Mercury Systems Inc. filings document the regulatory record for a Massachusetts aerospace and defense technology company listed on Nasdaq under MRCY. Recent Form 8-K reports furnish earnings releases and presentations for quarterly and fiscal results, including GAAP operating measures and non-GAAP measures such as adjusted EBITDA, adjusted income, adjusted EPS, and free cash flow.
The company’s filings also record material financing and governance matters. Disclosures include amendments to its credit agreement and revolving credit facility, borrowing capacity, maturity, leverage-ratio provisions, and related covenant terms. Proxy and annual meeting filings cover director elections, executive compensation, shareholder voting results, long-term incentive plan approval, and other board and compensation governance items.
Vanguard Portfolio Management LLC, together with certain affiliates, reports beneficial ownership of common stock of Mercury Systems Inc as of June 30, 2026. The group holds 3,086,142 shares, representing 5.13% of the outstanding common stock.
They report sole voting power over 54,683 shares and sole dispositive power over 3,086,142 shares, with no shared voting or dispositive power. The holdings include securities held by Vanguard funds and managed accounts over which these Vanguard entities exercise voting and/or dispositive authority, and no other individual person’s interest exceeds 5% of the class.
BlackRock, Inc. reports beneficial ownership of common stock of Mercury Systems Inc. As of the reporting date, BlackRock’s reporting business units beneficially owned 8,619,527 shares of Mercury Systems common stock, representing 14.4% of the outstanding class.
BlackRock reports sole voting power over 8,513,183 shares and sole dispositive power over 8,619,527 shares, with no shared voting or dispositive power. The filing notes that the interest of iShares Core S&P Small-Cap ETF in Mercury Systems’ common stock exceeds five percent of the total outstanding common stock.
Mercury Systems Inc. director Barry R. Nearhos reported an award of 170 deferred stock units (DSUs) on July 16, 2026, issued in lieu of a quarterly cash retainer and fully vested at grant. These DSUs convert into common shares only when he leaves the Board. After this award, his directly reported holdings total 31,494 units, with an additional 3,500 common shares held indirectly by his spouse.
Mercury Systems director Howard L. Lance reported insider share sales and updated holdings. On May 26, 2026, a revocable living trust associated with him completed two open-market sales of Mercury Systems common stock, disposing of 8,000 shares at a weighted average price of $99.9525 per share and a further 1,250 shares at a weighted average price of $98.4992 per share. Both transactions were executed in multiple trades within disclosed price ranges. After these sales, the trust no longer holds shares, while Lance continues to own 27,272 shares directly in his own name.
MERCURY SYSTEMS INC director Orlando D. Carvalho reported an open-market sale of 7,000 shares of Common Stock at $89.361 per share. After this transaction, he directly holds 52,448 shares. The filing reflects a single net-selling transaction with no derivative exercises reported.
Mercury Systems EVP and CHRO Steven Ratner reported an open-market sale of company stock. On May 11, 2026, he sold 2,000 shares of Mercury Systems common stock at $92.46 per share, leaving him with 32,238 directly held shares and 287 shares held indirectly through a 401K plan.
Fidelity Brokerage Services LLC submitted a Form 144 notice related to proposed sales of Common Stock of MRCY. The filing lists individual lots tied to restricted stock vesting dated 01/15/2021, 10/28/2021, 01/15/2022, and 10/27/2022 with quantities 1,564, 1,950, 1,564, and 1,922 shares respectively.
The entry shows a broker/agent name and an aggregate block count field of 7,000 in the record line; detailed cash‑flow treatment and pricing are not included in the excerpt.
State Street Corporation reported beneficial ownership of 3,865,719 shares of Mercury Systems Inc. via shared voting and dispositive power, representing 6.4% of the outstanding common stock as shown in this Schedule 13G. The filing lists shared voting power of 3,684,861 and indicates multiple State Street advisory subsidiaries in Item 7.
MRCY reported a Form 144 notice to sell 2,000 shares of Common Stock. The filing lists Fidelity Brokerage Services LLC as the broker and shows dates and amounts tied to restricted stock vesting: 894 shares vested 08/15/2025 and 1,106 shares vested 08/18/2025. The filing date shown is 05/11/2026.
Mercury Systems, Inc. reported higher sales but a small loss for the third quarter of fiscal 2026. Net revenues rose to $235.8M from $211.4M a year earlier, lifting gross margin to $69.1M versus $57.1M. The company posted a net loss of $2.9M, a significant improvement from a $19.2M loss, as operating expenses fell.
For the first nine months, revenue reached $693.8M with a net loss of $30.5M. Operating cash flow was strong at $60.2M, boosting cash and equivalents to $331.8M against long‑term debt of $591.5M. The order book remained solid, with remaining performance obligations of $859.8M. Notable items included workforce reductions affecting about 100 positions, a securities class action settlement of $32.5M recorded as matching receivable and payable, and share repurchases of 221,510 shares at an average of $67.70 under a $200M authorization.