# American Tower Corp.

American Tower Corp. is a security (CUSIP 03027XCM0) tracked across SEC portfolio filings. 4 registered fund positions totaling $35.0M via N-PORT as of 2026-04-30.

## Summary

- Issuer: American Tower Corp.
- CUSIP: 03027XCM0
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 4
- N-PORT value: $35.0M
- N-PORT report: 2026-04-30

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [MFS Income Fund](https://search.stillhousedata.com/fund/S000002491) | MFS Series Trust VIII | $20.3M | 24.70% |
| [VANGUARD INTERMEDIATE-TERM BOND INDEX FUND](https://search.stillhousedata.com/fund/S000002561) | VANGUARD BOND INDEX FUNDS | $13.7M | 2.64% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $1.1M | 0.18% |
| [Advantage CoreAlpha Bond Master Portfolio](https://search.stillhousedata.com/fund/S000062381) | Master Investment Portfolio II | $71K | 1.05% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/03027XCM0.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.