DUFFIELD DAVID A — SEC Form 4 filings
SEC reporting owner CIK 938071. 75 Form 4 filings on record with FilingPulse; latest filed 2026-09-17.
Transaction summary — filings shown
Covers the 50 most recent of 75 filings on record, filed 2024-12-26 to 2026-09-17. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 325 legs across 50 filings — 4,447,972 shares, $810,020,913 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 98.
- Largest priced transaction: sale of 55,253 shares @ $216.04 ($11,936,748) in Workday, Inc., filed 2025-12-18.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Workday, Inc. (WDAY) | 10% owner | 50 | — | 325 legs · 4,447,972 sh · $810,020,913 | 98 |
Form 4 filings — DUFFIELD DAVID A
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-17 | 4 | Workday, Inc. (WDAY) | Conversion (C): 96,545 @ $0 · Sale (S): 25,163 @ $190.71 · Sale (S): 17,487 @ $191.63 · Sale (S): 26,152 @ $192.73 · Sale (S): 23,875 @ $193.57 · Sale (S): 3,868 @ $194.39 · +1 more | EDGAR |
| 2026-09-14 | 4 | Workday, Inc. (WDAY) | Conversion (C): 100,780 @ $0 · Sale (S): 27,883 @ $184.33 · Sale (S): 23,551 @ $184.98 · Sale (S): 24,465 @ $186.26 · Sale (S): 22,388 @ $187.05 · Sale (S): 2,493 @ $187.75 · +1 more | EDGAR |
| 2026-09-09 | 4 | Workday, Inc. (WDAY) | Conversion (C): 90,615 @ $0 · Sale (S): 13,666 @ $195.81 · Sale (S): 6,241 @ $196.73 · Sale (S): 31,605 @ $198.11 · Sale (S): 30,048 @ $198.87 · Sale (S): 7,631 @ $199.91 · +4 more | EDGAR |
| 2026-09-03 | 4 | Workday, Inc. (WDAY) | Conversion (C): 94,961 @ $0 · Sale (S): 4,036 @ $197.38 · Sale (S): 36,729 @ $198.29 · Sale (S): 35,196 @ $199.01 · Sale (S): 4,800 @ $200.14 · Sale (S): 4,100 @ $201.40 · +5 more | EDGAR |
| 2026-07-13 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 1,400 @ $130.63 · Sale (S): 1,800 @ $132.07 · Sale (S): 1,700 @ $133.12 · Sale (S): 500 @ $134.01 · Sale (S): 14,299 @ $135.48 · +5 more | EDGAR |
| 2026-07-07 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 2,106 @ $129.82 · Sale (S): 13,550 @ $130.81 · Sale (S): 11,348 @ $131.79 · Sale (S): 7,953 @ $132.73 · Sale (S): 2,476 @ $133.99 · +6 more | EDGAR |
| 2026-07-01 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 6,100 @ $120.00 · Sale (S): 16,870 @ $121.06 · Sale (S): 53,176 @ $122.17 · Sale (S): 31,354 @ $122.73 · Conversion (C): 107,500 (derivative) @ $0 | EDGAR |
| 2026-06-29 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 30,074 @ $114.14 · Sale (S): 28,998 @ $114.98 · Sale (S): 19,825 @ $116.06 · Sale (S): 17,064 @ $116.95 · Sale (S): 9,739 @ $118.03 · +2 more | EDGAR |
| 2026-06-24 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 16,008 @ $112.08 · Sale (S): 49,759 @ $112.92 · Sale (S): 6,920 @ $114.15 · Sale (S): 7,033 @ $114.94 · Sale (S): 3,900 @ $116.16 · +5 more | EDGAR |
| 2026-06-18 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 20,317 @ $121.96 · Sale (S): 11,478 @ $123.08 · Sale (S): 8,100 @ $124.15 · Sale (S): 17,156 @ $125.18 · Sale (S): 27,209 @ $126.34 · +3 more | EDGAR |
