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RRX · LRCX 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.
  • RRX
  • LRCX
0204060202120222023202420252026
Holders and value by quarter
QuarterRRXLRCX
Q3 20207 holders, $929mnone listed holders, n.a.
Q4 20209 holders, $1.1bnnone listed holders, n.a.
Q1 202110 holders, $1.2bnnone listed holders, n.a.
Q2 20219 holders, $1.2bnnone listed holders, n.a.
Q3 20219 holders, $1.4bnnone listed holders, n.a.
Q4 202112 holders, $3.0bnnone listed holders, n.a.
Q1 20229 holders, $2.7bnnone listed holders, n.a.
Q2 20227 holders, $2.1bnnone listed holders, n.a.
Q3 202211 holders, $3.0bnnone listed holders, n.a.
Q4 202212 holders, $2.7bnnone listed holders, n.a.
Q1 202311 holders, $3.2bnnone listed holders, n.a.
Q2 202310 holders, $3.5bnnone listed holders, n.a.
Q3 202312 holders, $3.3bnnone listed holders, n.a.
Q4 202310 holders, $2.9bnnone listed holders, n.a.
Q1 202410 holders, $3.4bnnone listed holders, n.a.
Q2 202410 holders, $2.5bnnone listed holders, n.a.
Q3 202410 holders, $3.0bn2 holders, $624m
Q4 20249 holders, $2.6bn41 holders, $9.6bn
Q1 20258 holders, $1.9bn40 holders, $9.3bn
Q2 20257 holders, $2.3bn35 holders, $11.4bn
Q3 20256 holders, $2.2bn40 holders, $17.6bn
Q4 20258 holders, $1.8bn37 holders, $29.2bn
Q1 202613 holders, $2.8bn43 holders, $36.2bn
Q2 202616 holders, $3.4bn45 holders, $73.9bn
RRX

Regal-beloit Corp

Holders
13
Reported value
$2.8bn
Buyers
23
Sellers
11

Breadth +12 among 91 comparable managers.

LRCX

Lam Research Corp

Holders
43
Reported value
$36.2bn
Buyers
26
Sellers
26

Breadth 0 among 91 comparable managers.

Who holds both, Q1 2026

Among the 48 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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