Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding SEI Institutional Managed Trust S&P 500 Index Fund E Mutual fund in their Schedule of Assets, totaling $33.6M in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
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| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | OTTER TAIL CORPORATION OTTER TAIL CORPORATION PENSION PLAN | FERGUS FALLS MN | 280 | $328.8M | $33.6M |
