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The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":70980,"source":{"system":"sec-edgar","filing":"0000878526-16-000201","document":"wf-form4_147752909227175.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/878526/000087852616000201/wf-form4_147752909227175.xml","form_type":"4"}},{"id":4574258,"issuer":{"id":125256,"kind":"organization","name":"NATUS MEDICAL INC","symbol":"NTUS"},"owners":[{"id":139787,"kind":"person","name":"Kennedy Jonathan","position":1,"cik":"0001451629","reported_name":"Kennedy Jonathan","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. VP, CFO"}}],"security":"Common Stock, $0.001 par value per share","published_at":"2016-10-26T20:45:05.000Z","date":"2016-10-25","kind":"exercise","acquired":true,"shares":9905,"price":13.24,"value":131142.2,"ownership":{"direct":true},"balance_after":87118,"source":{"system":"sec-edgar","filing":"0000878526-16-000201","document":"wf-form4_147752909227175.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/878526/000087852616000201/wf-form4_147752909227175.xml","form_type":"4"}},{"id":4574257,"issuer":{"id":125256,"kind":"organization","name":"NATUS MEDICAL INC","symbol":"NTUS"},"owners":[{"id":139787,"kind":"person","name":"Kennedy Jonathan","position":1,"cik":"0001451629","reported_name":"Kennedy Jonathan","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. VP, CFO"}}],"security":"Common Stock, $0.001 par value per share","published_at":"2016-10-26T20:45:05.000Z","date":"2016-10-24","kind":"sale","acquired":false,"shares":14138,"price":41.606,"value":588225.628,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"1.This transaction was executed in multiple trades a prices ranging from $41.47533 to $41.85357. The price reflected above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":77213,"source":{"system":"sec-edgar","filing":"0000878526-16-000201","document":"wf-form4_147752909227175.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/878526/000087852616000201/wf-form4_147752909227175.xml","form_type":"4"}},{"id":4574256,"issuer":{"id":125256,"kind":"organization","name":"NATUS MEDICAL INC","symbol":"NTUS"},"owners":[{"id":139787,"kind":"person","name":"Kennedy Jonathan","position":1,"cik":"0001451629","reported_name":"Kennedy Jonathan","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. VP, CFO"}}],"security":"Common Stock, $0.001 par value per share","published_at":"2016-10-26T20:45:05.000Z","date":"2016-10-24","kind":"exercise","acquired":true,"shares":4900,"price":22.5,"value":110250.0,"ownership":{"direct":true},"balance_after":91351,"source":{"system":"sec-edgar","filing":"0000878526-16-000201","document":"wf-form4_147752909227175.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/878526/000087852616000201/wf-form4_147752909227175.xml","form_type":"4"}}]}