XTX Topco’s SEI Investments SEIC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.42M Sell
16,208
-11,050
-41% -$964K 0.02% 1457
2026
Q1
$2.14M Buy
27,258
+3,427
+14% +$282K 0.04% 781
2025
Q4
$1.95M Buy
+23,831
New +$1.96M 0.05% 582
2025
Q3
Sell
-57,884
Closed -$5.2M 3188
2025
Q2
$5.2M Buy
+57,884
New +$4.66M 0.22% 71
2024
Q4
Sell
-15,203
Closed -$1.05M 2860
2024
Q3
$1.05M Sell
15,203
-468
-3% -$31.2K 0.08% 401
2024
Q2
$1.01M Buy
+15,671
New +$1.05M 0.09% 357
2023
Q3
Sell
-6,881
Closed -$410K 1965
2023
Q2
$410K Sell
6,881
-1,414
-17% -$82.3K 0.07% 505
2023
Q1
$477K Buy
+8,295
New +$497K 0.1% 322
2022
Q2
Sell
-4,428
Closed -$267K 1077
2022
Q1
$267K Buy
+4,428
New +$263K 0.12% 309
2021
Q2
Sell
-6,070
Closed -$370K 1060
2021
Q1
$370K Buy
+6,070
New +$356K 0.18% 196

Other funds holding SEIC

XTX Topco's SEIC Position: Q2 2026 in Review

XTX Topco reduced its SEI Investments (SEIC) stake by 41% in Q2 2026, selling an estimated $964K and leaving 16,208 shares worth $1.42M. The position accounts for 0.02% of the portfolio, ranked #1457.

XTX Topco first reported a position in SEIC in Q1 2021 and has held it in 10 quarters since. The position peaked at $5.2M in Q2 2025. 572 funds tracked by Wall St. Rank hold SEIC as of Q2 2026.

  • XTX Topco held 16,208 shares of SEI Investments worth $1.42M as of Q2 2026.
  • XTX Topco sold 11,050 SEI Investments shares in Q2 2026, an estimated $964K.
  • SEI Investments made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1457 holding.
  • XTX Topco first reported a position in SEI Investments in Q1 2021 and has held it in 10 quarters since.
  • XTX Topco's SEI Investments position peaked at $5.2M in Q2 2025.
  • 572 funds tracked by Wall St. Rank held SEI Investments as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.