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Olympiad Research’s Comcast CMCSA Stock Holding History

Olympiad Research’s Portfolio CMCSA Stock Details CMCSA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-6,895
Closed -$246K – 224
2025
Q2 		$246K Sell
6,895
-1,575
-19% -$54.5K 0.4% 92
2025
Q1 		$313K Buy
+8,470
New +$306K 0.37% 68
2024
Q3 		– Sell
-6,358
Closed -$249K – 350
2024
Q2 		$249K Buy
+6,358
New +$249K 0.18% 212

Other funds holding CMCSA

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Eagle Capital Management (New York)
Eagle Capital Management (New York) New York $32.7B AUM 17.15% 1-Year Est. Return

Olympiad Research's CMCSA Position: Q3 2025 in Review

Olympiad Research sold out of Comcast (CMCSA) in Q3 2025, closing a stake of 6,895 shares — an estimated $246K sold.

Olympiad Research first reported a position in CMCSA in Q2 2024 and held it in 3 quarters. The position peaked at $313K in Q1 2025. 2,159 funds tracked by Wall St. Rank hold CMCSA as of Q3 2025.

  • Olympiad Research reported no remaining Comcast position as of Q3 2025 after selling out during the quarter.
  • Olympiad Research sold 6,895 Comcast shares in Q3 2025, an estimated $246K.
  • Olympiad Research first reported a position in Comcast in Q2 2024 and held it in 3 quarters.
  • Olympiad Research's Comcast position peaked at $313K in Q1 2025.
  • 2,159 funds tracked by Wall St. Rank held Comcast as of Q3 2025.

Based on Olympiad Research's 13F filing for Q3 2025, filed 30 Oct 2025.