Vondran Steven O
SEC insider (Form 3/4/5 filer). CIK 0001749304. President and CEO at AMERICAN TOWER CORP /MA/ (AMT) and 1 other issuer. 14 reported Form 4/5 transactions since Sep 2024; latest on Mar 11, 2026. Located in BOSTON, MA.
Companies Vondran Steven O has filed insider reports for
- AMERICAN TOWER CORP /MA/ (AMT): Director, Officer, President and CEO
- AMEREN CORP (AEE): Director
Vondran Steven O
CIK: 0001749304
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (14 total)
- Mar 11, 2026AMT
AMERICAN TOWER CORP /MA/
Tax PaymentDirect2.2K shares at avg. $182.85$395K - Mar 10, 2026AMT
AMERICAN TOWER CORP /MA/
AwardDirect21K shares- - Mar 10, 2026AMT
AMERICAN TOWER CORP /MA/
Tax PaymentDirect15.3K shares at avg. $186.12$2.8M - Mar 4, 2026AMT
AMERICAN TOWER CORP /MA/
SaleDirect1.8K shares at avg. $189.82$337K - Mar 4, 2026AMT
AMERICAN TOWER CORP /MA/
ExerciseDirect33.5K shares at avg. $94.71$3.2M - Mar 4, 2026AMT
AMERICAN TOWER CORP /MA/
SaleDirect15.1K shares at avg. $187.90$2.8M - Mar 4, 2026AMT
AMERICAN TOWER CORP /MA/
SaleDirect16.6K shares at avg. $188.82$3.1M - Feb 25, 2026AMT
AMERICAN TOWER CORP /MA/
AwardDirect24.6K shares- - Jan 5, 2026AEE
AMEREN CORP
AwardDirect1.7K shares- - Mar 11, 2025AMT
AMERICAN TOWER CORP /MA/
Tax PaymentDirect2.3K shares at avg. $209.78$475K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 11, 2026 |  AMT AMERICAN TOWER CORP /MA/ | Tax Payment | 2,158 | $182.85 | $394,590 | Direct |
| Mar 10, 2026 | AMT AMERICAN TOWER CORP /MA/ | Award | 20,955 | - | $0 | Direct |
| Mar 10, 2026 | AMT AMERICAN TOWER CORP /MA/ | Tax Payment | 15,269 | $186.12 | $2,841,866 | Direct |
| Mar 4, 2026 | AMT AMERICAN TOWER CORP /MA/ | Sale | 1,773 | $189.82 | $336,551 | Direct |
| Mar 4, 2026 | AMT AMERICAN TOWER CORP /MA/ | Exercise | 33,482 | $94.71 | $3,171,080 | Direct |
| Mar 4, 2026 | AMT AMERICAN TOWER CORP /MA/ | Sale | 15,084 | $187.90 | $2,834,284 | Direct |
| Mar 4, 2026 | AMT AMERICAN TOWER CORP /MA/ | Sale | 16,625 | $188.82 | $3,139,133 | Direct |
| Feb 25, 2026 | AMT AMERICAN TOWER CORP /MA/ | Award | 24,626 | - | $0 | Direct |
| Jan 5, 2026 |  AEE AMEREN CORP | Award | 1,686 | - | $0 | Direct |
| Mar 11, 2025 | AMT AMERICAN TOWER CORP /MA/ | Tax Payment | 2,262 | $209.78 | $474,522 | Direct |
1-10 of 14 transactions