Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding Principal Funds Inc High Yield Securities R6 Fund in their Schedule of Assets, totaling $2.4M in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | ADTRAN NETWORKS NORTH AMERICA INC. ADTRAN NETWORKS NORTH AMERICA INC. 401(K) PLAN | NORCROSS GA | 297 | $121.0M | $2.4M |
