AME
AMETEK, Inc. · Industrials · Electrical Equipment & Parts
Momentum inputs (comparable managers):
holder breadth -5.6% ·
share flow +6.5% ·
net new positions -5.9%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 172 | +1 | 151.44M | $36.58B | +6 | −4 |
| Q1 2026 | 173 | -1 | 147.24M | $31.52B | +4 | −6 |
| Q4 2025 | 173 | 0 | 163.02M | $33.45B | +1 | — |
| Q3 2025 | 26 | +3 | 101.88M | $19.15B | +3 | −1 |
| Q2 2025 | 21 | -1 | 89.91M | $16.26B | +1 | −2 |
| Q1 2025 | 19 | 0 | 37.70M | $6.49B | +1 | −1 |
| Q4 2024 | 19 | +1 | 37.69M | $6.79B | +1 | — |
| Q3 2024 | 17 | -1 | 25.83M | $4.43B | — | −1 |
| Q2 2024 | 18 | — | 24.25M | $4.04B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | T. Rowe Price ✦ | 9.79M | +23.8% | $1.68B | 0.2% | ▲ Add | 2 | SEC ↗ |
| 2 | T. Rowe Price ✦ | 9.79M | +23.8% | $1.68B | 0.2% | ▲ Add | 2 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 5.40M | +0.8% | $924.31M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 5.40M | +0.8% | $924.31M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 5 | Norges Bank ✦ (passive) | 3.94M | -0.5% | $677.22M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 6 | Capital World Investors ✦ | 3.39M | +0.4% | $581.92M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 7 | Wellington Management ✦ | 957.32K | -6.0% | $164.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | Wellington Management ✦ | 957.32K | -6.0% | $164.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Wellington Management ✦ | 957.32K | -6.0% | $164.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | Wellington Management ✦ | 957.32K | -6.0% | $164.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 11 | Wellington Management ✦ | 957.32K | -6.0% | $164.38M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | GAMCO Investors ✦ | 665.77K | -1.2% | $114.32M | 1.2% | ▼ Trim | 2 | SEC ↗ |
| 13 | Adage Capital Partners ✦ | 433.76K | -23.4% | $74.48M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 14 | PRIMECAP Management ✦ | 355.90K | +1.0% | $61.11M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Millennium Management ✦ | 298.66K | +55.4% | $51.28M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 16 | Two Sigma Investments ✦ | 296.61K | +7.7% | $50.93M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 17 | Renaissance Technologies ✦ | 103.65K | -34.5% | $17.80M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 80.92K | +14.4% | $13.83M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 80.92K | +14.4% | $13.83M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | Gotham Asset Management ✦ | 52.15K | +73.4% | $8.95M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 21 | Citadel Advisors ✦ | 30.74K | -72.2% | $5.28M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | D. E. Shaw & Co. ✦ | 17.73K | -76.0% | $3.04M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 23 | D. E. Shaw & Co. ✦ | 17.73K | -76.0% | $3.04M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 24 | ARK Investment Management ✦ | 9.52K | -8.0% | $1.64M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | Marshall Wace ✦ | 4.80K | -85.9% | $824,208 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Soros Fund Management | $13.88M | was 0.4% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,144 holders, 196.09M shares, $39.14B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
Director · 4.00K sh @ 255.85 · $1.02M
Open-market sales (S)
Officer · 6.61K sh · $1.68M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology