DUFFIELD DAVID A Insider Trading -- Recent SEC Form 4 Transactions
DUFFIELD DAVID A (CIK 938071) reported 325 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-10-07). Recent activity: Buy WDAY (99,228 shares), Sell WDAY (2,800 shares), Sell WDAY (10,284 shares), Sell WDAY (45,984 shares), Sell WDAY (10,054 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Buy | 99,228 | $0 |
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Sell | 2,800 | $517,450 |
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Sell | 10,284 | $1.9M |
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Sell | 45,984 | $8.6M |
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Sell | 10,054 | $1.9M |
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Sell | 19,534 | $3.7M |
| 2026-10-07 | Workday, Inc. (WDAY) | 10% Owner | Sell | 10,572 | $2.0M |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 4,764 | $893,230 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 5,300 | $974,483 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 9,035 | $1.7M |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 14,166 | $2.6M |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 48,972 | $9.1M |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Buy | 98,446 | $0 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 1,809 | $340,708 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 3,800 | $725,222 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 3,900 | $746,780 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 600 | $115,354 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 4,600 | $892,533 |
| 2026-10-05 | Workday, Inc. (WDAY) | 10% Owner | Sell | 1,500 | $292,149 |
| 2026-09-30 | Workday, Inc. (WDAY) | 10% Owner | Buy | 98,971 | $0 |
| 2026-09-30 | Workday, Inc. (WDAY) | 10% Owner | Sell | 2,000 | $365,336 |
| 2026-09-30 | Workday, Inc. (WDAY) | 10% Owner | Sell | 3,496 | $642,827 |
| 2026-09-30 | Workday, Inc. (WDAY) | 10% Owner | Sell | 1,904 | $351,604 |
| 2026-09-30 | Workday, Inc. (WDAY) | 10% Owner | Sell | 1,700 | $315,824 |
| 2026-09-30 | Workday, Inc. (WDAY) | 10% Owner | Sell | 1,100 | $205,477 |
Source: SEC Form 4 filings · as of 2026-10-07