| 2026-06-15 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 9,200 @ $126.01 · Sale (S): 10,724 @ $126.88 · Sale (S): 15,860 @ $127.99 · Sale (S): 54,009 @ $128.88 · Sale (S): 9,470 @ $129.63 · +2 more | EDGAR |
| 2026-06-11 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 7,419 @ $135.54 · Sale (S): 16,810 @ $136.52 · Sale (S): 18,389 @ $137.35 · Sale (S): 24,452 @ $138.40 · Sale (S): 17,240 @ $139.45 · +2 more | EDGAR |
| 2026-06-08 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 35,471 @ $148.52 · Sale (S): 36,475 @ $149.26 · Sale (S): 18,891 @ $150.40 · Sale (S): 13,548 @ $151.28 · Sale (S): 3,115 @ $152.22 · +1 more | EDGAR |
| 2026-06-03 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 1,347 @ $150.18 · Sale (S): 1,833 @ $151.15 · Sale (S): 688 @ $152.47 · Sale (S): 4,992 @ $153.68 · Sale (S): 11,980 @ $154.46 · +5 more | EDGAR |
| 2026-04-13 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 29,388 @ $111.06 · Sale (S): 29,705 @ $111.93 · Sale (S): 39,607 @ $112.93 · Sale (S): 1,900 @ $113.71 · Sale (S): 3,200 @ $115.16 · +2 more | EDGAR |
| 2026-04-07 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 18,924 @ $128.97 · Sale (S): 74,430 @ $129.61 · Sale (S): 13,346 @ $130.29 · Sale (S): 800 @ $132.01 · Conversion (C): 107,500 (derivative) @ $0 | EDGAR |
| 2026-04-02 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 3,800 @ $128.09 · Sale (S): 16,932 @ $129.05 · Sale (S): 72,781 @ $129.84 · Sale (S): 13,887 @ $130.67 · Sale (S): 100 @ $131.41 · +1 more | EDGAR |
| 2026-03-30 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 53,496 @ $127.85 · Sale (S): 32,727 @ $128.40 · Sale (S): 19,077 @ $129.46 · Sale (S): 2,200 @ $130.18 · Conversion (C): 107,500 (derivative) @ $0 | EDGAR |
| 2026-03-25 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 2,500 @ $134.66 · Sale (S): 21,592 @ $135.76 · Sale (S): 48,797 @ $136.89 · Sale (S): 34,611 @ $137.55 · Conversion (C): 107,500 (derivative) @ $0 | EDGAR |
| 2026-03-20 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 10,700 @ $131.35 · Sale (S): 62,150 @ $132.37 · Sale (S): 27,136 @ $133.07 · Sale (S): 6,114 @ $134.14 · Sale (S): 1,400 @ $134.87 · +1 more | EDGAR |
| 2026-03-17 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 26,820 @ $131.67 · Sale (S): 41,934 @ $132.25 · Sale (S): 22,046 @ $133.34 · Sale (S): 14,156 @ $134.36 · Sale (S): 2,544 @ $135.14 · +1 more | EDGAR |
| 2026-03-12 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 4,300 @ $140.02 · Sale (S): 14,176 @ $141.16 · Sale (S): 52,631 @ $142.02 · Sale (S): 31,693 @ $142.78 · Sale (S): 2,000 @ $144.20 · +4 more | EDGAR |
| 2026-03-09 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 2,175 @ $145.17 · Sale (S): 22,649 @ $146.42 · Sale (S): 70,401 @ $147.27 · Sale (S): 11,475 @ $148.18 · Sale (S): 800 @ $148.81 · +1 more | EDGAR |
| 2026-03-04 | 4 | Workday, Inc. (WDAY) | Conversion (C): 107,500 @ $0 · Sale (S): 10,497 @ $133.29 · Sale (S): 56,954 @ $134.07 · Sale (S): 30,557 @ $134.98 · Sale (S): 9,492 @ $135.69 · Conversion (C): 107,500 (derivative) @ $0 | EDGAR |
