{"transactions":[{"id":4630212,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-10-05T20:29:12.000Z","date":"2026-10-01","kind":"exercise","planned":false,"acquired":false,"shares":275032,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant\n(each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index (the \"Catch-up Performance Criteria\")."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by\nassuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting\ninvestment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"For the October 1, 2026 vesting, 133% of the target shares vested based on the achievement of the performance criteria described above for the annual Performance Period ending on that date.  An additional 13.7% of the target shares that did not vest with the annual Performance Period ending on October 1, 2025 vested on October 1, 2026, based on the achievement of the Catch-up Performance Criteria from grant date through October 1, 2026."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant\n(each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index (the \"Catch-up Performance Criteria\")."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant\n(each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index (the \"Catch-up Performance Criteria\")."}],"balance_after":707503,"derivative":{"underlying":"Common Stock","underlying_shares":275032},"source":{"system":"sec-edgar","filing":"0001628280-26-064960","document":"wk-form4_1791232149.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1186807/000162828026064960/wk-form4_1791232149.xml","form_type":"4"}},{"id":4630211,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-10-05T20:29:12.000Z","date":"2026-10-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":126247,"price":17.95,"value":2266133.65,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the shares that were withheld by the Issuer to cover withholding taxes upon the vesting of 275,032 Performance RSUs and 46,857 restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 208,393 previously granted time-based RSUs which have not yet vested."}],"balance_after":638889,"source":{"system":"sec-edgar","filing":"0001628280-26-064960","document":"wk-form4_1791232149.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1186807/000162828026064960/wk-form4_1791232149.xml","form_type":"4"}},{"id":4630210,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-10-05T20:29:12.000Z","date":"2026-10-01","kind":"exercise","planned":false,"acquired":true,"shares":275032,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (\"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":765136,"source":{"system":"sec-edgar","filing":"0001628280-26-064960","document":"wk-form4_1791232149.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1186807/000162828026064960/wk-form4_1791232149.xml","form_type":"4"}},{"id":682322,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":21900,"kind":"person","name":"Seyler Aaron Graeme","position":1,"cik":"0002150093","reported_name":"Seyler Aaron Graeme","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-08-19T20:17:50.000Z","date":"2026-08-17","kind":"grant","planned":false,"acquired":true,"shares":67459,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on August 17, 2026 pursuant to an inducement award agreement outside of the 2020 Plan as a material inducement to the reporting person's acceptance of employment with the Issuer in accordance with NASDAQ Listing Rule 5635(c)(4).  The Performance RSUs vest based upon the achievement of certain performance criteria upon completion of a three-year performance period (the \"Performance Period\").  Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 40-trading days immediately preceding the start of the Performance Period. At the end of the Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 40-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on August 17, 2026 pursuant to an inducement award agreement outside of the 2020 Plan as a material inducement to the reporting person's acceptance of employment with the Issuer in accordance with NASDAQ Listing Rule 5635(c)(4).  The Performance RSUs vest based upon the achievement of certain performance criteria upon completion of a three-year performance period (the \"Performance Period\").  Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on August 17, 2026 pursuant to an inducement award agreement outside of the 2020 Plan as a material inducement to the reporting person's acceptance of employment with the Issuer in accordance with NASDAQ Listing Rule 5635(c)(4).  The Performance RSUs vest based upon the achievement of certain performance criteria upon completion of a three-year performance period (the \"Performance Period\").  Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."}],"balance_after":67459,"derivative":{"underlying":"Common Stock","underlying_shares":67459},"source":{"system":"sec-edgar","filing":"0001628280-26-057959","document":"wk-form4_1787170668.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026057959/wk-form4_1787170668.xml","form_type":"4"}},{"id":682321,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":21900,"kind":"person","name":"Seyler Aaron Graeme","position":1,"cik":"0002150093","reported_name":"Seyler Aaron Graeme","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2026-08-19T20:17:50.000Z","date":"2026-08-17","kind":"grant","planned":false,"acquired":true,"shares":67459,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on August 17, 2026 pursuant to an inducement award agreement outside of the Issuer's Second Amended and Restated 2020 Incentive Plan (the \"2020 Plan\") as a material inducement to the reporting person's acceptance of employment with the Issuer in accordance with NASDAQ Listing Rule 5635(c)(4).  Shares subject to the award vest over four years from the date of grant, with 25% of the shares subject to the award vesting on the first anniversary of the date of grant and an additional 25% of the shares vesting on each subsequent anniversary of the date of grant thereafter."