Primecap Management’s Transocean RIG Stock Holding History

Primecap Management’s Portfolio RIG Stock Details RIG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$17.1M	Sell	2,573,290 -1,411,680	-35%	-$7.95M	0.01%	244
2025 Q4	$16.5M	Sell	3,984,970 -6,097,020	-60%	-$23.7M	0.01%	238
2025 Q3	$31.5M	Sell	10,081,990 -3,030,832	-23%	-$9.14M	0.02%	221
2025 Q2	$34M	Sell	13,112,822 -40,723,249	-76%	-$105M	0.03%	214
2025 Q1	$171M	Sell	53,836,071 -980,340	-2%	-$3.44M	0.14%	105
2024 Q4	$206M	Sell	54,816,411 -1,525,758	-3%	-$6.34M	0.16%	102
2024 Q3	$239M	Buy	56,342,169 +222,680	+0.4%	+$1.1M	0.18%	93
2024 Q2	$300M	Buy	56,119,489 +375,450	+0.7%	+$2.17M	0.22%	83
2024 Q1	$350M	Buy	55,744,039 +5,044,650	+10%	+$27.5M	0.26%	73
2023 Q4	$322M	Buy	50,699,389 +5,168,000	+11%	+$34.6M	0.25%	79
2023 Q3	$374M	Buy	45,531,389 +66,300	+0.1%	+$542K	0.32%	71
2023 Q2	$319M	Sell	45,465,089 -856,900	-2%	-$5.3M	0.27%	78
2023 Q1	$295M	Sell	46,321,989 -242,500	-0.5%	-$1.56M	0.26%	82
2022 Q4	$212M	Sell	46,564,489 -388,617	-0.8%	-$1.5M	0.19%	95
2022 Q3	$116M	Sell	46,953,106 -111,200	-0.2%	-$356K	0.11%	122
2022 Q2	$157M	Sell	47,064,306 -329,300	-0.7%	-$1.33M	0.14%	111
2022 Q1	$217M	Sell	47,393,606 -130,400	-0.3%	-$496K	0.16%	110
2021 Q4	$131M	Sell	47,524,006 -423,000	-0.9%	-$1.44M	0.09%	141
2021 Q3	$182M	Sell	47,947,006 -98,300	-0.2%	-$358K	0.13%	119
2021 Q2	$217M	Sell	48,045,306 -401,400	-0.8%	-$1.52M	0.15%	113
2021 Q1	$172M	Sell	48,446,706 -96,400	-0.2%	-$335K	0.12%	122
2020 Q4	$112M	Sell	48,543,106 -530,500	-1%	-$780K	0.08%	147
2020 Q3	$39.6M	Sell	49,073,606 -821,700	-2%	-$1.34M	0.03%	183
2020 Q2	$91.3M	Sell	49,895,306 -1,809,400	-3%	-$2.81M	0.08%	138
2020 Q1	$60M	Sell	51,704,706 -1,530,800	-3%	-$5.97M	0.06%	145
2019 Q4	$366M	Buy	53,235,506 +85,800	+0.2%	+$442K	0.27%	84
2019 Q3	$238M	Buy	53,149,706 +1,687,000	+3%	+$8.95M	0.19%	101
2019 Q2	$330M	Buy	51,462,706 +17,538,067	+52%	+$130M	0.24%	95
2019 Q1	$295M	Buy	33,924,639 +100,000	+0.3%	+$857K	0.22%	103
2018 Q4	$235M	Buy	33,824,639 +1,655,800	+5%	+$16.9M	0.19%	106
2018 Q3	$449M	Buy	32,168,839 +18,121,494	+129%	+$225M	0.3%	74
2018 Q2	$189M	Sell	14,047,345 -8,550	-0.1%	-$105K	0.14%	118
2018 Q1	$139M	Sell	14,055,895 -166,562	-1%	-$1.71M	0.1%	133
2017 Q4	$152M	Sell	14,222,457 -117,600	-0.8%	-$1.22M	0.12%	126
2017 Q3	$154M	Sell	14,340,057 -207,000	-1%	-$1.78M	0.13%	127
2017 Q2	$120M	Sell	14,547,057 -77,350	-0.5%	-$790K	0.1%	134
2017 Q1	$182M	Sell	14,624,407 -98,400	-0.7%	-$1.35M	0.17%	107
2016 Q4	$217M	Sell	14,722,807 -1,315,200	-8%	-$15.6M	0.21%	92
2016 Q3	$171M	Sell	16,038,007 -426,629	-3%	-$4.51M	0.17%	105
2016 Q2	$196M	Sell	16,464,636 -1,026,500	-6%	-$10.5M	0.21%	97
2016 Q1	$160M	Sell	17,491,136 -358,800	-2%	-$3.57M	0.17%	104
2015 Q4	$221M	Sell	17,849,936 -650,300	-4%	-$9.38M	0.23%	87
2015 Q3	$239M	Sell	18,500,236 -3,596,539	-16%	-$49.9M	0.27%	80
2015 Q2	$356M	Sell	22,096,775 -3,856,611	-15%	-$69.5M	0.35%	70
2015 Q1	$381M	Sell	25,953,386 -3,602,100	-12%	-$58.4M	0.37%	66
2014 Q4	$542M	Sell	29,555,486 -5,053,093	-15%	-$126M	0.55%	50
2014 Q3	$1.11B	Buy	34,608,579 +3,153,953	+10%	+$123M	1.18%	23
2014 Q2	$1.42B	Buy	31,454,626 +912,060	+3%	+$38.8M	1.55%	16
2014 Q1	$1.26B	Buy	30,542,566 +13,080,705	+75%	+$569M	1.43%	16
2013 Q4	$863M	Buy	17,461,861 +5,995,387	+52%	+$293M	1.04%	24
2013 Q3	$510M	Buy	11,466,474 +4,792,374	+72%	+$227M	0.67%	40
2013 Q2	$320M	Buy	+6,674,100	New	+$340M	0.46%	62

Other funds holding RIG

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

SPC

Slate Path Capital New York $6.73B AUM 95.97% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

PGA

Pilgrim Global Advisors Reno, Nevada $772M AUM 51.79% 1-Year Est. Return

Primecap Management's RIG Position: Q1 2026 in Review

Primecap Management reduced its Transocean (RIG) stake by 35% in Q1 2026, selling an estimated $7.95M and leaving 2,573,290 shares worth $17.1M. The position accounts for 0.01% of the portfolio, ranked #244.

Primecap Management first reported a position in RIG in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.42B in Q2 2014. 536 funds tracked by Wall St. Rank hold RIG as of Q1 2026.

Primecap Management held 2,573,290 shares of Transocean worth $17.1M as of Q1 2026.
Primecap Management sold 1,411,680 Transocean shares in Q1 2026, an estimated $7.95M.
Transocean made up 0.01% of Primecap Management's portfolio in Q1 2026, its #244 holding.
Primecap Management first reported a position in Transocean in Q2 2013 and has held it in 52 quarters since.
Primecap Management's Transocean position peaked at $1.42B in Q2 2014.
536 funds tracked by Wall St. Rank held Transocean as of Q1 2026.

Based on Primecap Management's 13F filing for Q1 2026, filed 11 May 2026.