| 2026-01-09 | 4 | Workday, Inc. (WDAY) | Conversion (C): 82,884 @ $0 · Sale (S): 8,360 @ $207.66 · Sale (S): 9,240 @ $208.42 · Sale (S): 27,639 @ $209.68 · Sale (S): 28,462 @ $210.43 · Sale (S): 9,183 @ $211.10 · +1 more | EDGAR |
| 2026-01-06 | 4 | Workday, Inc. (WDAY) | Conversion (C): 81,479 @ $0 · Sale (S): 8,811 @ $202.65 · Sale (S): 14,862 @ $203.81 · Sale (S): 15,339 @ $204.63 · Sale (S): 26,512 @ $205.79 · Sale (S): 8,010 @ $206.47 · +8 more | EDGAR |
| 2025-12-29 | 4 | Workday, Inc. (WDAY) | Conversion (C): 80,279 @ $0 · Sale (S): 24,922 @ $214.32 · Sale (S): 50,857 @ $215.29 · Sale (S): 3,800 @ $216.01 · Sale (S): 700 @ $216.88 · Conversion (C): 80,279 (derivative) @ $0 | EDGAR |
| 2025-12-18 | 4 | Workday, Inc. (WDAY) | Conversion (C): 81,434 @ $0 · Sale (S): 16,881 @ $215.17 · Sale (S): 55,253 @ $216.04 · Sale (S): 8,000 @ $217.04 · Sale (S): 1,300 @ $217.71 · Conversion (C): 81,434 (derivative) @ $0 | EDGAR |
| 2025-12-04 | 4 | Workday, Inc. (WDAY) | Conversion (C): 82,025 @ $0 · Sale (S): 7,007 @ $210.77 · Sale (S): 31,752 @ $211.57 · Sale (S): 28,555 @ $212.63 · Sale (S): 14,511 @ $213.35 · Sale (S): 200 @ $214.09 · +7 more | EDGAR |
| 2025-10-10 | 4 | Workday, Inc. (WDAY) | Conversion (C): 75,053 @ $0 · Sale (S): 3,400 @ $233.21 · Sale (S): 9,489 @ $234.26 · Sale (S): 12,978 @ $235.18 · Sale (S): 8,656 @ $236.30 · Sale (S): 30,595 @ $237.27 · +2 more | EDGAR |
| 2025-10-03 | 4 | Workday, Inc. (WDAY) | Conversion (C): 72,696 @ $0 · Sale (S): 17,621 @ $232.12 · Sale (S): 21,484 @ $232.70 · Sale (S): 4,491 @ $233.53 · Sale (S): 1,100 @ $234.97 · Sale (S): 1,000 @ $235.74 · +7 more | EDGAR |
| 2025-09-25 | 4 | Workday, Inc. (WDAY) | Conversion (C): 72,118 @ $0 · Sale (S): 26,608 @ $240.27 · Sale (S): 15,405 @ $241.13 · Sale (S): 10,998 @ $242.05 · Sale (S): 13,006 @ $243.21 · Sale (S): 5,901 @ $243.93 · +2 more | EDGAR |
| 2025-09-17 | 4 | Workday, Inc. (WDAY) | Sale (S): 4,502 @ $221.00 · Sale (S): 4,206 @ $222.10 · Sale (S): 4,323 @ $222.90 · Sale (S): 1,969 @ $223.88 · Conversion (C): 78,564 @ $0 · Sale (S): 30,941 @ $218.99 · +6 more | EDGAR |
| 2025-09-04 | 4 | Workday, Inc. (WDAY) | Conversion (C): 75,817 @ $0 · Sale (S): 23,392 @ $227.50 · Sale (S): 40,825 @ $228.28 · Sale (S): 11,600 @ $229.06 · Conversion (C): 75,817 (derivative) @ $0 | EDGAR |
| 2025-07-10 | 4 | Workday, Inc. (WDAY) | Conversion (C): 72,551 @ $0 · Sale (S): 13,638 @ $237.76 · Sale (S): 12,713 @ $238.36 · Sale (S): 13,864 @ $239.81 · Sale (S): 24,379 @ $240.53 · Sale (S): 7,157 @ $241.57 · +2 more | EDGAR |
| 2025-07-03 | 4 | Workday, Inc. (WDAY) | Conversion (C): 72,917 @ $0 · Sale (S): 2,482 @ $237.10 · Sale (S): 15,911 @ $238.25 · Sale (S): 46,591 @ $239.08 · Sale (S): 6,620 @ $240.13 · Sale (S): 1,313 @ $240.78 · +1 more | EDGAR |
| 2025-06-26 | 4 | Workday, Inc. (WDAY) | Conversion (C): 73,971 @ $0 · Sale (S): 29,828 @ $238.16 · Sale (S): 42,793 @ $238.97 · Sale (S): 1,350 @ $239.96 · Conversion (C): 73,971 (derivative) @ $0 | EDGAR |
