InsiderClue
Stocks · Energy · Drilling Oil & Gas Wells

Transocean Ltd.

RIG Clue Score48
Switzerland Fiscal year ends December CIK 0001451505 Results filed 2 Nov 2026
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What the insiders did Net buying

Individual transactions

72
Insider
Date
Role
Action
Shares
Price
Amount
Chad C Deaton
2 Jul 2026
Director
Buy
35,000
$4.95
$173.25K
Frederik Wilhelm Mohn
24 Nov 2025
Director
Buy indirect
1,500,000
$4.02
$6.03M
Perestroika
24 Nov 2025
Director
Buy indirect
1,500,000
$4.02
$6.03M
Perestroika (Cyprus) Ltd
24 Nov 2025
Director
Buy
1,500,000
$4.02
$6.03M
Frederik Wilhelm Mohn
26 Sep 2025
Director
Buy indirect
4,000,000
$3.05
$12.20M
Perestroika
26 Sep 2025
Director
Buy indirect
4,000,000
$3.05
$12.20M
Perestroika (Cyprus) Ltd
26 Sep 2025
Director
Buy
4,000,000
$3.05
$12.20M
Vanessa C L Chang
30 Apr 2025
Director
Buy
10,000
$2.14
$21.40K
Frederik Wilhelm Mohn
12 Sep 2024
Director
Buy indirect
1,500,000
$4.13
$6.20M
Perestroika (Cyprus) Ltd
12 Sep 2024
Director
Buy
1,500,000
$4.13
$6.20M
Perestroika
12 Sep 2024
Director
Buy indirect
1,500,000
$4.13
$6.20M
Frederik Wilhelm Mohn
2 Aug 2024
Director
Buy indirect
2,000,000
$5.23
$10.46M
Perestroika
2 Aug 2024
Director
Buy indirect
2,000,000
$5.23
$10.46M
Perestroika (Cyprus) Ltd
2 Aug 2024
Director
Buy
2,000,000
$5.23
$10.46M
Frederik Wilhelm Mohn
15 May 2024
Director
Buy indirect
2,000,000
$6.01
$12.02M
Perestroika
15 May 2024
Director
Buy indirect
2,000,000
$6.01
$12.02M
Perestroika (Cyprus) Ltd
15 May 2024
Director
Buy
2,000,000
$6.01
$12.02M
Frederik Wilhelm Mohn
27 Feb 2024
Director
Buy indirect
1,000,000
$4.89
$4.89M
Perestroika
27 Feb 2024
Director
Buy indirect
1,000,000
$4.89
$4.89M
Perestroika (Cyprus) Ltd
27 Feb 2024
Director
Buy
1,000,000
$4.89
$4.89M
Frederik Wilhelm Mohn
15 Sep 2023
Director
Buy indirect
1,978,396
—
no price
Perestroika
15 Sep 2023
Director
Buy indirect
1,978,396
—
no price
Perestroika (Cyprus) Ltd
15 Sep 2023
Director
Buy
1,978,396
—
no price
Chad C Deaton
2 Mar 2023
Director
Buy
30,000
$7.40
$222.00K
Chad C Deaton
9 Nov 2022
Director
Buy
50,000
$4.07
$203.45K
Vanessa C L Chang
23 Jun 2022
Director
Buy
12,300
$3.21
$39.48K
Perestroika
13 May 2022
Director
Buy
2,000,000
$3.75
$7.50M
Frederik Wilhelm Mohn
13 May 2022
Director
Buy indirect
2,000,000
$3.75
$7.50M
Vanessa C L Chang
12 May 2022
Director
Buy indirect
5,000
$3.37
$16.85K
Vanessa C L Chang
11 May 2022
Director
Buy indirect
5,000
$3.61
$18.05K
Frederik Wilhelm Mohn
25 Jun 2021
Director
Buy indirect
1,000,000
$4.53
$4.53M
Perestroika
25 Jun 2021
Director
Buy
1,000,000
$4.53
$4.53M
Frederik Wilhelm Mohn
24 Jun 2021
Director
Buy indirect
1,000,000
$4.51
$4.51M
Perestroika
24 Jun 2021
Director
Buy
1,000,000
$4.51
$4.51M
Frederik Wilhelm Mohn
23 Jun 2021
Director
Buy indirect
1,000,000
$4.40
$4.40M
Perestroika