}],"balance_after":67459,"source":{"system":"sec-edgar","filing":"0001628280-26-057959","document":"wk-form4_1787170668.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026057959/wk-form4_1787170668.xml","form_type":"4"}},{"id":684648,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-08-18T21:04:27.000Z","date":"2026-08-14","kind":"exercise","planned":false,"acquired":false,"shares":115917,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which may vest based upon the achievement of certain stock price performance targets over a five-year period. On August 14, 2026, 115,917 Performance RSUs vested upon the Issuer's stock price achieving 60 consecutive trading days at or above $14.42, which was the threshold performance criteria for this award. Up to an additional 114,186 Performance RSUs may vest upon the achievement of additional stock price performance targets."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which may vest based upon the achievement of certain stock price performance targets over a five-year period. On August 14, 2026, 115,917 Performance RSUs vested upon the Issuer's stock price achieving 60 consecutive trading days at or above $14.42, which was the threshold performance criteria for this award. Up to an additional 114,186 Performance RSUs may vest upon the achievement of additional stock price performance targets."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which may vest based upon the achievement of certain stock price performance targets over a five-year period. On August 14, 2026, 115,917 Performance RSUs vested upon the Issuer's stock price achieving 60 consecutive trading days at or above $14.42, which was the threshold performance criteria for this award. Up to an additional 114,186 Performance RSUs may vest upon the achievement of additional stock price performance targets."}],"balance_after":982535,"derivative":{"underlying":"Common Stock","underlying_shares":115917},"source":{"system":"sec-edgar","filing":"0001628280-26-057746","document":"wk-form4_1787087064.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026057746/wk-form4_1787087064.xml","form_type":"4"}},{"id":684647,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-08-18T21:04:27.000Z","date":"2026-08-14","kind":"tax_withholding","planned":false,"acquired":false,"shares":45421,"price":19.43,"value":882530.03,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 115,917 Performance RSUs."}],"balance_after":490104,"source":{"system":"sec-edgar","filing":"0001628280-26-057746","document":"wk-form4_1787087064.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026057746/wk-form4_1787087064.xml","form_type":"4"}},{"id":684646,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-08-18T21:04:27.000Z","date":"2026-08-14","kind":"exercise","planned":false,"acquired":true,"shares":115917,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (\"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":535525,"source":{"system":"sec-edgar","filing":"0001628280-26-057746","document":"wk-form4_1787087064.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026057746/wk-form4_1787087064.xml","form_type":"4"}},{"id":778292,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-05-15T20:33:08.000Z","date":"2026-05-15","kind":"sale","planned":false,"acquired":false,"shares":21108,"price":14.19,"value":299522.52,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.94 - $14.66, inclusive. The reporting person undertakes to provide to Mitek Systems, Inc., any security holder of Mitek Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":244279,"source":{"system":"sec-edgar","filing":"0001628280-26-035641","document":"wk-form4_1778877185.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026035641/wk-form4_1778877185.xml","form_type":"4"}},{"id":799372,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-04-28T23:16:45.000Z","date":"2026-04-25","kind":"exercise","planned":false,"acquired":false,"shares":240384,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"On April 25, 2025, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the April 25, 2026 vesting,  200% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by\nassuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting\ninvestment."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On April 25, 2025, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the April 25, 2026 vesting,  200% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"On April 25, 2025, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the April 25, 2026 vesting,  200% of the target shares vested based on the achievement of the performance criteria described below."}],"balance_after":412403,"derivative":{"underlying":"Common Stock","underlying_shares":240384},"source":{"system":"sec-edgar","filing":"0001628280-26-028041","document":"wk-form4_1777418202.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026028041/wk-form4_1777418202.xml","form_type":"4"}},{"id":799371,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-04-28T23:16:45.000Z","date":"2026-04-25","kind":"grant","planned":false,"acquired":true,"shares":120192,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"On April 25, 2025, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the April 25, 2026 vesting,  200% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by\nassuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting\ninvestment."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On April 25, 2025, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the April 25, 2026 vesting,  200% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"On April 25, 2025, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the April 25, 2026 vesting,  200% of the target shares vested based on the achievement of the performance criteria described below."}],"balance_after":652787,"derivative":{"underlying":"Common Stock","underlying_shares":120192},"source":{"system":"sec-edgar","filing":"0001628280-26-028041","document":"wk-form4_1777418202.