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WMS · HWM 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.
  • WMS
  • HWM
010203040202120222023202420252026
Holders and value by quarter
QuarterWMSHWM
Q3 20204 holders, $331m12 holders, $1.6bn
Q4 20203 holders, $182m21 holders, $3.0bn
Q1 20216 holders, $337m18 holders, $3.2bn
Q2 20214 holders, $546m19 holders, $3.8bn
Q3 20214 holders, $540m18 holders, $3.4bn
Q4 20216 holders, $714m15 holders, $3.7bn
Q1 20226 holders, $681m12 holders, $3.6bn
Q2 20226 holders, $454m15 holders, $3.2bn
Q3 202213 holders, $856m20 holders, $3.1bn
Q4 20229 holders, $248m19 holders, $4.4bn
Q1 20235 holders, $307m23 holders, $4.7bn
Q2 20238 holders, $583m25 holders, $5.2bn
Q3 20237 holders, $550m26 holders, $4.3bn
Q4 20234 holders, $582m22 holders, $5.0bn
Q1 20249 holders, $994m22 holders, $6.1bn
Q2 20249 holders, $938m23 holders, $7.1bn
Q3 20246 holders, $866m25 holders, $8.7bn
Q4 20247 holders, $466m21 holders, $9.0bn
Q1 20257 holders, $387m23 holders, $10.0bn
Q2 20256 holders, $420m22 holders, $13.2bn
Q3 20257 holders, $676m23 holders, $13.4bn
Q4 20258 holders, $750m26 holders, $13.6bn
Q1 202611 holders, $650m35 holders, $15.6bn
Q2 20268 holders, $699m37 holders, $17.3bn
WMS

Advanced Drain Sys Inc Del

Holders
7
Reported value
$676m
Buyers
4
Sellers
3

Breadth +1 among 95 comparable managers.

HWM

Howmet Aerospace Inc

Holders
23
Reported value
$13.4bn
Buyers
14
Sellers
9

Breadth +5 among 95 comparable managers.

Who holds both, Q3 2025

Among the 26 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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