HBK Investments’s SiriusXM SIRI Stock Holding History

HBK Investments’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	$26.9M	Sell	1,164,203 -520,801	-31%	-$11.2M	0.27%	42
2025 Q4	$33.7M	Buy	+1,685,004	New	+$36.2M	0.26%	45
2025 Q3	–	Sell	-157,904	Closed	-$3.65M	–	275
2025 Q2	$3.63M	Sell	157,904 -484,181	-75%	-$10.4M	0.08%	117
2025 Q1	$14.5M	Sell	642,085 -264,581	-29%	-$6.23M	0.2%	68
2024 Q4	$20.7M	Buy	906,666 +36,695	+4%	+$936K	0.26%	57
2024 Q3	$20.6M	Buy	869,971 +628,340	+260%	+$19.5M	0.24%	51
2024 Q2	$6.84M	Buy	+241,631	New	+$7.22M	0.03%	77
2022 Q3	–	Sell	-80,000	Closed	-$4.9M	–	505
2022 Q2	$4.9M	Buy	80,000 +19,140	+31%	+$1.19M	0.03%	225
2022 Q1	$4.03M	Buy	+60,860	New	+$3.83M	0.02%	294
2020 Q1	–	Sell	-26,834	Closed	-$1.92M	–	437
2019 Q4	$1.92M	Buy	+26,834	New	+$1.81M	0.02%	441
2018 Q3	–	Sell	-4,968	Closed	-$346K	–	1333
2018 Q2	$336K	Buy	+4,968	New	+$336K	﹤0.01%	890
2016 Q1	–	Sell	-25,660	Closed	-$1.04M	–	1099
2015 Q4	$1.04M	Buy	25,660 +23,060	+887%	+$932K	0.01%	563
2015 Q3	$97K	Buy	+2,600	New	+$99.6K	﹤0.01%	972

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

HBK Investments's SIRI Position: Q1 2026 in Review

HBK Investments reduced its SiriusXM (SIRI) stake by 31% in Q1 2026, selling an estimated $11.2M and leaving 1,164,203 shares worth $26.9M. The position accounts for 0.27% of the portfolio, ranked #42.

HBK Investments first reported a position in SIRI in Q3 2015 and has held it in 13 quarters since. The position peaked at $33.7M in Q4 2025. 559 funds tracked by Wall St. Rank hold SIRI as of Q1 2026.

HBK Investments held 1,164,203 shares of SiriusXM worth $26.9M as of Q1 2026.
HBK Investments sold 520,801 SiriusXM shares in Q1 2026, an estimated $11.2M.
SiriusXM made up 0.27% of HBK Investments's portfolio in Q1 2026, its #42 holding.
HBK Investments first reported a position in SiriusXM in Q3 2015 and has held it in 13 quarters since.
HBK Investments's SiriusXM position peaked at $33.7M in Q4 2025.
559 funds tracked by Wall St. Rank held SiriusXM as of Q1 2026.

Based on HBK Investments's 13F filing for Q1 2026, filed 15 May 2026.