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Goeckeler David insider trades
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Goeckeler David insider trades

Goeckeler David has filed 56 Form 4s with the SEC that we hold, for Western Digital Corp (WDC) (Chief Executive Officer, Director), Sandisk Corp (SNDK) (Chairman & CEO, Director) and Automatic Data Processing INC (ADP) (Director). Across all of them we count 0 purchases worth $0 and 30 sales worth $115.7M reported on Form 4. In the last 12 months: 0 purchases ($0) and 28 sales ($105.0M). The largest single trade was a sale of 14,364 shares of Sandisk Corp worth $21.9M, dated 2026-09-14. Of 28 sales filed since we began reading the 10b5-1 checkbox, 28 (100%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-08-31 and the latest 2026-09-21.

Western Digital Corp (WDC)

Chief Executive Officer, Director · 32 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiledSource
2024-09-26S, sale reported on Form 475,000$5.3M2024-09-27SEC
2024-10-25S, sale reported on Form 475,000$5.4M2024-10-28SEC

Sandisk Corp (SNDK)

Chairman & CEO, Director · 19 filings · 28 purchases and sales
Trade dateCodeSharesValue as filedFiledSource
2026-09-14S, sale reported on Form 414,364$21.9M2026-09-16SEC
2026-09-14S, sale reported on Form 4181$275.6K2026-09-16SEC
2026-09-14S, sale reported on Form 43,075$4.7M2026-09-16SEC
2026-09-14S, sale reported on Form 42,280$3.5M2026-09-16SEC
2026-09-14S, sale reported on Form 44,080$6.2M2026-09-16SEC
2026-09-14S, sale reported on Form 4359$549.0K2026-09-16SEC
2026-09-14S, sale reported on Form 41,200$1.8M2026-09-16SEC
2026-09-14S, sale reported on Form 4700$1.1M2026-09-16SEC
2026-09-14S, sale reported on Form 41,695$2.6M2026-09-16SEC
2026-09-14S, sale reported on Form 43,200$4.9M2026-09-16SEC
2026-09-14S, sale reported on Form 41,480$2.3M2026-09-16SEC
2026-09-14S, sale reported on Form 4864$1.3M2026-09-16SEC
2026-09-14S, sale reported on Form 4360$555.1K2026-09-16SEC
2026-09-17S, sale reported on Form 440$62.7K2026-09-21SEC
2026-09-17S, sale reported on Form 49,604$15.1M2026-09-21SEC
2026-09-17S, sale reported on Form 4910$1.4M2026-09-21SEC
2026-09-17S, sale reported on Form 44,558$7.2M2026-09-21SEC
2026-09-17S, sale reported on Form 41,157$1.8M2026-09-21SEC
2026-09-17S, sale reported on Form 4306$481.4K2026-09-21SEC
2026-09-17S, sale reported on Form 42,588$4.1M2026-09-21SEC
2026-09-17S, sale reported on Form 42,778$4.4M2026-09-21SEC
2026-09-17S, sale reported on Form 44,139$6.5M2026-09-21SEC
2026-09-17S, sale reported on Form 42,876$4.5M2026-09-21SEC
2026-09-17S, sale reported on Form 4640$1.0M2026-09-21SEC
2026-09-17S, sale reported on Form 41,480$2.3M2026-09-21SEC
2026-09-17S, sale reported on Form 41,080$1.7M2026-09-21SEC
2026-09-17S, sale reported on Form 41,520$2.4M2026-09-21SEC
2026-09-17S, sale reported on Form 4165$261.9K2026-09-21SEC

Automatic Data Processing INC (ADP)

Director · 5 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1713941) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-27 · For informational purposes only, not investment advice.
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