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$ Value

$0

Shares

150,000

Price

$0

Filed

Apr 3

Insider

Name

DEL MATTO ANDREW H

Title

Chief Financial Officer

CIK

0001288241

Roles

Officer

Transaction Details

Transaction Date

2026-04-01

Code

M

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

200,000

Footnotes

Includes 1,361 shares of Class A Common Stock acquired under the Issuer's employee stock purchase plan on February 27, 2026. | Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder. | The remaining restricted stock units, or RSUs, vest on April 1, 2027. | The remaining RSUs vest in 12 equal quarterly installments beginning on June 1, 2026. | The shares of Class B Common Stock automatically convert to shares of Class A Common Stock on a 1:1 basis on or prior to September 19, 2035 as set forth in the Issuer's amended and restated certificate of incorporation. | The shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of RSUs.

Filing Info

Accession No.

0001288241-26-000006

Form Type

4

Issuer CIK

0002063196

DEL MATTO ANDREW H's History

Date Ticker Type Value
2026-04-01 NTSK M $0
2026-04-01 NTSK M $0
2026-04-01 NTSK M $0
2026-04-01 NTSK F $706K
2026-01-06 NTSK C
2026-01-06 NTSK $856K
2026-01-06 NTSK C $0
2026-01-05 NTSK C
2026-01-05 NTSK $670K
2026-01-05 NTSK C $0

Other Insiders at NTSK (90d)

Insider Bought Sold Last
DEL MATTO ANDREW H
Chief Financial Officer
2026-04-01
Salem Enrique T 2025-12-09
Beri Sanjay
CEO and Chairman
2026-04-01
Bousquet Raphael
Chief Revenue Officer
2026-04-01