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The price reported above reflects the weighted average purchase price. 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Purchases made pursuant to the rights offering are reflected in this filing."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total shares in column (5) includes 19,895 shares acquired through the Issuer's dividend reinvestment plan."}],"balance_after":7024,"source":{"system":"sec-edgar","filing":"0001398344-21-012088","document":"fp0065808_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/814083/000139834421012088/fp0065808_4.xml","form_type":"4"}},{"id":2696171,"issuer":{"id":4490,"kind":"organization","name":"Cornerstone Strategic Investment Fund, Inc."},"owners":[{"id":139043,"kind":"person","name":"WILCOX GLENN W SR","position":1,"cik":"0001221668","reported_name":"WILCOX GLENN W SR","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-26T19:12:22.000Z","date":"2021-05-25","kind":"exercise","acquired":true,"shares":433,"price":10.64,"value":4607.12,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Non-transferable rights were issued to stockholders of record as of April 16, 2021 in connection with a rights offering by the Issuer at the rate of one right for each share of common stock owned. 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Each right entitled its holder to purchase one share of common stock, which purchase is reflected in this filing."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total shares in Item 5 includes 2,359 shares acquired through the Issuer's dividend reinvestment plan."}],"balance_after":677,"source":{"system":"sec-edgar","filing":"0001398344-17-011620","document":"fp0027971_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/814083/000139834417011620/fp0027971_4.xml","form_type":"4"}},{"id":4218834,"issuer":{"id":4490,"kind":"organization","name":"Cornerstone Strategic Investment Fund, Inc."},"owners":[{"id":79287,"kind":"person","name":"BRADSHAW RALPH W","position":1,"cik":"0001107682","reported_name":"BRADSHAW RALPH W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2017-09-05T16:48:50.000Z","date":"2017-08-31","kind":"other","acquired":true,"shares":1000,"price":13.86,"value":13860.0,"ownership":{"direct":false,"nature":"By IRA"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Non-transferable rights were issued to stockholders of record as of July 17, 2017 in connection with a rights offering by the Issuer at the rate of one right for each share of common stock owned. Each right entitled its holder to purchase one share of common stock, which purchase is reflected in this filing."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total shares in Item 5 includes 2,359 shares acquired through the Issuer's dividend reinvestment plan."}],"balance_after":15739,"source":{"system":"sec-edgar","filing":"0001398344-17-011620","document":"fp0027971_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/814083/000139834417011620/fp0027971_4.xml","form_type":"4"}},{"id":4218832,"issuer":{"id":4490,"kind":"organization","name":"Cornerstone Strategic Investment Fund, Inc."},"owners":[{"id":139043,"kind":"person","name":"WILCOX GLENN W SR","position":1,"cik":"0001221668","reported_name":"WILCOX GLENN W SR","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Shares of Beneficial Ownership","published_at":"2017-09-05T16:28:54.000Z","date":"2017-09-01","kind":"purchase","acquired":true,"shares":238,"price":13.86,"value":3298.68,"ownership":{"direct":true},"balance_after":952,"source":{"system":"sec-edgar","filing":"0001398344-17-011614","document":"fp0027966_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/814083/000139834417011614/fp0027966_4.xml","form_type":"4"}},{"id":4570173,"issuer":{"id":4490,"kind":"organization","name":"Cornerstone Strategic Investment Fund, Inc."},"owners":[{"id":139043,"kind":"person","name":"WILCOX GLENN W SR","position":1,"cik":"0001221668","reported_name":"WILCOX GLENN W SR","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2016-11-02T19:30:09.000Z","date":"2016-11-01","kind":"other","acquired":true,"shares":179,"price":14.11,"value":2525.69,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Non-transferable rights were issued to stockholders of record as of September 23, 2016 in connection with a rights offering by the Issuer at the rate of one right for each share of common stock owned. Each right entitled its holder to purchase one share of common stock, which purchase is reflected in this filing."}],"balance_after":714,"source":{"system":"sec-edgar","filing":"0001144204-16-131097","document":"v452028_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/814083/000114420416131097/v452028_4.xml","form_type":"4"}},{"id":4570169,"issuer":{"id":4490,"kind":"organization","name":"Cornerstone Strategic Investment Fund, Inc."},"owners":[{"id":79287,"kind":"person","name":"BRADSHAW RALPH W","position":1,"cik":"0001107682","reported_name":"BRADSHAW RALPH W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2016-11-02T19:05:37.000Z","date":"2016-10-31","kind":"other","acquired":true,"shares":104,"price":14.11,"value":1467.44,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Non-transferable rights were issued to stockholders of record as of September 23, 2016 in connection with a rights offering by the Issuer at the rate of one right for each share of common stock owned. Each right entitled its holder to purchase one share of common stock, which purchase is reflected in this filing."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total shares in Item 5 includes 2,482 shares acquired through the Issuer's dividend reinvestment plan."}],"balance_after":108,"source":{"system":"sec-edgar","filing":"0001144204-16-131084","document":"v452005_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/814083/000114420416131084/v452005_4.xml","form_type":"4"}},{"id":4570168,"issuer":{"id":4490,"kind":"organization","name":"Cornerstone Strategic Investment Fund, Inc."},"owners":[{"id":79287,"kind":"person","name":"BRADSHAW RALPH W","position":1,"cik":"0001107682","reported_name":"BRADSHAW RALPH W","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President"}}],"security":"Common Stock","published_at":"2016-11-02T19:05:37.000Z","date":"2016-10-31","kind":"other","acquired":true,"shares":1022,"price":14.11,"value":14420.42,"ownership":{"direct":false,"nature":"By IRA"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Non-transferable rights were issued to stockholders of record as of September 23, 2016 in connection with a rights offering by the Issuer at the rate of one right for each share of common stock owned. Each right entitled its holder to purchase one share of common stock, which purchase is reflected in this filing."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total shares in Item 5 includes 2,482 shares acquired through the Issuer's dividend reinvestment plan."}],"balance_after":12298,"source":{"system":"sec-edgar","filing":"0001144204-16-131084","document":"v452005_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/814083/000114420416131084/v452005_4.xml","form_type":"4"}}]}