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CMCSA · NFLX in the 13F filings

Two to four stocks side by side among the 95 tracked managers: who lists them, how that has moved, who bought and sold in a quarter, and which managers hold more than one.

Holders over time

Tracked managers listing each stock every quarter, at least, or their combined reported value. A gap is a quarter in which no tracked manager listed it. Click a quarter to compare there.
  • CMCSA
  • NFLX
0204060202120222023202420252026
Holders and value by quarter
QuarterCMCSANFLX
Q3 202032 holders, $40.8bn43 holders, $57.4bn
Q4 202035 holders, $45.9bn48 holders, $63.2bn
Q1 202138 holders, $49.8bn44 holders, $60.9bn
Q2 202134 holders, $52.9bn51 holders, $59.3bn
Q3 202133 holders, $51.4bn42 holders, $67.8bn
Q4 202137 holders, $45.2bn46 holders, $64.2bn
Q1 202238 holders, $40.3bn42 holders, $34.9bn
Q2 202239 holders, $32.1bn35 holders, $15.0bn
Q3 202237 holders, $22.8bn37 holders, $21.8bn
Q4 202228 holders, $25.4bn36 holders, $30.4bn
Q1 202326 holders, $28.7bn42 holders, $33.8bn
Q2 202325 holders, $29.4bn43 holders, $42.3bn
Q3 202332 holders, $30.6bn43 holders, $33.1bn
Q4 202325 holders, $28.6bn39 holders, $42.1bn
Q1 202426 holders, $26.8bn44 holders, $50.0bn
Q2 202428 holders, $24.1bn44 holders, $55.5bn
Q3 202433 holders, $27.0bn44 holders, $55.8bn
Q4 202429 holders, $24.1bn51 holders, $73.4bn
Q1 202533 holders, $24.1bn50 holders, $76.5bn
Q2 202534 holders, $22.3bn45 holders, $106bn
Q3 202534 holders, $18.9bn50 holders, $91.6bn
Q4 202533 holders, $20.0bn48 holders, $73.1bn
Q1 202628 holders, $20.1bn44 holders, $74.2bn
Q2 202629 holders, $16.2bn38 holders, $50.9bn
CMCSA

Comcast Corp New

Holders
34
Reported value
$18.9bn
Buyers
19
Sellers
14

Breadth +5 among 95 comparable managers.

NFLX

Netflix Inc.

Holders
50
Reported value
$91.6bn
Buyers
27
Sellers
23

Breadth +4 among 95 comparable managers.

Who holds both, Q3 2025

Among the 55 tracked managers listing any of them. "Only" is about listed positions: a manager may hold the other below its listed range.

How much of the picture this is

A 13F is a manager’s long US-listed equity book at a quarter end, filed up to 45 days later. Buyers and sellers count comparable managers (those that filed both quarters) by shares, so a rise in value with no rise in shares is the price. Large books are listed to their largest positions. These are 95 tracked managers, not the institutional market.

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