XT
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XTX Topco’s Seer Inc SEER Stock Holding History

XTX Topco’s Portfolio SEER Stock Details SEER Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$22.1K Buy
+13,150
New +$24.3K ﹤0.01% 3524
2025
Q4 		– Sell
-40,684
Closed -$88.3K – 3743
2025
Q3 		$88.3K Sell
40,684
-39,611
-49% -$84.3K ﹤0.01% 2052
2025
Q2 		$172K Buy
+80,295
New +$161K 0.01% 1755
2024
Q4 		– Sell
-62,190
Closed -$123K – 2859
2024
Q3 		$123K Buy
+62,190
New +$109K 0.01% 1569
2023
Q4 		– Sell
-47,681
Closed -$105K – 2074
2023
Q3 		$105K Buy
47,681
+24,137
+103% +$83.7K 0.02% 1177
2023
Q2 		$101K Sell
23,544
-54,267
-70% -$212K 0.02% 1166
2023
Q1 		$300K Buy
77,811
+57,892
+291% +$266K 0.06% 647
2022
Q4 		$116K Buy
+19,919
New +$134K 0.02% 978
2021
Q4 		– Sell
-6,789
Closed -$234K – 970
2021
Q3 		$234K Buy
+6,789
New +$234K 0.08% 434

Other funds holding SEER

SoftBank Group
SoftBank Group Tokyo, Japan $11.4B AUM 27.91% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
AIIC
AJU IB Investment Company Seoul, South Korea $30.5M AUM 128.96% 1-Year Est. Return
NCNMGF
Nano-Cap New Millennium Growth Fund Staten Island, New York $107M AUM
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return

XTX Topco's SEER Position: Q1 2026 in Review

XTX Topco opened a new position in Seer Inc (SEER) in Q1 2026: 13,150 shares worth $22.1K. The stake represents ﹤0.01% of the portfolio and ranks #3524 among its holdings. This is a return to the name: XTX Topco previously reported a position in SEER as recently as Q3 2025.

XTX Topco first reported a position in SEER in Q3 2021 and has held it in 9 quarters since. The position peaked at $300K in Q1 2023. 58 funds tracked by Wall St. Rank hold SEER as of Q1 2026.

  • XTX Topco held 13,150 shares of Seer Inc worth $22.1K as of Q1 2026.
  • Seer Inc was a new XTX Topco position in Q1 2026.
  • Seer Inc made up ﹤0.01% of XTX Topco's portfolio in Q1 2026, its #3524 holding.
  • XTX Topco first reported a position in Seer Inc in Q3 2021 and has held it in 9 quarters since.
  • XTX Topco's Seer Inc position peaked at $300K in Q1 2023.
  • 58 funds tracked by Wall St. Rank held Seer Inc as of Q1 2026.

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