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026028041/wk-form4_1777418202.xml","form_type":"4"}},{"id":799370,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-04-28T23:16:45.000Z","date":"2026-04-28","kind":"sale","planned":false,"acquired":false,"shares":152529,"price":13.92,"value":2123203.68,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the shares sold on behalf of the reporting person to pay withholding taxes upon the vesting of 240,384 Performance RSUs and 30,048 restricted stock units. This sale does not represent a discretionary trade by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.92 to $14.02, inclusive. The reporting person undertakes to provide to Mitek Systems, Inc., any security holder of Mitek Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":265387,"source":{"system":"sec-edgar","filing":"0001628280-26-028041","document":"wk-form4_1777418202.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026028041/wk-form4_1777418202.xml","form_type":"4"}},{"id":799369,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-04-28T23:16:45.000Z","date":"2026-04-25","kind":"exercise","planned":false,"acquired":true,"shares":240384,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (\"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":417916,"source":{"system":"sec-edgar","filing":"0001628280-26-028041","document":"wk-form4_1777418202.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026028041/wk-form4_1777418202.xml","form_type":"4"}},{"id":859964,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62683,"kind":"person","name":"ROSSI MARK","position":1,"cik":"0001201624","reported_name":"ROSSI MARK","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-05T21:14:23.000Z","date":"2026-03-03","kind":"grant","planned":false,"acquired":true,"shares":11448,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on March 3, 2026. This award is the annual equity grant that the Issuer makes to its non-employee directors as part of the director compensation program in connection with its annual meeting of stockholders. 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This award is the annual equity grant that the Issuer makes to its non-employee directors as part of the director compensation program in connection with its annual meeting of stockholders. 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These shares were sold in multiple transactions at prices ranging from $14.66 - $14.85, inclusive. The reporting person undertakes to provide to Mitek Systems, Inc., any security holder of Mitek Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":208796,"source":{"system":"sec-edgar","filing":"0001628280-26-015190","document":"wk-form4_1772745240.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015190/wk-form4_1772745240.xml","form_type":"4"}},{"id":859958,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2026-03-05T21:14:03.000Z","date":"2026-03-03","kind":"exercise","planned":false,"acquired":true,"shares":30313,"price":9.5,"value":287973.5,"ownership":{"direct":true},"balance_after":281970,"source":{"system":"sec-edgar","filing":"0001628280-26-015190","document":"wk-form4_1772745240.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015190/wk-form4_1772745240.xml","form_type":"4"}},{"id":859957,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2026-03-05T21:14:03.000Z","date":"2026-03-03","kind":"exercise","planned":false,"acquired":true,"shares":32861,"price":8.6,"value":282604.6,"ownership":{"direct":true},"balance_after":251657,"source":{"system":"sec-edgar","filing":"0001628280-26-015190","document":"wk-form4_1772745240.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015190/wk-form4_1772745240.xml","form_type":"4"}},{"id":859956,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62681,"kind":"person","name":"Repo Susan","position":1,"cik":"0001866842","reported_name":"Repo Susan","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-05T21:13:34.000Z","date":"2026-03-03","kind":"grant","planned":false,"acquired":true,"shares":11448,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on March 3, 2026. This award is the annual equity grant that the Issuer makes to its non-employee directors as part of the director compensation program in connection with its annual meeting of stockholders. Shares subject to the award vest at the later of the date of the next Annual Shareholders Meeting or one year after the date of grant."}],"balance_after":80819,"source":{"system":"sec-edgar","filing":"0001628280-26-015188","document":"wk-form4_1772745212.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015188/wk-form4_1772745212.xml","form_type":"4"}},{"id":859955,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62680,"kind":"person","name":"Gupta Rahul","position":1,"cik":"0001231126","reported_name":"Gupta Rahul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-05T21:12:42.000Z","date":"2026-03-03","kind":"grant","planned":false,"acquired":true,"shares":11448,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on March 3, 2026. This award is the annual equity grant that the Issuer makes to its non-employee directors as part of the director compensation program in connection with its annual meeting of stockholders. Shares subject to the award vest at the later of the date of the next Annual Shareholders Meeting or one year after the date of grant."}],"balance_after":77346,"source":{"system":"sec-edgar","filing":"0001628280-26-015178","document":"wk-form4_1772745158.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015178/wk-form4_1772745158.xml","form_type":"4"}},{"id":859954,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62679,"kind":"person","name":"Fay James Daniel","position":1,"cik":"0001488404","reported_name":"Fay James Daniel","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-05T21:11:33.000Z","date":"2026-03-03","kind":"grant","planned":false,"acquired":true,"shares":11448,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on March 3, 2026. This award is the annual equity grant that the Issuer makes to its non-employee directors as part of the director compensation program in connection with its annual meeting of stockholders. Shares subject to the award vest at the later of the date of the next Annual Shareholders Meeting or one year after the date of grant."