Castleark Management’s IonQ IONQ Stock Holding History

Castleark Management’s Portfolio IONQ Stock Details IONQ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-48,320	Closed	-$2.17M	–	321
2025 Q4	$2.17M	Sell	48,320 -66,040	-58%	-$3.7M	0.06%	198
2025 Q3	$7.03M	Buy	114,360 +75,420	+194%	+$3.55M	0.2%	115
2025 Q2	$1.67M	Buy	+38,940	New	+$1.3M	0.05%	189

Other funds holding IONQ

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Defiance ETFs New York $6.98B AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Marex Group London $15.8B AUM 31.44% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Castleark Management's IONQ Position: Q1 2026 in Review

Castleark Management sold out of IonQ (IONQ) in Q1 2026, closing a stake of 48,320 shares — an estimated $2.17M sold.

Castleark Management first reported a position in IONQ in Q2 2025 and held it in 3 quarters. The position peaked at $7.03M in Q3 2025. 629 funds tracked by Wall St. Rank hold IONQ as of Q1 2026.

Castleark Management reported no remaining IonQ position as of Q1 2026 after selling out during the quarter.
Castleark Management sold 48,320 IonQ shares in Q1 2026, an estimated $2.17M.
Castleark Management first reported a position in IonQ in Q2 2025 and held it in 3 quarters.
Castleark Management's IonQ position peaked at $7.03M in Q3 2025.
629 funds tracked by Wall St. Rank held IonQ as of Q1 2026.

Based on Castleark Management's 13F filing for Q1 2026, filed 15 May 2026.