Trustees of Columbia University in the City of New York’s Q32 Bio QTTB Stock Holding History

Trustees of Columbia University in the City of New York’s Portfolio QTTB Stock Details QTTB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-133,903	Closed	-$265K	–	10
2025 Q3	$265K	Hold	133,903	–	–	0.04%	4
2025 Q2	$200K	Hold	133,903	–	–	0.03%	5
2025 Q1	$221K	Hold	133,903	–	–	0.04%	5
2024 Q4	$461K	Buy	+133,903	New	+$4.23M	0.07%	5

Other funds holding QTTB

OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return

AVLSA

Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return

Carlyle Group Washington, District of Columbia $10B AUM 10.61% 1-Year Est. Return

ACA

Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

AVM

Arch Venture Management Chicago, Illinois $677M AUM 322.07% 1-Year Est. Return

Pfizer New York $239M AUM 232.47% 1-Year Est. Return

Sanofi Paris, France $534M AUM 205.96% 1-Year Est. Return

Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return

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

Trustees of Columbia University in the City of New York's QTTB Position: Q4 2025 in Review

Trustees of Columbia University in the City of New York sold out of Q32 Bio (QTTB) in Q4 2025, closing a stake of 133,903 shares — an estimated $265K sold.

Trustees of Columbia University in the City of New York first reported a position in QTTB in Q4 2024 and held it in 4 quarters. The position peaked at $461K in Q4 2024. 52 funds tracked by Wall St. Rank hold QTTB as of Q4 2025.

Trustees of Columbia University in the City of New York reported no remaining Q32 Bio position as of Q4 2025 after selling out during the quarter.
Trustees of Columbia University in the City of New York sold 133,903 Q32 Bio shares in Q4 2025, an estimated $265K.
Trustees of Columbia University in the City of New York first reported a position in Q32 Bio in Q4 2024 and held it in 4 quarters.
Trustees of Columbia University in the City of New York's Q32 Bio position peaked at $461K in Q4 2024.
52 funds tracked by Wall St. Rank held Q32 Bio as of Q4 2025.

Based on Trustees of Columbia University in the City of New York's 13F filing for Q4 2025, filed 13 Feb 2026.