XT
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XTX Topco’s Maximus MMS Stock Holding History

XTX Topco’s Portfolio MMS Stock Details MMS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.08M Buy
48,100
+32,505
+208% +$2.64M 0.05% 548
2025
Q4 		$1.35M Buy
15,595
+7,599
+95% +$650K 0.04% 816
2025
Q3 		$731K Sell
7,996
-1,541
-16% -$125K 0.04% 788
2025
Q2 		$669K Buy
+9,537
New +$670K 0.03% 909
2025
Q1 		– Sell
-7,086
Closed -$529K – 2817
2024
Q4 		$529K Sell
7,086
-4,793
-40% -$391K 0.04% 727
2024
Q3 		$1.11M Buy
11,879
+8,324
+234% +$744K 0.08% 382
2024
Q2 		$305K Buy
+3,555
New +$299K 0.03% 953
2023
Q4 		– Sell
-4,468
Closed -$334K – 1906
2023
Q3 		$334K Buy
+4,468
New +$364K 0.06% 655
2023
Q2 		– Sell
-7,317
Closed -$576K – 1660
2023
Q1 		$576K Buy
+7,317
New +$563K 0.12% 215
2021
Q4 		– Sell
-3,755
Closed -$312K – 881
2021
Q3 		$312K Buy
+3,755
New +$322K 0.1% 333

Other funds holding MMS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VBA
Van Berkom & Associates Montreal, Quebec, Canada $3.08B AUM 12.07% 1-Year Est. Return

XTX Topco's MMS Position: Q1 2026 in Review

XTX Topco increased its Maximus (MMS) stake by 208% in Q1 2026, buying an estimated $2.64M and bringing the position to 48,100 shares worth $3.08M. The position accounts for 0.05% of the portfolio, ranked #548.

XTX Topco first reported a position in MMS in Q3 2021 and has held it in 10 quarters since. 371 funds tracked by Wall St. Rank hold MMS as of Q1 2026.

  • XTX Topco held 48,100 shares of Maximus worth $3.08M as of Q1 2026.
  • XTX Topco bought 32,505 Maximus shares in Q1 2026, an estimated $2.64M.
  • Maximus made up 0.05% of XTX Topco's portfolio in Q1 2026, its #548 holding.
  • XTX Topco first reported a position in Maximus in Q3 2021 and has held it in 10 quarters since.
  • 371 funds tracked by Wall St. Rank held Maximus as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.