Engine No. 1 LLC

SEC CIK: 0001835549
Latest filing: Nov 14, 2025

SEC filings (opens in a new tab)

CMCSA holding history

Comcast Corp in every 13F filed by Engine No. 1 LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CMCSA overview All 13F holders of CMCSA Full Q3 2025 holdings

Shares (Q1 2022): 0; Sold out in Q1 2022
Value: $0
% of portfolio: 0.0%
Quarters held: 3; Since Q2 2021

Holdings of CMCSA by Engine No. 1 LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2022	0	$0	0.0%	−31,256−100.0%	Sold out	Holders
Q4 2021	31,256	$1.57M	0.3%	+6,567+26.6%	Added	Holders
Q3 2021	24,689	$1.38M	0.4%	+10,032+68.4%	Added	Holders
Q2 2021	14,657	$836.0K	0.2%	+14,657	New	Holders