Transocean Ownership | Who Owns Transocean?

Overview Forecast RevenueFinancials Chart Transcripts

Transocean Ownership Summary

Transocean is owned by 67.53% institutional investors, 15.52% insiders, and 16.95% retail investors. Vanguard group is the largest institutional shareholder, holding 8.97% of RIG shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.86% of its assets in Transocean shares.

RIG Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Transocean	67.53%	15.52%	16.95%
Sector	Energy Stocks	108.48%	14.45%	-22.93%
Industry	Oil & Gas Drilling Stocks	76.69%	8.75%	14.56%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	78.81M	8.97%	$295.54M
Blackrock funding, inc. /de	74.54M	8.39%	$193.07M
Blackrock	64.85M	7.92%	$346.96M
Dimensional fund advisors lp	40.01M	4.55%	$150.03M
Capital world investors	36.74M	4.14%	$95.16M
Morgan stanley	23.67M	2.89%	$126.64M
American century companies	23.45M	2.64%	$60.73M
State street	17.65M	2.15%	$94.42M
Pilgrim global advisors	17.85M	2.02%	$56.58M
Geode capital management	17.21M	1.96%	$64.55M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Kailix advisors	2.72M	10.91%	$7.05M
Pilgrim global advisors	17.85M	10.69%	$56.58M
Solus alternative asset management lp	4.47M	4.14%	$11.58M
Lloyd harbor capital management	2.02M	3.44%	$5.24M
Tejara capital	1.65M	1.99%	$4.28M
Cqs (us)	1.29M	1.89%	$6.93M
Paloma partners management	4.20M	1.59%	$10.88M
Glenorchy capital	623.22K	1.37%	$2.34M
Muhlenkamp	1.06M	0.86%	$2.74M
Penn capital management company	3.19M	0.72%	$8.27M

Top Buyers

Holder	Shares	% Assets	Change
Blackrock	64.85M	0.01%	40.08M
State street	17.65M	0.00%	10.16M
Morgan stanley	23.67M	0.01%	4.76M
Renaissance	4.43M	0.02%	4.43M
Ubs group	6.02M	0.00%	4.37M

Top Sellers

Holder	Shares	% Assets	Change
Primecap management co/ca/	13.11M	0.03%	-40.72M
Slate path capital lp	-	-	-22.02M
Elliott investment management	-	-	-11.87M
Lombard odier asset management (usa)	585.00K	0.23%	-7.82M
Neuberger berman group	247.98K	0.00%	-5.74M

New Positions

Holder	Shares	% Assets	Change	Value
Renaissance	4.43M	0.02%	4.43M	$16.61M
Tudor investment corp et al	4.27M	0.02%	4.27M	$11.06M
Madison investment advisors	2.98M	0.13%	2.98M	$11.16M
Lloyd harbor capital management	2.02M	3.44%	2.02M	$5.24M
Qube research	220.51K	0.00%	220.51K	$571.12K

Sold Out

Holder	Change
Sachetta	-2.00
Financial gravity asset management	-5.00
Raleigh capital management	-9.00
Laurel wealth advisors	-13.00
Tidemark	-13.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	442	2.79%	599,679,508	-0.96%	67	1.44%	221	24.86%	99	-16.10%
Mar 31, 2025	8	-98.35%	32,373,602	-94.69%	3	0.07%	4	-98.10%	3	-97.69%
Dec 31, 2024	446	-4.29%	586,494,835	-3.11%	66	1.41%	190	0.53%	121	-1.63%
Sep 30, 2024	461	-2.12%	605,247,899	0.46%	68	1.27%	188	-5.05%	120	0.84%
Jun 30, 2024	467	-4.11%	602,417,470	9.26%	73	1.58%	197	-8.37%	117	3.54%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	25.15M	2.86%	2.07M
Jupiter Merian Glb Eq AbsRet I USD Acc	25.17M	2.85%	25.17M
Vanguard Total Stock Mkt Idx Inv	25.28M	2.68%	-532.99K
American Funds SMALLCAP World A	20.30M	2.30%	-
Vanguard Small Cap Index	19.28M	2.04%	-129.18K
iShares Russell 2000 ETF	17.47M	1.85%	-332.01K
American Funds New Economy A	15.53M	1.76%	-
Capital Group New Economy Comp	15.53M	1.76%	-
Vanguard Capital Opportunity Inv	13.21M	1.50%	-5.00K
American Century U.S. Small Cap Growth	12.08M	1.37%	658.51K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 13, 2025	Mackenzie Roderick James	EVP, Chief Commercial Officer	Sell	$130.40K
May 12, 2025	Mackenzie Roderick James	EVP, Chief Commercial Officer	Sell	$61.16K
Apr 30, 2025	CHANG VANESSA C L	-	Buy	$21.40K
Apr 11, 2025	Mackenzie Roderick James	EVP, Chief Commercial Officer	Sell	$49.06K
Mar 11, 2025	Mackenzie Roderick James	EVP, Chief Commercial Officer	Sell	$64.68K

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	1	2
2025 Q1	-	3
2024 Q4	-	3
2024 Q3	6	-
2024 Q2	3	-

RIG Ownership FAQ

Who Owns Transocean?

Transocean shareholders are primarily institutional investors at 67.53%, followed by 15.52% insiders and 16.95% retail investors. The average institutional ownership in Transocean's industry, Oil & Gas Drilling Stocks, is 76.69%, which Transocean falls below.

Who owns the most shares of Transocean?

Transocean’s largest shareholders are Vanguard group (78.81M shares, 8.97%), Blackrock funding, inc. /de (74.54M shares, 8.39%), and Blackrock (64.85M shares, 7.92%). Together, they hold 25.28% of Transocean’s total shares outstanding.

Does Blackrock own Transocean?

Yes, BlackRock owns 7.92% of Transocean, totaling 64.85M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 346.96M$. In the last quarter, BlackRock increased its holdings by 40.08M shares, a 161.77% change.

Who is Transocean’s biggest shareholder by percentage of total assets invested?

Kailix advisors is Transocean’s biggest shareholder by percentage of total assets invested, with 10.91% of its assets in 2.72M Transocean shares, valued at 7.05M$.

Who is the top mutual fund holder of Transocean shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Transocean shares, with 2.86% of its total shares outstanding invested in 25.15M Transocean shares.

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