MRCY

MRCY · Mercury Systems Inc Common Stock

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October 8, 2026

Mercury Systems Launches RES One Edge Server Platform. Mercury Systems introduced RES One, a rugged edge server engineered for rapid deployment and lifecycle management. This platform expands its product line and supports national security spending. The launch positions the company within the growing defense technology market. It may influence investor perception of Mercury's growth potential.

this person other insiders at MRCY

Insiders & Stakes

JANA PARTNERS LLC
Director
4,711,386
Shares held
JANA Partners Management, LP
Director
4,114,618
Shares held
ASLETT MARK
President and CEO
508,858
Shares held
Ballhaus William L
Chairman, President & CEO
361,822
Shares held
Ruppert Michael
EVP, CFO and Treasurer
202,553
Shares held
CAMBRIA CHRISTOPHER C
EVP, Gen Counsel & Secretary
135,730
Shares held
Farnsworth David E.
Director
117,967
Shares held
Wells Charles Roger IV
EVP President Microelectronics
95,928
Shares held
Perry Brian E
EVP, President Processing
87,913
Shares held
Stevison James Mitch
EVP, Chief Growth Officer
86,385
Shares held
Daniels Michael A
Director
81,366
Shares held
Bass James67,634
Shares held
Huber Thomas
EVP Chief Transformation Offic
66,489
Shares held
Couture Allen
EVP, Execution Excellence
65,222
Shares held
KUPINSKY STUART
EVP, CLO & Corp Sec
60,971
Shares held
Carvalho Orlando D52,448
Shares held
Harbison Christine Fox
EVP and Chief Growth Officer
52,220
Shares held
Michelle M. McCarthy
VP, CAO
32,724
Shares held
Georges Stephanie
EVP, CCO
32,259
Shares held
Nearhos Barry R31,494
Shares held
Lisa S. Disbrow
Director
31,236
Shares held
Mary L. Krakauer
Director
19,360
Shares held
Ratner Steven
EVP, CHRO
19,275
Shares held
Gerard J. Demuro
Director
17,481
Shares held
Debora A. Plunkett
Director
16,833
Shares held
Roger A. Krone
CEO
15,311
Shares held
OBRIEN WILLIAM K13,100
Shares held
Munro Douglas
VP, CAO
12,982
Shares held
BUA JEAN A
Director
7,815
Shares held
LANCE HOWARD L0
Shares held

