Skip to main content

Duffield David A

In the past year, 33 open-market sale filings worth $517.4M and no purchases.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
$517.4M
33 filings
Net
−$517.4M
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Duffield David A as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 24, 2026 (view filing)8:40 PM ETSep 231 dayDuffield David A10% OwnerSSaleClass A Common Stock−99.6K$192.14−$19.1M−48.7%105.0K after6 lots10b5-1
Sep 21, 2026 (view filing)7:09 PM ETSep 183 daysDuffield David A10% OwnerSSaleClass A Common Stock−94.1K$194.69−$18.3M−47.2%105.0K after3 lots10b5-1
Sep 17, 2026 (view filing)4:24 PM ETSep 152 daysDuffield David A10% OwnerSSaleClass A Common Stock−96.5K$192.28−$18.6M−47.9%105.0K after5 lots10b5-1
Sep 14, 2026 (view filing)4:42 PM ETSep 104 daysDuffield David A10% OwnerSSaleClass A Common Stock−100.8K$185.64−$18.7M−49.0%105.0K after5 lots10b5-1
Sep 9, 2026 (view filing)5:52 PM ETSep 45 daysDuffield David A10% OwnerSSaleClass A Common Stock−90.6K$198.14−$18.0M−46.3%105.0K after8 lots10b5-1
Sep 3, 2026 (view filing)4:25 PM ETSep 12 daysDuffield David A10% OwnerSSaleClass A Common Stock−95.0K$199.29−$18.9M−47.5%105.0K after9 lots10b5-1
Jul 13, 2026 (view filing)4:28 PM ETJul 94 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$136.74−$14.7M−50.6%105.0K after9 lots10b5-1
Jul 7, 2026 (view filing)4:49 PM ETJul 61 dayDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$135.24−$14.5M−50.6%105.0K after10 lots10b5-1
Jul 1, 2026 (view filing)5:02 PM ETJun 301 dayDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$122.04−$13.1M−50.6%105.0K after4 lots10b5-1
Jun 29, 2026 (view filing)Jun 254 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$115.60−$12.4M−50.6%105.0K after6 lots10b5-1
Jun 24, 2026 (view filing)Jun 222 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$114.25−$12.3M−50.6%105.0K after9 lots10b5-1
Jun 18, 2026 (view filing)Jun 171 dayDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$124.99−$13.4M−50.6%105.0K after7 lots10b5-1
Jun 15, 2026 (view filing)Jun 123 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$128.52−$13.8M−50.6%105.0K after6 lots10b5-1
Jun 11, 2026 (view filing)Jun 92 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$138.32−$14.9M−50.6%105.0K after6 lots10b5-1
Jun 8, 2026 (view filing)Jun 44 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$149.56−$16.1M−50.6%105.0K after5 lots10b5-1
Jun 3, 2026 (view filing)Jun 12 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$156.64−$16.8M−50.6%105.0K after9 lots10b5-1
Apr 13, 2026 (view filing)Apr 94 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$112.33−$12.1M−50.6%105.0K after6 lots10b5-1
Apr 7, 2026 (view filing)Apr 61 dayDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$129.60−$13.9M−50.6%105.0K after4 lots10b5-1
Apr 2, 2026 (view filing)Mar 312 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$129.76−$13.9M−50.6%105.0K after5 lots10b5-1
Mar 30, 2026 (view filing)Mar 264 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$128.35−$13.8M−50.6%105.0K after4 lots10b5-1
Mar 25, 2026 (view filing)Mar 232 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$136.82−$14.7M−50.6%105.0K after4 lots10b5-1
Mar 20, 2026 (view filing)Mar 182 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$132.58−$14.3M−50.6%105.0K after5 lots10b5-1
Mar 17, 2026 (view filing)Mar 134 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$132.68−$14.3M−50.6%105.0K after5 lots10b5-1
Mar 12, 2026 (view filing)Mar 102 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$142.18−$15.3M−50.6%105.0K after8 lots10b5-1
