5 of the 18 tracked hedge funds hold BSX (BOSTON SCIENTIFIC CORP) in their latest 13F filing. Combined position: $950.7M.
| Fund | Shares | Position | This quarter |
|---|---|---|---|
| Ken Griffin (Citadel) | 19.36M | $826.2M | added |
| Jim Simons (Renaissance) | 2.41M | $102.9M | reduced |
| Ray Dalio (Bridgewater) | 442.0K | $18.9M | added |
| Ken Griffin (Citadel) | 31.0K | $1.3M | added |
| Ken Griffin (Citadel) | 30.3K | $1.3M | added |
Sold out, added to, or brand-new position — email you within minutes of the 13F filing.
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Data from SEC EDGAR quarterly 13F-HR filings. 13F filings are due 45 days after quarter end and reflect equity positions only (no shorts, no options, no non-US listings). By law they lag reality by up to 6 weeks — treat as historical, not real-time.