Twin Tree Management’s State Street SPDR S&P Biotech ETF XBI Stock Holding History

Twin Tree Management’s Portfolio XBI Stock Details XBI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.81M	Sell	24,074 -22,077	-48%	-$2.98M	0.07%	356
2026 Q1	$5.89M	Buy	46,151 +42,434	+1,142%	+$5.3M	0.12%	189
2025 Q4	$453K	Sell	3,717 -662,470	-99%	-$76M	﹤0.01%	1149
2025 Q3	$66.8M	Buy	666,187 +298,482	+81%	+$26.9M	0.28%	59
2025 Q2	$30.5M	Buy	367,705 +41,909	+13%	+$3.34M	0.06%	334
2025 Q1	$26.4M	Sell	325,796 -126,962	-28%	-$11.3M	0.05%	338
2024 Q4	$40.8M	Buy	452,758 +238,603	+111%	+$23.1M	0.07%	245
2024 Q3	$21.2M	Buy	214,155 +26,373	+14%	+$2.59M	0.04%	392
2024 Q2	$17.4M	Buy	187,782 +33,462	+22%	+$3M	0.04%	408
2024 Q1	$14.6M	Sell	154,320 -704,165	-82%	-$65.3M	0.03%	512
2023 Q4	$76.7M	Buy	858,485 +824,693	+2,440%	+$61.2M	0.15%	125
2023 Q3	$2.47M	Sell	33,792 -501,003	-94%	-$40M	0.01%	833
2023 Q2	$44.5M	Sell	534,795 -450,898	-46%	-$37.7M	0.07%	230
2023 Q1	$75.1M	Buy	985,693 +694,158	+238%	+$57.6M	0.14%	110
2022 Q4	$24.2M	Buy	291,535 +278,380	+2,116%	+$22.5M	0.05%	342
2022 Q3	$1.04M	Sell	13,155 -305,955	-96%	-$25.8M	﹤0.01%	1043
2022 Q2	$23.7M	Sell	319,110 -304,696	-49%	-$22.9M	0.04%	360
2022 Q1	$56.1M	Buy	623,806 +580,845	+1,352%	+$53.6M	0.09%	167
2021 Q4	$4.81M	Buy	+42,961	New	+$5.18M	0.01%	853
2020 Q3	–	Sell	-139,757	Closed	-$15.7M	–	1636
2020 Q2	$15.6M	Buy	+139,757	New	+$13.8M	0.06%	341
2018 Q1	–	Sell	-22,459	Closed	-$2.05M	–	1336
2017 Q4	$1.91M	Buy	+22,459	New	+$1.88M	0.01%	595

Other funds holding XBI

BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $71.2B AUM 48.86% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return

JFG

Jefferies Financial Group New York $15.2B AUM 55.75% 1-Year Est. Return

Twin Tree Management's XBI Position: Q2 2026 in Review

Twin Tree Management reduced its State Street SPDR S&P Biotech ETF (XBI) stake by 48% in Q2 2026, selling an estimated $2.98M and leaving 24,074 shares worth $3.81M. The position accounts for 0.07% of the portfolio, ranked #356.

Twin Tree Management first reported a position in XBI in Q4 2017 and has held it in 21 quarters since. The position peaked at $76.7M in Q4 2023. 932 funds tracked by Wall St. Rank hold XBI as of Q2 2026.

Twin Tree Management held 24,074 shares of State Street SPDR S&P Biotech ETF worth $3.81M as of Q2 2026.
Twin Tree Management sold 22,077 State Street SPDR S&P Biotech ETF shares in Q2 2026, an estimated $2.98M.
State Street SPDR S&P Biotech ETF made up 0.07% of Twin Tree Management's portfolio in Q2 2026, its #356 holding.
Twin Tree Management first reported a position in State Street SPDR S&P Biotech ETF in Q4 2017 and has held it in 21 quarters since.
Twin Tree Management's State Street SPDR S&P Biotech ETF position peaked at $76.7M in Q4 2023.
932 funds tracked by Wall St. Rank held State Street SPDR S&P Biotech ETF as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.