Updated Jul 16, 2026
Vondran Steven O is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $6.31M.

Steven O. Vondran is the President and CEO of American Tower Corporation, a leading global provider of wireless communications infrastructure. He has extensive experience in the telecommunications industry and has held various leadership roles within the company, contributing to its growth and expansion in the market.
| Role | President and CEO, Director |
|---|---|
| Notability | 70/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-12 | AMT | AMERICAN TOWER CORP /MA/ | F — Tax withholding / forfeiture | 2.2K | $182.85 | $395K |
| 2026-03-12 | AMT | AMERICAN TOWER CORP /MA/ | F — Tax withholding / forfeiture | 15.3K | $186.12 | $2.84M |
| 2026-03-12 | AMT | AMERICAN TOWER CORP /MA/ | A — Grant or award | 21.0K | $0.00 | |
| 2026-03-06 | AMT | AMERICAN TOWER CORP /MA/ | S — Open-market sale [10b5-1] | 1.8K | $189.82 | $337K |
| 2026-03-06 | AMT | AMERICAN TOWER CORP /MA/ | S — Open-market sale [10b5-1] | 16.6K | $188.82 | $3.14M |
| 2026-03-06 | AMT | AMERICAN TOWER CORP /MA/ | S — Open-market sale [10b5-1] | 15.1K | $187.90 | $2.83M |
| 2026-03-06 | AMT | AMERICAN TOWER CORP /MA/ | M — Option exercise [10b5-1] | 33.5K | $94.71 | $3.17M |
| 2026-02-27 | AMT | AMERICAN TOWER CORP /MA/ | A — Grant or award | 24.6K | $0.00 |
Steven O. Vondran is the President and CEO of American Tower Corporation, a leading global provider of wireless communications infrastructure. He has extensive experience in the telecommunications industry and has held various leadership roles within the company, contributing to its growth and expansion in the market.…
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($6.31M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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