MKSI

Name: MKSI Congressional Trading Activity
Creator: Signal Congress

Congressional Activity

MKS Inc. - Common Stock (MKSI) [ST]

ARIA INTELLIGENCE BRIEF

Public disclosure records show two members of Congress — Lisa McClain and Tommy Tuberville — have filed a combined five trades in this information technology sector security, spanning from April 2023 through October 2025. The balance tilts toward selling, with three disclosed sales against two purchases across that period. No bipartisan co-trading clusters are recorded for this name, and no executive-branch officials have disclosed transactions in the same security in the public filing record.

Signal Congress surfaces public disclosure data. This is not investment advice and does not imply wrongdoing.

TOTAL TRADES

BUYS

SELLS

MEMBERS

unique traders

BIPARTISAN CLUSTERS

AVG ALPHA 60D

+18.10%

vs SPY benchmark

MKSI timeline4 trades · Congress · single source

Positioned by disclosure date. Click any marker for its source filing.

CongressCabinetContract cut8-K13D▲ buy ▼ sell ◆ n/a ■ event

EXECUTIVE HOLDINGS

Primary-source OGE 278-T disclosures

View all on Executive page →

No OGE 278-T disclosures found for MKSI.

5 trades

Congressional trading data from STOCK Act filings. Not investment advice.

ABOUT CONGRESSIONAL TRADING IN MKSI

As of July 2026, 2 members of Congress have collectively executed 5 disclosed trades on MKSI (MKS Inc. - Common Stock). This includes 2 purchases and 3 sales, with bipartisan cluster activity detected 0 times — instances where members of both parties traded MKSI within overlapping time windows, often a signal of coordinated information or policy-related activity.

MOST-ACTIVE TRADERS

The most active trader of MKSI on Signal Congress is Lisa McClain with 4 trades, followed by Tommy Tuberville (1 trade).

Signal Congress tracks MKSI congressional trades through STOCK Act PTR filings from the House Clerk XML feed and Senate eFD system. Each trade is scored for conviction (0–100 scale) based on filing speed, amount, and corroboration signals, and analyzed for alpha generation against the SPY benchmark over 60-day and 180-day windows.