CHUNG BRUCE (EVP & CFO) sold 7.7% of their position (7.62K shares) of NRG ENERGY, INC. on the open market

Open‑market sale worth $1.21M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

CHUNG BRUCE

Filed: 1/6/2026ACC: 0001225208-26-000409

InsiderCHUNG BRUCECIK 1940921

→

IssuerNRG ENERGY, INC.CIK 1013871

Officer· EVP & CFO

Since Feb 2026

-26.59K

Net shares

Net seller

$8.39M

Total sold

Open market trades

0B · 1S

Total transactions

88.26K acquired · 114.84K disposed

Non-Derivative Transactions8

Common Stock, par value $.01 per share

Direct

M · Option Exercise

+64.01K

Price / share

—

Trade value

—

% of position

93.3%

1/2/2026

68.61K→132.63K

Common Stock, par value $.01 per share

Direct

M · Option Exercise

+5.11K

Price / share

$166.16

Trade value

$849.74K

% of position

3.9%

1/2/2026

132.63K→137.74K

Common Stock, par value $.01 per share

Direct

A · Award

+4.63K

Price / share

—

Trade value

—

% of position

3.4%

1/2/2026

137.74K→142.37K

Common Stock, par value $.01 per share

Direct

F · Tax Withholding

−1.56K

Price / share

$166.16

Trade value

$258.88K

% of position

1.1%

1/2/2026

142.37K→140.81K

Common Stock, par value $.01 per share

Direct

F · Tax Withholding

−2.79K

Price / share

$166.16

Trade value

$463.09K

% of position

2.0%

1/2/2026

140.81K→138.02K

Common Stock, par value $.01 per share

Direct

F · Tax Withholding

−3.52K

Price / share

$166.16

Trade value

$584.22K

% of position

2.5%

1/2/2026

138.02K→134.50K

Common Stock, par value $.01 per share

Direct

F · Tax Withholding

−35.36K

Price / share

$166.16

Trade value

$5.87M

% of position

26.3%

1/2/2026

134.50K→99.15K

Common Stock, par value $.01 per share

Direct

S · Sale

−7.62K

Price / share

$158.79

Trade value

$1.21M

% of position

7.7%

1/6/2026

99.15K→91.53K

Total

Net shares

+22.91K

Net value

-$7.54M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, par value $.01 per share Direct	1/2/2026	M · Option Exercise	+64.01K	—	—	93.3%	68.61K	132.63K
Common Stock, par value $.01 per share Direct	1/2/2026	M · Option Exercise	+5.11K	$166.16	$849.74K	3.9%	132.63K	137.74K
Common Stock, par value $.01 per share Direct	1/2/2026	A · Award	+4.63K	—	—	3.4%	137.74K	142.37K
Common Stock, par value $.01 per share Direct	1/2/2026	F · Tax Withholding	−1.56K	$166.16	$258.88K	1.1%	142.37K	140.81K
Common Stock, par value $.01 per share Direct	1/2/2026	F · Tax Withholding	−2.79K	$166.16	$463.09K	2.0%	140.81K	138.02K
Common Stock, par value $.01 per share Direct	1/2/2026	F · Tax Withholding	−3.52K	$166.16	$584.22K	2.5%	138.02K	134.50K
Common Stock, par value $.01 per share Direct	1/2/2026	F · Tax Withholding	−35.36K	$166.16	$5.87M	26.3%	134.50K	99.15K
Common Stock, par value $.01 per share Direct	1/6/2026	S · Sale	−7.62K	$158.79	$1.21M	7.7%	99.15K	91.53K
Total			+22.91K		-$7.54M

Derivative Transactions3

Dividend Equivalent Rights

Direct

M · Option Exercise

Converts to

Common Stock, par value $.01 per share

5.11K shares

+5.11K

Strike price

0.0000

Held after

5.11K

Exercisable

—

1/2/2026

Relative Performance Stock Units

Direct

M · Option Exercise

Converts to

Common Stock, par value $.01 per share

64.01K shares

−64.01K

Strike price

0.0000

Held after

0.00

Exercisable

—

1/2/2026

Relative Performance Stock Units

Direct

A · Award

Converts to

Common Stock, par value $.01 per share

9.39K shares

+9.39K

Strike price

0.0000

Held after

9.39K

Exercisable

—

1/2/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Dividend Equivalent Rights Direct	Common Stock, par value $.01 per share5.11K shares	1/2/2026	M · Option Exercise	+5.11K	—	5.11K
Relative Performance Stock Units Direct	Common Stock, par value $.01 per share64.01K shares	1/2/2026	M · Option Exercise	−64.01K	—	0.00
Relative Performance Stock Units Direct	Common Stock, par value $.01 per share9.39K shares	1/2/2026	A · Award	+9.39K	—	9.39K