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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
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 $263B AUM 16.68% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
KCMH
Kontiki Capital Management (HK) Hong Kong $1.43B AUM 9.81% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Winthrop Capital Management's SIRI Position: Q1 2026 in Review

Winthrop Capital Management held its SiriusXM (SIRI) position steady in Q1 2026 at 760 shares worth $18K. The position accounts for ﹤0.01% of the portfolio, ranked #219.

Winthrop Capital Management first reported a position in SIRI in Q4 2024 and has held it in 6 quarters since. 560 funds tracked by Wall St. Rank hold SIRI as of Q1 2026.

  • Winthrop Capital Management held 760 shares of SiriusXM worth $18K as of Q1 2026.
  • Winthrop Capital Management left its SiriusXM share count unchanged in Q1 2026.
  • SiriusXM made up ﹤0.01% of Winthrop Capital Management's portfolio in Q1 2026, its #219 holding.
  • Winthrop Capital Management first reported a position in SiriusXM in Q4 2024 and has held it in 6 quarters since.
  • 560 funds tracked by Wall St. Rank held SiriusXM as of Q1 2026.

Based on Winthrop Capital Management's 13F filing for Q1 2026, filed 28 Apr 2026.