AMT-PB — American Tower Corp Institutional Holders · Q2 2026
Who owns American Tower Corp (AMT-PB)? 6 institutions reported holding $99.57M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: IMC-Chicago, LLC ($65.8M), JPMorgan Chase & Co ($14.8M), Group One Trading LLC ($10.8M).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $65.8M | 402,400 | Added |
| 2 | JPMORGAN CHASE & CO | $14.8M | 87,700 | New |
| 3 | GROUP ONE TRADING LLC | $10.8M | 66,200 | Trimmed |
| 4 | SIMPLEX TRADING, LLC | $8.1M | 49,700 | Trimmed |
| 5 | SG Americas Securities, LLC | $0 | 0 | Exited |
| 6 | Maven Securities LTD | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30