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These restricted stock units vest over a period of three (3) years, at 25% on each of the first two anniversaries of the grant and 50% on the third anniversary from the day of grant."}],"balance_after":125,"derivative":{"underlying":"Common","underlying_shares":125},"source":{"system":"sec-edgar","filing":"0001225208-21-005807","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1362004/000122520821005807/doc4.xml","form_type":"4"}},{"id":2774344,"issuer":{"id":740,"kind":"organization","name":"ICF International, Inc.","symbol":"ICFI"},"owners":[{"id":123009,"kind":"person","name":"Terreri Donald J","position":1,"cik":"0001827640","reported_name":"Terreri Donald J","relationship":{"officer":true,"officer_title":"VP & Principal Acct. 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