When did NRG join the S&P 500?

NRG Energy joined the S&P 500 index on 2010-01-29.

What sector is NRG in?

NRG is in the Utilities sector, Independent Power Producers & Energy Traders industry.

NRG — NRG Energy

Name: NRG Institutional Holdings (13F) — 2026Q1
Creator: SEC EDGAR
License: https://www.sec.gov/data

Independent Power Producers & Energy Traders · Utilities

NRG Energy is engaged in the production, sale, and distribution of energy and energy services. It operates through the following segments: Generation, Retail, and Corporate. The Generation segment includes all domestic and international power plant operations, as well as renewable energy. The Retail segment includes mass customers and business solutions, as well as other distributed and reliability products. The Corporate segment includes residential solar and electric vehicle services.

Industry Peers

AES

Sector Peers

AEE AEP AES ATO AWK CEG CMS CNP D DTE

Key Facts

Status	Active
Sector	Utilities
Industry	Independent Power Producers & Energy Traders
Joined	2010-01-29
Tenure	16 yrs

S&P 500 Timeline

2010-01-29Joined S&P 500

Institutional Holdings (13F)

1,063 institutions hold NRG, totaling 317.5M shares ($33.9B) · As of 2026Q1

Rank	Institution	Shares	Value
1	VANGUARD CAPITAL MANAGEMENT LLC	27.6M	$4.0B
2	BlackRock, Inc.	18.0M	$2.6B
3	FMR LLC	17.4M	$2.5B
4	MORGAN STANLEY	13.9M	$2.2B
5	BARCLAYS PLC	41.6M	$1.7B
6	STATE STREET CORP	11.8M	$1.7B
7	VANGUARD PORTFOLIO MANAGEMENT LLC	11.3M	$1.7B
8	FRANKLIN RESOURCES INC	7.7M	$1.1B
9	VICTORY CAPITAL MANAGEMENT INC	7.2M	$1.0B
10	GEODE CAPITAL MANAGEMENT, LLC	6.0M	$869M

View all holders →

Data source: Wikipedia · CC BY-SA 4.0 · SEC EDGAR 13F · Updated 2026-07-10