🕵️ Workday, Inc. ($WDAY)
SEC insider & ownership activity, last 12 months · CIK 1327811 · every row links its SEC filing
Over the last 12 months insiders sold $481.0M with no open-market buying against it. David A. Duffield sold $461.2M through a 10b5-1 trading plan in 187 lots (Sep–Jul). David A. Duffield trimmed 19.3% → 19.0%. One red-flag 8-K in the window: Impairment (2.06), Jan 30, 2026.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 8 sellers, $481.0M (257 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| David A. Duffield | 0 | – | 187 | $461.2M | Jul 9, 2026 |
| Enslin Robert | 0 | – | 14 | $6.1M | Jul 5, 2026 |
| Rowe Zane | 0 | – | 18 | $4.3M | Jul 7, 2026 |
| Gerrit S. Kazmaier | 0 | – | 11 | $3.8M | Jul 7, 2026 |
| C Eschenbach JR. & A Eschenbachco- (trustee) | 0 | – | 7 | $2.1M | Jan 5, 2026 |
| Richard Sauer | 0 | – | 8 | $1.3M | Jan 6, 2026 |
| Michael M. McNamara | 0 | – | 6 | $1.3M | Oct 10, 2025 |
| Mark Garfield | 0 | – | 6 | $967K | Jul 10, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| David A. Duffield | 19.0% | 13G | Feb 12, 2026 | filing ↗ | |
| Blackrock, Inc. | 8.2% | 13G | Feb 5, 2025 | filing ↗ | |
| Vanguard Capital Management | 7.6% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.6% | 13G | Apr 29, 2026 | filing ↗ | |
| Hotchkis and Wiley Capital Management, LLC | 5.1% | 13G | May 15, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Mark Garfield | $127K | Jul 10, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $14.8M | Jul 9, 2026 | filing ↗ |
| Gerrit Kazmaier | $376K | Jul 7, 2026 | filing ↗ |
| Zane Rowe | $1.7M | Jul 7, 2026 | filing ↗ |
| Enslin Robert | $715K | Jul 6, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $14.6M | Jul 6, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $13.3M | Jun 30, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $12.7M | Jun 25, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $12.6M | Jun 22, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $13.6M | Jun 17, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $14.0M | Jun 12, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $15.5M | Jun 9, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $15.8M | Jun 4, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $15.7M | Jun 1, 2026 | filing ↗ |
| Mark Garfield | $179K | Apr 10, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $12.8M | Apr 9, 2026 | filing ↗ |
| Gerrit Kazmaier | $1.2M | Apr 7, 2026 | filing ↗ |
| Zane Rowe | $778K | Apr 7, 2026 | filing ↗ |
| Enslin Robert | $709K | Apr 6, 2026 | filing ↗ |
| David A. Duffield Trust U/T/A 7/14/88 | $14.2M | Apr 6, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $13.8M | Mar 31, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $13.7M | Mar 26, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $14.6M | Mar 23, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $14.5M | Mar 18, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $14.4M | Mar 13, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $15.9M | Mar 10, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $15.4M | Mar 5, 2026 | filing ↗ |
| David A Duffield Trust U/T/A 7/14/88 | $14.4M | Mar 2, 2026 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Jan 8, 2026 | filing ↗ |
| Mark Garfield | $201K | Jan 8, 2026 | filing ↗ |
| Zane Rowe | $1.3M | Jan 6, 2026 | filing ↗ |
| Gerrit Kazmaier | $785K | Jan 6, 2026 | filing ↗ |
| Richard Sauer | $236K | Jan 6, 2026 | filing ↗ |
| Enslin Robert | $4.6M | Jan 5, 2026 | filing ↗ |
| C Eschenbach JR. & A Eschenbachco- (trustee) | $643K | Jan 5, 2026 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Jan 2, 2026 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Dec 23, 2025 | filing ↗ |
| Gerrit Kazmaier | $1.4M | Dec 19, 2025 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Dec 16, 2025 | filing ↗ |
| The DAVE & Cheryl Duffield Foundation | $3.4M | Dec 15, 2025 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Dec 2, 2025 | filing ↗ |
| Michael McNamara | $1.3M | Oct 10, 2025 | filing ↗ |
| Mark Garfield | $456K | Oct 9, 2025 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Oct 8, 2025 | filing ↗ |
| Richard Sauer | $553K | Oct 7, 2025 | filing ↗ |
| Eschenbach Family Trust | $1.5M | Oct 1, 2025 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Oct 1, 2025 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Sep 23, 2025 | filing ↗ |
| Richard Sauer | $254K | Sep 17, 2025 | filing ↗ |
| The David A Duffield Trust U/T/A 7/14/88 | $17.5M | Sep 16, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jun 16, 2026 | filing ↗ |
| Earnings (2.02) | May 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 20, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 5, 2026 | filing ↗ |
| Earnings (2.02) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 6, 2026 | filing ↗ |
| Earnings (2.02) | Jan 30, 2026 | filing ↗ |
| Exit or disposal costs (2.05) | Jan 30, 2026 | filing ↗ |
| Impairment (2.06) | Jan 30, 2026 | filing ↗ |
| Earnings (2.02) | Nov 25, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 25, 2025 | filing ↗ |
| Other events (8.01) | Sep 16, 2025 | filing ↗ |
| Other events (8.01) | Sep 15, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 15, 2025 | filing ↗ |
| Other events (8.01) | Aug 21, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 21, 2025 | filing ↗ |
| Earnings (2.02) | Aug 21, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 21, 2025 | filing ↗ |