Machine signal
Active cluster sell — 4 distinct insiders, $813.2K, window ends Sep 11, 2026.
Figures computed from official regulatory filings — .
Analysttarget 43.38 USD (+6%) · consensus 4.33/5 · 2 buy · 1 hold · 0 sell
Ownershipinsiders 4.81% · institutions 97.85% · short 6.3% of float
In USD · as of Oct 5, 2026
Ask the machine
Search and compare insider transactions, companies and their statistics in plain language. Your question becomes a query over available data, not a conversation or investment advice.
Data for NETSCOUT SYSTEMS INC only. No web search. Global per-insider statistics are excluded.
An executed search uses one credit, even with no results. Errors and unsupported questions use no credits.
NetScout Systems, Inc. provides carrier service assurance, cybersecurity, and Distributed Denial-of-Service (DDoS) solutions to protect digital business services against disruptions. It offers nGeniusONE management software to predict, preempt, and resolve network and service delivery problems, as well as facilitate the optimization and capacity planning of their network infrastructures; and specialized platforms and analytic modules to analyze and troubleshoot traffic in radio access and Wi-Fi networks; and Omnis Insights, a solution that is designed to generate a high-fidelity and curated dataset that strengthens observability and cybersecurity operations. Its platform provides real-time generation and analysis of information-rich, high-volume network-derived data for use its applications and partner networks. In addition, it offers ISNG, a real-time information platform that provides insights to optimize network performance; packet flow systems that delivers targeted network traffic access to a range of monitoring and cybersecurity tools and systems, including the nGeniusONE application; vSTREAM, a virtualized form factor version; Infinistream, an advanced passive network probe; and markets test access points that enables full and non-disruptive access to network traffic. Further, the company provides cybersecurity solutions to protect networks against DDoS attacks under the Arbor solutions, including Arbor Sightline, Arbor Threat Mitigation System, Arbor Insight, Arbor Edge Defense, and Omnis Cyber Intelligence solutions. It serves enterprise customers in financial services, technology, manufacturing, healthcare, utilities, education, transportation, and retail; mobile, wireline, and cable operators, internet service providers, and cloud providers industries; and government and associated agencies through a direct sales force, and indirect reseller and distribution channels. The company was incorporated in 1984 and is headquartered in Westford, Massachusetts.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
1 buy445 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| Perretta Christopher | Sell | $266K | SEC |
| EGAN JOHN R | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Nash Shannon | Exercise | n/a (No price was disclosed in the filing) | SEC |
| DONAHUE ROBERT E | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Nash Shannon | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Perretta Christopher | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| EGAN JOHN R | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| VITALE VIVIAN M | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Perretta Christopher | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Grasso Alfred | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Grasso Alfred | Exercise | n/a (No price was disclosed in the filing) | SEC |
| HADZIMA JOSEPH G JR | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| VITALE VIVIAN M | Exercise | n/a (No price was disclosed in the filing) | SEC |
| DONAHUE ROBERT E | Exercise | n/a (No price was disclosed in the filing) | SEC |
| HADZIMA JOSEPH G JR | Exercise | n/a (No price was disclosed in the filing) | SEC |
| Pelage Marlene | Exercise | n/a (No price was disclosed in the filing) | SEC |
| Nash Shannon | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Pelage Marlene | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| VITALE VIVIAN M | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Grasso Alfred | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Perretta Christopher | Exercise | n/a (No price was disclosed in the filing) | SEC |
| DONAHUE ROBERT E | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Pelage Marlene | ExerciseD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| HADZIMA JOSEPH G JR | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| EGAN JOHN R | Exercise | n/a (No price was disclosed in the filing) | SEC |