DEL MATTO ANDREW H

Insider

Chief Financial Officer

Trades at: NTSK

30D 90D 1Y

Net shares · 365d

-199.1K

0 buy · 199.1K sell

Net value · 365d

-$3.4M

$0 in · $3.4M out

Sentiment · 365d

Net selling

0% buying · 100% selling

Open-market trades · 365d

0 buy · 199.1K sell

Trading track record · all companies

Running net of open-market buys − sells across every company. Tap the line or a marker for details. ▲ buy · ▼ sell.

Transactions · 365d

Open-market Buys Sells All types

NTSK Other·F
Apr 1, 26

Chief Financial Officer

$705.8K

83.1K sh · $8.49

Own -21%
NTSK Exercise·M
Apr 1, 26

Chief Financial Officer

$0

331.2K sh · 3 lots

Own +528%
NTSK Exercise·C
Jan 6, 26

Chief Financial Officer

$0

49.9K sh

Own +28%
NTSK Exercise·C
Jan 6, 26

Chief Financial Officer

—

49.9K sh

Own +120%
NTSK Sell·S
Jan 6, 26

Chief Financial Officer

$855.9K

49.9K sh · $17.16

Own -55%
NTSK Exercise·C
Jan 5, 26

Chief Financial Officer

$0

149.2K sh · 3 lots

Own +116%
NTSK Exercise·C
Jan 5, 26

Chief Financial Officer

—

149.2K sh · 3 lots

Own New
NTSK Sell·S
Jan 5, 26

Chief Financial Officer

$2.6M

149.2K sh · $17.20 avg · 3 lots

Own -78%
NTSK Grant·A
Jan 1, 26

Chief Financial Officer

$0

15.6K sh

Own +4%
NTSK Exercise·M
Jan 1, 26

Chief Financial Officer

$0

674.8K sh · 3 lots

Own New
NTSK Exercise·M
Dec 22, 25

Chief Financial Officer

$0

659.1K sh · 2 lots

Own New
NTSK Exercise·M
Nov 24, 25

Chief Financial Officer

$0

83.0K sh · 2 lots

Own +3%
NTSK Exercise·C
Nov 24, 25

Chief Financial Officer

$0

41.5K sh

Own +102%
NTSK Exercise·C
Nov 24, 25

Chief Financial Officer

—

41.5K sh

Own New
NTSK Exercise·M
Oct 1, 25

Chief Financial Officer

$0

31.2K sh · 2 lots

Own +17%
NTSK Other·F
Oct 1, 25

Chief Financial Officer

$0

8.5K sh

Own -9%
NTSK Other·J
Sep 19, 25

Chief Financial Officer

—

8.8M sh · 9 lots
NTSK Other·J
Sep 19, 25

Chief Financial Officer

—

75.1K sh
NTSK Exercise·M
Sep 17, 25

Chief Financial Officer

$0

165.6K sh · 2 lots

Own +90%
NTSK Exercise·M
Sep 17, 25

Chief Financial Officer

—

165.6K sh

Own New
NTSK Other·F
Sep 17, 25

Chief Financial Officer

$1.7M

90.5K sh · $19.00

Own -55%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Apr 1, 2026	NTSK	Chief Financial Officer	Other F	83.1K	-21%	$8.49	$705.8K
Apr 1, 2026	NTSK	Chief Financial Officer	Exercise M	331.2K · 3 lots	+528%	—	$0
Jan 6, 2026	NTSK	Chief Financial Officer	Exercise C	49.9K	+28%	—	$0
Jan 6, 2026	NTSK	Chief Financial Officer	Exercise C	49.9K	+120%	—	—
Jan 6, 2026	NTSK	Chief Financial Officer	Sell S	49.9K	-55%	$17.16	$855.9K
Jan 5, 2026	NTSK	Chief Financial Officer	Exercise C	149.2K · 3 lots	+116%	—	$0
Jan 5, 2026	NTSK	Chief Financial Officer	Exercise C	149.2K · 3 lots	New	—	—
Jan 5, 2026	NTSK	Chief Financial Officer	Sell S	149.2K · 3 lots	-78%	$17.20 avg	$2.6M
Jan 1, 2026	NTSK	Chief Financial Officer	Grant A	15.6K	+4%	—	$0
Jan 1, 2026	NTSK	Chief Financial Officer	Exercise M	674.8K · 3 lots	New	—	$0
Dec 22, 2025	NTSK	Chief Financial Officer	Exercise M	659.1K · 2 lots	New	—	$0
Nov 24, 2025	NTSK	Chief Financial Officer	Exercise M	83.0K · 2 lots	+3%	—	$0
Nov 24, 2025	NTSK	Chief Financial Officer	Exercise C	41.5K	+102%	—	$0
Nov 24, 2025	NTSK	Chief Financial Officer	Exercise C	41.5K	New	—	—
Oct 1, 2025	NTSK	Chief Financial Officer	Exercise M	31.2K · 2 lots	+17%	—	$0
Oct 1, 2025	NTSK	Chief Financial Officer	Other F	8.5K	-9%	—	$0
Sep 19, 2025	NTSK	Chief Financial Officer	Other J	8.8M · 9 lots	—	—	—
Sep 19, 2025	NTSK	Chief Financial Officer	Other J	75.1K	—	—	—
Sep 17, 2025	NTSK	Chief Financial Officer	Exercise M	165.6K · 2 lots	+90%	—	$0
Sep 17, 2025	NTSK	Chief Financial Officer	Exercise M	165.6K	New	—	—
Sep 17, 2025	NTSK	Chief Financial Officer	Other F	90.5K	-55%	$19.00	$1.7M

Buy Sell Non-market (grant · exercise · gift)

About DEL MATTO ANDREW H

This profile aggregates every SEC Form 4 insider transaction reported by DEL MATTO ANDREW H across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.