NRG ENERGY INC

Ticker: NRG CUSIP: 629377508 Class: COM NEW

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019

Shares 14,698 Value ($000) $624 Avg Close $34.42 Range $31.22 - $36.32

Q4 2018

Shares 16,076 Value ($000) $637 Avg Close $31.80 Range $29.14 - $35.81

Q3 2018

Shares 16,008 Value ($000) $599 Avg Close $27.85 Range $24.81 - $31.08

Q2 2018

Shares 15,762 Value ($000) $484 Avg Close $26.82 Range $24.72 - $29.18

Q1 2018

Shares 18,697 Value ($000) $571 Avg Close $22.96 Range $19.69 - $25.82

Q4 2017

Shares 8,810 Value ($000) $251 Avg Close $22.53 Range $20.30 - $24.66

Q3 2017

Shares 8,823 Value ($000) $226 Avg Close $19.55 Range $13.18 - $21.71

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	14,698	$624	$34.42	$31.22 - $36.32
Q4 2018	16,076	$637	$31.80	$29.14 - $35.81
Q3 2018	16,008	$599	$27.85	$24.81 - $31.08
Q2 2018	15,762	$484	$26.82	$24.72 - $29.18
Q1 2018	18,697	$571	$22.96	$19.69 - $25.82
Q4 2017	8,810	$251	$22.53	$20.30 - $24.66
Q3 2017	8,823	$226	$19.55	$13.18 - $21.71