Maverick Capital’s SiriusXM SIRI Stock Holding History

Maverick Capital’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 Q2	–	Sell	-31,602	Closed	-$729K	–	292
2026 Q1	$729K	Sell	31,602 -216,989	-87%	-$4.66M	0.01%	175
2025 Q4	$4.97M	Buy	248,591 +98,338	+65%	+$2.11M	0.05%	68
2025 Q3	$3.5M	Buy	+150,253	New	+$3.48M	0.05%	109
2024 Q4	–	Sell	-47,926	Closed	-$1.13M	–	284
2024 Q3	$1.13M	Buy	+47,926	New	+$1.49M	0.02%	194
2024 Q1	–	Sell	-7,109	Closed	-$389K	–	531
2023 Q4	$389K	Buy	7,109 +3,939	+124%	+$189K	0.01%	239
2023 Q3	$143K	Buy	+3,170	New	+$147K	﹤0.01%	290
2021 Q4	–	Sell	-25,212	Closed	-$1.54M	–	589
2021 Q3	$1.54M	Buy	+25,212	New	+$1.58M	0.02%	209
2021 Q2	–	Sell	-9,362	Closed	-$570K	–	830
2021 Q1	$570K	Buy	9,362 +8,094	+638%	+$493K	0.01%	374
2020 Q4	$81K	Sell	1,268 -12,705	-91%	-$780K	﹤0.01%	600
2020 Q3	$749K	Buy	13,973 +4,751	+52%	+$272K	0.01%	349
2020 Q2	$541K	Buy	+9,222	New	+$517K	0.01%	434

Other funds holding SIRI

Berkshire Hathaway Omaha, Nebraska $299B AUM 27.55% 1-Year Est. Return

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

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

KCMH

Kontiki Capital Management (HK) Hong Kong $1.52B AUM 10.48% 1-Year Est. Return

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

CCM

Check Capital Management Costa Mesa, California $7.52B AUM 15.3% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

GCM

Gates Capital Management New York $4.16B AUM 21% 1-Year Est. Return

Maverick Capital's SIRI Position: Q2 2026 in Review

Maverick Capital sold out of SiriusXM (SIRI) in Q2 2026, closing a stake of 31,602 shares — an estimated $729K sold.

Maverick Capital first reported a position in SIRI in Q2 2020 and held it in 11 quarters. The position peaked at $4.97M in Q4 2025. 600 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

Maverick Capital reported no remaining SiriusXM position as of Q2 2026 after selling out during the quarter.
Maverick Capital sold 31,602 SiriusXM shares in Q2 2026, an estimated $729K.
Maverick Capital first reported a position in SiriusXM in Q2 2020 and held it in 11 quarters.
Maverick Capital's SiriusXM position peaked at $4.97M in Q4 2025.
600 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on Maverick Capital's 13F filing for Q2 2026, filed 14 Aug 2026.