Mar 9, 2026 (view filing)Mar 54 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$147.16−$15.8M−50.6%105.0K after5 lots10b5-1
Mar 4, 2026 (view filing)Mar 22 daysDuffield David A10% OwnerSSaleClass A Common Stock−107.5K$134.40−$14.4M−50.6%105.0K after4 lots10b5-1
Jan 9, 2026 (view filing)Jan 81 dayDuffield David A10% OwnerSSaleClass A Common Stock−82.9K$209.75−$17.4M−44.1%105.0K after5 lots10b5-1
Jan 6, 2026 (view filing)Jan 24 daysDuffield David A10% OwnerSSaleClass A Common Stock−81.5K$205.30−$16.7M−43.7%105.0K after12 lots10b5-1
Dec 29, 2025 (view filing)Dec 236 daysDuffield David A10% OwnerSSaleClass A Common Stock−80.3K$215.04−$17.3M−43.3%105.0K after4 lots10b5-1
Dec 18, 2025 (view filing)Dec 162 daysDuffield David A10% OwnerSSaleClass A Common Stock−81.4K$215.98−$17.6M−43.7%105.0K after4 lots10b5-1
Dec 4, 2025 (view filing)Dec 22 daysDuffield David A10% OwnerSSaleClass A Common Stock−82.0K$212.19−$17.4M−43.8%105.0K after5 lots10b5-1
Oct 10, 2025 (view filing)Oct 82 daysDuffield David A10% OwnerSSaleClass A Common Stock−75.1K$236.35−$17.7M−42.2%103.0K after6 lots10b5-1
Oct 3, 2025 (view filing)Oct 12 daysDuffield David A10% OwnerSSaleClass A Common Stock−72.7K$235.09−$17.1M−41.4%103.0K after11 lots10b5-1
Sep 25, 2025 (view filing)Sep 232 daysDuffield David A10% OwnerSSaleClass A Common Stock−72.1K$241.57−$17.4M−41.2%103.0K after6 lots10b5-1
Sep 17, 2025 (view filing)Sep 152 daysDuffield David A10% OwnerSSaleClass A Common Stock−15.0K$222.23−$3.33M−50.0%15.0K after4 lots10b5-1
Sep 17, 2025 (view filing)Sep 161 dayDuffield David A10% OwnerSSaleClass A Common Stock−78.6K$220.12−$17.3M−43.3%103.0K after6 lots10b5-1
Sep 4, 2025 (view filing)Sep 22 daysDuffield David A10% OwnerSSaleClass A Common Stock−75.8K$228.16−$17.3M−42.4%103.0K after3 lots10b5-1
Jul 10, 2025 (view filing)Jul 82 daysDuffield David A10% OwnerSSaleClass A Common Stock−72.6K$239.61−$17.4M−41.3%103.0K after6 lots10b5-1
Jul 3, 2025 (view filing)Jul 12 daysDuffield David A10% OwnerSSaleClass A Common Stock−72.9K$238.96−$17.4M−41.5%103.0K after5 lots10b5-1
Jun 26, 2025 (view filing)Jun 242 daysDuffield David A10% OwnerSSaleClass A Common Stock−74.0K$238.66−$17.7M−41.8%103.0K after3 lots10b5-1
Jun 18, 2025 (view filing)Jun 162 daysDuffield David A10% OwnerSSaleClass A Common Stock−15.0K$245.33−$3.68M−33.3%30.0K after4 lots10b5-1
Jun 18, 2025 (view filing)Jun 171 dayDuffield David A10% OwnerSSaleClass A Common Stock−71.2K$244.31−$17.4M−40.9%103.0K after5 lots10b5-1
Jun 3, 2025 (view filing)Jun 21 dayDuffield David A10% OwnerSSaleClass A Common Stock−70.6K$246.84−$17.4M−40.7%103.0K after5 lots10b5-1
Apr 10, 2025 (view filing)Apr 82 daysDuffield David A10% OwnerSSaleClass A Common Stock−81.3K$214.68−$17.4M−44.1%103.0K after13 lots10b5-1
Apr 3, 2025 (view filing)Apr 12 daysDuffield David A10% OwnerSSaleClass A Common Stock−74.9K$232.94−$17.5M−42.1%103.0K after5 lots10b5-1
Mar 26, 2025 (view filing)Mar 242 daysDuffield David A10% OwnerSSaleClass A Common Stock−70.1K$250.26−$17.6M−40.5%103.0K after4 lots10b5-1
Mar 18, 2025 (view filing)Mar 144 daysDuffield David A10% OwnerSSaleClass A Common Stock−15.0K$243.17−$3.65M−25.0%45.0K after6 lots10b5-1
Mar 18, 2025 (view filing)Mar 171 dayDuffield David A10% OwnerSSaleClass A Common Stock−71.7K$248.58−$17.8M−41.0%103.0K after9 lots10b5-1
Mar 5, 2025 (view filing)Mar 32 daysDuffield David A10% OwnerSSaleClass A Common Stock−66.5K$259.52−$17.2M−39.2%103.0K after11 lots10b5-1
Jan 15, 2025 (view filing)Jan 132 daysDuffield David A10% OwnerSSaleClass A Common Stock−56.0K$246.42−$13.8M−48.3%60.0K after3 lots10b5-1