# ADTRAN HOLDINGS INC (ADTN) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 00486H105
Page URL: https://superinvestorclub.com/stock/ADTN
Last updated: 2026-08-29T13:47:24.793Z

## Summary

As of the most recent 13F filing period, ADTRAN HOLDINGS INC (ADTN) is held by 2 tracked superinvestors with an aggregate position value of $35.7M representing 0249701470292 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [First Eagle](https://superinvestorclub.com/manager/21222) | First Eagle Investment Management | 2497014 | $34.7M | 0.03% | 2026-06-30 |
| 2 | [Polen Capital](https://superinvestorclub.com/manager/271) | Polen Capital Management | 70292 | $977,059 | 0.01% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2023-06-30: 1 holders, $7.9M aggregate, 0752711 shares
- 2023-09-30: 1 holders, $9.4M aggregate, 01136807 shares
- 2023-12-31: 1 holders, $9.3M aggregate, 01270307 shares
- 2024-03-31: 1 holders, $2.2M aggregate, 0406307 shares
- 2024-06-30: 1 holders, $3.6M aggregate, 0681807 shares
- 2024-09-30: 1 holders, $5.9M aggregate, 01001807 shares
- 2024-12-31: 1 holders, $10.4M aggregate, 01246807 shares
- 2025-03-31: 1 holders, $10.0M aggregate, 01144107 shares
- 2025-06-30: 1 holders, $10.2M aggregate, 01133607 shares
- 2025-09-30: 1 holders, $11.3M aggregate, 01209207 shares
- 2025-12-31: 1 holders, $10.7M aggregate, 01235207 shares
- 2026-03-31: 2 holders, $18.2M aggregate, 0136870775688 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "ADTRAN HOLDINGS INC (ADTN) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/ADTN), aggregating SEC 13F, Form 4, and congressional disclosures."