Transaction History

KUPINSKY STUART▼ Sell$87K
Ratner Steven▼ Sell$338K
Ballhaus William L▲ Buy$2.9M
Ballhaus William L▼ Sell$3.4M
Ballhaus William L▼ Sell$970K
Ballhaus William L▲ Buy$6.6M
Ballhaus William L▼ Sell$9.4M
Ballhaus William L▼ Sell$303K
Ballhaus William L▲ Buy$5.9M
Ballhaus William L▲ Buy$488K
Ballhaus William L▼ Sell$9.4M
Ballhaus William L▼ Sell$248K
Ratner Steven▼ Sell$33K
KUPINSKY STUART▼ Sell$95K
Ballhaus William L▲ Buy$3.9M
Ballhaus William L▼ Sell$6.0M
Ballhaus William L▼ Sell$19K
Farnsworth David E.▼ Sell$646K
Munro Douglas▼ Sell$11K
Ratner Steven▼ Sell$100K
Ballhaus William L▼ Sell$2.1M
Farnsworth David E.▼ Sell$818K
Munro Douglas▼ Sell$55K
Ballhaus William L▼ Sell$2.7M
Ratner Steven▼ Sell$219K
KUPINSKY STUART▼ Sell$131K
Munro Douglas▼ Sell$55K
KUPINSKY STUART▼ Sell$131K
Farnsworth David E.▼ Sell$818K
Ballhaus William L▼ Sell$2.7M
Ratner Steven▼ Sell$219K
Farnsworth David E.▼ Sell$148K
Munro Douglas▼ Sell$44K
Ratner Steven▼ Sell$119K
KUPINSKY STUART▼ Sell$131K
Ballhaus William L▼ Sell$389K
Ballhaus William L▼ Sell$0
Farnsworth David E.▼ Sell$0
KUPINSKY STUART▼ Sell$0
Ratner Steven▼ Sell$0
Nearhos Barry R▲ Buy$0
LANCE HOWARD L▼ Sell$800K
LANCE HOWARD L▼ Sell$123K
Carvalho Orlando D▼ Sell$626K
Ratner Steven▼ Sell$185K
Farnsworth David E.▼ Sell$308K
Nearhos Barry R▲ Buy$0
Ratner Steven▲ Buy$0
JANA Partners Management, LP▼ Sell$9.0M
JANA Partners Management, LP▼ Sell$15.2M
JANA Partners Management, LP▼ Sell$17.2M
LANCE HOWARD L▼ Sell$430K
Munro Douglas▼ Sell$49K
KUPINSKY STUART▼ Sell$191K
JANA Partners Management, LP▼ Sell$32.4M
Nearhos Barry R▲ Buy$0
Munro Douglas▼ Sell$98K
Debora A. Plunkett▼ Sell$126K
JANA Partners Management, LP▼ Sell$75.5M
Debora A. Plunkett▲ Buy$0
Nearhos Barry R▲ Buy$0
Carvalho Orlando D▲ Buy$0
Lisa S. Disbrow▲ Buy$0
LANCE HOWARD L▲ Buy$0
Gerard J. Demuro▲ Buy$0
JANA Partners Management, LP▲ Buy$0
BUA JEAN A▲ Buy$0
Nearhos Barry R▲ Buy$0
Munro Douglas▼ Sell$5K
Ratner Steven▼ Sell$446K
Ratner Steven▼ Sell$112K
Farnsworth David E.▼ Sell$488K
Ballhaus William L▼ Sell$841K
KUPINSKY STUART▼ Sell$79K
Munro Douglas▼ Sell$24K
KUPINSKY STUART▼ Sell$79K
Ballhaus William L▼ Sell$691K
Farnsworth David E.▼ Sell$488K
Ratner Steven▼ Sell$112K
Munro Douglas▼ Sell$24K
Ballhaus William L▲ Buy$0
KUPINSKY STUART▲ Buy$0
Farnsworth David E.▲ Buy$0
Ratner Steven▲ Buy$0
Munro Douglas▲ Buy$0
JANA Partners Management, LP▼ Sell$52.1M
Nearhos Barry R▲ Buy$0
Ratner Steven▼ Sell$98K
Ratner Steven▼ Sell$0
Munro Douglas▼ Sell$73K
Munro Douglas▼ Sell$36K
JANA Partners Management, LP▼ Sell$4.6M
Ratner Steven▼ Sell$186K
JANA Partners Management, LP▼ Sell$4.1M
Ratner Steven▼ Sell$15K
Nearhos Barry R▲ Buy$0
Farnsworth David E.▲ Buy$0
Munro Douglas▼ Sell$26K
Wells Charles Roger IV▼ Sell$103K
KUPINSKY STUART▼ Sell$105K
Wells Charles Roger IV▼ Sell$0
Nearhos Barry R▲ Buy$0
