Twin Tree Management’s Extra Space Storage EXR Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.92M	Sell	27,000 -7,600	-22%	-$1.09M	0.07%	348
2026 Q1	$4.54M	Buy	+34,600	New	+$4.88M	0.1%	237
2022 Q3	–	Sell	-35,500	Closed	-$6.04M	–	1426
2022 Q2	$6.04M	Buy	+35,500	New	+$6.58M	0.01%	804
2018 Q1	–	Sell	-3,700	Closed	-$324K	–	1160
2017 Q4	$324K	Buy	+3,700	New	+$312K	﹤0.01%	851
2016 Q2	–	Sell	-2,700	Closed	-$252K	–	1256
2016 Q1	$252K	Buy	+2,700	New	+$235K	﹤0.01%	959

Other funds holding EXR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Cohen & Steers New York $63.2B AUM 17.15% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

Twin Tree Management sold out of Extra Space Storage (EXR) in Q2 2026, closing a stake of 2,609 shares — an estimated $373K sold.

Twin Tree Management first reported a position in EXR in Q2 2022 and held it in 5 quarters. The position peaked at $19.4M in Q4 2023. 798 funds tracked by Wall St. Rank hold EXR as of Q2 2026.

Twin Tree Management reported no remaining Extra Space Storage position as of Q2 2026 after selling out during the quarter.
Twin Tree Management sold 2,609 Extra Space Storage shares in Q2 2026, an estimated $373K.
Twin Tree Management first reported a position in Extra Space Storage in Q2 2022 and held it in 5 quarters.
Twin Tree Management's Extra Space Storage position peaked at $19.4M in Q4 2023.
798 funds tracked by Wall St. Rank held Extra Space Storage as of Q2 2026.

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