| 2025-06-18 | 4 | Workday, Inc. (WDAY) | Sale (S): 4,230 @ $244.39 · Sale (S): 6,775 @ $245.25 · Sale (S): 3,330 @ $246.34 · Sale (S): 665 @ $247.09 · Conversion (C): 71,240 @ $0 · Sale (S): 27,561 @ $242.82 · +5 more | EDGAR |
| 2025-06-03 | 4 | Workday, Inc. (WDAY) | Conversion (C): 70,648 @ $0 · Sale (S): 4,000 @ $244.28 · Sale (S): 5,972 @ $245.43 · Sale (S): 14,085 @ $246.30 · Sale (S): 38,764 @ $247.30 · Sale (S): 7,827 @ $247.95 · +1 more | EDGAR |
| 2025-04-10 | 4 | Workday, Inc. (WDAY) | Conversion (C): 81,275 @ $0 · Sale (S): 2,900 @ $208.49 · Sale (S): 5,360 @ $209.34 · Sale (S): 9,821 @ $210.34 · Sale (S): 3,100 @ $211.45 · Sale (S): 1,300 @ $212.38 · +9 more | EDGAR |
| 2025-04-03 | 4 | Workday, Inc. (WDAY) | Conversion (C): 74,937 @ $0 · Sale (S): 5,717 @ $230.63 · Sale (S): 11,261 @ $231.61 · Sale (S): 23,122 @ $232.61 · Sale (S): 14,981 @ $233.52 · Sale (S): 19,856 @ $234.29 · +1 more | EDGAR |
| 2025-03-26 | 4 | Workday, Inc. (WDAY) | Conversion (C): 70,144 @ $0 · Sale (S): 24,895 @ $249.31 · Sale (S): 26,730 @ $250.27 · Sale (S): 10,612 @ $250.99 · Sale (S): 7,907 @ $252.26 · Conversion (C): 70,144 (derivative) @ $0 | EDGAR |
| 2025-03-18 | 4 | Workday, Inc. (WDAY) | Sale (S): 600 @ $240.30 · Sale (S): 2,700 @ $241.43 · Sale (S): 1,801 @ $242.54 · Sale (S): 6,547 @ $243.64 · Sale (S): 3,052 @ $244.45 · Sale (S): 300 @ $245.11 · +11 more | EDGAR |
| 2025-03-05 | 4 | Workday, Inc. (WDAY) | Conversion (C): 66,455 @ $0 · Sale (S): 13,111 @ $254.42 · Sale (S): 2,844 @ $255.42 · Sale (S): 1,758 @ $256.49 · Sale (S): 997 @ $257.67 · Sale (S): 639 @ $258.92 · +7 more | EDGAR |
| 2025-01-15 | 4 | Workday, Inc. (WDAY) | Sale (S): 10,233 @ $245.69 · Sale (S): 34,029 @ $246.33 · Sale (S): 11,738 @ $247.32 | EDGAR |
| 2025-01-10 | 4 | Workday, Inc. (WDAY) | Conversion (C): 70,090 @ $0 · Sale (S): 2,584 @ $252.39 · Sale (S): 14,194 @ $253.72 · Sale (S): 42,503 @ $254.67 · Sale (S): 9,185 @ $255.40 · Sale (S): 1,624 @ $256.28 · +1 more | EDGAR |
| 2025-01-07 | 4 | Workday, Inc. (WDAY) | Sale (S): 15,120 @ $252.65 · Sale (S): 18,825 @ $253.64 · Sale (S): 17,018 @ $254.66 · Sale (S): 3,737 @ $255.38 · Sale (S): 1,200 @ $256.65 · Sale (S): 100 @ $257.38 | EDGAR |
| 2025-01-06 | 4 | Workday, Inc. (WDAY) | Conversion (C): 67,822 @ $0 · Sale (S): 15,452 @ $250.80 · Sale (S): 23,253 @ $251.77 · Sale (S): 12,145 @ $252.69 · Sale (S): 3,287 @ $253.54 · Sale (S): 1,850 @ $254.71 · +5 more | EDGAR |
| 2024-12-31 | 4 | Workday, Inc. (WDAY) | Sale (S): 7,711 @ $259.95 · Sale (S): 7,773 @ $260.93 · Sale (S): 25,466 @ $261.99 · Sale (S): 14,424 @ $262.61 · Sale (S): 626 @ $264.12 | EDGAR |
| 2024-12-26 | 4 | Workday, Inc. (WDAY) | Sale (S): 14,658 @ $264.67 · Sale (S): 22,732 @ $265.50 · Sale (S): 15,438 @ $266.48 · Sale (S): 2,422 @ $267.27 · Sale (S): 141 @ $268.65 · Sale (S): 109 @ $269.12 · +1 more | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-09 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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