Entegris Inc
Held by 5 superinvestors (ENTG).
Educational data only — not investment advice. 13F positions are self-reported and can lag up to 45 days.
Entegris Inc (ENTG) is held by 5 of the superinvestors tracked on Compounder, with a combined $741.8M in reported 13F value. The largest position belongs to Stephen Mandel, where it makes up 2.9% of the portfolio.
Other notable holders by value include William von Mueffling (1.7% of its book), Henry Ellenbogen (1.2% of its book) and Ray Dalio (0.0% of its book).
Over the latest quarter, 3 of the tracked filers opened a new position in ENTG, 1 added to existing ones, 1 trimmed, and 1 sold out entirely.
Holder counts and values reflect the most recent SEC Form 13F filings, through the quarter ended 2026-03-31. Source: SEC EDGAR. A 13F shows only long US-listed positions and can lag the real portfolio by up to 45 days, so this is disclosed long ownership, not a complete picture.
Superinvestors holding this security over the last 8 quarters: 2 → 5.
Early quarters may understate holder counts due to data backfill — read the slope with care.
- Value$365.2MWeight (prev→now)1.9% → 2.9% ▲
- Value$254.0MWeight (prev→now)1.1% → 1.7% ▼
- Value$113.9MWeight (prev→now)New · 1.2%
- Value$7.2MWeight (prev→now)New · 0.0%
- Value$1.5MWeight (prev→now)New · 0.0%
Sources· SEC EDGAR 13F as of 2026-05-15
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