AlphaQuest’s SiriusXM SIRI Stock Holding History

AlphaQuest’s Portfolio SIRI Stock Details SIRI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-3,522	Closed	-$70.4K	–	1748
2025 Q4	$70.4K	Sell	3,522 -49,018	-93%	-$1.05M	﹤0.01%	1858
2025 Q3	$1.22M	Sell	52,540 -26,370	-33%	-$610K	0.08%	351
2025 Q2	$1.81M	Buy	78,910 +59,658	+310%	+$1.28M	0.18%	113
2025 Q1	$434K	Buy	19,252 +2,266	+13%	+$53.4K	0.05%	579
2024 Q4	$387K	Buy	16,986 +256	+2%	+$6.53K	0.05%	597
2024 Q3	$391K	Buy	+16,730	New	+$520K	0.03%	769

Other funds holding SIRI

Berkshire Hathaway Omaha, Nebraska $263B AUM 16.68% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

KCMH

Kontiki Capital Management (HK) Hong Kong $1.43B AUM 9.81% 1-Year Est. Return

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

Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return

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

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

AlphaQuest's SIRI Position: Q1 2026 in Review

AlphaQuest sold out of SiriusXM (SIRI) in Q1 2026, closing a stake of 3,522 shares — an estimated $70.4K sold.

AlphaQuest first reported a position in SIRI in Q3 2024 and held it in 6 quarters. The position peaked at $1.81M in Q2 2025. 559 funds tracked by Wall St. Rank hold SIRI as of Q1 2026.

AlphaQuest reported no remaining SiriusXM position as of Q1 2026 after selling out during the quarter.
AlphaQuest sold 3,522 SiriusXM shares in Q1 2026, an estimated $70.4K.
AlphaQuest first reported a position in SiriusXM in Q3 2024 and held it in 6 quarters.
AlphaQuest's SiriusXM position peaked at $1.81M in Q2 2025.
559 funds tracked by Wall St. Rank held SiriusXM as of Q1 2026.

Based on AlphaQuest's 13F filing for Q1 2026.