William Blair Investment Management LLC Makes New Investment in Mercury Systems Inc $MRCY

22 Aug 2026, 13:28 by Tristan Rich · The Markets Daily

William Blair Investment Management LLC acquired a new stake in Mercury Systems Inc (NASDAQ:MRCY – Free Report) in the 2nd quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission (SEC). The firm acquired 379,732 shares of the technology company’s stock, valued at approximately $46,453,000.

Several other large investors also recently bought and sold shares of the company. Osaic Holdings Inc. raised its stake in shares of Mercury Systems by 53.2% during the second quarter. Osaic Holdings Inc. now owns 599 shares of the technology company’s stock valued at $32,000 after purchasing an additional 208 shares during the period. Leonteq Securities AG acquired a new stake in Mercury Systems during the 4th quarter valued at $35,000. Hollencrest Capital Management acquired a new stake in Mercury Systems during the 4th quarter valued at $37,000. Federated Hermes Inc. purchased a new stake in Mercury Systems during the 2nd quarter worth $43,000. Finally, Rockefeller Capital Management L.P. increased its stake in Mercury Systems by 53.6% during the 4th quarter. Rockefeller Capital Management L.P. now owns 653 shares of the technology company’s stock worth $48,000 after buying an additional 228 shares during the period. Institutional investors and hedge funds own 95.99% of the company’s stock.

Analysts Set New Price Targets

MRCY has been the topic of a number of recent analyst reports. Canaccord Genuity Group boosted their price objective on shares of Mercury Systems from $106.00 to $128.00 and gave the stock a “buy” rating in a report on Thursday. JPMorgan Chase & Co. raised their target price on Mercury Systems from $99.00 to $101.00 and gave the company a “neutral” rating in a research note on Monday, July 13th. Zacks Research lowered Mercury Systems from a “strong-buy” rating to a “hold” rating in a research report on Tuesday, August 4th. Deutsche Bank Aktiengesellschaft cut Mercury Systems to a “hold” rating in a research note on Wednesday, August 12th. Finally, Truist Financial increased their price target on Mercury Systems from $109.00 to $120.00 and gave the company a “buy” rating in a report on Thursday. One equities research analyst has rated the stock with a Strong Buy rating, five have assigned a Buy rating, four have issued a Hold rating and two have issued a Sell rating to the company. Based on data from MarketBeat, Mercury Systems presently has an average rating of “Hold” and a consensus target price of $110.10.

Read Our Latest Research Report on MRCY

Mercury Systems News Roundup

Here are the key news stories impacting Mercury Systems this week:

Positive Sentiment: Mercury Systems reported record fourth-quarter bookings of approximately $660 million, up 93.1% year over year, with a 2.28 book-to-bill ratio. Backlog surpassed $1.9 billion, a 38.4% increase, providing stronger revenue visibility as production ramps. Mercury Systems Reports Fourth Quarter and Fiscal 2026 Results
Positive Sentiment: Revenue increased 6.1% year over year to approximately $290 million, exceeding the roughly $266 million analyst estimate. RBC raised its target to $120, Piper Sandler lifted its target to $131 while maintaining an Overweight rating, and Baird also forecast substantial upside. Robert W. Baird Forecasts Strong Price Appreciation
Neutral Sentiment: CEO William Ballhaus and several executives sold shares in transactions from August 17–20. The sales totaled several million dollars, but SEC filings said they were intended to cover tax withholding on vested equity awards. That reduces their value as a bearish signal, although no insider purchases were reported. Mercury Systems SEC Insider Trading Filing
Negative Sentiment: Adjusted EPS was $0.37, narrowly missing the $0.38 consensus and falling from $0.47 a year earlier. GAAP EPS was $0.01, while adjusted EBITDA declined to $49 million from $51 million and free cash flow fell to $29 million from $34 million. The earnings shortfall appears to have outweighed the strong bookings and revenue figures. Mercury Systems Drops as EPS Miss Overshadows Record Bookings
Negative Sentiment: Investors are also evaluating Mercury’s exposure to semiconductor-price volatility. Because many contracts are fixed-price, higher component costs could pressure margins before the company can adjust pricing or supply arrangements. Mercury Systems Fixed-Price Contract Risk

Mercury Systems Stock Down 3.0%

Shares of NASDAQ:MRCY opened at $91.36 on Friday. The firm has a market cap of $5.49 billion, a PE ratio of -182.72 and a beta of 0.95. The company has a fifty day simple moving average of $107.54 and a 200 day simple moving average of $94.85. The company has a current ratio of 2.96, a quick ratio of 2.15 and a debt-to-equity ratio of 0.29. Mercury Systems Inc has a 12-month low of $65.04 and a 12-month high of $128.45.

Mercury Systems (NASDAQ:MRCY – Get Free Report) last posted its quarterly earnings data on Tuesday, August 18th. The technology company reported $0.37 EPS for the quarter, missing analysts’ consensus estimates of $0.38 by ($0.01). The company had revenue of $289.78 million for the quarter, compared to the consensus estimate of $266.09 million. Mercury Systems had a negative net margin of 3.02% and a positive return on equity of 1.29%. The company’s revenue was up 6.1% compared to the same quarter last year. During the same quarter last year, the company earned $0.47 earnings per share. On average, equities research analysts anticipate that Mercury Systems Inc will post 0.77 EPS for the current fiscal year.

Insiders Place Their Bets

In related news, CEO William L. Ballhaus sold 22,010 shares of Mercury Systems stock in a transaction dated Thursday, August 20th. The stock was sold at an average price of $97.67, for a total value of $2,149,716.70. Following the completion of the transaction, the chief executive officer directly owned 228,197 shares in the company, valued at approximately $22,288,000.99. This trade represents a 8.80% decrease in their ownership of the stock. The transaction was disclosed in a document filed with the Securities & Exchange Commission, which is accessible through this link. The sale was made to cover tax withholding obligations related to the vesting of equity awards. Also, EVP Stuart Kupinsky sold 1,308 shares of the business’s stock in a transaction dated Wednesday, August 19th. The shares were sold at an average price of $100.31, for a total value of $131,205.48. Following the completion of the sale, the executive vice president directly owned 57,352 shares of the company’s stock, valued at approximately $5,752,979.12. This represents a 2.23% decrease in their ownership of the stock. The SEC filing for this sale provides additional information. The sale was made to cover tax withholding obligations related to the vesting of equity awards. In the last quarter, insiders have sold 120,705 shares of company stock worth $12,485,420. Company insiders own 1.40% of the company’s stock.

About Mercury Systems

(Free Report)

Mercury Systems, Inc (NASDAQ: MRCY) is a technology company that designs, manufactures and markets secure processing subsystems for aerospace and defense applications. The company’s products are built to address the stringent security, safety and reliability requirements of mission-critical programs, with a focus on radar, electronic warfare, intelligence and other sensor and processing functions. Mercury’s offerings encompass rugged embedded computing modules, high-performance radio frequency (RF) and microwave components, digital signal processing subsystems and secure networking solutions.

Since its origins in advanced signal processing, Mercury Systems has expanded its capabilities through a combination of internal development and targeted acquisitions.