Yield Theory

SEC industry · SIC 2911

Petroleum Refining stocks

5 distinct companies in our coverage share this SEC industry code, including Chevron Corporation (CVX), ConocoPhillips (COP), Marathon Petroleum Corporation (MPC). Explore what each business does and open its annual filing below.

What this peer group tells you

The SEC classifies these issuers under “Petroleum Refining” (SIC 2911). A shared code is a starting point for finding comparable businesses. Product mix, geography and customers can still differ substantially. Read the company descriptions before treating the group as direct competitors.

This group has 1 disclosed fiscal year-end date. Align the reporting periods before comparing annual results. The calendar below shows each company’s year end separately from its filing date.

SEC data snapshot: . The linked reports are the annual filings stored in that snapshot; newer filings may exist. This is a coverage directory, not a complete industry census or a ranking of investments. Multiple share classes of one issuer count as one company.

Company profiles and annual filings

Chevron Corporation (CVX)

Chevron is a global integrated energy company spanning upstream production, refining, and chemicals. It is a major player in US shale and returns significant cash to shareholders through dividends and buybacks.

Fiscal year end in SEC snapshot
December 31
Annual report period end
2025-12-31
10-K filed 2026-02-24

ConocoPhillips (COP)

ConocoPhillips is one of the largest independent oil and gas exploration and production companies, focused on the upstream business. It holds a deep inventory of low-cost US shale drilling locations.

Fiscal year end in SEC snapshot
December 31
Annual report period end
2025-12-31
10-K filed 2026-02-17

Phillips 66 (PSX)

Phillips 66 refines crude oil and operates midstream, chemicals, and fuel-marketing businesses.

Fiscal year end in SEC snapshot
December 31
Annual report period end
2025-12-31
10-K filed 2026-02-20

Sources and directory method

Industry codes and annual filing references come from the SEC submissions snapshot linked to each issuer in our company catalog. Only groups with at least three distinct issuers, business descriptions and annual filing links are included.

SEC Standard Industrial Classification code list explains the classification system. Read our research methodology or browse all industry directories.

See whether the petroleum refining thesis still holds.

This page is company context and filings. Members get one sourced monthly call, a weekly evidence check, and the breakpoint written in advance. $15/month or $150/year.

$15/mo or $150/yr · cancel future renewals anytime · sources included