WDAY insider buying and SEC filings, explained
Workday, Inc. · CIK 1327811
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$574.0M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 12, 2026 | Planned (10b5-1) | Mark S. Garfield (Chief Accounting Officer) sold 918 shares at $189.45 ($174K), marked as a 10b5-1 plan trade. Holdings down 1% to 69,309 shares. | SEC filing Filed Oct 14, 2026, 4:18 PM ET |
| Oct 9, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 99,835 shares at about $187.55 ($18.7M), marked as a 10b5-1 plan trade. Holdings down 49% to 105,049 shares. | SEC filing Filed Oct 13, 2026, 6:03 PM ET |
| Oct 5, 2026 | Planned (10b5-1) | Robert Enslin (President / COO) sold 5,374 shares at about $187.00 ($1.0M), marked as a 10b5-1 plan trade. Holdings down 2% to 226,233 shares. | SEC filing Filed Oct 7, 2026, 6:01 PM ET |
| Oct 6, 2026 | Planned (10b5-1) | Zane Rowe (CFO) sold 6,000 shares at about $187.23 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 2% to 269,642 shares. | SEC filing Filed Oct 7, 2026, 6:00 PM ET |
| Oct 6, 2026 | Planned (10b5-1) | Gerrit S Kazmaier (President / COO) sold 2,729 shares at about $187.28 ($511K), marked as a 10b5-1 plan trade. Holdings down 1% to 251,314 shares. | SEC filing Filed Oct 7, 2026, 5:58 PM ET |
| Oct 6, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 99,228 shares at about $187.32 ($18.6M), marked as a 10b5-1 plan trade. Holdings down 49% to 105,049 shares. | SEC filing Filed Oct 7, 2026, 4:21 PM ET |
| Oct 1, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 98,446 shares at about $187.07 ($18.4M), marked as a 10b5-1 plan trade. Holdings down 48% to 105,049 shares. | SEC filing Filed Oct 5, 2026, 4:23 PM ET |
| Sep 28, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 98,971 shares at about $188.56 ($18.7M), marked as a 10b5-1 plan trade. Holdings down 49% to 105,049 shares. | SEC filing Filed Sep 30, 2026 |
| Sep 23, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 99,613 shares at about $192.14 ($19.1M), marked as a 10b5-1 plan trade. Holdings down 49% to 105,049 shares. | SEC filing Filed Sep 24, 2026 |
| Sep 18, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 94,089 shares at about $194.69 ($18.3M), marked as a 10b5-1 plan trade. Holdings down 47% to 105,049 shares. | SEC filing Filed Sep 21, 2026 |
| Sep 15, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 96,545 shares at about $192.28 ($18.6M), marked as a 10b5-1 plan trade. Holdings down 48% to 105,049 shares. | SEC filing Filed Sep 17, 2026 |
| Sep 10, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 100,780 shares at about $185.64 ($18.7M), marked as a 10b5-1 plan trade. Holdings down 49% to 105,049 shares. | SEC filing Filed Sep 14, 2026 |
| Sep 4, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 90,615 shares at about $198.14 ($18.0M), marked as a 10b5-1 plan trade. Holdings down 46% to 105,049 shares. | SEC filing Filed Sep 9, 2026 |
| Sep 1, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 94,961 shares at about $199.29 ($18.9M), marked as a 10b5-1 plan trade. Holdings down 47% to 105,049 shares. | SEC filing Filed Sep 3, 2026 |
| Jul 10, 2026 | Planned (10b5-1) | Mark S. Garfield (Chief Accounting Officer) sold 918 shares at $142.19 ($131K), marked as a 10b5-1 plan trade. Holdings down 1% to 73,718 shares. | SEC filing Filed Jul 14, 2026 |
| Jul 9, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $136.73 ($14.7M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jul 13, 2026 |
| Jul 6, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $135.24 ($14.5M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jul 7, 2026 |
| Jul 7, 2026 | Planned (10b5-1) | Gerrit S Kazmaier (President / COO) sold 2,728 shares at about $143.62 ($392K), marked as a 10b5-1 plan trade. Holdings down 1% to 266,388 shares. | SEC filing Filed Jul 7, 2026 |
| Jul 5, 2026 | Planned (10b5-1) | Robert Enslin (President / COO) sold 5,374 shares at about $134.90 ($725K), marked as a 10b5-1 plan trade. Holdings down 2% to 239,469 shares. | SEC filing Filed Jul 7, 2026 |
| Jul 7, 2026 | Planned (10b5-1) | Zane Rowe (CFO) sold 6,000 shares at about $143.70 ($862K), marked as a 10b5-1 plan trade. Holdings down 2% to 288,460 shares. | SEC filing Filed Jul 7, 2026 |
| Jun 30, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $122.04 ($13.1M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jul 1, 2026 |
| Jun 25, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $115.60 ($12.4M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 29, 2026 |
| Jun 22, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $114.25 ($12.3M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 24, 2026 |
| Jun 17, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $124.99 ($13.4M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 18, 2026 |
| Jun 12, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $128.52 ($13.8M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 15, 2026 |
| Jun 9, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $138.32 ($14.9M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 11, 2026 |
| Jun 4, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $149.56 ($16.1M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 8, 2026 |
