William Harnisch’s Comcast CMCSA Stock Holding History

William Harnisch’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 Q1	–	Sell	-900,000	Closed	-$33.8M	–	8
2024 Q4	$33.8M	Buy	+900,000	New	+$37.4M	1.37%	4

Other funds holding CMCSA

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

William Harnisch's CMCSA Position: Q1 2025 in Review

William Harnisch sold out of Comcast (CMCSA) in Q1 2025, closing a stake of 900,000 shares — an estimated $33.8M sold.

William Harnisch first reported a position in CMCSA in Q4 2024 and held it in 1 quarter. The position peaked at $33.8M in Q4 2024. 2,359 funds tracked by Wall St. Rank hold CMCSA as of Q1 2025.

William Harnisch reported no remaining Comcast position as of Q1 2025 after selling out during the quarter.
William Harnisch sold 900,000 Comcast shares in Q1 2025, an estimated $33.8M.
William Harnisch first reported a position in Comcast in Q4 2024 and held it in 1 quarter.
William Harnisch's Comcast position peaked at $33.8M in Q4 2024.
2,359 funds tracked by Wall St. Rank held Comcast as of Q1 2025.

Based on Peconic Partners's 13F filing for Q1 2025, filed 15 May 2025.