MKS Inc
MKSI- Exchange
- Nasdaq
- Industry
- Industrial Instruments For Measurement, Display, and Control
- SEC CIK
- 0001049502
In the last 90 days, MKS Inc insiders filed 0 open-market purchases and 3 sales; 777 institutions reported holding it in 13F filings for Q2 2026, worth $31.3B in total; Maverick Capital is the only superinvestor holding it.
Politicians who traded MKSI
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 6
- Filings
- 4
- Politicians
- 2
- Buys / sells
- 3 / 3
- Estimated volume
- $48.0K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Lisa C. McClain House · MI | 4 | 2 / 2 | $32.0K | Oct 31, 2025 | Nov 21, 2025 |
 Tommy Tuberville Senate · AL | 2 | 1 / 1 | $16.0K | Apr 3, 2023 | May 12, 2023 |
Trades
Reported trades in MKS Inc, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Lisa C. McClain House · MI | MKSIMKS Inc. - Common Stock | Sell | Spouse | Oct 30, 2025 | Nov 21, 2025 | 22 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | MKSIMKS Inc. - Common Stock | Buy | Spouse | Oct 30, 2025 | Nov 21, 2025 | 22 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | MKSIMKS Inc. - Common Stock | Sell | Spouse | Oct 31, 2025 | Nov 21, 2025 | 21 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | MKSIMKS Inc. - Common Stock | Buy | Spouse | Aug 4, 2025 | Sep 12, 2025 | 39 days | $1K-$15K | Filing |
Tommy Tuberville Senate · AL | MKSIMKS Instruments, Inc. - Common Stock | Sell (full) | Joint | Apr 3, 2023 | May 12, 2023Amended | 38 days | $1K-$15K | Filing |
Tommy Tuberville Senate · AL | MKSIMKS Instruments, Inc. - Common Stock | Buy | Joint | Mar 30, 2022 | Apr 8, 2022 | 9 days | $1K-$15K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.