23 Jun 2021
Director
Buy
1,000,000
$4.40
$4.40M
Frederik Wilhelm Mohn
22 Jun 2021
Director
Buy indirect
1,000,000
$4.20
$4.20M
Perestroika
22 Jun 2021
Director
Buy
1,000,000
$4.20
$4.20M
Saint Victor Diane de
22 Jun 2021
Director
Buy
10,000
$4.18
$41.80K
Frederik Wilhelm Mohn
21 Jun 2021
Director
Buy indirect
1,000,000
$4.09
$4.09M
Perestroika
21 Jun 2021
Director
Buy
1,000,000
$4.09
$4.09M
Frederik Wilhelm Mohn
18 Jun 2021
Director
Buy indirect
1,000,000
$3.93
$3.93M
Perestroika
18 Jun 2021
Director
Buy
1,000,000
$3.93
$3.93M
Frederik Wilhelm Mohn
17 Jun 2021
Director
Buy indirect
1,900,000
$3.97
$7.54M
Perestroika
17 Jun 2021
Director
Buy
1,900,000
$3.97
$7.54M
Frederik Wilhelm Mohn
16 Jun 2021
Director
Buy indirect
2,000,000
$4.20
$8.40M
Perestroika
16 Jun 2021
Director
Buy
2,000,000
$4.20
$8.40M
Frederik Wilhelm Mohn
15 Jun 2021
Director
Buy indirect
3,000,000
$4.17
$12.51M
Perestroika
15 Jun 2021
Director
Buy
3,000,000
$4.17
$12.51M
Vanessa C L Chang
11 Mar 2020
Director
Buy
5,000
$1.45
$7.25K
Edward R Muller
9 Mar 2020
Director
Buy indirect
6,000
$1.71
$10.29K
Vanessa C L Chang
6 Mar 2020
Director
Buy
5,000
$2.83
$14.15K
Chad C Deaton
26 Feb 2020
Director
Buy
35,000
$3.55
$124.25K
Vanessa C L Chang
25 Feb 2020
Director
Buy
5,400
$3.70
$19.98K
Vanessa C L Chang
14 Aug 2019
Director
Buy
4,000
$4.00
$16.00K
Vanessa C L Chang
12 Aug 2019
Director
Buy
3,500
$4.19
$14.67K
Chad C Deaton
2 Aug 2019
Director
Buy
200
$5.29
$1.06K
Chad C Deaton
2 Aug 2019
Director
Buy
24,800
$5.29
$131.19K
Howard E Davis
28 Jun 2019
EVP, CAO & CIO
Buy indirect
98,049
$6.35
$622.61K
Vanessa C L Chang
6 Jun 2019
Director
Buy
4,300
$5.92
$25.46K
Vincent J Intrieri
7 May 2019
Director
Buy
100
$7.35
$734.50
Vincent J Intrieri
7 May 2019
Director
Buy
9,900
$7.35
$72.77K
Vanessa C L Chang
10 Dec 2018
Director
Buy
6,000
$8.00
$48.00K
Vincent J Intrieri
16 Aug 2018
Director
Buy
10,000
$10.62
$106.20K
Frederik Wilhelm Mohn
2 Mar 2018
Director
Buy indirect
1,000,000
$9.30
$9.30M
Perestroika
2 Mar 2018
Director
Buy
1,000,000
$9.30
$9.30M
Frederik Wilhelm Mohn
1 Mar 2018
Director
Buy indirect
1,000,000
$9.28
$9.28M
Perestroika
1 Mar 2018
Director
Buy
1,000,000
$9.28
$9.28M
Howard E Davis
17 Aug 2017
EVP, CAO & CIO
Buy indirect
20,000
$7.32
$146.40K
Howard E Davis
17 Aug 2017
EVP, CAO & CIO
Buy
14,500
$7.32
$106.14K
Howard E Davis
17 Aug 2017
EVP, CAO & CIO
Buy
5,500
$7.32
$40.26K
Vanessa C L Chang
17 Aug 2017
Director
Buy
2,000
$7.56
$15.12K
Show all 207 transactions →

What was left out

Form 4 filings counted 368
Amendments (4/A) skipped 14
Filings about a different issuer 2
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 16
Sales straight out of an exercise 0
Sales at will 37
Transactions with no price 3
Shares from compensation/vesting 219,482,719
Sales filed before the plan box existed 26
History held since 20 Jan 2009