As filed with the U.S. Securities and Exchange Commission on March 30, 2026. Registration No. 333- (Exact Name of Registrant as Specified in its Charter) _______________________________ | Delaware | 3490 | 33-1881598 | | --- | --- | --- | | (State or other jurisdiction of | (Primary Standard Industrial | (I.R.S. Employer | | incorporation or organization) | Classification Code Number) | Identification Number) | 2 Portland Fish Pier Suite 214 Portland, ME 04101 (207) 518-6791 (Address, Including Zip Code, an ...

Core Insights - Conestoga Capital Advisors sold 279,026 shares of Mercury Systems for approximately $17.35 million, reducing its holdings to 2,279,909 shares [2][3] - The sale represents 2.83% of Conestoga's reportable assets under management [3] - Mercury Systems' stock price increased by 129.6% year-over-year, outperforming the S&P 500 by 111.01 percentage points [3] Company Overview - Mercury Systems specializes in manufacturing components, products, modules, and subsystems for the aerospace and defense industry [5][6] - The company reported a market capitalization of $4.76 billion and a revenue of $912.02 million for the trailing twelve months [4] - As of October 23, 2025, the stock price was $77.60, reflecting a one-year price change of 129.59% [4] Recent Performance - Mercury Systems' shares have advanced by 89% year-to-date, significantly outperforming the S&P 500's 17% performance [9] - The recent sale by Conestoga is viewed as profit-taking rather than a negative outlook on Mercury Systems' stock [9][10]