Corso Joseph John

Insider

Chief Financial Officer

Trades at: LASR

30D 90D 1Y

Net shares · 365d

-282.9K

0 buy · 282.9K sell

Net value · 365d

-$13.7M

$0 in · $13.7M out

Sentiment · 365d

Net selling

0% buying · 100% selling

Open-market trades · 365d

0 buy · 282.9K 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

LASR Sell·S
Jun 4, 26

Chief Financial Officer · 10b5-1

$577.7K

7.7K sh · $75.45 avg · 2 lots

Own -4%
LASR Sell·S
May 20, 26

Chief Financial Officer · 10b5-1

$3.9M

55.7K sh · $69.70 avg · 5 lots

Own -24%
LASR Sell·S
May 18, 26

Chief Financial Officer

$2.8M

38.0K sh · $72.93 avg · 2 lots

Own -14%
LASR Grant·A
May 5, 26

Chief Financial Officer

$0

100.0K sh

Own +59%
LASR Sell·S
Mar 6, 26

Chief Financial Officer · 10b5-1

$1.6M

25.3K sh · $61.20 avg · 2 lots

Own -13%
LASR Sell·S
Dec 15, 25

Chief Financial Officer · 10b5-1

$2.4M

66.1K sh · $36.32 avg · 2 lots

Own -25%
LASR Sell·S
Dec 3, 25

Chief Financial Officer

$139.4K

4.1K sh · $33.78

Own -2%
LASR Sell·S
Sep 5, 25

Chief Financial Officer · 10b5-1

$226.5K

7.7K sh · $29.41 avg · 2 lots

Own -3%
LASR Sell·S
Aug 25, 25

Chief Financial Officer · 10b5-1

$1.1M

38.3K sh · $28.29 avg · 2 lots

Own -11%
LASR Sell·S
Aug 22, 25

Chief Financial Officer

$683.5K

25.5K sh · $26.78 avg · 3 lots

Own -8%
LASR Sell·S
Aug 19, 25

Chief Financial Officer

$381.9K

14.4K sh · $26.45 avg · 2 lots

Own -4%
LASR Grant·A
Aug 13, 25

Chief Financial Officer

$0

100.0K sh

Own +40%
LASR Grant·A
Aug 5, 25

Chief Financial Officer

$0

85.0K sh

Own +51%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Jun 4, 2026	LASR	Chief Financial Officer	Sell S	7.7K2 lots	-4%	$75.45 avg	$577.7K
May 20, 2026	LASR	Chief Financial Officer	Sell S	55.7K5 lots	-24%	$69.70 avg	$3.9M
May 18, 2026	LASR	Chief Financial Officer	Sell S	38.0K2 lots	-14%	$72.93 avg	$2.8M
May 5, 2026	LASR	Chief Financial Officer	Grant A	100.0K	+59%	—	$0
Mar 6, 2026	LASR	Chief Financial Officer	Sell S	25.3K2 lots	-13%	$61.20 avg	$1.6M
Dec 15, 2025	LASR	Chief Financial Officer	Sell S	66.1K2 lots	-25%	$36.32 avg	$2.4M
Dec 3, 2025	LASR	Chief Financial Officer	Sell S	4.1K	-2%	$33.78	$139.4K
Sep 5, 2025	LASR	Chief Financial Officer	Sell S	7.7K2 lots	-3%	$29.41 avg	$226.5K
Aug 25, 2025	LASR	Chief Financial Officer	Sell S	38.3K2 lots	-11%	$28.29 avg	$1.1M
Aug 22, 2025	LASR	Chief Financial Officer	Sell S	25.5K3 lots	-8%	$26.78 avg	$683.5K
Aug 19, 2025	LASR	Chief Financial Officer	Sell S	14.4K2 lots	-4%	$26.45 avg	$381.9K
Aug 13, 2025	LASR	Chief Financial Officer	Grant A	100.0K	+40%	—	$0
Aug 5, 2025	LASR	Chief Financial Officer	Grant A	85.0K	+51%	—	$0

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

About Corso Joseph John

This profile aggregates every SEC Form 4 insider transaction reported by Corso Joseph John 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.