}],"balance_after":38152,"source":{"system":"sec-edgar","filing":"0001628280-26-015173","document":"wk-form4_1772745090.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015173/wk-form4_1772745090.xml","form_type":"4"}},{"id":859953,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62678,"kind":"person","name":"Carter Scott R","position":1,"cik":"0001590913","reported_name":"Carter Scott R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-05T21:10:22.000Z","date":"2026-03-03","kind":"grant","planned":false,"acquired":true,"shares":11448,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on March 3, 2026. This award is the annual equity grant that the Issuer makes to its non-employee directors as part of the director compensation program in connection with its annual meeting of stockholders. Shares subject to the award vest at the later of the date of the next Annual Shareholders Meeting or one year after the date of grant."}],"balance_after":191584,"source":{"system":"sec-edgar","filing":"0001628280-26-015169","document":"wk-form4_1772745019.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026015169/wk-form4_1772745019.xml","form_type":"4"}},{"id":916841,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":67483,"kind":"person","name":"BELL ERIC CHRISTOPHER","position":1,"cik":"0001837856","reported_name":"BELL ERIC CHRISTOPHER","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-02-06T23:14:18.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":10184,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on February 5, 2026 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant. Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over a three-year period (the \"Performance Period\"). The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 40-trading days immediately preceding the start of the Performance Period. At the end of the Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 40-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on February 5, 2026 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant. Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over a three-year period (the \"Performance Period\"). The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on February 5, 2026 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant. Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over a three-year period (the \"Performance Period\"). The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."}],"balance_after":34744,"derivative":{"underlying":"Common Stock","underlying_shares":10184},"source":{"system":"sec-edgar","filing":"0001628280-26-006170","document":"wk-form4_1770419654.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026006170/wk-form4_1770419654.xml","form_type":"4"}},{"id":916840,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":67483,"kind":"person","name":"BELL ERIC CHRISTOPHER","position":1,"cik":"0001837856","reported_name":"BELL ERIC CHRISTOPHER","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2026-02-06T23:14:18.000Z","date":"2026-02-05","kind":"grant","planned":false,"acquired":true,"shares":10184,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on February 5, 2026 under the Issuer's Amended and Restated 2020 Incentive Plan (the ''2020 Plan''). Shares subject to the award vest over four years from the date of grant, with 25% of the shares subject to the award vesting on the first anniversary of the date of grant and an additional 25% of the shares vesting on each subsequent anniversary of the date of grant thereafter."}],"balance_after":63699,"source":{"system":"sec-edgar","filing":"0001628280-26-006170","document":"wk-form4_1770419654.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026006170/wk-form4_1770419654.xml","form_type":"4"}},{"id":948963,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2026-01-06T21:00:51.000Z","date":"2026-01-02","kind":"exercise","planned":false,"acquired":false,"shares":12958,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On January 2, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the January 2, 2026 vesting, approximately 67% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by\nassuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting\ninvestment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On January 2, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the January 2, 2026 vesting, approximately 67% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On January 2, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the January 2, 2026 vesting, approximately 67% of the target shares vested based on the achievement of the performance criteria described below."}],"balance_after":177386,"derivative":{"underlying":"Common Stock","underlying_shares":12958},"source":{"system":"sec-edgar","filing":"0001628280-26-000864","document":"wk-form4_1767733249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026000864/wk-form4_1767733249.xml","form_type":"4"}},{"id":948962,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-01-06T21:00:51.000Z","date":"2026-01-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":14878,"price":9.97,"value":148333.66,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 12,958 Performance RSUs and 14,546 restricted stock units."