Mercury Systems (MRCY) insider trading in the last 6 months

Form 4 filings, newest first

Quality Score today 0

7 insiders sold $43.4M. No buys.

SellSteven Ratner$338KEVP, CHROat $84.51 on Sep 3, filed Sep 8

SellSteven RatnerEVP, CHRO$338Kat $84.51 on Sep 3, filed Sep 8

SellWilliam L. Ballhaus$9.4MChairman, President & CEOat $87.09 on Aug 25, filed Aug 27

SellWilliam L. BallhausChairman, President & CEO$9.4Mat $87.09 on Aug 25, filed Aug 27

SellWilliam L. Ballhaus$3.4MChairman, President & CEOat $88.91 on Aug 26, filed Aug 27

SellWilliam L. BallhausChairman, President & CEO$3.4Mat $88.91 on Aug 26, filed Aug 27

From SEC Form 4s, the newest filed Sep 8, 2026 · Insiders have 2 business days to file a trade

30 more filings on MRCY in the last 6 months, for Pro members. See them free →

We do the work for you. Every stock is scored and ranked, every 15 seconds while the market is open. Here it's 15 minutes behind. Pro members see it live.

See all 33 tradesSee it live, free until Wednesday morning. No account. No card. Then keep going with a free account.

Pro members see every filing on MRCY with what each insider bought or sold and at what price, and can turn on an optional alert when an insider buys.

Who files at Mercury Systems

Insider trades by person

Tested. Our top-⁠scored stocks returned 2.2x the average stock over the next month. How we tested it

Questions about MRCY's insider trades

As of Nov 2, 2026: Mercury Systems (MRCY) has 33 insider filings on record in the last 6 months, the newest filed Sep 8, 2026. Its Quality Score is 0 (Below Average). Scores as of 4:45 PM ET, 15 minutes behind.

Are MRCY insiders buying or selling?

7 insiders sold $43.4M across 33 filings in the last 6 months. No open-⁠market buys on record. The newest filing: Steven Ratner, EVP, CHRO, sold $338K on Sep 3, 2026.

Who are MRCY's biggest insider sellers?

By the dollars of their sales in the last 6 months: William L. Ballhaus (Chairman, President & CEO), 12 sales; David E. Farnsworth (EVP, CFO), 4 sales; Steven Ratner (EVP, CHRO), 7 sales. 7 insiders sold in all.

When did an MRCY insider last buy?

No MRCY insider bought shares on the open market in the last 6 months, as filed on Form 4. The newest filing is a sale by Steven Ratner on Sep 3, 2026.

Mercury Systems's page has its Quality Score, its chart, and its earnings. More in Technology and Electronic Components & Accessories.