BUA JEAN A▲ Buy$0
Wells Charles Roger IV▼ Sell$59K
Wells Charles Roger IV▼ Sell$0
Lisa S. Disbrow▲ Buy$0
JANA Partners Management, LP▲ Buy$0
Debora A. Plunkett▲ Buy$0
Gerard J. Demuro▲ Buy$0
Nearhos Barry R▲ Buy$0
Carvalho Orlando D▲ Buy$0
Roger A. Krone▲ Buy$0
LANCE HOWARD L▲ Buy$0
Munro Douglas▼ Sell$3K
Debora A. Plunkett▼ Sell$70K
JANA Partners Management, LP▲ Buy$507K
Ratner Steven▼ Sell$16K
Ratner Steven▼ Sell$149K
Georges Stephanie▼ Sell$53K
Munro Douglas▼ Sell$14K
Ratner Steven▼ Sell$38K
Wells Charles Roger IV▼ Sell$53K
Farnsworth David E.▼ Sell$265K
Ballhaus William L▼ Sell$259K
Georges Stephanie▼ Sell$0
Farnsworth David E.▲ Buy$0
KUPINSKY STUART▲ Buy$0
Munro Douglas▲ Buy$0
Ratner Steven▲ Buy$0
Ballhaus William L▲ Buy$0
Wells Charles Roger IV▲ Buy$0
Ballhaus William L▼ Sell$16K
Ratner Steven▼ Sell$61K
JANA Partners Management, LP▲ Buy$2.2M
JANA Partners Management, LP▲ Buy$8.3M
JANA Partners Management, LP▲ Buy$531K
Ratner Steven▼ Sell$4K
Ratner Steven▼ Sell$49K
Georges Stephanie▼ Sell$42K
Munro Douglas▼ Sell$8K
Ratner Steven▼ Sell$7K
Wells Charles Roger IV▼ Sell$50K
KUPINSKY STUART▲ Buy$0
Munro Douglas▲ Buy$0
KUPINSKY STUART▲ Buy$0
Wells Charles Roger IV▲ Buy$0
Wells Charles Roger IV▲ Buy$0
Ballhaus William L▲ Buy$100K
Ballhaus William L▲ Buy$103K
JANA Partners Management, LP▲ Buy$37.3M
Farnsworth David E.▲ Buy$100K
Nearhos Barry R▲ Buy$95K
LANCE HOWARD L▲ Buy$200K
Michelle M. McCarthy▼ Sell$9K
JANA Partners Management, LP▲ Buy$2.2M
JANA Partners Management, LP▲ Buy$3.9M
JANA Partners Management, LP▲ Buy$2.1M
JANA Partners Management, LP▲ Buy$11K
JANA Partners Management, LP▲ Buy$1.5M
Wells Charles Roger IV▼ Sell$52K
JANA Partners Management, LP▲ Buy$7.2M
Carvalho Orlando D▲ Buy$455K
Carvalho Orlando D▲ Buy$729K
Ballhaus William L▼ Sell$15K
Debora A. Plunkett▲ Buy$0
Nearhos Barry R▲ Buy$0
Roger A. Krone▲ Buy$0
LANCE HOWARD L▲ Buy$0
Lisa S. Disbrow▲ Buy$0
Gerard J. Demuro▲ Buy$0
Carvalho Orlando D▲ Buy$0
Couture Allen▼ Sell$99K
Stevison James Mitch▼ Sell$64K
CAMBRIA CHRISTOPHER C▼ Sell$55K
CAMBRIA CHRISTOPHER C▼ Sell$0
Roger A. Krone▲ Buy$578K
LANCE HOWARD L▲ Buy$350K
Ballhaus William L▲ Buy$1.5M
JANA PARTNERS LLC▲ Buy$1.9M
CAMBRIA CHRISTOPHER C▼ Sell$18K
Michelle M. McCarthy▼ Sell$11K
Couture Allen▲ Buy$0
Couture Allen▲ Buy$0
CAMBRIA CHRISTOPHER C▲ Buy$0
CAMBRIA CHRISTOPHER C▲ Buy$0
Michelle M. McCarthy▲ Buy$0
Wells Charles Roger IV▲ Buy$0
Wells Charles Roger IV▲ Buy$0
Stevison James Mitch▲ Buy$0
Stevison James Mitch▲ Buy$0
Harbison Christine Fox▲ Buy$0
Harbison Christine Fox▲ Buy$0
Farnsworth David E.▲ Buy$0
Farnsworth David E.▲ Buy$0
Ballhaus William L▲ Buy$0
Ballhaus William L▲ Buy$0
Ballhaus William L▲ Buy$0
CAMBRIA CHRISTOPHER C▼ Sell$26K
Michelle M. McCarthy▼ Sell$11K
Michelle M. McCarthy▼ Sell$8K

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