}],"balance_after":192614,"source":{"system":"sec-edgar","filing":"0001628280-26-000864","document":"wk-form4_1767733249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026000864/wk-form4_1767733249.xml","form_type":"4"}},{"id":948961,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-01-06T21:00:51.000Z","date":"2026-01-02","kind":"exercise","planned":false,"acquired":true,"shares":12958,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (\"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":207492,"source":{"system":"sec-edgar","filing":"0001628280-26-000864","document":"wk-form4_1767733249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828026000864/wk-form4_1767733249.xml","form_type":"4"}},{"id":972064,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-12-12T22:50:22.000Z","date":"2025-12-10","kind":"exercise","planned":false,"acquired":false,"shares":20016,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On December 10, 2023, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the December 10, 2025 vesting, approximately 87% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by\nassuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting\ninvestment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On December 10, 2023, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the December 10, 2025 vesting, approximately 87% of the target shares vested based on the achievement of the performance criteria described below."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On December 10, 2023, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the December 10, 2025 vesting, approximately 87% of the target shares vested based on the achievement of the performance criteria described below."}],"balance_after":151932,"derivative":{"underlying":"Common Stock","underlying_shares":20016},"source":{"system":"sec-edgar","filing":"0001628280-25-056853","document":"wk-form4_1765579819.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056853/wk-form4_1765579819.xml","form_type":"4"}},{"id":972063,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2025-12-12T22:50:22.000Z","date":"2025-12-10","kind":"tax_withholding","planned":false,"acquired":false,"shares":19852,"price":9.23,"value":183233.96,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 20,016 Performance RSUs and 17,281 restricted stock units."}],"balance_after":218796,"source":{"system":"sec-edgar","filing":"0001628280-25-056853","document":"wk-form4_1765579819.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056853/wk-form4_1765579819.xml","form_type":"4"}},{"id":972062,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2025-12-12T22:50:22.000Z","date":"2025-12-10","kind":"exercise","planned":false,"acquired":true,"shares":20016,"price":9.23,"value":184747.68,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (\"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":238648,"source":{"system":"sec-edgar","filing":"0001628280-25-056853","document":"wk-form4_1765579819.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056853/wk-form4_1765579819.xml","form_type":"4"}},{"id":975242,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-12-10T23:27:27.000Z","date":"2025-12-08","kind":"exercise","planned":false,"acquired":false,"shares":22075,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On December 8, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant\n(each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period.  For the December 8, 2025 vesting, approximately 93% of the target shares vested based on the achievement of the performance criteria described below, and the remaining were cancelled."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting investment."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On December 8, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant\n(each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period.  For the December 8, 2025 vesting, approximately 93% of the target shares vested based on the achievement of the performance criteria described below, and the remaining were cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On December 8, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant\n(each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period.  For the December 8, 2025 vesting, approximately 93% of the target shares vested based on the achievement of the performance criteria described below, and the remaining were cancelled."}],"balance_after":190344,"derivative":{"underlying":"Common Stock","underlying_shares":22075},"source":{"system":"sec-edgar","filing":"0001628280-25-056388","document":"wk-form4_1765409244.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056388/wk-form4_1765409244.xml","form_type":"4"}},{"id":975241,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-12-10T23:27:27.000Z","date":"2025-12-08","kind":"tax_withholding","planned":false,"acquired":false,"shares":19163,"price":9.14,"value":175149.82,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 20,479 Performance RSUs and 16,556 restricted stock units."}],"balance_after":194534,"source":{"system":"sec-edgar","filing":"0001628280-25-056388","document":"wk-form4_1765409244.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056388/wk-form4_1765409244.xml","form_type":"4"}},{"id":975240,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-12-10T23:27:27.000Z","date":"2025-12-08","kind":"exercise","planned":false,"acquired":true,"shares":20479,"price":9.14,"value":187178.06,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (the \"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":213697,"source":{"system":"sec-edgar","filing":"0001628280-25-056388","document":"wk-form4_1765409244.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056388/wk-form4_1765409244.xml","form_type":"4"}},{"id":975238,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-12-10T23:21:31.000Z","date":"2025-12-08","kind":"exercise","planned":false,"acquired":false,"shares":15636,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On December 8, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the December 8, 2025 vesting, approximately 93% of the target shares vested based on the achievement of the performance criteria described below, and the remaining were cancelled."