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CSS LLC/IL

Position in AMT — American Tower Corp /Ma/

CIK 1103646 CHICAGO, IL

Position in AMT

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$599,647
+$68,101 QoQ
Shares Held
3,666
+19.0% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#986
of 1,735 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMT Over Time

Shares Held

Position Value (USD)

Position in REIT - Specialty

Real Estate · as of Jun 30, 2026

CSS LLC/IL holds $1,914,377 across 4 REIT - Specialty names. AMT ranks #1 (31.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 AMT
American Tower Corp /Ma/
This page
3,666 $599,647

All Filings in AMT

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $599,647 3,666
2026-03-31 $531,546 3,080
2025-12-31 $521,442 2,970