Who owns Mks Inc (MKSI)?
333 US mutual funds and ETFs from 152 fund families reported a position in MKSI for the quarter ending 2026-06-30. Against their own report a quarter earlier, 78 raised shares, 61 opened a new position, 154 cut and 32 sold out.
Largest fund families
| Fund family | Funds | Share of fund-held shares |
|---|---|---|
| Vanguard Index Funds | 5 | 26.4% |
| Ishares Trust | 16 | 17.3% |
| Smallcap World Fund Inc | 1 | 12.0% |
| Jpmorgan Trust Ii | 2 | 5.0% |
| J.P. Morgan Fleming Mutual Fund Group, Inc. | 1 | 2.7% |
| T. Rowe Price Mid-Cap Value Fund, Inc. | 1 | 2.4% |
Tracked managers holding MKSI
| Investor | Book weight |
|---|---|
| Sachem Head | 7.5% |
| Light Street | 5.1% |
| Whale Rock | 4.5% |
| Steve Cohen · Point72 | 1.0% |
Source: SEC Form N-PORT, which funds file about 60 days after quarter end, and the latest 13F filings. Share counts, not trades: a change can reflect fund inflows or outflows rather than a decision about MKSI. A record of holdings, not a forecast and not investment advice. See all owner pages or the forecast board for the names our model ranks.
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