SEC Form 4 · Insider disclosures

Recent Insider Buying

Recent purchases grouped by company. A P-code purchase may be open-market or private; check the filing for context.

Updates are delayed; the last verified disclosures remain available.

Purchase rows312
Sale rows1,613
Purchase value (USD)US$469.72M
Sale value (USD)US$1.44B

Last 10 days of filings·Updated Oct 23, 3:53 AM ET

Recent company disclosures

1 companies · 15 rows
AMT

AMERICAN TOWER CORP /MA/

Purchase total ≈ US$63.72K

15 transaction rows · 1 filings

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 6.674 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.31K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$1.37K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 7.192 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.32K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$1.39K
Show 13 more transaction rows

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 8.452 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.33K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$1.45K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 7.68 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.34K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$1.54K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 18.588 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.36K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$3.21K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 15.873 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.37K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$3.24K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 14.371 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.39K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$3.27K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 17.577 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.4K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$3.29K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 25.488 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.43K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$5.34K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 24.095 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.45K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$5.38K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 28.657 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.48K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$5.42K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 30.713 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.51K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$5.47K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 43.5 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.56K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$7.7K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 46.448 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.6K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$7.78K

Clarke Teresa Hillary

Purchase
Director disclosed purchase of 42.926 shares

Filing did not check the 10b5-1 plan indicator

Approximately 5.65K shares in direct holdings afterward; change percentage not reliably calculable

Calculated transaction value approximately US$7.86K
Sources, coverage & updates
SEC filing dates: 2026-10-14 — 2026-10-23 (America/New_York)

Current-day data is provisional; historical dates are reconciled to official daily indexes.

Last successful sync: Oct 23, 3:53 AM ET

Historical dates reconciled; current day provisional

Discovered filings 2,284 · Parsed 2,284 · Pending 0

Table I non-derivative P/S only. Values use reported price × shares; 9 unavailable, unverified or non-USD amounts are excluded. 743 filings · 691 distinct reporting owners, not necessarily independent decision-makers.

Company grouping is a reading aid, not a merger of transactions or uncertain ownership ratios. Value sorting uses each company’s usable total; expand to see every matching row.

Reading these disclosures

Form 4 disclosures are not real-time trade alerts. An unchecked 10b5-1 indicator does not establish discretionary timing. Direct and indirect holdings remain separate; unresolved amendments stay under review.

Filed prices are not all independently market-verified. Source: SEC EDGAR; the update target is every 15 minutes. Actual freshness is shown by the last successful synchronization.

SEC transaction codes ↗