Ownership history in STRS OHIO · 79 quarters on record
This page tracks every 13F SEC filing in which STRS OHIO reported a position in ADTRAN INC. COM (ADTN). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | UNCHANGED | 67,900 | — | 0% | 0.00% | $637K | $9.38 |
| 2025 Q2 | ADDED | 67,900 | +3,700 | +5.8% | 0.00% | $609K | $8.97 |
| 2025 Q1 | REDUCED | 64,200 | -9,700 | -13.1% | 0.00% | $560K | $8.72 |
| 2024 Q3 | UNCHANGED | 73,900 | — | 0% | 0.00% | $438K | $5.93 |
| 2024 Q2 | ADDED | 73,900 | +57,800 | +359.0% | 0.00% | $389K | $5.26 |
| 2022 Q3 | REDUCED | 16,100 | -25,000 | -60.8% | 0.00% | $315K | $18.98 |
| 2022 Q1 | REDUCED | 41,100 | -2,200 | -5.1% | 0.00% | $758K | $17.73 |
| 2021 Q4 | REDUCED | 43,300 | -2,700 | -5.9% | 0.00% | $988K | $21.85 |
| 2021 Q3 | ADDED | 46,000 | +35,800 | +351.0% | 0.00% | $862K | $17.88 |
| 2021 Q2 | REDUCED | 10,200 | -42,200 | -80.5% | 0.00% | $210K | $19.60 |
As of 2025 Q4 — sorted by position size