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"The annual performance criteria for each annual Performance Period is for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over\nthe applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments is determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change is determined by comparing the increase in value to the starting investment."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On December 8, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the December 8, 2025 vesting, approximately 93% of the target shares vested based on the achievement of the performance criteria described below, and the remaining were cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On December 8, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. For the December 8, 2025 vesting, approximately 93% of the target shares vested based on the achievement of the performance criteria described below, and the remaining were cancelled."}],"balance_after":171948,"derivative":{"underlying":"Common Stock","underlying_shares":15636},"source":{"system":"sec-edgar","filing":"0001628280-25-056385","document":"wk-form4_1765408886.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056385/wk-form4_1765408886.xml","form_type":"4"}},{"id":975237,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2025-12-10T23:21:31.000Z","date":"2025-12-08","kind":"tax_withholding","planned":false,"acquired":false,"shares":13739,"price":9.14,"value":125574.46,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 14,506 Performance RSUs and 11,727 restricted stock units."}],"balance_after":218632,"source":{"system":"sec-edgar","filing":"0001628280-25-056385","document":"wk-form4_1765408886.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056385/wk-form4_1765408886.xml","form_type":"4"}},{"id":975236,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2025-12-10T23:21:31.000Z","date":"2025-12-08","kind":"exercise","planned":false,"acquired":true,"shares":14506,"price":9.14,"value":132584.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units (\"Performance RSUs\") convert into common stock on a one-for-one basis."}],"balance_after":232371,"source":{"system":"sec-edgar","filing":"0001628280-25-056385","document":"wk-form4_1765408886.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025056385/wk-form4_1765408886.xml","form_type":"4"}},{"id":991922,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-11-21T23:22:00.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":344037,"price":8.72,"value":3000002.64,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index.  The attainment below 75% will result in a 0% payout."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 40-trading days immediately preceding the start of the Performance Period. At the end of the Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 40-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index.  The attainment below 75% will result in a 0% payout."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range from 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index.  The attainment below 75% will result in a 0% payout."}],"balance_after":1098452,"derivative":{"underlying":"Common Stock","underlying_shares":344037},"source":{"system":"sec-edgar","filing":"0001628280-25-053661","document":"wk-form4_1763767316.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053661/wk-form4_1763767316.xml","form_type":"4"}},{"id":991921,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-11-21T23:22:00.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":114679,"price":8.72,"value":1000000.88,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on November 19, 2025 under the Issuer's Amended and Restated 2020 Incentive Plan (the ''2020 Plan''). Shares subject to the award vest over four years from the date of grant, with 25% of the shares subject to the award vesting on the first anniversary of the date of grant and an additional 25% of the shares vesting on each subsequent anniversary of the date of grant thereafter."}],"balance_after":419608,"source":{"system":"sec-edgar","filing":"0001628280-25-053661","document":"wk-form4_1763767316.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053661/wk-form4_1763767316.xml","form_type":"4"}},{"id":991925,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-11-21T23:21:51.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":48739,"price":8.72,"value":425004.08,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 40-trading days immediately preceding the start of the Performance Period. At the end of the Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 40-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."}],"balance_after":187584,"derivative":{"underlying":"Common Stock","underlying_shares":48739},"source":{"system":"sec-edgar","filing":"0001628280-25-053660","document":"wk-form4_1763767308.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053660/wk-form4_1763767308.xml","form_type":"4"}},{"id":991924,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2025-11-21T23:21:51.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":48739,"price":8.72,"value":425004.08,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on November 19, 2025 under the Issuer's Amended and Restated 2020 Incentive Plan (the ''2020 Plan''). Shares subject to the award vest over four years from the date of grant, with 25% of the shares subject to the award vesting on the first anniversary of the date of grant and an additional 25% of the shares vesting on each subsequent anniversary of the date of grant thereafter."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 2,000 and 784 shares acquired under the Mitek employee stock purchase plan on February 14, 2025 and August 15, 2025, respectively, in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":217865,"source":{"system":"sec-edgar","filing":"0001628280-25-053660","document":"wk-form4_1763767308.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053660/wk-form4_1763767308.xml","form_type":"4"}},{"id":991920,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-11-21T23:21:41.