Transocean Ltd. - Shares, $0.10 par value (RIG)

Historical Holders from Q1 2014 to Q3 2025

Symbol: RIG on NYSE
Type / Class: Equity / Shares, $0.10 par value
Shares outstanding: 944,735,653
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares, excl. options: 748,777,085
Holdings value: $2,336,202,526
% of all portfolios: 0.01%
Number of holders: 442
Number of buys: 244
Number of sells: -148
Average buys %: +0.01%
Average sells %: -0%

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Significant Owners of Transocean Ltd. - Shares, $0.10 par value (RIG)

Filer	Ownership	Change %	Holdings Value	Net Change	Nb Shares	Change %	Reporting Name	Report Period
Mohn Frederik Wilhelm	10.1%		$292,934,184		95,418,301		Frederik W. Mohn	30 Sep 2025
BlackRock, Inc.	6.4%		$123,458,727		56,117,603		BlackRock, Inc.	31 Mar 2025
Capital World Investors	4.6%	-15%	$88,489,751	-$17,683,721	40,222,614	-16.7%	Capital World Investors	31 Dec 2024
PRIMECAP MANAGEMENT CO/CA/	1.49%		$37,542,425		13,126,722		PRIMECAP MANAGEMENT CO/CA/	30 Jun 2025

Institutional Holders of Transocean Ltd. - Shares, $0.10 par value (RIG)

Period	Reported Shares, Excl. Options	Value, Excl. Options	Change	Puts Notional Value	Calls Notional Value	Price	Investors
2025 Q3	748,777,085	$2,336,202,526	+$469,993,604	$85,082,372	$49,078,102	$3.12	442
2025 Q2	600,402,432	$1,555,215,783	-$26,519,287	$42,623,215	$27,585,060	$2.59	418
2025 Q1	605,500,336	$1,919,496,140	-$14,393,262	$50,975,609	$35,050,956	$3.17	402
2024 Q4	609,720,063	$2,286,338,730	-$10,536,398	$65,138,071	$73,455,675	$3.75	438
2024 Q3	605,032,090	$2,570,118,382	-$18,923,418	$83,315,058	$78,071,543	$4.25	417
2024 Q2	602,231,084	$3,223,214,035	+$276,475,185	$100,325,604	$96,373,635	$5.35	411
2024 Q1	548,361,294	$3,443,769,240	-$5,648,253	$175,986,952	$168,361,776	$6.28	419
2023 Q4	547,216,208	$3,474,784,440	-$36,782,804	$264,469,720	$216,368,940	$6.35	423
2023 Q3	539,993,633	$4,431,352,889	+$218,553,775	$261,749,543	$250,976,065	$8.21	422
2023 Q2	509,700,039	$3,572,411,033	-$102,290,964	$240,876,231	$213,062,682	$7.01	384
2023 Q1	525,695,763	$3,343,549,352	+$400,351,452	$281,751,052	$231,976,658	$6.36	392
2022 Q4	463,083,127	$2,111,673,406	+$316,189,137	$156,304,743	$134,257,288	$4.56	362
2022 Q3	397,277,077	$981,353,984	+$39,402,605	$89,757,353	$62,060,260	$2.47	285
2022 Q2	381,315,055	$1,269,865,701	-$766,289	$95,486,556	$40,049,300	$3.33	286
2022 Q1	379,347,582	$1,733,881,945	+$254,683,979	$97,617,143	$64,030,477	$4.57	303
2021 Q4	325,364,612	$898,136,470	-$3,376,313	$68,211,892	$29,290,000	$2.76	275
2021 Q3	322,720,420	$1,222,983,895	-$78,703,928	$94,809,781	$54,177,000	$3.79	260
2021 Q2	342,122,590	$1,546,427,015	+$60,965,835	$93,770,840	$62,328,000	$4.52	276
2021 Q1	329,199,307	$1,168,532,551	+$119,839,668	$77,147,500	$39,181,000	$3.55	250
2020 Q4	293,634,044	$678,350,900	+$31,015,574	$75,439,503	$23,479,945	$2.31	223
2020 Q3	294,245,615	$237,459,540	-$64,814,605	$27,247,000	$15,315,000	$0.8069	219
2020 Q2	352,989,993	$645,998,226	-$87,947,928	$58,720,000	$23,942,000	$1.83	258
2020 Q1	435,016,463	$504,398,932	-$135,837,904	$38,892,000	$15,248,000	$1.16	275
2019 Q4	433,867,027	$2,985,185,489	-$8,988,990	$247,069,000	$142,777,000	$6.88	347
2019 Q3	439,748,899	$1,965,212,212	-$73,906,203	$157,045,000	$58,940,000	$4.47	357
2019 Q2	445,466,511	$2,854,464,163	+$58,493,519	$221,919,000	$108,278,000	$6.41	362
2019 Q1	435,676,560	$3,795,651,520	-$187,695,698	$247,497,000	$118,978,000	$8.71	417
2018 Q4	464,518,562	$3,224,181,096	+$451,884,837	$444,674,000	$205,626,000	$6.94	398
2018 Q3	380,419,550	$5,306,071,109	+$662,584,642	$1,012,221,000	$427,217,000	$13.95	415
2018 Q2	331,585,200	$4,456,062,304	-$63,259,934	$877,512,000	$327,226,000	$13.44	412
2018 Q1	339,159,904	$3,358,007,294	+$454,555,865	$312,847,000	$97,979,000	$9.9	405
2017 Q4	292,126,022	$3,120,330,356	-$46,583,566	$321,885,800	$142,039,400	$10.68	402
2017 Q3	288,269,834	$3,101,333,477	+$237,320,538	$270,410,000	$151,057,000	$10.76	382
2017 Q2	267,762,674	$2,203,307,165	-$73,864,989	$188,425,000	$87,730,000	$8.23	397
2017 Q1	266,778,871	$3,320,025,370	+$465,383,875	$258,248,000	$182,243,000	$12.45	419
2016 Q4	248,782,899	$3,666,738,914	+$55,081,175	$425,810,000	$309,027,000	$14.74	403
2016 Q3	253,252,768	$2,696,095,406	-$184,123,994	$364,225,000	$192,229,000	$10.66	383
2016 Q2	265,796,444	$3,159,803,512	-$97,860,206	$352,500,000	$181,777,000	$11.89	372
2016 Q1	273,351,208	$2,496,301,320	+$115,498,059	$348,398,000	$179,066,000	$9.14	359
2015 Q4	260,578,049	$3,227,317,181	+$31,041,074	$584,751,000	$236,966,000	$12.38	359
2015 Q3	258,593,652	$3,339,672,341	+$351,348,791	$1,156,507,000	$281,920,000	$12.92	381
2015 Q2	230,663,735	$3,718,289,106	-$26,913,700	$665,960,000	$222,176,000	$16.12	391
2015 Q1	232,356,114	$3,406,754,345	-$295,116,392	$826,042,000	$260,963,000	$14.67	390
2014 Q4	249,485,388	$4,572,162,856	+$96,003,435	$1,175,071,000	$333,834,000	$18.33	427
2014 Q3	241,824,012	$7,724,392,123	+$519,861,623	$981,202,000	$451,186,000	$31.97	478
2014 Q2	223,350,961	$10,058,418,621	+$237,420,073	$846,563,906	$427,225,106	$45.03	498
2014 Q1	220,857,657	$9,109,191,060	+$318,917,861	$563,234,000	$269,836,000	$41.34	498