SEC Insider Transactions from Tonnel David A.

Last updated: 2026-03-26 21:02 UTC | Total transactions: 26

Tonnel David A has filed 26 insider transactions across 2 companies since January 2023.

Most recent transaction: a option exercise of 9710 shares of NUSCALE POWER Corp ($SMR) on March 24, 2026.

Activity breakdown: 0 open-market purchases and 9 sales.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 24, 2026 NUSCALE POWER Corp $SMR Tonnel David A Chief Accounting Officer M Restricted Stock Unit 9710 $0.00 19,421.0000 223,201,115 33.33% 0.00%
March 25, 2026 NUSCALE POWER Corp $SMR Tonnel David A Chief Accounting Officer S Class A Common Stock 2290 $11.85 7,420.0000 223,201,115 23.58% 0.00%
March 24, 2026 NUSCALE POWER Corp $SMR Tonnel David A Chief Accounting Officer M Class A Common Stock 9710 $0.00 9,710.0000 223,201,115 9999.99% 0.00%
Feb. 28, 2026 NUSCALE POWER Corp $SMR Tonnel David A Chief Accounting Officer A Restricted Stock Unit 54474 $0.00 54,474.0000 223,201,115 9999.99% 0.02%
March 1, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 64735 $5.09 688,220.0000 768,000,000 10.38% 0.01%
March 1, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 71002 $5.09 759,222.0000 768,000,000 10.32% 0.01%
March 1, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 35655 $5.09 794,877.0000 768,000,000 4.70% 0.00%
March 4, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER F Registered Shares 67789 $5.08 727,088.0000 768,000,000 8.53% 0.01%
Feb. 8, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 345780 $0.00 763,569.0000 768,000,000 82.76% 0.05%
Feb. 9, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER F Registered Shares 140084 $5.08 623,485.0000 768,000,000 18.35% 0.02%
Feb. 8, 2024 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER A Restricted Units 135777 $0.00 135,777.0000 768,000,000 9999.99% 0.02%
Aug. 31, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 57259 $8.22 417,789.0000 761,000 12.05% 7.52%
July 18, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 1754 $8.76 475,048.0000 761,000 0.37% 0.23%
April 17, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 12000 $6.53 476,802.0000 728,000,000 2.45% 0.00%
March 2, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER F Registered Shares 84612 $6.76 488,802.0000 699,000,000 14.76% 0.01%
March 1, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 71002 $7.08 573,414.0000 699,000,000 14.13% 0.01%
March 1, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 64734 $7.08 502,412.0000 699,000,000 14.79% 0.01%
March 1, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 69611 $7.08 437,678.0000 699,000,000 18.91% 0.01%
Feb. 15, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 24857 $7.38 368,067.0000 699,000,000 6.33% 0.00%
Feb. 9, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER A Restricted Units 106967 $0.00 106,967.0000 699,000,000 9999.99% 0.02%
Feb. 9, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER M Registered Shares 268499 $0.00 501,898.0000 699,000,000 115.04% 0.04%
Feb. 10, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER F Registered Shares 108974 $7.20 392,924.0000 699,000,000 21.71% 0.02%
Feb. 1, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 43668 $6.94 233,399.0000 699,000,000 15.76% 0.01%
Jan. 18, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 14541 $6.15 277,067.0000 699,000,000 4.99% 0.00%
Jan. 10, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 34267 $5.45 291,608.0000 699,000,000 10.52% 0.00%
Jan. 6, 2023 Transocean Ltd. $RIG Tonnel David A SVP - CHIEF ACCOUNTING OFFICER S Registered Shares 13069 $4.95 325,875.0000 699,000,000 3.86% 0.00%