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":68808,"price":8.72,"value":600005.76,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 40-trading days immediately preceding the start of the Performance Period. At the end of the Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 40-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."}],"balance_after":212419,"derivative":{"underlying":"Common Stock","underlying_shares":68808},"source":{"system":"sec-edgar","filing":"0001628280-25-053659","document":"wk-form4_1763767299.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053659/wk-form4_1763767299.xml","form_type":"4"}},{"id":991919,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":70181,"kind":"person","name":"Lyle David","position":1,"cik":"0001416939","reported_name":"Lyle David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-11-21T23:21:41.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":68808,"price":8.72,"value":600005.76,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on November 19, 2025 under the Issuer's Amended and Restated 2020 Incentive Plan (the ''2020 Plan''). Shares subject to the award vest over four years from the date of grant, with 25% of the shares subject to the award vesting on the first anniversary of the date of grant and an additional 25% of the shares vesting on each subsequent anniversary of the date of grant thereafter."}],"balance_after":193218,"source":{"system":"sec-edgar","filing":"0001628280-25-053659","document":"wk-form4_1763767299.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053659/wk-form4_1763767299.xml","form_type":"4"}},{"id":991918,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-11-21T23:21:31.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":172019,"price":8.72,"value":1500005.68,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 40-trading days immediately preceding the start of the Performance Period. At the end of the Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 40-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Represents target performance restricted stock units (''Performance RSUs'') granted on November 19, 2025 under the 2020 Plan, which vest based upon the achievement of certain performance criteria on the third anniversary of the date of grant (''Performance Period''). Performance criteria is the percentage increase in value of the Issuer's common stock compared to the percentage increase in value of the Russell 2000 Index over the Performance Period. The final potential payout will range\nfrom 50% to 200% of the number of awarded target Performance RSUs, based on an attainment between 75% to 125% compared to the Russell 2000 Index. The attainment below 75% will result in a 0% payout."}],"balance_after":532595,"derivative":{"underlying":"Common Sock","underlying_shares":172019},"source":{"system":"sec-edgar","filing":"0001628280-25-053658","document":"wk-form4_1763767288.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053658/wk-form4_1763767288.xml","form_type":"4"}},{"id":991917,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-11-21T23:21:31.000Z","date":"2025-11-19","kind":"grant","planned":false,"acquired":true,"shares":57340,"price":8.72,"value":500004.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on November 19, 2025 under the Issuer's Amended and Restated 2020 Incentive Plan (the ''2020 Plan''). Shares subject to the award vest over four years from the date of grant, with 25% of the shares subject to the award vesting on the first anniversary of the date of grant and an additional 25% of the shares vesting on each subsequent anniversary of the date of grant thereafter."}],"balance_after":177532,"source":{"system":"sec-edgar","filing":"0001628280-25-053658","document":"wk-form4_1763767288.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000162828025053658/wk-form4_1763767288.xml","form_type":"4"}},{"id":1025883,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-10-03T20:05:57.000Z","date":"2025-10-01","kind":"exercise","planned":false,"acquired":false,"shares":223524,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Performance criteria is measured on both an annual and cumulative basis as described below."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"The annual performance criteria for each annual Performance Period shall be for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both Mitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change shall be determined by comparing the increase in value to the starting investment."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Performance criteria is measured on both an annual and cumulative basis as described below."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"On October 1, 2024, the reporting person was granted Performance RSUs, which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Performance criteria is measured on both an annual and cumulative basis as described below."}],"balance_after":754415,"derivative":{"underlying":"Common Stock","underlying_shares":223524},"source":{"system":"sec-edgar","filing":"0001186807-25-000002","document":"wk-form4_1759521954.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/807863/000118680725000002/wk-form4_1759521954.xml","form_type":"4"}},{"id":1025882,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-10-03T20:05:57.000Z","date":"2025-10-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":106022,"price":9.77,"value":1035834.94,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 46,856 restricted stock units and 223,524 performance restricted stock units (the \"Performance RSUs\")."}],"balance_after":304929,"source":{"system":"sec-edgar","filing":"0001186807-25-000002","document":"wk-form4_1759521954.