Citable ownership snapshot
MCK's latest 13F holder table lists AQR Capital Management as the largest holder in this view with 878,727 shares valued at $660.95M.
| Holder | Report date | Value | Portfolio weight |
|---|---|---|---|
| AQR Capital Management | Jun 30, 2026 | $660.95M | 0.2% |
| Citadel Advisors | Jun 30, 2026 | $525.45M | 0.1% |
| D.E. Shaw & Co. | Jun 30, 2026 | $385.39M | 0.2% |
| Renaissance Technologies | Jun 30, 2026 | $272.84M | 0.4% |
| Farallon Capital Management | Mar 31, 2026 | $202.75M | 1.2% |
| Millennium Management | Jun 30, 2026 | $112.00M | 0.0% |
| Point72 Asset Management | Jun 30, 2026 | $98.41M | 0.1% |
| Bridgewater Associates | Jun 30, 2026 | $53.16M | 0.2% |
Source: SEC EDGAR 13F filings; period Jun 30, 2026; filed Aug 14, 2026.
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