# ENTEGRIS INC (ENTG) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 29362U104
Page URL: https://superinvestorclub.com/stock/ENTG
Last updated: 2026-07-08T11:38:10.342Z

## Summary

As of the most recent 13F filing period, ENTEGRIS INC (ENTG) is held by 7 tracked superinvestors with an aggregate position value of $901.4M representing 0311505421664281343104971701613091794112859 shares.

## Top institutional holders (7)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Stephen Mandel](https://superinvestorclub.com/manager/61) | Lone Pine Capital | 3115054 | $365.2M | 2.91% | 2026-03-31 |
| 2 | [William Von Mueffling](https://superinvestorclub.com/manager/2284) | Cantillon Capital Management | 2166428 | $254.0M | 1.69% | 2026-03-31 |
| 3 | [Mairs & Power](https://superinvestorclub.com/manager/92) | Mairs & Power | 1343104 | $157.5M | 1.61% | 2026-03-31 |
| 4 | [Henry Ellenbogen](https://superinvestorclub.com/manager/64) | Durable Capital Partners | 971701 | $113.9M | 1.17% | 2026-03-31 |
| 5 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 61309 | $7.2M | 0.03% | 2026-03-31 |
| 6 | [Torray LLC](https://superinvestorclub.com/manager/3250) | Torray LLC | 17941 | $2.1M | 0.31% | 2026-03-31 |
| 7 | [Lee Ainslie](https://superinvestorclub.com/manager/58) | Maverick Capital | 12859 | $1.5M | 0.02% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2024-03-31: 1 holders, $102.4M aggregate, 0728893 shares
- 2024-06-30: 1 holders, $163.8M aggregate, 01209401 shares
- 2024-09-30: 2 holders, $313.8M aggregate, 017450061043732 shares
- 2024-12-31: 3 holders, $295.9M aggregate, 0203321993827315266 shares
- 2025-03-31: 6 holders, $931.0M aggregate, 04224574291441725381759381931549911539 shares
- 2025-06-30: 5 holders, $916.0M aggregate, 0416961430559142465773164588520992 shares
- 2025-09-30: 5 holders, $792.5M aggregate, 0376503524397191194050114998122147 shares
- 2025-12-31: 6 holders, $861.3M aggregate, 0305423024934162459153134898684416022784 shares
- 2026-03-31: 7 holders, $901.4M aggregate, 0311505421664281343104971701613091794112859 shares

## Recent congressional trades (7)

- 2025-10-31: Lisa McClain (Republican-MI) sale $1,001 - $15,000
- 2025-10-30: Lisa McClain (Republican-MI) sale $1,001 - $15,000
- 2025-10-30: Lisa McClain (Republican-MI) purchase $1,001 - $15,000
- 2025-08-04: Lisa McClain (Republican-MI) purchase $1,001 - $15,000
- 2025-07-28: April McClain Delaney (Democrat-MD) sale $1,001 - $15,000
- 2025-07-09: April McClain Delaney (Democrat-MD) sale $1,001 - $15,000
- 2025-02-17: John Delaney (Democrat-MD) purchase $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "ENTEGRIS INC (ENTG) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/ENTG), aggregating SEC 13F, Form 4, and congressional disclosures."