David A Duffield
10% Owner at WDAY
Data refreshed: Oct 11, 2026, 11:42 PM UTC
Total filings
92
Buys
0
$0
Sells
81
$197M
Grants & other
0
$0
Recent filings
| Filed | Symbol | Type | Qty | Value |
|---|---|---|---|---|
| Oct 7, 2026 | WDAY Workday, Inc. | OTHER | 99,228 | — |
| Oct 7, 2026 | WDAY Workday, Inc. | SELL | 2,800 | $517K |
| Oct 7, 2026 | WDAY Workday, Inc. | SELL | 10,284 | $1.9M |
| Oct 7, 2026 | WDAY Workday, Inc. | SELL | 45,984 | $8.6M |
| Oct 7, 2026 | WDAY Workday, Inc. | SELL | 10,054 | $1.9M |
| Oct 7, 2026 | WDAY Workday, Inc. | SELL | 19,534 | $3.7M |
| Oct 7, 2026 | WDAY Workday, Inc. | SELL | 10,572 | $2.0M |
| Oct 5, 2026 | WDAY Workday, Inc. | OTHER | 98,446 | — |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 5,300 | $974K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 9,035 | $1.7M |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 14,166 | $2.6M |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 48,972 | $9.1M |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 4,764 | $893K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 1,809 | $341K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 3,800 | $725K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 3,900 | $747K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 600 | $115K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 4,600 | $893K |
| Oct 5, 2026 | WDAY Workday, Inc. | SELL | 1,500 | $292K |
| Sep 30, 2026 | WDAY Workday, Inc. | OTHER | 98,971 | — |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 2,000 | $365K |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 3,496 | $643K |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 1,904 | $352K |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 1,700 | $316K |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 1,100 | $205K |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 23,779 | $4.5M |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 37,993 | $7.2M |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 23,095 | $4.4M |
| Sep 30, 2026 | WDAY Workday, Inc. | SELL | 3,904 | $744K |
| Sep 24, 2026 | WDAY Workday, Inc. | OTHER | 99,613 | — |
| Sep 24, 2026 | WDAY Workday, Inc. | SELL | 2,324 | $439K |
| Sep 24, 2026 | WDAY Workday, Inc. | SELL | 1,776 | $337K |
| Sep 24, 2026 | WDAY Workday, Inc. | SELL | 4,849 | $926K |
| Sep 24, 2026 | WDAY Workday, Inc. | SELL | 63,855 | $12M |
| Sep 24, 2026 | WDAY Workday, Inc. | SELL | 24,934 | $4.8M |
| Sep 24, 2026 | WDAY Workday, Inc. | SELL | 1,875 | $363K |
| Sep 21, 2026 | WDAY Workday, Inc. | OTHER | 94,089 | — |
| Sep 21, 2026 | WDAY Workday, Inc. | SELL | 34,859 | $6.8M |
| Sep 21, 2026 | WDAY Workday, Inc. | SELL | 47,201 | $9.2M |
| Sep 21, 2026 | WDAY Workday, Inc. | SELL | 12,029 | $2.4M |
| Sep 17, 2026 | WDAY Workday, Inc. | OTHER | 96,545 | — |
| Sep 17, 2026 | WDAY Workday, Inc. | SELL | 25,163 | $4.8M |
| Sep 17, 2026 | WDAY Workday, Inc. | SELL | 17,487 | $3.4M |
| Sep 17, 2026 | WDAY Workday, Inc. | SELL | 26,152 | $5.0M |
| Sep 17, 2026 | WDAY Workday, Inc. | SELL | 23,875 | $4.6M |
| Sep 17, 2026 | WDAY Workday, Inc. | SELL | 3,868 | $752K |
| Sep 14, 2026 | WDAY Workday, Inc. | OTHER | 100,780 | — |
| Sep 14, 2026 | WDAY Workday, Inc. | SELL | 27,883 | $5.1M |
| Sep 14, 2026 | WDAY Workday, Inc. | SELL | 23,551 | $4.4M |
| Sep 14, 2026 | WDAY Workday, Inc. | SELL | 24,465 | $4.6M |