Citable ownership snapshot
BSX's latest 13F holder table lists D.E. Shaw & Co. as the largest holder in this view with 27,267,209 shares valued at $1.16B.
| Holder | Report date | Value | Portfolio weight |
|---|---|---|---|
| D.E. Shaw & Co. | Jun 30, 2026 | $1.16B | 0.6% |
| Two Sigma Investments | Jun 30, 2026 | $828.86M | 0.6% |
| Farallon Capital Management | Mar 31, 2026 | $468.79M | 2.7% |
| Citadel Advisors | Jun 30, 2026 | $433.43M | 0.0% |
| AQR Capital Management | Jun 30, 2026 | $413.22M | 0.1% |
| Maverick Capital | Jun 30, 2026 | $253.41M | 2.2% |
| Viking Global Investors | Dec 31, 2025 | $239.31M | 0.6% |
| Millennium Management | Jun 30, 2026 | $232.13M | 0.1% |
Source: SEC EDGAR 13F filings; period Jun 30, 2026; filed Aug 14, 2026.
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