Get the app!
Back to Trades

DUFFIELD DAVID A

10% OwnerCIK 0000938071

Largest Purchase

No open-market purchases in the recent filings.

Profile

Filings
29
Buy transactions
0
Sell transactions
183
Companies
1
Active
2025–2026

DUFFIELD DAVID A, 10% Owner, has filed 29 SEC reports (2025–2026), all concentrated in Workday, Inc. (WDAY), totaling $447.2M in disclosed volume. Weighing $0 bought versus $447.2M sold, the history is heavily weighted toward selling. Data is sourced from official SEC Form 3, 4, and 5 filings.

Trading History

29 loaded
Jul 13WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.7M
Jul 7WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.5M
Jul 1WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$13.1M
Jun 29WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$12.4M
Jun 24WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$12.3M
Jun 18WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$13.4M
Jun 15WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$13.8M
Jun 11WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.9M
Jun 8WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$16.1M
Jun 3WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$16.8M
Apr 13WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$12.1M
Apr 7WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$13.9M
Mar 30WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$13.8M
Mar 25WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.7M
Mar 20WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.3M
Mar 17WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.3M
Mar 12WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$15.3M
Mar 9WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$15.8M
Mar 4WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$14.4M
Jan 6WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$16.7M
Dec 29WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.3M
Dec 18WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.6M
Dec 4WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.4M
Oct 10WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.7M
Oct 3WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.1M
Sep 25WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.4M
Sep 17WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$20.6M
Sep 4WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.3M
Jul 10WDAY
Workday, Inc.
DUFFIELD DAVID A10% OwnerSell$17.4M

29 filings