    <SEC-DOCUMENT>0001398344-25-006812-index.html : 20250408
    <SEC-HEADER>0001398344-25-006812.hdr.sgml : 20250408
    <ACCEPTANCE-DATETIME>20250408162942
    ACCESSION NUMBER:		0001398344-25-006812
    CONFORMED SUBMISSION TYPE:	N-2/A
    PUBLIC DOCUMENT COUNT:		22
    FILED AS OF DATE:		20250408
    DATE AS OF CHANGE:		20250408

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Cornerstone Strategic Investment Fund, Inc.
    		CENTRAL INDEX KEY:			0000814083
    		ORGANIZATION NAME:
    		EIN:				133407699
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		N-2/A
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-05150
    		FILM NUMBER:		25822328

    	BUSINESS ADDRESS:
    		STREET 1:		225 PICTORIA DRIVE, SUITE 450
    		CITY:			CINCINNATI
    		STATE:			OH
    		ZIP:			45246
    		BUSINESS PHONE:		(513) 587-3400

    	MAIL ADDRESS:
    		STREET 1:		225 PICTORIA DRIVE, SUITE 450
    		CITY:			CINCINNATI
    		STATE:			OH
    		ZIP:			45246

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CORNERSTONE STRATEGIC VALUE FUND INC
    		DATE OF NAME CHANGE:	20090519

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CORNERSTONE STRATEGIC VALUE FUND INC/ NEW
    		DATE OF NAME CHANGE:	20010503

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CLEMENTE STRATEGIC VALUE FUND INC
    		DATE OF NAME CHANGE:	19990622

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Cornerstone Strategic Investment Fund, Inc.
    		CENTRAL INDEX KEY:			0000814083
    		ORGANIZATION NAME:
    		EIN:				133407699
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		N-2/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-285138
    		FILM NUMBER:		25822327

    	BUSINESS ADDRESS:
    		STREET 1:		225 PICTORIA DRIVE, SUITE 450
    		CITY:			CINCINNATI
    		STATE:			OH
    		ZIP:			45246
    		BUSINESS PHONE:		(513) 587-3400

    	MAIL ADDRESS:
    		STREET 1:		225 PICTORIA DRIVE, SUITE 450
    		CITY:			CINCINNATI
    		STATE:			OH
    		ZIP:			45246

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CORNERSTONE STRATEGIC VALUE FUND INC
    		DATE OF NAME CHANGE:	20090519

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CORNERSTONE STRATEGIC VALUE FUND INC/ NEW
    		DATE OF NAME CHANGE:	20010503

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CLEMENTE STRATEGIC VALUE FUND INC
    		DATE OF NAME CHANGE:	19990622
    <IS-FILER-A-NEW-REGISTRANT>N
    <IS-FILER-A-WELL-KNOWN-SEASONED-ISSUER>N
    <FILED-PURSUANT-TO-GENERAL-INSTRUCTION-A2>N
    <IS-FUND-24F2-ELIGIBLE>N
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-2/A
    <SEQUENCE>1
    <FILENAME>fp0092934-1_n2aixbrl.htm
    <TEXT>
    Document 1 - file: fp0092934-1_n2aixbrl.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.25
    <SEQUENCE>2
    <FILENAME>fp0092934-1_ex99252d.htm
    <TEXT>
    Document 2 - file: fp0092934-1_ex99252d.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.25
    <SEQUENCE>3
    <FILENAME>fp0092934-1_ex99252l.htm
    <TEXT>
    Document 3 - file: fp0092934-1_ex99252l.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.25
    <SEQUENCE>4
    <FILENAME>fp0092934-1_ex99252n.htm
    <TEXT>
    Document 4 - file: fp0092934-1_ex99252n.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-FILING FEES
    <SEQUENCE>5
    <FILENAME>fp0092934-1_ex99252s.htm
    <TEXT>
    Document 5 - file: fp0092934-1_ex99252s.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.25
    <SEQUENCE>6
    <FILENAME>fp0092934-1_ex99252v.htm
    <TEXT>
    Document 6 - file: fp0092934-1_ex99252v.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.25
    <SEQUENCE>7
    <FILENAME>fp0092934-1_ex99252w.htm
    <TEXT>
    Document 7 - file: fp0092934-1_ex99252w.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>9
    <FILENAME>clm-20250408.xsd
    <DESCRIPTION>XBRL SCHEMA FILE
    <TEXT>
    Document 9 - file: clm-20250408.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>10
    <FILENAME>clm-20250408_def.xml
    <DESCRIPTION>XBRL DEFINITION FILE
    <TEXT>
    Document 10 - file: clm-20250408_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>11
    <FILENAME>clm-20250408_lab.xml
    <DESCRIPTION>XBRL LABEL FILE
    <TEXT>
    Document 11 - file: clm-20250408_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>12
    <FILENAME>clm-20250408_pre.xml
    <DESCRIPTION>XBRL PRESENTATION FILE
    <TEXT>
    Document 12 - file: clm-20250408_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>fp0092934-1_01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: fp0092934-1_01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>fp0092933-1_02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: fp0092933-1_02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>image_002.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: image_002.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>17
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>18
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>19
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 19 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>21
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 21 - file: FilingSummary.html

    Document 21 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>24
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 24 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>25
    <FILENAME>0001398344-25-006812-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 25 - file: 0001398344-25-006812-xbrl.zip

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>26
    <FILENAME>fp0092934-1_n2aixbrl_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 26 - file: fp0092934-1_n2aixbrl_htm.html

    Document 26 - RAW XML: fp0092934-1_n2aixbrl_htm.xml

    </DOCUMENT>
    </SEC-DOCUMENT>