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Equibles

GRANDFIELD & DODD, LLC

Position in AMT — American Tower Corp /Ma/

CIK 1308016 NEW YORK, NY
Back to AMT Full portfolio

Position in AMT

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$294,753
-$16,236 QoQ
Shares Held
1,802
0.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#1,233
of 1,742 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 84% Shared 0% None 16%

Common Shares in AMT Over Time

Shares Held

Position Value (USD)

Position in REIT - Specialty

Real Estate · as of Jun 30, 2026

GRANDFIELD & DODD, LLC holds $15,415,351 across 3 REIT - Specialty names. AMT ranks #2 (1.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 WY
Weyerhaeuser Co
 620,196 $14,847,492
2 AMT
American Tower Corp /Ma/
This page 		1,802 $294,753
3 EQIX
Equinix Inc
 262 $273,106

All Filings in AMT

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25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $294,753 1,802
2026-03-31 $310,989 1,802
2025-12-31 $316,377 1,802
2025-09-30 $346,560 1,802
2025-06-30 $398,499 1,803
2025-03-31 $379,276 1,743
2024-12-31 $319,683 1,743
2024-09-30 $425,817 1,831
2024-06-30 $355,909 1,831
2024-03-31 $363,763 1,841
2023-12-31 $395,276 1,831
2023-09-30 $322,157 1,959
2023-06-30 $383,419 1,977
2023-03-31 $403,571 1,975
2022-12-31 $418,423 1,975
2022-09-30 $434,552 2,024
2022-06-30 $517,314 2,024
2022-03-31 $508,469 2,024
2021-09-30 $477,472 1,799
2021-06-30 $420,878 1,558
2021-03-31 $372,216 1,557
2020-12-31 $349,484 1,557
2020-09-30 $376,373 1,557
2020-06-30 $403,580 1,561
2020-03-31 $344,480 1,582