Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding Northwestern Mutual Series Fund Portfolios in their Schedule of Assets, totaling $352K 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 | INDEPENDENCEFIRST SAFE-HARBOR 403(B) THRIFT PLAN FOR EMPLOYEES OF INDEPENDENCEFIRST | MILWAUKEE WI | 1,048 | $17.5M | $352K |
