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StockSpill

Notifications

Coming soon

InsightsAnalysisInvestorsCongressWatchlist
Account

Superinvestors

  • All superinvestors
  • Warren Buffett
  • Value investors
  • Activist investors
  • Smart-money insights

Congress trades

  • All congress trades
  • Senate trades
  • House trades
  • Nancy Pelosi
  • Donald Trump

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  • Browse all stocks
  • NVDA holders
  • AAPL holders
  • TSLA holders
  • MSFT holders

Tools

  • Analysis hub
  • DCF calculator
  • Compound interest
  • Treasury yields
  • Macro data

© 2026 StockSpill. Data from SEC EDGAR filings. Logos by Parqet.

PricingRead termsRead privacy policyNotes on Data
Home › MKSI › Politician holders

Which politicians own MKSI (MKSI)?

2 members of Congress have filed STOCK Act disclosures for MKSI — 23 total trades (13 buys, 10 sells).

PoliticianPartyChamberStateBuysSellsLast trade
Ro KhannaDemocrathouseCalifornia118—
Lisa McClainRepublicanhouseMichigan22—

Related to MKSI

Valuation & analysis

  • MKSI DCF analysis
  • Free DCF calculator
  • Compound interest calculator

Smart-money holders

  • Superinvestors holding MKSI
  • Politicians trading MKSI
  • Insider buys & sells at MKSI

Most-watched investors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman

Other popular stocks

  • AAPL
  • NVDA
  • MSFT
  • AMZN
  • GOOGL
  • META

Congressional trading in MKSI

2 U.S. senators and representatives have disclosed MKSI trades under the STOCK Act. Across all filings, this includes 13 buys and 10 sells. The most recent filing was on an unknown date.

STOCK Act disclosures must be filed within 45 days of a trade. Use this page to track political trading activity in this name, including the gap between trade date and disclosure date.

Key takeaways

  • 2 congressional traders disclosed.
  • 13 total buys, 10 total sells.
  • Most recent trade: null.
Home › MKSI › Politician holders

Which politicians own MKSI (MKSI)?

2 members of Congress have filed STOCK Act disclosures for MKSI — 23 total trades (13 buys, 10 sells).

PoliticianPartyChamberStateBuysSellsLast trade
Ro KhannaDemocrathouseCalifornia118—
Lisa McClainRepublicanhouseMichigan22—

Related to MKSI

Valuation & analysis

  • MKSI DCF analysis
  • Free DCF calculator
  • Compound interest calculator

Smart-money holders

  • Superinvestors holding MKSI
  • Politicians trading MKSI
  • Insider buys & sells at MKSI

Most-watched investors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman

Other popular stocks

  • AAPL
  • NVDA
  • MSFT
  • AMZN
  • GOOGL
  • META

Congressional trading in MKSI

2 U.S. senators and representatives have disclosed MKSI trades under the STOCK Act. Across all filings, this includes 13 buys and 10 sells. The most recent filing was on an unknown date.

STOCK Act disclosures must be filed within 45 days of a trade. Use this page to track political trading activity in this name, including the gap between trade date and disclosure date.

Key takeaways

  • 2 congressional traders disclosed.
  • 13 total buys, 10 total sells.
  • Most recent trade: null.