LCM
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Lonestar Capital Management’s Transocean RIG Stock Holding History

Lonestar Capital 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 		$5.97M Sell
900,000
-900,000
-50% -$5.07M 0.89% 22
2025
Q4 		$7.43M Buy
+1,800,000
New +$6.99M 1.19% 12
2022
Q4 		– Sell
-1,599,900
Closed -$3.95M – 34
2022
Q3 		$3.95M Buy
+1,599,900
New +$5.12M 1.07% 21
2022
Q2 		– Sell
-1,950,000
Closed -$8.91M – 30
2022
Q1 		$8.91M Buy
+1,950,000
New +$7.42M 1.14% 17

Other funds holding RIG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
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
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
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
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
State Street
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

Lonestar Capital Management's RIG Position: Q1 2026 in Review

Lonestar Capital Management reduced its Transocean (RIG) stake by 50% in Q1 2026, selling an estimated $5.07M and leaving 900,000 shares worth $5.97M. The position accounts for 0.89% of the portfolio, ranked #22.

Lonestar Capital Management first reported a position in RIG in Q1 2022 and has held it in 4 quarters since. The position peaked at $8.91M in Q1 2022. 537 funds tracked by Wall St. Rank hold RIG as of Q1 2026.

  • Lonestar Capital Management held 900,000 shares of Transocean worth $5.97M as of Q1 2026.
  • Lonestar Capital Management sold 900,000 Transocean shares in Q1 2026, an estimated $5.07M.
  • Transocean made up 0.89% of Lonestar Capital Management's portfolio in Q1 2026, its #22 holding.
  • Lonestar Capital Management first reported a position in Transocean in Q1 2022 and has held it in 4 quarters since.
  • Lonestar Capital Management's Transocean position peaked at $8.91M in Q1 2022.
  • 537 funds tracked by Wall St. Rank held Transocean as of Q1 2026.

Based on Lonestar Capital Management's 13F filing for Q1 2026, filed 15 May 2026.