Insider Selling: MKS (NASDAQ:MKSI) Director Sells $688,695.00 in Stock

Posted by Brenda Bartman on May 31st, 2026

MKS Inc. (NASDAQ:MKSI – Get Free Report) Director Joseph Donahue sold 2,100 shares of the company’s stock in a transaction on Wednesday, May 27th. The stock was sold at an average price of $327.95, for a total value of $688,695.00. Following the transaction, the director directly owned 10,033 shares in the company, valued at approximately $3,290,322.35. The trade was a 17.31% decrease in their ownership of the stock. The sale was disclosed in a filing with the SEC, which is accessible through this link.

MKS Stock Performance

Shares of MKSI stock opened at $324.26 on Friday. The business’s fifty day simple moving average is $276.48 and its 200-day simple moving average is $224.45. The company has a market cap of $21.90 billion, a PE ratio of 67.84, a PEG ratio of 1.17 and a beta of 1.98. The company has a current ratio of 1.11, a quick ratio of 0.70 and a debt-to-equity ratio of 0.94. MKS Inc. has a 12-month low of $80.22 and a 12-month high of $339.00.

MKS (NASDAQ:MKSI – Get Free Report) last issued its quarterly earnings results on Wednesday, May 6th. The scientific and technical instruments company reported $2.30 earnings per share (EPS) for the quarter, topping analysts’ consensus estimates of $2.00 by $0.30. The business had revenue of $1.08 billion for the quarter, compared to the consensus estimate of $1.05 billion. MKS had a return on equity of 21.49% and a net margin of 8.06%.The business’s quarterly revenue was up 15.2% on a year-over-year basis. During the same period in the prior year, the firm posted $1.71 earnings per share. MKS has set its Q2 2026 guidance at 2.600-3.200 EPS. Analysts expect that MKS Inc. will post 11.73 earnings per share for the current fiscal year.

MKS Dividend Announcement

The company also recently announced a quarterly dividend, which will be paid on Friday, June 12th. Investors of record on Wednesday, June 3rd will be given a $0.25 dividend. This represents a $1.00 annualized dividend and a dividend yield of 0.3%. The ex-dividend date of this dividend is Wednesday, June 3rd. MKS’s dividend payout ratio is presently 20.92%.

Institutional Investors Weigh In On MKS

Several hedge funds have recently added to or reduced their stakes in the business. Blue Trust Inc. boosted its holdings in MKS by 1.1% in the first quarter. Blue Trust Inc. now owns 4,274 shares of the scientific and technical instruments company’s stock valued at $982,000 after purchasing an additional 47 shares during the last quarter. Covestor Ltd boosted its holdings in MKS by 14.7% in the fourth quarter. Covestor Ltd now owns 390 shares of the scientific and technical instruments company’s stock valued at $63,000 after purchasing an additional 50 shares during the last quarter. Daiwa Securities Group Inc. boosted its holdings in MKS by 10.4% in the fourth quarter. Daiwa Securities Group Inc. now owns 530 shares of the scientific and technical instruments company’s stock valued at $85,000 after purchasing an additional 50 shares during the last quarter. Quadrant Capital Group LLC boosted its holdings in MKS by 1.3% in the fourth quarter. Quadrant Capital Group LLC now owns 4,335 shares of the scientific and technical instruments company’s stock valued at $693,000 after purchasing an additional 55 shares during the last quarter. Finally, MassMutual Private Wealth & Trust FSB boosted its holdings in MKS by 6.9% in the fourth quarter. MassMutual Private Wealth & Trust FSB now owns 898 shares of the scientific and technical instruments company’s stock valued at $144,000 after purchasing an additional 58 shares during the last quarter. 99.79% of the stock is owned by hedge funds and other institutional investors.

Trending Headlines about MKS

Here are the key news stories impacting MKS this week:

Positive Sentiment: Zacks Research raised long-term earnings estimates for MKS, including FY2026 EPS of $11.86, FY2027 EPS of $15.00, and FY2028 EPS of $18.24, reinforcing the view that profit growth could remain strong. This kind of higher forward guidance can support the stock by signaling improving earnings power.
Positive Sentiment: The company’s most recent earnings report beat expectations, with MKS posting $2.30 EPS on $1.08 billion in revenue, both above consensus. Strong results and raised Q2 guidance continue to back the bullish case for MKSI.
Positive Sentiment: Wall Street has remained broadly constructive, with multiple firms maintaining Buy or Overweight ratings and several raising price targets into the $360-$400 range. That analyst support may be helping keep sentiment positive around MKS.
Neutral Sentiment: MKS also reaffirmed its quarterly dividend of $0.25 per share, which provides income support but is too small to be a major near-term stock driver.
Negative Sentiment: Several insiders sold shares recently, including Director Gerald G. Colella, Director Joseph Donahue, and EVP David Philip Henry. While the sales were disclosed as planned transactions in at least some cases, insider selling can still create caution among investors.

Analyst Upgrades and Downgrades

Several equities analysts recently issued reports on MKSI shares. Needham & Company LLC upped their target price on MKS from $300.00 to $360.00 and gave the company a “buy” rating in a research report on Thursday, May 7th. JPMorgan Chase & Co. upped their target price on MKS from $305.00 to $365.00 and gave the company an “overweight” rating in a research report on Friday, May 8th. Cantor Fitzgerald upped their target price on MKS from $300.00 to $400.00 and gave the company an “overweight” rating in a research report on Wednesday, April 22nd. Weiss Ratings reissued a “hold (c)” rating on shares of MKS in a research report on Tuesday, April 21st. Finally, Mizuho set a $400.00 target price on MKS in a research report on Wednesday. Two research analysts have rated the stock with a Strong Buy rating, ten have issued a Buy rating, two have assigned a Hold rating and one has assigned a Sell rating to the company. According to MarketBeat.com, the company currently has a consensus rating of “Moderate Buy” and a consensus target price of $324.92.

View Our Latest Stock Analysis on MKS

About MKS

(Get Free Report)

MKS Instruments, Inc (NASDAQ: MKSI) designs, manufactures and markets technology solutions that enable advanced processes in a variety of high‐technology and industrial markets. The company’s core offerings include vacuum and gas delivery systems, pressure and flow measurement instruments, optical metrology tools, photonics subsystems and critical components for manufacturing processes. These products support the precise control and monitoring needs of semiconductor, industrial manufacturing, life and health sciences, and research applications.

The company’s product portfolio features mass flow controllers, pressure transducers, vacuum gauges, gas purity monitors, laser-based metrology systems and photonic devices such as lasers and detectors.