SEC Insider Transactions from THOMPSON SAMME L.

Last updated: 2026-03-14 10:32 UTC | Total transactions: 8

THOMPSON SAMME L has filed 8 insider transactions across 1 company since February 2024.

Most recent transaction: a grant/award of 1089 shares of AMERICAN TOWER CORP /MA/ ($AMT) on March 11, 2024.

Activity breakdown: 0 open-market purchases and 3 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 11, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director A Common Stock 1089 $0.00 24,260.0000 477,300,000 4.70% 0.00%
March 1, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director M Common Stock 2527 $81.18 25,698.0000 477,300,000 10.91% 0.00%
March 1, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director S Common Stock 2527 $198.90 23,171.0000 477,300,000 9.83% 0.00%
March 1, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director M Option to Purchase Common Stock 2527 $0.00 0.0000 477,300,000 100.00% 0.00%
Feb. 26, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director M Common Stock 2527 $81.18 25,698.0000 477,300,000 10.91% 0.00%
Feb. 26, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director S Common Stock 1200 $189.61 24,498.0000 477,300,000 4.67% 0.00%
Feb. 26, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director S Common Stock 1327 $190.78 23,171.0000 477,300,000 5.42% 0.00%
Feb. 26, 2024 AMERICAN TOWER CORP /MA/ $AMT THOMPSON SAMME L Director M Option to Purchase Common Stock 2527 $0.00 2,527.0000 477,300,000 50.00% 0.00%