When did CBOE join the S&P 500?

Cboe Holdings joined the S&P 500 index on 2017-03-01.

What sector is CBOE in?

CBOE is in the Financials sector, Financial Exchanges & Data industry.

CBOE — Cboe Holdings

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

Financial Exchanges & Data · Financials

Key Facts

Status	Active
Sector	Financials
Industry	Financial Exchanges & Data
Joined	2017-03-01
Tenure	9 yrs

Cboe Global Markets Inc operates the Chicago Board Options Exchange, the largest options exchange in the United States by total trading volume. The exchange offers options trading for stocks, market indices, exchange-traded funds, and notes. The company also operates Cboe Futures Exchange (CFE), a rapidly growing futures exchange, and C2, an electronic options exchange. For most of its history, the company operated as a non-profit member-owned exchange. It transitioned to a for-profit entity in 2006 and went public in 2010.

Industry Peers

CME COIN FDS ICE MCO MSCI NDAQ SPGI

Sector Peers

ACGL AFL AIG AIZ AJG ALL AMP AON APO ARES

S&P 500 Timeline

2017-03-01Joined S&P 500

Institutional Holdings (13F)

986 institutions hold CBOE, totaling 113.2M shares ($29.5B) · As of 2026Q1

Rank	Institution	Shares	Value
1	VANGUARD CAPITAL MANAGEMENT LLC	13.6M	$3.8B
2	BlackRock, Inc.	10.5M	$3.0B
3	MORGAN STANLEY	8.6M	$2.2B
4	VANGUARD PORTFOLIO MANAGEMENT LLC	5.2M	$1.5B
5	STATE STREET CORP	5.0M	$1.4B
6	FMR LLC	4.7M	$1.3B
7	ALLIANCEBERNSTEIN L.P.	5.1M	$1.3B
8	BARCLAYS PLC	4.8M	$913M
9	GEODE CAPITAL MANAGEMENT, LLC	3.1M	$871M
10	JANUS HENDERSON GROUP PLC	2.7M	$747M

View all holders →

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