Quick Takeaways
- David Philip Henry has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $6,305,526.
- Recent insider filing activity is available below.
Insider Trading & Ownership of David Philip Henry
- Location
- Andover, MA
- Summary
- The estimated net worth of David Philip Henry is at least $6,305,526 dollars as of 23 Feb 2026. David Philip Henry is the EVP, Global Str Mktg & GM, MSD of MKS INC and owns shares of MKS INC (MKSI) stock worth about $6.31M.
- Signature
- /s/ M. Kathryn Rickards, attorney-in-fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow David Philip Henry and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: MKS INC ($6,305,526).
- Past-year value change for that position: -$1,383,120.
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of David Philip Henry
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| MKSI | MKS INC | EVP, Global Str Mktg & GM, MSD | $6,305,526 | -$1,383,120 | -18% | 20 Feb 2026 |
Insider Transactions Reported by David Philip Henry:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.