KUPINSKY STUART

PrivateCIK: 1289593
Location

ANDOVER, MA

KUPINSKY STUART (EVP, CLO & Corp Sec) sold 2.2% of their position (1.31K shares) of MERCURY SYSTEMS INC on the open market

Open‑market sale worth $131.2K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderKUPINSKY STUARTCIK 1289593
IssuerMERCURY SYSTEMS INCCIK 1049521
Officer· EVP, CLO & Corp Sec
Since Feb 2026
-1.31K
Net shares
Net seller
$131.2K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
1.31K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

1.31K

Price / share

$100.31

Trade value

$131.20K

% of position

2.2%
8/19/2026
58.66K57.35K
Total

Net shares

1.31K

Net value

-$131.20K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned1.23K
Total
1.23K indirect1.23K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported