Security
Ametek Inc. · COM
19 owners 1 new max 4.8% (Francois Rochon - Giverny...)
owners
19
rank
#277
master %
0.04%
max %
4.8%
tracked value
$8.1B
qoq
N 1
A 9
R 7
holders
sorted by % of portfolio · long equity only
| manager | % port | activity | shares | value | history |
|---|---|---|---|---|---|
| Francois Rochon - Giverny Capital Inc. 2026 Q1 | 4.8% | Reduce -1.90 pp | 612,058 | $131M | hist |
| Davidson Kempner Capital Management LP 2026 Q1 | 0.5% | Add +0.12 pp | 180,000 | $39M | hist |
| Two Sigma Investments, LP 2025 Q4 stale | 0.3% | Exit -0.29 pp | 1,010,471 | $207M | hist |
| Dmitry Balyasny - Balyasny Asset Management L.P. 2026 Q1 | 0.2% | Reduce -0.07 pp | 763,415 | $164M | hist |
| Natixis Advisors, LLC 2026 Q1 | 0.2% | Add +0.02 pp | 717,573 | $154M | hist |
| D. E. Shaw & Co., Inc. 2026 Q1 | 0.1% | Reduce -0.05 pp | 890,254 | $191M | hist |
| Ray Dalio - Bridgewater Associates, LP 2026 Q1 | 0.1% | Add +0.11 pp | 116,504 | $25M | hist |
| Cliff Asness - Aqr Capital Management LLC 2026 Q1 | 0.1% | Add 0.00 pp | 1,044,473 | $221M | hist |
| Steve Cohen - Point72 Asset Management, L.P. 2026 Q1 | 0.1% | Add +0.07 pp | 373,872 | $80M | hist |
| Renaissance Technologies LLC 2026 Q1 | 0.1% | Add +0.05 pp | 306,150 | $66M | hist |
| Joel Greenblatt - Gotham Asset Management, LLC 2026 Q1 | 0.1% | Add +0.02 pp | 147,756 | $32M | hist |
| Norges Bank 2025 Q4 stale | 0.1% | Exit -0.09 pp | 4,049,351 | $831M | hist |
| Vanguard Group Inc. 2025 Q4 stale | 0.1% | Reduce 0.00 pp | 27,169,255 | $5.6B | hist |
| Ken Griffin - Citadel Advisors LLC 2026 Q1 | 0.1% | Reduce 0.00 pp | 1,445,049 | $310M | hist |
| Marshall Wace - Marshall Wace, LLP 2026 Q1 | 0.0% | Add +0.01 pp | 173,270 | $37M | hist |
| Israel Englander - Millennium Management LLC 2026 Q1 | 0.0% | Reduce -0.04 pp | 369,887 | $79M | hist |
| Ancora Advisors LLC 2026 Q1 | 0.0% | Add 0.00 pp | 3,706 | $794 | hist |
| Cathie Wood - Ark Investment Management LLC 2026 Q1 | 0.0% | Reduce 0.00 pp | 5,076 | $1M | hist |
| Ken Fisher - Fisher Asset Management, LLC 2026 Q1 | 0.0% | New 0.0% | 1,640 | $352 | hist |
No managers match this filter.
financials
US-GAAP annual · as tagged in Form 10-K · fiscal years · values link to the SEC filing
Income statement
Balance sheet
ownership over time
filing count by report period · click a bar for that quarter’s holders