MTIM
GME icon

Marathon Trading Investment Management’s GameStop GME Stock Holding History

Marathon Trading Investment Management’s Portfolio GME Stock Details GME Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$67.1K Sell
2,911
-14,500
-83% -$336K ﹤0.01% 231
2025
Q4 		$350K Sell
17,411
-22,068
-56% -$495K 0.01% 208
2025
Q3 		$1.08M Sell
39,479
-41,854
-51% -$992K 0.07% 107
2025
Q2 		$1.98M Sell
81,333
-267,947
-77% -$7.18M 0.24% 72
2025
Q1 		$7.8M Buy
349,280
+237,296
+212% +$6.21M 1.05% 23
2024
Q4 		$3.51M Sell
111,984
-52,019
-32% -$1.33M 0.19% 66
2024
Q3 		$3.76M Sell
164,003
-251,832
-61% -$5.76M 0.34% 48
2024
Q2 		$10.3M Buy
415,835
+404,194
+3,472% +$8.01M 0.78% 28
2024
Q1 		$146K Buy
11,641
+3,564
+44% +$51.6K 0.01% 282
2023
Q4 		$142K Sell
8,077
-18,321
-69% -$269K 0.01% 287
2023
Q3 		$435K Buy
26,398
+6,264
+31% +$125K 0.04% 162
2023
Q2 		$488K Buy
20,134
+4,610
+30% +$104K 0.04% 127
2023
Q1 		$357K Buy
+15,524
New +$309K 0.03% 149
2021
Q4 		– Sell
-17,432
Closed -$765K – 341
2021
Q3 		$765K Buy
+17,432
New +$797K 0.05% 174
2021
Q2 		– Sell
-10,400
Closed -$504K – 331
2021
Q1 		$494K Buy
+10,400
New +$307K 0.04% 210
2019
Q3 		– Sell
-130,400
Closed -$178K – 209
2019
Q2 		$178K Buy
+130,400
New +$255K 0.02% 201
2015
Q2 		– Sell
-58,796
Closed -$558K – 477
2015
Q1 		$558K Buy
+58,796
New +$553K 0.03% 323

Other funds holding GME

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Marathon Trading Investment Management's GME Position: Q1 2026 in Review

Marathon Trading Investment Management reduced its GameStop (GME) stake by 83% in Q1 2026, selling an estimated $336K and leaving 2,911 shares worth $67.1K. The position accounts for ﹤0.01% of the portfolio, ranked #231.

Marathon Trading Investment Management first reported a position in GME in Q1 2015 and has held it in 17 quarters since. The position peaked at $10.3M in Q2 2024. 359 funds tracked by Wall St. Rank hold GME as of Q1 2026.

  • Marathon Trading Investment Management held 2,911 shares of GameStop worth $67.1K as of Q1 2026.
  • Marathon Trading Investment Management sold 14,500 GameStop shares in Q1 2026, an estimated $336K.
  • GameStop made up ﹤0.01% of Marathon Trading Investment Management's portfolio in Q1 2026, its #231 holding.
  • Marathon Trading Investment Management first reported a position in GameStop in Q1 2015 and has held it in 17 quarters since.
  • Marathon Trading Investment Management's GameStop position peaked at $10.3M in Q2 2024.
  • 359 funds tracked by Wall St. Rank held GameStop as of Q1 2026.

Based on Marathon Trading Investment Management's 13F filing for Q1 2026, filed 14 May 2026.