Arkolith/Insider Trading/AMT/Form 4

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SVP, Pres. & CEO, CoreSiteAMERICAN TOWER CORP /MA/ (AMT) · full profile →Form 4 · filed Mar 12, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 11, 2026Tax withholding(F)928$182.85$170K28K
Mar 10, 2026Tax withholding(F)2K$186.12$341K29K
Mar 10, 2026Grant(A)8K—$031K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001053507-26-000080) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML