DS
MRX

David Shaw’s Marex Group Limited Ordinary Shares MRX Stock Holding History

David Shaw’s Portfolio MRX Stock Details MRX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-12,068
Closed -$463K – 5150
2025
Q4 		$463K Buy
+12,068
New +$411K ﹤0.01% 3964
2025
Q3 		– Sell
-337,193
Closed -$13.3M – 4990
2025
Q2 		$13.3M Buy
+337,193
New +$14M 0.01% 1283

Other funds holding MRX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Loomis, Sayles & Company
Loomis, Sayles & Company Boston, Massachusetts $79.8B AUM 16.05% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
SC
Samlyn Capital New York $6.14B AUM 42.05% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

David Shaw's MRX Position: Q1 2026 in Review

David Shaw sold out of Marex Group Limited Ordinary Shares (MRX) in Q1 2026, closing a stake of 12,068 shares — an estimated $463K sold.

David Shaw first reported a position in MRX in Q2 2025 and held it in 2 quarters. The position peaked at $13.3M in Q2 2025. 205 funds tracked by Wall St. Rank hold MRX as of Q1 2026.

  • David Shaw reported no remaining Marex Group Limited Ordinary Shares position as of Q1 2026 after selling out during the quarter.
  • David Shaw sold 12,068 Marex Group Limited Ordinary Shares shares in Q1 2026, an estimated $463K.
  • David Shaw first reported a position in Marex Group Limited Ordinary Shares in Q2 2025 and held it in 2 quarters.
  • David Shaw's Marex Group Limited Ordinary Shares position peaked at $13.3M in Q2 2025.
  • 205 funds tracked by Wall St. Rank held Marex Group Limited Ordinary Shares as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.