AMT
American Tower Corp
4 of the 83 super-investors we track hold AMT, worth a combined $240M per their latest 13F filings. The largest position: Joel Greenblatt at 0.1% of their portfolio. This quarter the cohort logged 0 buys and 2 sells on the name. Conviction score: 20 of 100 (how strongly the cohort backs it) — ranked #645 of 742 stocks. Conviction easing: 1 fewer super-investor hold it than in 2026Q1.
Why super-investors own AMT
AMT is held by 4 super-investors in our cohort, with a combined position value of $240M. The highest-conviction owner is Joel Greenblatt at 0.1% of their portfolio. Cohort ownership has shrunk from 6 to 4 over the last four quarters — net interest is fading. This quarter the cohort registered 1 trimmed, 1 exited.
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 (4) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Joel Greenblatt | 0.1% | 39q | $224M | 1,371,292 |
| 2 | Christopher Davis | <0.1% | 20q | $10M | 63,250 |
| 3 | Chuck Akre | 0.1% | 40q | $5M | 29,254 |
| 4 | Mairs & Power Funds | <0.1% | 34q | $330K | 2,020 |
Owners of AMT also hold
Congress is trading AMT
Congress tracker →- Dwight Evanssold$1,001 - $15,000 · 2026-05-11
- Richard Dean McCormicksold$1,001 - $15,000 · 2026-04-17
- Ritchie John Torressold$1,001 - $15,000 · 2025-07-11
- Jefferson Shrevesold$15,001 - $50,000 · 2025-05-12
- Rob Bresnahanbought$1,001 - $15,000 · 2025-04-08
- Dwight Evanssold$1,001 - $15,000 · 2025-04-03
STOCK Act periodic transaction reports; amounts are disclosed ranges. Who files late →
Recent activity (2)
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Chuck Akre | TRIM | 0.1% | -42% | $5M | Aug 14, 2026 |
| William Von Mueffling | EXIT | 1.8% | -100% | $0 | Jul 29, 2026 |
Long US equity 13F-HR filings only. CUSIP 03027X100. Not investment advice.