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GAMMA Investing’s SiriusXM SIRI Stock Holding History

GAMMA Investing’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 		$83.4K Buy
2,823
+864
+44% +$23.2K ﹤0.01% 1944
2026
Q1 		$45.2K Buy
1,959
+1,439
+277% +$30.9K ﹤0.01% 2244
2025
Q4 		$10.4K Sell
520
-1,558
-75% -$33.5K ﹤0.01% 2959
2025
Q3 		$48.4K Buy
2,078
+1,694
+441% +$39.2K ﹤0.01% 2014
2025
Q2 		$8.82K Sell
384
-516
-57% -$11.1K ﹤0.01% 2867
2025
Q1 		$20.3K Buy
900
+586
+187% +$13.8K ﹤0.01% 2369
2024
Q4 		$7.16K Buy
314
+65
+26% +$1.66K ﹤0.01% 2759
2024
Q3 		$5.89K Buy
249
+233
+1,456% +$7.24K ﹤0.01% 2688
2024
Q2 		$447 Sell
16
-302
-95% -$9.02K ﹤0.01% 3227
2024
Q1 		$12.4K Sell
318
-5
-2% -$238 ﹤0.01% 1941
2023
Q4 		$16.4K Buy
+323
New +$15.5K ﹤0.01% 1623

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

GAMMA Investing's SIRI Position: Q2 2026 in Review

GAMMA Investing increased its SiriusXM (SIRI) stake by 44% in Q2 2026, buying an estimated $23.2K and bringing the position to 2,823 shares worth $83.4K. The position accounts for ﹤0.01% of the portfolio, ranked #1944.

GAMMA Investing first reported a position in SIRI in Q4 2023 and has held it in 11 quarters since. 598 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

  • GAMMA Investing held 2,823 shares of SiriusXM worth $83.4K as of Q2 2026.
  • GAMMA Investing bought 864 SiriusXM shares in Q2 2026, an estimated $23.2K.
  • SiriusXM made up ﹤0.01% of GAMMA Investing's portfolio in Q2 2026, its #1944 holding.
  • GAMMA Investing first reported a position in SiriusXM in Q4 2023 and has held it in 11 quarters since.
  • 598 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on GAMMA Investing's 13F filing for Q2 2026, filed 7 Jul 2026.