When did PSX join the S&P 500?

Phillips 66 joined the S&P 500 index on 2012-04-23.

What sector is PSX in?

PSX is in the Energy sector, Oil & Gas Refining & Marketing industry.

PSX — Phillips 66

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

Oil & Gas Refining & Marketing · Energy

Key Facts

Status	Active
Sector	Energy
Industry	Oil & Gas Refining & Marketing
Joined	2012-04-23
Tenure	14 yrs

Phillips 66 engages in the processing, transportation, storage and marketing of fuels and related products. The company operates through the following segments: Midstream, Chemicals, Refining, and Marketing & Specialties. The Midstream segment provides crude oil and refined product transportation, terminaling and processing services, as well as natural gas, natural gas liquids and liquefied petroleum gas transportation, storage, processing and marketing services. The Chemicals segment produces and sells petrochemicals and plastics globally. The Refining segment refines crude oil and other feedstocks into petroleum products such as gasoline, distillates and aviation fuels. The Marketing & Specialties segment purchases, resells and sells refined petroleum products such as base oils and lubricants, as well as power generation operations.

Industry Peers

MPC VLO

Sector Peers

APA BKR COP CVX DVN EOG EQT EXE FANG HAL

S&P 500 Timeline

2012-04-23Joined S&P 500

Institutional Holdings (13F)

2,112 institutions hold PSX, totaling 446.0M shares ($72.7B) · As of 2026Q1

Rank	Institution	Shares	Value
1	VANGUARD CAPITAL MANAGEMENT LLC	52.2M	$9.5B
2	BARCLAYS PLC	68.8M	$8.8B
3	BlackRock, Inc.	32.0M	$5.8B
4	STATE STREET CORP	25.8M	$4.7B
5	VANGUARD PORTFOLIO MANAGEMENT LLC	22.1M	$4.0B
6	Elliott Investment Management L.P.	19.3M	$3.5B
7	MORGAN STANLEY	20.8M	$3.1B
8	WELLS FARGO & COMPANY/MN	13.8M	$2.5B
9	GEODE CAPITAL MANAGEMENT, LLC	10.7M	$1.9B
10	HARRIS ASSOCIATES L P	9.1M	$1.7B

View all holders →

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