HI
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Harbour Investments’s SiriusXM SIRI Stock Holding History

Harbour 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
Q2 		$221K Buy
7,478
+617
+9% +$16.6K ﹤0.01% 1557
2026
Q1 		$158K Buy
6,861
+3,422
+100% +$73.5K ﹤0.01% 1655
2025
Q4 		$68.8K Sell
3,439
-582
-14% -$12.5K ﹤0.01% 1807
2025
Q3 		$93.6K Buy
4,021
+30
+0.8% +$694 ﹤0.01% 1602
2025
Q2 		$91.7K Sell
3,991
-111
-3% -$2.39K ﹤0.01% 1545
2025
Q1 		$92.5K Sell
4,102
-1,254
-23% -$29.5K ﹤0.01% 1474
2024
Q4 		$122K Buy
5,356
+1,852
+53% +$47.2K ﹤0.01% 1273
2024
Q3 		$82.9K Sell
3,504
-27
-0.8% -$839 ﹤0.01% 1420
2024
Q2 		$99.9K Buy
3,531
+859
+32% +$25.7K ﹤0.01% 1240
2024
Q1 		$104K Buy
2,672
+189
+8% +$8.99K ﹤0.01% 1197
2023
Q4 		$136K Buy
2,483
+211
+9% +$10.1K 0.01% 1009
2023
Q3 		$103K Sell
2,272
-127
-5% -$5.9K 0.01% 1045
2023
Q2 		$109K Buy
2,399
+58
+2% +$2.19K 0.01% 1022
2023
Q1 		$92.9K Buy
2,341
+330
+16% +$15.8K 0.01% 1079
2022
Q4 		$117K Buy
2,011
+64
+3% +$3.94K 0.01% 946
2022
Q3 		$119K Hold
1,947
– – 0.01% 894
2022
Q2 		$119K Buy
+1,947
New +$121K 0.01% 894
2021
Q4 		$105K Sell
1,651
-3,381
-67% -$211K 0.01% 959
2021
Q3 		$307K Sell
5,032
-180
-3% -$11.3K 0.01% 832
2021
Q2 		$341K Buy
5,212
+26
+0.5% +$1.63K 0.01% 831
2021
Q1 		$316K Buy
+5,186
New +$316K 0.01% 781

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 $3.38T AUM 44.17% 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

Harbour Investments's SIRI Position: Q2 2026 in Review

Harbour Investments increased its SiriusXM (SIRI) stake by 9% in Q2 2026, buying an estimated $16.6K and bringing the position to 7,478 shares worth $221K. The position accounts for ﹤0.01% of the portfolio, ranked #1557.

Harbour Investments first reported a position in SIRI in Q1 2021 and has held it in 21 quarters since. The position peaked at $341K in Q2 2021. 602 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

  • Harbour Investments held 7,478 shares of SiriusXM worth $221K as of Q2 2026.
  • Harbour Investments bought 617 SiriusXM shares in Q2 2026, an estimated $16.6K.
  • SiriusXM made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #1557 holding.
  • Harbour Investments first reported a position in SiriusXM in Q1 2021 and has held it in 21 quarters since.
  • Harbour Investments's SiriusXM position peaked at $341K in Q2 2021.
  • 602 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.