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includes 17,630 shares held in a revocable trust over which the reporting person and his wife share voting and investment power and 5,100 shares held in the reporting person's self-directed IRA."}],"balance_after":22730,"source":{"system":"sec-edgar","filing":"0001179110-20-003420","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911020003420/edgar.xml","form_type":"4"}},{"id":3254792,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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The correct amount of shares maintained in the reporting person's revocable trust over which the reporting person and his wife share voting and investment power is 17,630 shares and 4,895 shares are attributed to his self directed IRA."}],"balance_after":22525,"source":{"system":"sec-edgar","filing":"0001179110-20-002067","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911020002067/edgar.xml","form_type":"4/A","original_submission_date":"2020-01-28"}},{"id":3300519,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-28T22:26:16.000Z","date":"2020-01-27","kind":"purchase","acquired":true,"shares":740,"price":34.94,"value":25855.6,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes 18,370 shares held in a revocable trust over which the reporting person and his wife share voting and investment power and 4,155 shares held in the reporting person's self directed IRA."}],"balance_after":22525,"source":{"system":"sec-edgar","filing":"0001179110-20-000828","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911020000828/edgar.xml","form_type":"4"}},{"id":3446166,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-06T20:36:16.000Z","date":"2019-08-05","kind":"purchase","acquired":true,"shares":1000,"price":28.99,"value":28990.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes 17,630 shares held in a revocable trust over which the reporting person and his wife share voting and investment power and 4,154 shares held in the reporting person's self directed IRA."}],"balance_after":21784,"source":{"system":"sec-edgar","filing":"0001179110-19-009210","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911019009210/edgar.xml","form_type":"4"}},{"id":3458765,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-07-19T20:46:26.000Z","date":"2019-07-18","kind":"purchase","acquired":true,"shares":100,"price":30.13,"value":3013.0,"ownership":{"direct":false,"nature":"Held in child custodian account"},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On May 22, 2019, the common stock of Fastenal Company split 2-for-1 resulting in the custodian account holding an additional 429 shares of common stock. Reporting person disclaims beneficial ownership of these shares."}],"balance_after":958,"source":{"system":"sec-edgar","filing":"0001179110-19-008737","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911019008737/edgar.xml","form_type":"4"}},{"id":3458764,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-07-19T20:46:26.000Z","date":"2019-07-18","kind":"purchase","acquired":true,"shares":1004,"price":30.13,"value":30250.52,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On May 22, 2019, the common stock of Fastenal Company split 2-for-1, resulting in the reporting person's ownership of 8,015 additional shares of common stock held in the revocable trust over which the reporting person and his wife share voting and investment power and 1,875 additional shares held in the reporting person's self directed IRA. The amount reported includes 16,030 shares held in the revocable trust, with the additional 600 shares acquired on 7/18/19 @ $30.14 (total of 16,630 shares held in the revocable trust), and 3750 shares held in reporting person's self directed IRA, with the additional 404 shares acquired on 7/18/19 @ $30.11 (total of 4,154 shares held in the self directed IRA)."}],"balance_after":20784,"source":{"system":"sec-edgar","filing":"0001179110-19-008737","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911019008737/edgar.xml","form_type":"4"}},{"id":3681860,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-01-31T17:39:32.000Z","date":"2018-11-30","kind":"gift","acquired":false,"shares":850,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 1,875 shares held in the reporting person's self directed IRA and 8,015 share held in a revocable trust for which the reporting person and his spouse share voting and investment power.  This footnote corrects the amounts previously reported in  footnote (1) contained in a report filed on April 27, 2018."}],"balance_after":9890,"source":{"system":"sec-edgar","filing":"0001179110-19-001098","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911019001098/edgar.xml","form_type":"5"}},{"id":3955435,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-04-27T15:32:33.000Z","date":"2018-04-25","kind":"purchase","acquired":true,"shares":455,"price":48.75,"value":22181.25,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 1,420 shares held in the reporting person's self directed IRA and 9,320 shares held in a revocable trust for which the reporting person and his spouse share voting and investment power."}],"balance_after":10740,"source":{"system":"sec-edgar","filing":"0001179110-18-005907","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911018005907/edgar.xml","form_type":"4"}},{"id":3957552,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2018-04-25T13:27:02.000Z","date":"2018-04-24","kind":"grant","acquired":true,"shares":4237,"price":10.03,"value":42497.11,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"The option granted was approved by the compensation committee of Fastenal Company's board of directors on January 2, 2018, subject to shareholder approval of the Non-employee Director Stock Option Plan under which the option was granted.  Fastenal Company's shareholders approved the Non-employee Director Stock Option Plan on April 24, 2018."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The option was issued to the reporting person pursuant to Fastenal Company's Non-employee Director Stock Option Plan in lieu of a proportionate retainer fee."}],"balance_after":4237,"derivative":{"exercise_price":55,"exercise_date":"2018-04-25","expiration_date":"2027-12-31","underlying":"Common Stock","underlying_shares":4237},"source":{"system":"sec-edgar","filing":"0001179110-18-005855","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911018005855/edgar.xml","form_type":"4"}},{"id":4088941,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael 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revocable trust for which reporting person and his spouse share vesting and investment power."}],"balance_after":10750,"source":{"system":"sec-edgar","filing":"0001179110-16-030728","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911016030728/edgar.xml","form_type":"4"}},{"id":4605143,"issuer":{"id":3012,"kind":"organization","name":"FASTENAL CO"},"owners":[{"id":23116,"kind":"person","name":"Ancius Michael J","position":1,"cik":"0001454708","reported_name":"Ancius Michael J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2016-09-13T20:21:31.000Z","date":"2016-09-09","kind":"purchase","acquired":true,"shares":600,"price":41,"value":24600.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 1,420 shares held in the reporting person's self directed IRA and 8,630 shares held in a revocable trust for which the reporting person and his spouse share vesting and investment power."}],"balance_after":10050,"source":{"system":"sec-edgar","filing":"0001179110-16-029589","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/815556/000117911016029589/edgar.xml","form_type":"4"}}]}