Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding STATE ST BK & TR CO BOSTON WBS Wrapper Insurance Contract in their Schedule of Assets, totaling $67.5M 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 | WARNER BROS. DISCOVERY, INC. WARNER BROS. DISCOVERY DEFINED CONTRIBUTION MASTER TRUST | NEW YORK NY | — | $8.1B | $67.5M |
