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CALX · TMUS 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.
  • CALX
  • TMUS
0204060202120222023202420252026
Holders and value by quarter
QuarterCALXTMUS
Q3 20204 holders, $94m39 holders, $17.6bn
Q4 20204 holders, $147m37 holders, $19.6bn
Q1 20216 holders, $221m39 holders, $17.7bn
Q2 20215 holders, $263m32 holders, $21.2bn
Q3 20217 holders, $265m37 holders, $18.5bn
Q4 20215 holders, $647m37 holders, $15.7bn
Q1 20226 holders, $238m36 holders, $16.9bn
Q2 20224 holders, $167m42 holders, $18.3bn
Q3 20226 holders, $229m40 holders, $16.7bn
Q4 20227 holders, $258m38 holders, $15.5bn
Q1 202310 holders, $298m38 holders, $17.7bn
Q2 20239 holders, $232m39 holders, $18.1bn
Q3 20238 holders, $198m41 holders, $17.4bn
Q4 20237 holders, $292m34 holders, $17.1bn
Q1 20248 holders, $230m29 holders, $16.7bn
Q2 20247 holders, $276m30 holders, $17.8bn
Q3 20245 holders, $252m26 holders, $19.7bn
Q4 20245 holders, $120m29 holders, $18.8bn
Q1 20255 holders, $135m36 holders, $21.5bn
Q2 20254 holders, $196m35 holders, $21.1bn
Q3 20259 holders, $435m42 holders, $23.1bn
Q4 20258 holders, $246m32 holders, $26.7bn
Q1 20266 holders, $333m42 holders, $28.3bn
Q2 20263 holders, $207m36 holders, $19.4bn
CALX

Calix Inc

Holders
3
Reported value
$207m
Buyers
21
Sellers
8

Breadth +13 among 91 comparable managers.

TMUS

T-mobile US Inc

Holders
36
Reported value
$19.4bn
Buyers
20
Sellers
27

Breadth -7 among 91 comparable managers.

Who holds both, Q2 2026

Among the 36 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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