Why did Mercury Systems (MRCY) stock move recently?

On 9/1/2026, Mercury Systems moved -5.2% — MRCY fell with no identifiable company-specific catalyst on Sep 1; the decline followed recent profit-taking after strong Q4 bookings/backlog results and the late-August announcement of the CEO's large share sale after option exercise. This is MarketChacha's decoded reason from filings and credible news; it is education, not buy/sell advice.

Is Mercury Systems (MRCY) overvalued or fairly valued?

MarketChacha shows Mercury Systems's valuation in context — a forward P/E of about 33.8, a price-to-book of about 3.0 — alongside its revenue and profit growth and whether reported profit converts into operating cash, so you can judge value for yourself. MarketChacha does not issue ratings, price targets, or buy/sell advice.

What is Mercury Systems's revenue?

Mercury Systems reported revenue of $983.6M for FY2026, with net profit of $-29.7M, per official filings.

What is the share price of Mercury Systems (MRCY)?

Mercury Systems last traded at $75.46 (-0.7% on the day), as of 10/20/2026 — a delayed quote shown for education, not investment advice.

Mercury Systems

MRCY · NYSE · Industrials · United States

Snapshot

TickerMRCY

ExchangeNYSE

SectorIndustrials

IndustryAerospace & Defense

CountryUnited States

Employees2,102

HeadquartersAndover, United States

Websitewww.mrcy.com

Filings tracked11

About Mercury Systems

Mercury Systems, Inc., engages in the aerospace and defense electronics industry. The company manufactures and sells components, products, modules, and subsystems for defense prime contractors, original equipment manufacturers, government, and commercial aerospace companies. It offers components, including power amplifiers and limiters, switches, oscillators, filters, equalizers, digital and analog converters, chips, monolithic microwave integrated circuits, and memory and storage devices; modules and sub-assemblies, such as embedded processing boards, switched fabrics and boards, digital receivers, multi-chip modules, integrated radio frequency and microwave multi-function assemblies, tuners, and transceivers, as well as graphics and video; and integrated subsystems. The company also designs, develops, and manufactures digital radio frequency memory units for various modern electronic warfare applications; radar environment simulation and test systems for defense and intelligence applications; and signals intelligence payloads and EO/IR technologies for small UAV platforms, as well as onboard UAV processor systems for real-time wide area motion imagery. It operates in the United States, Europe, and the Asia Pacific. The company was formerly known as Mercury Computer Systems, Inc. and changed its name to Mercury Systems, Inc. in November 2012. Mercury Systems, Inc. was incorporated in 1981 and is headquartered in Andover, Massachusetts.

Who owns it

Insiders1.1%
Institutions98.9%
Public & other0.0%

528 institutional holders

Ownership breakdown from public market data.

Top holders

Blackrock Inc.15.40%
Jana Partners Management, Lp6.50%
State Street Corporation5.62%
Vanguard Portfolio Management LLC4.98%
Invesco Ltd.4.39%
Vanguard Capital Management LLC3.98%
FMR, LLC3.03%
T. Rowe Price Investment Management, Inc.2.62%

Largest institutional holders — last updated 6/30/2026.

Forensic scorecard

Latest ROE of -2.0% is on the low side — the business earns a modest return on shareholder capital.

Net margin trend-2.9% → -3.0%

Margin has held broadly steady over the period — stable profitability.

Return on equity-2.0%

Latest ROE of -2.0% is on the low side — the business earns a modest return on shareholder capital.

Computed by MarketChacha from reported figures (SEC XBRL). Education, not a rating or recommendation.

What's expected next

Next quarter

Rev $258.7M · EPS 0.35

Est. earnings growth +116.5%

Next fiscal year

Rev $1.2B · EPS 2.23

Est. earnings growth +33.5%

Analyst consensus estimates — not the company's own guidance.

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P/E ROE ROCE Margins Market cap

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Financials at a glance

Source: SEC XBRL

Annual

Quarterly · last 8

Revenue (FY2026)

$983.6M

Net margin

-3.0%

ROE

-2.0%

Revenue CAGR (3y)

+0.3%

EPS (FY2026)

-0.50

Net profit (FY2026)

$-29.7M

Ask MarketChacha about MRCY

Get a cited, plain-English answer — the “why”, not just data. Finance research only, never buy/sell advice.

Why it moved

Sep 1, 2026
MRCY fell with no identifiable company-specific catalyst on Sep 1; the decline followed recent profit-taking after strong Q4 bookings/backlog results and the late-August announcement of the CEO's large share sale after option exercise.
source 1 ↗source 2 ↗· confidence: low

Daily moves with the verified reason behind them. Education only — not investment advice.

Financials

Yearly

Period	Revenue	Net profit	EPS	Net margin	ROE
FY2026	$983.6M	$-29.7M	-0.50	-3.0%	-2.0%
FY2025	$912.0M	$-37.9M	-0.65	-4.2%	-2.6%
FY2024	$835.3M	$-137.6M	-2.38	-16.5%	-9.3%
FY2023	$973.9M	$-28.3M	-0.50	-2.9%	-1.8%

Quarterly

Period	Revenue	Net profit	EPS	Net margin
2026Q1	$235.8M	$-2.9M	-0.04	-1.2%
2025Q4	$232.9M	$-15.1M	-0.26	-6.5%
2025Q3	$225.2M	$-12.5M	-0.21	-5.6%
2025Q1	$211.4M	$-19.2M	-0.33	-9.1%
2024Q4	$223.1M	$-17.6M	-0.30	-7.9%
2024Q3	$204.4M	$-17.5M	-0.30	-8.6%
2024Q1	$208.3M	$-44.6M	-0.77	-21.4%
2023Q4	$197.5M	$-45.6M	-0.79	-23.1%
2023Q3	$181.0M	$-36.7M	-0.64	-20.3%
2023Q1	$263.5M	$5.2M	0.09	2.0%

Figures as reported, in reporting currency. Source: SEC XBRL.

Filings & announcements

2026

8-K — Results of operations, Exhibits
SEC8/18/2026material
10-K filing
SEC8/18/2026
8-K — Results of operations, Exhibits
SEC5/5/2026material
10-Q filing
SEC5/5/2026
8-K — Results of operations, Exhibits
SEC2/3/2026material
10-Q filing
SEC2/3/2026

2025

8-K — Material agreement, Results of operations, Material financial obligation, Other events, Exhibits
SEC11/4/2025material
10-Q filing
SEC11/4/2025
8-K — Executive/director change, Shareholder vote results, Other events
SEC10/28/2025material
8-K — Results of operations
SEC8/11/2025material
10-K filing
SEC8/11/2025

In the news

Education and discussion only — not investment advice. Financials from official filings (SEC/BSE) and reported company statements; market figures (delayed market data) are delayed and shown for reference only. Verify with the linked sources before acting.