SEC Insider Transactions from Armour Spencer D III.

Last updated: 2026-03-14 11:14 UTC | Total transactions: 12

Armour Spencer D III has filed 12 insider transactions across 2 companies since April 2023.

Most recent transaction: a disposition of 46715 shares of Viper Energy, Inc. ($VNOM) on August 19, 2025.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Aug. 19, 2025 Viper Energy, Inc. $VNOM Armour Spencer D III Director D Class A Common Stock 46715 $0.00 0.0000 157,458,390 100.00% 0.03%
May 21, 2025 ProPetro Holding Corp. $PUMP Armour Spencer D III Director A Restricted Stock Units 28181 $0.00 28,181.0000 103,168,656 9999.99% 0.03%
May 20, 2025 Viper Energy, Inc. $VNOM Armour Spencer D III Director A Class A Common Stock 4173 $0.00 46,715.0000 131,323,000 9.81% 0.00%
April 23, 2025 ProPetro Holding Corp. $PUMP Armour Spencer D III Director M Restricted Stock Units 17939 $0.00 0.0000 103,168,656 100.00% 0.02%
April 23, 2025 ProPetro Holding Corp. $PUMP Armour Spencer D III Director M Common Stock 17939 $0.00 117,091.0000 103,168,656 18.09% 0.02%
July 10, 2024 Viper Energy, Inc. $VNOM Armour Spencer D III Director A Class A Common Stock 2555 $0.00 42,542.0000 91,424,000 6.39% 0.00%
April 22, 2024 ProPetro Holding Corp. $PUMP Armour Spencer D III Director M Common Stock 21116 $0.00 99,152.0000 113,416,000 27.06% 0.02%
April 23, 2024 ProPetro Holding Corp. $PUMP Armour Spencer D III Director A Restricted Stock Units 17939 $0.00 17,939.0000 113,416,000 9999.99% 0.02%
April 22, 2024 ProPetro Holding Corp. $PUMP Armour Spencer D III Director M Restricted Stock Units 21116 $0.00 0.0000 113,416,000 100.00% 0.02%
May 12, 2023 ProPetro Holding Corp. $PUMP Armour Spencer D III Director A Restricted Stock Units 21116 $0.00 21,116.0000 106,939,000 9999.99% 0.02%
April 26, 2023 ProPetro Holding Corp. $PUMP Armour Spencer D III Director M Restricted Stock Units 10137 $0.00 0.0000 106,939,000 100.00% 0.01%
April 26, 2023 ProPetro Holding Corp. $PUMP Armour Spencer D III Director M Common Stock 10137 $0.00 78,036.0000 106,939,000 14.93% 0.01%