MKS INSTRUMENTS ($MKSI) posted quarterly earnings results for Q3 2026 on Wednesday, November 4th. The company reported earnings of $4.18 per share, beating estimates of $3.70 by $0.48. The company also reported revenue of $1,413,000,000, beating estimates of $1,382,360,100 by $30,639,900.
Stock price change since market close: +7.32%
You can see Quiver Quantitative's $MKSI stock page to track data on insider trading, hedge fund activity, congressional trading, and more.
MKS INSTRUMENTS Insider Trading Activity
MKS INSTRUMENTS insiders have traded $MKSI stock on the open market 24 times in the past 6 months. Of those trades, 0 have been purchases and 24 have been sales.
Here’s a breakdown of recent trading of $MKSI stock by insiders over the last 6 months:
- GERALD G COLELLA has made 0 purchases and 7 sales selling 20,000 shares for an estimated $6,668,075.
- JOHN TSENG-CHUNG LEE (President & CEO) has made 0 purchases and 2 sales selling 20,000 shares for an estimated $6,174,900.
- RAMAKUMAR MAYAMPURATH (EVP & CFO) sold 8,810 shares for an estimated $2,779,378
- DAVID PHILIP HENRY (EVP, Global Str Mktg & GM, MSD) has made 0 purchases and 2 sales selling 8,500 shares for an estimated $2,712,833.
- JAMES ALAN SCHREINER (EVP & COO) has made 0 purchases and 4 sales selling 4,281 shares for an estimated $1,458,275.
- MICHELLE M MCCARTHY (SVP & Chief Accounting Officer) sold 2,434 shares for an estimated $767,269
- JACQUELINE F MOLONEY has made 0 purchases and 2 sales selling 2,400 shares for an estimated $758,782.
- JOSEPH B DONAHUE sold 2,100 shares for an estimated $688,703
- PETER III CANNONE sold 1,350 shares for an estimated $409,590
- ELIZABETH MORA has made 0 purchases and 2 sales selling 600 shares for an estimated $170,694.
- JOHN EDWARD WILLIAMS (EVP & GM, PSD) sold 457 shares for an estimated $131,757
To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.
MKS INSTRUMENTS Hedge Fund Activity
We have seen 401 institutional investors add shares of MKS INSTRUMENTS stock to their portfolio, and 355 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- JPMORGAN CHASE & CO added 3,373,844 shares (+inf%) to their portfolio in Q2 2026, for an estimated $1,500,685,811
- VICTORY CAPITAL MANAGEMENT INC removed 1,953,372 shares (-76.2%) from their portfolio in Q2 2026, for an estimated $868,859,865
- ALKEON CAPITAL MANAGEMENT LLC added 1,072,040 shares (+inf%) to their portfolio in Q2 2026, for an estimated $476,843,392
- INVESCO LTD. added 940,205 shares (+25.3%) to their portfolio in Q2 2026, for an estimated $418,203,184
- SACHEM HEAD CAPITAL MANAGEMENT LP added 812,700 shares (+inf%) to their portfolio in Q2 2026, for an estimated $361,488,960
- SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. added 808,198 shares (+inf%) to their portfolio in Q2 2026, for an estimated $359,486,470
- QUBE RESEARCH & TECHNOLOGIES LTD added 531,708 shares (+715.0%) to their portfolio in Q2 2026, for an estimated $236,503,718
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.
MKS INSTRUMENTS Price Targets
Multiple analysts have issued price targets for $MKSI recently. We have seen 6 analysts offer price targets for $MKSI in the last 6 months, with a median target of $464.0.
Here are some recent targets:
- Vijay Rakesh from Mizuho set a target price of $415.0 on 07/09/2026
- Joseph Moore from Morgan Stanley set a target price of $442.0 on 07/06/2026
- Bhavesh Lodaya from BMO Capital set a target price of $453.0 on 06/30/2026
- Steve Barger from Keybanc set a target price of $475.0 on 06/29/2026
- C.J. Muse from Cantor Fitzgerald set a target price of $600.0 on 06/29/2026
- Vivek Arya from B of A Securities set a target price of $500.0 on 06/23/2026
This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.
Check out the Quiver Quantitative API to build on top of data on congressional stock trading, insider transactions, hedge fund moves, and more.
