XT
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XTX Topco’s BioLife Solutions BLFS Stock Holding History

XTX Topco’s Portfolio BLFS Stock Details BLFS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.8M Buy
63,783
+35,737
+127% +$835K 0.02% 1212
2026
Q1 		$535K Sell
28,046
-8,216
-23% -$182K 0.01% 1988
2025
Q4 		$877K Buy
36,262
+26,729
+280% +$699K 0.02% 1123
2025
Q3 		$243K Sell
9,533
-14,395
-60% -$341K 0.01% 1677
2025
Q2 		$515K Buy
+23,928
New +$539K 0.02% 1079

Other funds holding BLFS

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
CC
Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

XTX Topco's BLFS Position: Q2 2026 in Review

XTX Topco increased its BioLife Solutions (BLFS) stake by 127% in Q2 2026, buying an estimated $835K and bringing the position to 63,783 shares worth $1.8M. The position accounts for 0.02% of the portfolio, ranked #1212.

XTX Topco first reported a position in BLFS in Q2 2025 and has held it in 5 quarters since. 216 funds tracked by Wall St. Rank hold BLFS as of Q2 2026.

  • XTX Topco held 63,783 shares of BioLife Solutions worth $1.8M as of Q2 2026.
  • XTX Topco bought 35,737 BioLife Solutions shares in Q2 2026, an estimated $835K.
  • BioLife Solutions made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1212 holding.
  • XTX Topco first reported a position in BioLife Solutions in Q2 2025 and has held it in 5 quarters since.
  • 216 funds tracked by Wall St. Rank held BioLife Solutions as of Q2 2026.

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