Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 1 U.S. retirement plans report holding Flagship Pioneering Special Opps II Partnership Investment in their Schedule of Assets, totaling $6.7M 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 | HARBOURVEST PARTNERS XI VENTURE FUND L. P. HARBOURVEST PARTNERS XI VENTURE FUND L. P. | BOSTON MA | — | $902.4M | $6.7M |
