Reporting owner · CIK 0001449649

Papermaster Mark D

Visual SEC Form 4 history across 2 companies, 26 transactions and 5 filings.

CTO, EVPChief Technology Officer & EVPADVANCED MICRO DEVICES INC
Open-market mix
Latest filingAug 21, 2026, 09:50 PM
Filings5Form 4 records
Buying$00 purchases
Selling$19.2M12 sales
Net value−$19.2MBuys minus sells
Companies27 securities
Most recentAug 20, 2026sale

Open-market buy performance

90-day forward return on this insider's open-market purchases

90d forward
Forward return is not available yet

We compute this from each buy's stock performance 90 days after the transaction. The price history is still being populated for this insider's their open-market buys, so the average and median will appear here once the daily price refresh has covered the relevant trading days.

Monthly open-market activity

Reported purchase and sale transaction counts

Buys Sells
1050-5-103Feb 25Feb 269Aug 26

Net value flow

Buys minus sells

Feb 25
−$2M
Feb 26
$0
Aug 26
−$17.2M

Transaction texture

Ownership and ticket size

Average P/S size$1.6M
Median P/S size$1.2M
Direct26
Indirect0
Aug 20, 2026sale

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern8Derivative Transactionfiling-context6Direct Ownershipfiling-context26Large Holdings Increaseholdings4Large Holdings Reductionholdings1Large Salesize7Repeat Sellerpattern1010b5-1 Detectedfiling-context24

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at ADVANCED MICRO DEVICES INC on Aug 20, 2026 valued at $213,836.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at ADVANCED MICRO DEVICES INC on Aug 20, 2026 valued at $213,836.

Review SEC filing

Associated companies

Visual map of known reporting history

AMDADVANCED MICRO DEVICES INC24 transactions · latest Aug 21, 2026, 09:50 PMPENGPenguin Solutions, Inc.2 transactions · latest Feb 10, 2026, 11:53 PM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
AMDPapermaster Mark D
CTOEVP
sale10b5-1450-$21.3MS
Cluster Selling Direct Ownership Repeat Seller+1
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-19.52k-$451MS
Cluster Selling Direct Ownership Large Sale+2
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-16.66k-$315MS
Cluster Selling Direct Ownership Large Sale+2
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-12.60k-$122MS
Cluster Selling Direct Ownership Large Sale+2
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-12.32k-$109MS
Cluster Selling Direct Ownership Large Sale+2
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-1400-$18.7MS
Cluster Selling Direct Ownership Repeat Seller+1
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-1664-$31.0MS
Cluster Selling Direct Ownership Repeat Seller+1
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
sale10b5-16.18k-$288MS
Cluster Selling Direct Ownership Large Sale+2
−1.6%08/2108/20
AMDPapermaster Mark D
CTOEVP
gift10b5-125.0k$0G
Direct Ownership 10b5-1 Detected
−1.6%08/2108/19
AMDPapermaster Mark D
CTOEVP
grant10b5-17.90k$0A
Derivative Transaction Direct Ownership Large Holdings Increase+1
−5.1%08/1808/15

Papermaster Mark D Insider Activity FAQ

SEC Form 4 context

Who is Papermaster Mark D?

Papermaster Mark D is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001449649.

Which companies has Papermaster Mark D reported transactions for?

ADVANCED MICRO DEVICES INC, Penguin Solutions, Inc.

When was Papermaster Mark D's latest insider buy?

No open-market insider purchase is available for this period.

When was Papermaster Mark D's latest insider sale?

sale at ADVANCED MICRO DEVICES INC on Aug 20, 2026 valued at $213,836.

Where can I see the original SEC filings?

Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.

Are performance metrics included?

This version does not calculate win rates, forward returns, benchmark-adjusted returns, or high-conviction scores.