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Hi-Line Capital Management’s SiriusXM SIRI Stock Holding History

Hi-Line Capital Management’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 		$20M Buy
677,658
+9,981
+1% +$268K 5.63% 3
2026
Q1 		$15.4M Buy
667,677
+115,630
+21% +$2.49M 4.84% 5
2025
Q4 		$11M Buy
552,047
+16,204
+3% +$348K 3.67% 7
2025
Q3 		$12.5M Buy
535,843
+11,751
+2% +$272K 3.94% 6
2025
Q2 		$12M Buy
524,092
+612
+0.1% +$13.2K 4.26% 6
2025
Q1 		$11.8M Buy
523,480
+87,115
+20% +$2.05M 4.41% 5
2024
Q4 		$9.95M Sell
436,365
-9,098
-2% -$232K 4.35% 7
2024
Q3 		$10.5M Buy
+445,463
New +$13.8M 5.17% 7

Other funds holding SIRI

Berkshire Hathaway
Berkshire Hathaway Omaha, Nebraska $299B AUM 27.55% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
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
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 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

Hi-Line Capital Management's SIRI Position: Q2 2026 in Review

Hi-Line Capital Management increased its SiriusXM (SIRI) stake by 1.5% in Q2 2026, buying an estimated $268K and bringing the position to 677,658 shares worth $20M. The position accounts for 5.63% of the portfolio, ranked #3.

Hi-Line Capital Management first reported a position in SIRI in Q3 2024 and has held it in 8 quarters since. 601 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

  • Hi-Line Capital Management held 677,658 shares of SiriusXM worth $20M as of Q2 2026.
  • Hi-Line Capital Management bought 9,981 SiriusXM shares in Q2 2026, an estimated $268K.
  • SiriusXM made up 5.63% of Hi-Line Capital Management's portfolio in Q2 2026, its #3 holding.
  • Hi-Line Capital Management first reported a position in SiriusXM in Q3 2024 and has held it in 8 quarters since.
  • 601 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on Hi-Line Capital Management's 13F filing for Q2 2026, filed 24 Jul 2026.