How many shares of RIG does PRIMECAP MANAGEMENT CO/CA/ own?

As of 2026-Q2, PRIMECAP MANAGEMENT CO/CA/ holds 2.5M shares of RIG (TRANSOCEAN LTD).

What is PRIMECAP MANAGEMENT CO/CA/'s RIG position worth?

As of 2026-Q2, PRIMECAP MANAGEMENT CO/CA/'s RIG position is worth $12.2M.

Is PRIMECAP MANAGEMENT CO/CA/ buying or selling RIG?

In 2026-Q2, PRIMECAP MANAGEMENT CO/CA/ decreased their RIG position (-3.1% change in shares).

When did PRIMECAP MANAGEMENT CO/CA/ first buy RIG?

Based on available 13F filings, PRIMECAP MANAGEMENT CO/CA/ first reported a position in RIG in 2018-Q4. They have held the position across 31 quarters.

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PRIMECAP MANAGEMENT CO/CA/

RIG
31 quarters

Position history for PRIMECAP MANAGEMENT CO/CA/'s holdings in TRANSOCEAN LTD

Current Value

$12.2M

Current Shares

2.5M

Total Value Change

-$222.6M

Total Shares Change

-31.3M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	2.5M	-3.1%	$12.2M	0.0%	$4.89	0
2026-Q1	Decreased	2.6M	-35.4%	$17.1M	0.0%	$6.11	0
2025-Q4	Decreased	4M	-60.5%	$16.5M	0.0%	$4.13	0
2025-Q3	Decreased	10.1M	-23.1%	$31.5M	0.0%	$3.11	0
2025-Q2	Decreased	13.1M	-75.6%	$34M	0.0%	$2.58	0
2025-Q1	Decreased	53.8M	-1.8%	$170.7M	0.1%	$3.20	0
2024-Q4	Decreased	54.8M	-2.7%	$205.6M	0.2%	$3.66	0
2024-Q3	Increased	56.3M	+0.4%	$239.5M	0.2%	$4.31	37
2024-Q2	Increased	56.1M	+0.7%	$300.2M	0.2%	$5.35	37
2024-Q1	Increased	55.7M	+9.9%	$350.1M	0.3%	$6.28	41
2023-Q4	Increased	50.7M	+11.3%	$321.9M	0.3%	$6.35	41
2023-Q3	Increased	45.5M	+0.1%	$373.8M	0.3%	$8.21	37
2023-Q2	Decreased	45.5M	-1.9%	$318.7M	0.3%	$6.42	0
2023-Q1	Decreased	46.3M	-0.5%	$294.6M	0.3%	$6.45	0
2022-Q4	Decreased	46.6M	-0.8%	$212.3M	0.2%	$4.56	0
2022-Q3	Decreased	47M	-0.2%	$116M	0.1%	$2.48	0
2022-Q2	Decreased	47.1M	-0.7%	$156.7M	0.1%	$3.48	0
2022-Q1	Decreased	47.4M	-0.3%	$216.6M	0.2%	$4.77	0
2021-Q4	Decreased	47.5M	-0.9%	$131.2M	0.1%	$2.84	0
2021-Q3	Decreased	47.9M	-0.2%	$181.7M	0.1%	$3.79	0
2021-Q2	Decreased	48M	-0.8%	$217.2M	0.1%	$4.65	0
2021-Q1	Decreased	48.4M	-0.2%	$172M	0.1%	$3.43	0
2020-Q4	Decreased	48.5M	-1.1%	$112.1M	0.1%	$2.28	0
2020-Q3	Decreased	49.1M	-1.6%	$39.6M	0.0%	$0.84	0
2020-Q2	Decreased	49.9M	-3.5%	$91.3M	0.1%	$1.78	0
2020-Q1	Decreased	51.7M	-2.9%	$60M	0.1%	$1.15	0
2019-Q4	Increased	53.2M	+0.2%	$366.3M	0.3%	$6.80	37
2019-Q3	Increased	53.1M	+3.3%	$237.6M	0.2%	$4.53	38
2019-Q2	Increased	51.5M	+51.7%	$329.9M	0.2%	$6.41	52
2019-Q1	Increased	33.9M	+0.3%	$295.5M	0.2%	$8.71	37
2018-Q4	New	33.8M	-	$234.7M	0.2%	$7.01	51

Other major holders of RIG: BlackRock, Inc., VANGUARD GROUP INC, BlackRock Finance, Inc.

RIG31 quarters

RIG
31 quarters