MKSI - Company ID 0001049502
As of 2026-09-07, MKS INSTRUMENTS INC (MKSI) has a market capitalization of $17.58 B, making it the #669 most valuable US-listed company.
| Date | Market cap |
|---|---|
| 2026-09-07 | $17.58 B |
| 2026-09-06 | $17.58 B |
| 2026-09-05 | $17.58 B |
| 2026-09-04 | $17.51 B |
| 2026-09-03 | $16.86 B |
| 2026-09-02 | $17.00 B |
| 2026-09-01 | $16.65 B |
| 2026-08-31 | $17.36 B |
| 2026-08-30 | $17.28 B |
| 2026-08-29 | $17.28 B |
| 2026-08-28 | $17.31 B |
| 2026-08-27 | $18.30 B |
As of 2026-09-07, MKS INSTRUMENTS INC (MKSI) has a market capitalization of $17.58 B, making it the #669 most valuable US-listed company.
MKS INSTRUMENTS INC is the #669 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| 2026-08-26 | $18.36 B |
| 2026-08-25 | $18.26 B |
| 2026-08-24 | $18.17 B |
| 2026-08-23 | $18.85 B |
| 2026-08-22 | $18.85 B |
| 2026-08-21 | $18.83 B |
| 2026-08-20 | $19.04 B |
| 2026-08-19 | $19.02 B |
| 2026-08-18 | $20.28 B |
| 2026-08-17 | $21.66 B |
| 2026-08-16 | $20.99 B |
| 2026-08-15 | $20.99 B |
| 2026-08-14 | $20.78 B |
| 2026-08-13 | $20.69 B |
| 2026-08-12 | $20.89 B |
| 2026-08-11 | $19.88 B |
| 2026-08-10 | $19.75 B |
| 2026-08-09 | $20.60 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.