◆—

Advanced Micro Devices INCAug 15, 2025

36,674 sh

AMDAGRANT◷◆—

Advanced Micro Devices INCAug 15, 2025

24,852 sh

AMDMEXER◷◆—

Advanced Micro Devices INCAug 15, 2025

42,075 sh

AMDMEXER◷◆—

Advanced Micro Devices INCAug 15, 2025

16,800 sh

AMDFTAX◷$2.9M

Advanced Micro Devices INCAug 15, 2025

16,557 sh @ $177.51 · -1.0% own

AMDMEXER◷—

Advanced Micro Devices INCAug 15, 2025

42,075 sh · +2.5% own

AMDGGIFT◷—

Advanced Micro Devices INCAug 15, 2025

32,383 sh · -1.9% own

AMDSSELL◷$181.4K

Advanced Micro Devices INCAug 15, 2025

1,009 sh @ $179.82 · <0.1% own

AMDSSELL◷$1.3M

Advanced Micro Devices INCAug 15, 2025

7,096 sh @ $178.43 · -0.4% own

AMDSSELL◷$1.5M

Advanced Micro Devices INCAug 15, 2025

8,695 sh @ $177.65 · -0.5% own

AMDMEXER◷$574.4K

Advanced Micro Devices INCAug 15, 2025

16,800 sh @ $34.19 · +1.0% own

AMDMEXER◆—

Advanced Micro Devices INCAug 9, 2025

3,238 sh

AMDMEXER◆—

Advanced Micro Devices INCAug 9, 2025

3,964 sh

AMDMEXER◆—

Advanced Micro Devices INCAug 9, 2025

5,431 sh

AMDFTAX$859.1K

Advanced Micro Devices INCAug 9, 2025

4,973 sh @ $172.76 · -0.3% own

AMDMEXER—

Advanced Micro Devices INCAug 9, 2025

12,633 sh · +0.7% own

AMDMEXER◷◆—

Advanced Micro Devices INCJul 15, 2025

17,998 sh

AMDSSELL◷$236K

Advanced Micro Devices INCJul 15, 2025

1,500 sh @ $157.35 · <0.1% own

AMDSSELL◷$842.9K

Advanced Micro Devices INCJul 15, 2025

5,387 sh @ $156.47 · -0.3% own

AMDSSELL◷$180.5K

Advanced Micro Devices INCJul 15, 2025

1,162 sh @ $155.34 · <0.1% own

AMDSSELL◷$1.5M

Advanced Micro Devices INCJul 15, 2025

9,949 sh @ $153.86 · -0.6% own

AMDMEXER◷$343.8K

Advanced Micro Devices INCJul 15, 2025

17,998 sh @ $19.10 · +1.1% own

AMDMEXER◷◆—

Advanced Micro Devices INCJun 13, 2025

17,500 sh

AMDSSELL◷$106.5K

Advanced Micro Devices INCJun 13, 2025

914 sh @ $116.54 · <0.1% own

AMDSSELL◷$1.9M

Advanced Micro Devices INCJun 13, 2025

16,586 sh @ $115.97 · -1.0% own

AMDMEXER◷$334.3K

Advanced Micro Devices INCJun 13, 2025

17,500 sh @ $19.10 · +1.0% own

AMDMEXER◷◆—

Advanced Micro Devices INCMay 15, 2025

17,500 sh

AMDSSELL◷$35.2K

Advanced Micro Devices INCMay 15, 2025

300 sh @ $117.46 · <0.1% own

AMDSSELL◷$1.1M

Advanced Micro Devices INCMay 15, 2025

9,610 sh @ $117.00 · -0.6% own

AMDSSELL◷$880.7K

Advanced Micro Devices INCMay 15, 2025

7,590 sh @ $116.03 · -0.4% own

AMDMEXER◷$334.3K

Advanced Micro Devices INCMay 15, 2025

17,500 sh @ $19.10 · +1.0% own

AMDMEXER◷◆—

Advanced Micro Devices INCApr 15, 2025

17,500 sh

AMDSSELL◷$709.3K

Advanced Micro Devices INCApr 15, 2025

7,411 sh @ $95.71 · -0.4% own

AMDSSELL◷$961.4K

Advanced Micro Devices INCApr 15, 2025

10,089 sh @ $95.29 · -0.6% own

AMDMEXER◷$334.3K

Advanced Micro Devices INCApr 15, 2025

17,500 sh @ $19.10 · +1.0% own