Barclays’s Adverum Biotechnologies ADVM Stock Holding History

Barclays’s Portfolio ADVM Stock Details ADVM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q3	–	Sell	-2,500	Closed	-$297K	–	6664
2019 Q2	$297K	Buy	+2,500	New	+$207K	﹤0.01%	4765
2015 Q3	–	Sell	-770	Closed	-$123K	–	6803
2015 Q2	$123K	Buy	+770	New	+$260K	﹤0.01%	4517

Barclays's ADVM Position: Q4 2025 in Review

Barclays sold out of Adverum Biotechnologies (ADVM) in Q4 2025, closing a stake of 21 shares — an estimated $96 sold.

Barclays first reported a position in ADVM in Q4 2014 and held it in 35 quarters. The position peaked at $5.91M in Q2 2020. 0 funds tracked by Wall St. Rank hold ADVM as of Q4 2025.

Barclays reported no remaining Adverum Biotechnologies position as of Q4 2025 after selling out during the quarter.
Barclays sold 21 Adverum Biotechnologies shares in Q4 2025, an estimated $96.
Barclays first reported a position in Adverum Biotechnologies in Q4 2014 and held it in 35 quarters.
Barclays's Adverum Biotechnologies position peaked at $5.91M in Q2 2020.
0 funds tracked by Wall St. Rank held Adverum Biotechnologies as of Q4 2025.

Based on Barclays's 13F filing for Q4 2025, filed 13 Feb 2026.