AME
Ametek Inc
3 of the 83 super-investors we track hold AME, worth a combined $416M per their latest 13F filings. The largest position: Francois Rochon at 4.9% of their portfolio. No cohort buying or selling was filed on the name this quarter. Conviction score: 30 of 100 (how strongly the cohort backs it) — ranked #360 of 742 stocks. The stock is up 5.1x since a tracked investor first held it at conviction size (Q1 2014 or earlier). Conviction rising: 1 more super-investor hold it than in 2026Q1.
Held through it: Francois Rochon (38q straight), Joel Greenblatt (36q straight), Daniel Loeb (2q straight). All multibaggers the cohort held →
Why super-investors own AME
AME is held by 3 super-investors in our cohort, with a combined position value of $416M. The highest-conviction owner is Francois Rochon at 4.9% of their portfolio. Cohort ownership has grown from 2 to 3 over the last four quarters — net interest is rising.
AI-synthesized from 13F filings. Not investment advice.
Cohort owners over time
2016Q3 → 2026Q2How many of the cohort members held this stock each quarter.
Owners (3) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Joel Greenblatt | 0.2% | 39q | $270M | 1,117,983 |
| 2 | Francois Rochon | 4.9% | 39q | $145M | 598,781 |
| 3 | Mairs & Power Funds | <0.1% | 19q | $206K | 850 |
Owners of AME also hold
Congress is trading AME
Congress tracker →- Gilbert Cisnerossold$1,001 - $15,000 · 2026-02-10
- Gilbert Cisnerosbought$1,001 - $15,000 · 2026-01-09
- Dan Newhousebought$1,001 - $15,000 · 2025-08-18
- Rob Bresnahansold$1,001 - $15,000 · 2025-04-08
- Valerie Hoylesold$1,001 - $15,000 · 2025-01-24 · late
- Valerie Hoylebought$1,001 - $15,000 · 2024-10-29 · late
STOCK Act periodic transaction reports; amounts are disclosed ranges. Who files late →
Long US equity 13F-HR filings only. CUSIP 031100100. Not investment advice.