InsiderTrades

Form 4 for NTCT NETSCOUT SYSTEMS INC

Accepted 2026-09-11 16:34:35 ET · period of report 2026-09-09 · accession 0001078075-26-000136 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-09-11 16:34 2026-09-10 NTCT Grasso Alfred Dir M - OptEx — +7,000 42.0K +20% —
D 2026-09-11 16:34 2026-09-09 NTCT Grasso Alfred Dir A - Grant $0.00 +7,000 14.0K +100% $0
D 2026-09-11 16:34 2026-09-10 NTCT Grasso Alfred Dir M - OptEx — -7,000 7,000 -50% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-09-10 M A 7,000 — 42,000 D — — (F1) The shares of Common Stock were acquired upon the vesting of certain restricted stock units previously granted to the reporting person. (F2) Price is N/A.
2 Derivative Restricted Stock Unit 2026-09-09 A A 7,000 $0.00 14,000 D — · — to — 7,000 Common Stock (F2) Price is N/A. (F3) All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. (F4) Date is N/A.
3 Derivative Restricted Stock Unit 2026-09-10 M D 7,000 — 7,000 D — · — to — 7,000 Common Stock (F2) Price is N/A. (F2) Price is N/A. (F5) 09/10/2026 (F4) Date is N/A.