Brown Advisory’s SiriusXM SIRI Stock Holding History

Brown Advisory’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
2021 Q3	–	Sell	-1,090	Closed	-$6K	–	1139
2021 Q2	$6K	Hold	1,090	–	–	﹤0.01%	1069
2021 Q1	$7K	Buy	+1,090	New	+$66.4K	﹤0.01%	1080

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

Brown Advisory's SIRI Position: Q2 2026 in Review

Brown Advisory increased its SiriusXM (SIRI) stake by 2.6% in Q2 2026, buying an estimated $68.3K and bringing the position to 101,273 shares worth $2.99M. The position accounts for ﹤0.01% of the portfolio, ranked #651.

Brown Advisory first reported a position in SIRI in Q2 2013 and has held it in 30 quarters since. 600 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

Brown Advisory held 101,273 shares of SiriusXM worth $2.99M as of Q2 2026.
Brown Advisory bought 2,540 SiriusXM shares in Q2 2026, an estimated $68.3K.
SiriusXM made up ﹤0.01% of Brown Advisory's portfolio in Q2 2026, its #651 holding.
Brown Advisory first reported a position in SiriusXM in Q2 2013 and has held it in 30 quarters since.
600 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on Brown Advisory's 13F filing for Q2 2026, filed 14 Aug 2026.