SEC 13F Intelligence

Boston Partners / AME

Boston Partners’s Ametek Inc Position

Does Boston Partners own Ametek Inc (AME)? Yes — 1.26M shares worth $269M (+0.28% of its 13F portfolio) as of Q1 2026, down from 1.31M shares the prior filed quarter.

Position Value
$269M
Q1 2026
Shares
1.26M
% of Portfolio
+0.28%
Quarters Held
30
currently held

Position History AME

Reported value by quarter
Q4 ’18: $386MQ4 ’18Q1 ’19: $405MQ2 ’19: $392MQ3 ’19: $334MQ4 ’19: $372MQ4 ’19Q1 ’20: $360MQ2 ’20: $395MQ3 ’20: $433MQ4 ’20: $408MQ4 ’20Q1 ’21: $409MQ2 ’21: $437MQ3 ’21: $418MQ4 ’21: $487MQ4 ’21Q1 ’22: $449MQ2 ’22: $373MQ3 ’22: $403MQ4 ’22: $503MQ4 ’22Q1 ’23: $525MQ2 ’23: $582MQ3 ’23: $530MQ4 ’23: $490MQ4 ’23Q1 ’24: $560MQ2 ’24: $545MQ3 ’24: $461MQ4 ’24: $381MQ4 ’24Q1 ’25: $327MQ2 ’25: $275MQ3 ’25: $252MQ4 ’25: $269MQ4 ’25Q1 ’26: $269Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 20261.26M$269M+0.28%
Q4 20251.31M$269M+0.28%
Q3 20251.34M$252M+0.26%
Q2 20251.52M$275M+0.31%
Q1 20251.90M$327M+0.40%
Q4 20242.11M$381M+0.46%
Q3 20242.69M$461M+0.54%
Q2 20243.27M$545M+0.68%
Q1 20243.06M$560M+0.67%
Q4 20232.97M$490M+0.65%
Q3 20233.58M$530M+0.73%
Q2 20233.59M$582M+0.78%
Q1 20233.61M$525M+0.72%
Q4 20223.60M$503M+0.68%
Q3 20223.56M$403M+0.59%
Q2 20223.40M$373M+0.52%
Q1 20223.37M$449M+0.54%
Q4 20213.31M$487M+0.59%
Q3 20213.37M$418M+0.53%
Q2 20213.27M$437M+0.56%
Q1 20213.20M$409M+0.55%
Q4 20203.38M$408M+0.64%
Q3 20204.36M$433M+0.79%
Q2 20204.43M$395M+0.73%
Q1 20205.00M$360M+0.71%
Q4 20193.73M$372M+0.26%
Q3 20193.63M$334M+0.45%
Q2 20194.31M$392M+0.51%
Q1 20194.89M$405M+0.54%
Q4 20185.71M$386M+0.56%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Boston Partners’s full portfolio or all institutional holders of AME.