| Jun 1, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $156.64 ($16.8M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Jun 3, 2026 |
| Apr 10, 2026 | Planned (10b5-1) | Mark S. Garfield (Chief Accounting Officer) sold 1,585 shares at $113.05 ($179K), marked as a 10b5-1 plan trade. Holdings down 5% to 31,467 shares. | SEC filing Filed Apr 14, 2026 |
| Apr 9, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $112.33 ($12.1M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Apr 13, 2026 |
| Apr 6, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $129.60 ($13.9M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Apr 7, 2026 |
| Apr 7, 2026 | Planned (10b5-1) | Gerrit S Kazmaier (President / COO) sold 9,356 shares at $128.39 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 5% to 165,074 shares. | SEC filing Filed Apr 7, 2026 |
| Apr 6, 2026 | Planned (10b5-1) | Robert Enslin (President / COO) sold 5,373 shares at about $129.41 ($695K), marked as a 10b5-1 plan trade. Holdings down 3% to 165,414 shares. | SEC filing Filed Apr 7, 2026 |
| Apr 7, 2026 | Planned (10b5-1) | Zane Rowe (CFO) sold 6,000 shares at about $128.22 ($769K), marked as a 10b5-1 plan trade. Holdings down 3% to 217,930 shares. | SEC filing Filed Apr 7, 2026 |
| Mar 31, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $129.76 ($13.9M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Apr 2, 2026 |
| Mar 26, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $128.35 ($13.8M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 30, 2026 |
| Mar 23, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $136.82 ($14.7M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 25, 2026 |
| Mar 18, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $132.58 ($14.3M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 20, 2026 |
| Mar 13, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $132.68 ($14.3M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 17, 2026 |
| Mar 10, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $142.18 ($15.3M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 12, 2026 |
| Mar 5, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $147.16 ($15.8M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 9, 2026 |
| Mar 2, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 107,500 shares at about $134.40 ($14.4M), marked as a 10b5-1 plan trade. Holdings down 51% to 105,049 shares. | SEC filing Filed Mar 4, 2026 |
| Jan 8, 2026 | Planned (10b5-1) | Mark S. Garfield (Chief Accounting Officer) sold 953 shares at $209.56 ($200K), marked as a 10b5-1 plan trade. Holdings down 3% to 35,336 shares. | SEC filing Filed Jan 9, 2026 |
| Jan 8, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 82,884 shares at about $209.75 ($17.4M), marked as a 10b5-1 plan trade. Holdings down 44% to 105,049 shares. | SEC filing Filed Jan 9, 2026 |
| Jan 6, 2026 | Planned (10b5-1) | Gerrit S Kazmaier (President / COO) sold 3,759 shares at about $208.73 ($785K), marked as a 10b5-1 plan trade. Holdings down 3% to 105,167 shares. | SEC filing Filed Jan 7, 2026 |
| Jan 5, 2026 | Planned (10b5-1) | Robert Enslin (President / COO) sold 22,185 shares at about $210.18 ($4.7M), marked as a 10b5-1 plan trade. Holdings down 17% to 106,330 shares. | SEC filing Filed Jan 7, 2026 |
| Jan 6, 2026 | Planned (10b5-1) | Richard Harry Sauer (Chief Legal Officer & Secty) sold 1,130 shares at $210.00 ($237K), marked as a 10b5-1 plan trade. Holdings down 1% to 85,398 shares. | SEC filing Filed Jan 7, 2026 |
| Jan 6, 2026 | Planned (10b5-1) | Zane Rowe (CFO) sold 6,000 shares at about $208.75 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 4% to 159,158 shares. | SEC filing Filed Jan 7, 2026 |
| Jan 5, 2026 | Planned (10b5-1) | Carl M. Eschenbach (CEO and Director) sold 3,125 shares indirectly (by trust) at $210.00 ($656K), marked as a 10b5-1 plan trade. Holdings by trust down 15% to 17,097 shares. | SEC filing Filed Jan 7, 2026 |
| Jan 2, 2026 | Planned (10b5-1) | David A. Duffield (10% owner) sold 81,479 shares at about $205.30 ($16.7M), marked as a 10b5-1 plan trade. Holdings down 44% to 105,049 shares. | SEC filing Filed Jan 6, 2026 |
| Dec 23, 2025 | Planned (10b5-1) | David A. Duffield (10% owner) sold 80,279 shares at about $215.04 ($17.3M), marked as a 10b5-1 plan trade. Holdings down 43% to 105,049 shares. | SEC filing Filed Dec 29, 2025 |
| Dec 19, 2025 | Planned (10b5-1) | Gerrit S Kazmaier (President / COO) sold 6,547 shares at about $218.76 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 6% to 111,353 shares. | SEC filing Filed Dec 23, 2025 |
| Dec 16, 2025 | Planned (10b5-1) | David A. Duffield (10% owner) sold 81,434 shares at about $215.98 ($17.6M), marked as a 10b5-1 plan trade. Holdings down 44% to 105,049 shares. | SEC filing Filed Dec 18, 2025 |
| Dec 2, 2025 | Planned (10b5-1) | David A. Duffield (10% owner) sold 82,025 shares at about $212.19 ($17.4M), marked as a 10b5-1 plan trade. Holdings down 44% to 105,049 shares. | SEC filing Filed Dec 4, 2025 |
92 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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