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Winthrop Capital Management’s SiriusXM SIRI Stock Holding History

Winthrop 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 		$22K Hold
760
– – 0.01% 209
2026
Q1 		$18K Hold
760
– – ﹤0.01% 219
2025
Q4 		$15K Hold
760
– – ﹤0.01% 228
2025
Q3 		$18K Hold
760
– – ﹤0.01% 205
2025
Q2 		$17K Hold
760
– – ﹤0.01% 214
2025
Q1 		$17K Hold
760
– – ﹤0.01% 192
2024
Q4 		$17K Buy
+760
New +$19.4K ﹤0.01% 206

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

Winthrop Capital Management's SIRI Position: Q2 2026 in Review

Winthrop Capital Management held its SiriusXM (SIRI) position steady in Q2 2026 at 760 shares worth $22K. The position accounts for 0.01% of the portfolio, ranked #209.

Winthrop Capital Management first reported a position in SIRI in Q4 2024 and has held it in 7 quarters since. 602 funds tracked by Wall St. Rank hold SIRI as of Q2 2026.

  • Winthrop Capital Management held 760 shares of SiriusXM worth $22K as of Q2 2026.
  • Winthrop Capital Management left its SiriusXM share count unchanged in Q2 2026.
  • SiriusXM made up 0.01% of Winthrop Capital Management's portfolio in Q2 2026, its #209 holding.
  • Winthrop Capital Management first reported a position in SiriusXM in Q4 2024 and has held it in 7 quarters since.
  • 602 funds tracked by Wall St. Rank held SiriusXM as of Q2 2026.

Based on Winthrop Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.