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FIRST MANHATTAN CO. LLC.

Position in AMT — American Tower Corp /Ma/

CIK 728083 NEW YORK, NY

Position in AMT

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$3,570,078
-$30,160,337 QoQ
Shares Held
21,826
-88.8% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#536
of 1,732 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in AMT Over Time

Shares Held

Position Value (USD)

Position in REIT - Specialty

Real Estate · as of Jun 30, 2026

FIRST MANHATTAN CO. LLC. holds $8,348,837 across 2 REIT - Specialty names. AMT ranks #2 (42.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 AMT
American Tower Corp /Ma/
This page
21,826 $3,570,078

All Filings in AMT

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25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,570,078 21,826
2026-03-31 $33,730,415 195,448
2025-12-31 $35,232,334 200,674
2025-09-30 $40,160,647 208,822
2025-06-30 $48,816,245 220,868
2025-03-31 $47,766,246 219,514
2024-12-31 $38,565,253 210,268
2024-09-30 $44,824,544 192,744
2024-06-30 $37,185,088 191,301
2024-03-31 $22,481,395 113,778
2023-12-31 $105,070,523 486,708
2023-09-30 $91,270,736 555,006
2023-06-30 $137,421,035 708,575
2023-03-31 $165,922,240 811,991
2022-12-31 $168,653,907 796,063
2022-09-30 $161,482,096 752,129
2022-06-30 $171,516,225 671,060
2022-03-31 $158,146,255 629,513
2021-09-30 $156,842,977 590,946
2021-06-30 $157,937,621 584,651
2021-03-31 $138,284,257 578,450
2020-12-31 $76,146,708 339,244
2020-09-30 $289,109 1,196
2020-06-30 $306,369 1,185
2020-03-31 $280,244 1,287