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David A Duffield

10% owner

David A Duffield (10% owner) filed 32 Form 4 reports in the trailing twelve months (0 purchases, 32 sales, 1 filed past the two-business-day deadline), most often in Workday, Inc. (WDAY). The largest single filing was $18.9M of WDAY (94,861 sh across 8 lots, as filed), executed Sep 1.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
32
0 buys · 32 sells · 1 late
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$497.8M
shares × price, as filed
Last traded
Sep 18
Filed today

Median ADV $812.6M across their filed names

Open performance
Volume by month
$102.5M$51.2M$0Oct 2024Apr 2025Oct 2025Apr 2026Oct 2024 · sells $75.3MDec 2024 · sells $80.4MJan 2025 · sells $62.9MMar 2025 · sells $56.2MApr 2025 · sells $34.9MJun 2025 · sells $56.2MJul 2025 · sells $34.8MSep 2025 · sells $55.3MOct 2025 · sells $34.8MDec 2025 · sells $52.2MJan 2026 · sells $33.9MMar 2026 · sells $102.5MApr 2026 · sells $39.9MJun 2026 · sells $99.7MJul 2026 · sells $42.3MSep 2026 · sells $92.4M
Buys $0 Sells $953.8M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Technology 33 filings

Sector per market data · by filing · past 12 months

Most traded names
WDAY Workday, Inc. WDAY · 0 buys · 57 sells 57 filings
Recent filings
WDAYSALE Workday, Inc. View filing → $18.3M
94,089 sh across 3 lots
Exec Sep 18
Filed Sep 21 · 7:09 PM ET
WDAYSALE Workday, Inc. View filing → $18.6M
96,545 sh across 5 lots
Exec Sep 15
Filed Sep 17 · 4:24 PM ET
WDAYSALE Workday, Inc. View filing → $18.7M
100,780 sh across 5 lots
Exec Sep 10
Filed Sep 14 · 4:42 PM ET
WDAYSALE Workday, Inc. View filing → $17.9M
90,391 sh across 7 lots
Exec Sep 4
Filed Sep 9 · 5:52 PM ET
WDAYSALE Workday, Inc. View filing → $18.9M
94,861 sh across 8 lots
Exec Sep 1
Filed Sep 3 · 4:25 PM ET
WDAYSALE Workday, Inc. View filing → $14.6M
106,900 sh across 7 lots
Exec Jul 9
Filed Jul 13 · 4:28 PM ET
WDAYSALE Workday, Inc. View filing → $14.5M
107,400 sh across 9 lots
Exec Jul 6
Filed Jul 7 · 4:49 PM ET
WDAYSALE Workday, Inc. View filing → $13.1M
107,500 sh across 4 lots
Exec Jun 30
Filed Jul 1 · 5:02 PM ET
More filings →