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WELLINGTON MANAGEMENT GROUP LLP

Position in AME — Ametek Inc/

CIK 902219 Boston, MA

Position in AME

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$599,584,423
+$23,142,929 QoQ
Shares Held
2,797,091
-0.4% QoQ
Ownership
1.22%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 99.06459961438509.ToString("F0")% None 0.935400385614912.ToString("F0")%

Common Shares in AME Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Mar 31, 2026

WELLINGTON MANAGEMENT GROUP LLP holds $7,808,332,779 across 27 Specialty Industrial Machinery names. AME ranks #5 (7.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 AME
Ametek Inc/
This page
2,797,091 $599,584,423

All Filings in AME

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $599,584,423 2,797,091
2025-12-31 $576,441,494 2,807,664
2025-09-30 $131,007,048 696,846
2025-06-30 $162,208,742 896,379
2025-03-31 $159,255,835 925,153
2024-12-31 $169,430,157 939,921
2024-09-30 $164,381,586 957,321
2024-06-30 $169,847,646 1,018,821
2024-03-31 $220,111,368 1,203,452
2023-12-31 $262,500,426 1,591,973
2023-09-30 $283,200,359 1,916,624
2023-06-30 $398,490,927 2,461,644
2023-03-31 $369,640,021 2,543,453
2022-12-31 $371,383,582 2,658,056
2022-09-30 $247,999,881 2,186,755
2022-06-30 $207,369,681 1,887,066
2022-03-31 $273,592,205 2,054,304
2021-12-31 $247,197,176 1,681,156
2021-09-30 $206,507,774 1,665,251
2021-06-30 $202,793,440 1,519,052
2021-03-31 $206,655,259 1,617,907
2020-12-31 $182,515,027 1,509,137
2020-09-30 $189,669,312 1,908,142
2020-06-30 $224,405,652 2,510,973
2020-03-31 $248,302,414 3,447,687