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Cubist Systematic Strategies’s XBiotech XBIT Stock Holding History

Cubist Systematic Strategies’s Portfolio XBIT Stock Details XBIT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		$14.2K Sell
5,320
-20,597
-79% -$61K ﹤0.01% 2915
2025
Q2 		$77K Buy
+25,917
New +$75.4K ﹤0.01% 2740
2024
Q2 		– Sell
-5,254
Closed -$42.7K – 4152
2024
Q1 		$42.7K Buy
+5,254
New +$30.1K ﹤0.01% 3402
2022
Q3 		– Sell
-27,251
Closed -$153K – 4767
2022
Q2 		$153K Buy
+27,251
New +$183K ﹤0.01% 3808
2020
Q2 		– Sell
-34,273
Closed -$364K – 2547
2020
Q1 		$364K Buy
+34,273
New +$558K 0.01% 1423

Other funds holding XBIT

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
RC
RBF Capital San Francisco, California $2.05B AUM 29.64% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Squarepoint
Squarepoint New York $85.1B AUM 20.93% 1-Year Est. Return

Cubist Systematic Strategies's XBIT Position: Q3 2025 in Review

Cubist Systematic Strategies reduced its XBiotech (XBIT) stake by 79% in Q3 2025, selling an estimated $61K and leaving 5,320 shares worth $14.2K. The position accounts for ﹤0.01% of the portfolio, ranked #2915.

Cubist Systematic Strategies first reported a position in XBIT in Q1 2020 and has held it in 5 quarters since. The position peaked at $364K in Q1 2020. 48 funds tracked by Wall St. Rank hold XBIT as of Q3 2025.

  • Cubist Systematic Strategies held 5,320 shares of XBiotech worth $14.2K as of Q3 2025.
  • Cubist Systematic Strategies sold 20,597 XBiotech shares in Q3 2025, an estimated $61K.
  • XBiotech made up ﹤0.01% of Cubist Systematic Strategies's portfolio in Q3 2025, its #2915 holding.
  • Cubist Systematic Strategies first reported a position in XBiotech in Q1 2020 and has held it in 5 quarters since.
  • Cubist Systematic Strategies's XBiotech position peaked at $364K in Q1 2020.
  • 48 funds tracked by Wall St. Rank held XBiotech as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.