Entropy Technologies’s SiriusXM SIRI Stock Holding History

Entropy Technologies’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	-53,858	Closed	-$1.24M	–	1204
2026 Q1	$1.24M	Buy	+53,858	New	+$1.16M	0.06%	380
2025 Q4	–	Sell	-43,947	Closed	-$1.02M	–	1129
2025 Q3	$1.02M	Buy	43,947 +25,668	+140%	+$594K	0.08%	325
2025 Q2	$420K	Buy	+18,279	New	+$393K	0.03%	527

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

Entropy Technologies's SIRI Position: Q2 2026 in Review

Entropy Technologies sold out of SiriusXM (SIRI) in Q2 2026, closing a stake of 53,858 shares — an estimated $1.24M sold.

Entropy Technologies first reported a position in SIRI in Q2 2025 and held it in 3 quarters. The position peaked at $1.24M in Q1 2026. 601 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

Entropy Technologies reported no remaining SiriusXM position as of Q2 2026 after selling out during the quarter.
Entropy Technologies sold 53,858 SiriusXM shares in Q2 2026, an estimated $1.24M.
Entropy Technologies first reported a position in SiriusXM in Q2 2025 and held it in 3 quarters.
Entropy Technologies's SiriusXM position peaked at $1.24M in Q1 2026.
601 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on Entropy Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.