<SEC-DOCUMENT>0001752724-25-046090-index.html : 20250513
<SEC-HEADER>0001752724-25-046090.hdr.sgml : 20250513
<ACCEPTANCE-DATETIME>20250228095652
ACCESSION NUMBER:		0001752724-25-046090
CONFORMED SUBMISSION TYPE:	NPORT-P
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241231
FILED AS OF DATE:		20250228
DATE AS OF CHANGE:		20250228
PERIOD START:           	20241231

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Nuveen S&P 500 BuyWrite Income Fund
		CENTRAL INDEX KEY:			0001298699
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NPORT-P
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21619
		FILM NUMBER:		25683558

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-917-8146

	MAIL ADDRESS:	
		STREET 1:		333 WEST WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Nuveen Equity Premium Income Fund
		DATE OF NAME CHANGE:	20040903

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Nuveen Premium Income Strategy Fund
		DATE OF NAME CHANGE:	20040727
</SEC-HEADER>
<DOCUMENT>
<TYPE>NPORT-P
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>