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000118680725000002/wk-form4_1759521954.xml","form_type":"4"}},{"id":1025881,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":22585,"kind":"person","name":"WEST EDWARD H","position":1,"cik":"0001186807","reported_name":"WEST EDWARD H","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-10-03T20:05:57.000Z","date":"2025-10-01","kind":"exercise","planned":false,"acquired":true,"shares":223524,"price":9.77,"value":2183829.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Performance restricted stock units convert into common stock on a one-for-one basis."}],"balance_after":410951,"source":{"system":"sec-edgar","filing":"0001186807-25-000002","document":"wk-form4_1759521954.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000118680725000002/wk-form4_1759521954.xml","form_type":"4"}},{"id":1108957,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":78414,"kind":"person","name":"Diamond Michael E","position":1,"cik":"0001590840","reported_name":"Diamond Michael E","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"General Manager"}}],"security":"Common Stock","published_at":"2025-06-17T22:13:39.000Z","date":"2025-06-13","kind":"sale","planned":true,"acquired":false,"shares":70352,"price":9.7719,"value":687472.7088,"ownership":{"direct":true},"footnotes":[{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F1","text":"The reported sale of 70,352 shares of Common Stock occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2025."}],"balance_after":233340,"source":{"system":"sec-edgar","filing":"0000807863-25-000105","document":"wk-form4_1750198413.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000105/wk-form4_1750198413.xml","form_type":"4"}},{"id":1146427,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":78414,"kind":"person","name":"Diamond Michael E","position":1,"cik":"0001590840","reported_name":"Diamond Michael E","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"General Manager"}}],"security":"Common Stock","published_at":"2025-05-16T22:29:46.000Z","date":"2023-11-27","kind":"tax_withholding","planned":false,"acquired":false,"shares":1199,"price":11.04,"value":13236.96,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."},{"field":"shares","element":"transactionShares","label":"F5","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 3,695 restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."}],"balance_after":303692,"source":{"system":"sec-edgar","filing":"0000807863-25-000098","document":"wk-form4_1747434580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000098/wk-form4_1747434580.xml","form_type":"4"}},{"id":1146426,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":78414,"kind":"person","name":"Diamond Michael E","position":1,"cik":"0001590840","reported_name":"Diamond Michael E","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"General Manager"}}],"security":"Common Stock","published_at":"2025-05-16T22:29:46.000Z","date":"2023-11-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":1681,"price":10.86,"value":18255.66,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."},{"field":"shares","element":"transactionShares","label":"F4","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 5,162 restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."}],"balance_after":303692,"source":{"system":"sec-edgar","filing":"0000807863-25-000098","document":"wk-form4_1747434580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000098/wk-form4_1747434580.xml","form_type":"4"}},{"id":1146425,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":78414,"kind":"person","name":"Diamond Michael E","position":1,"cik":"0001590840","reported_name":"Diamond Michael E","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"General Manager"}}],"security":"Common Stock","published_at":"2025-05-16T22:29:46.000Z","date":"2023-11-27","kind":"tax_withholding","planned":false,"acquired":false,"shares":1765,"price":11.04,"value":19485.6,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."},{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 5,349 performance restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."}],"balance_after":303692,"source":{"system":"sec-edgar","filing":"0000807863-25-000098","document":"wk-form4_1747434580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000098/wk-form4_1747434580.xml","form_type":"4"}},{"id":1146424,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":78414,"kind":"person","name":"Diamond Michael E","position":1,"cik":"0001590840","reported_name":"Diamond Michael E","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"General Manager"}}],"security":"Common Stock","published_at":"2025-05-16T22:29:46.000Z","date":"2023-11-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":2473,"price":10.86,"value":26856.78,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."},{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 7,470 performance restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after November 26, 2023."}],"balance_after":303692,"source":{"system":"sec-edgar","filing":"0000807863-25-000098","document":"wk-form4_1747434580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000098/wk-form4_1747434580.xml","form_type":"4"}},{"id":1146423,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-05-16T22:29:37.000Z","date":"2024-12-08","kind":"grant","planned":false,"acquired":true,"shares":46909,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Represents performance restricted stock units (''Performance RSUs'') granted on December 8, 2024 under the 2020 Plan, which vest based upon the achievement of certain performance criteria over the three-year period following the date of grant (each such year, a ''Performance Period'').\nPerformance criteria is measured on an annual basis as described below. Additionally, based on the attainment of certain above-target performance criteria, the final potential payout will range 100% to 200% of the number of awarded Performance RSUs."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"With respect to the Performance RSUs, the annual performance criteria for each annual Performance Period shall be for the percentage increase in value of the Issuer's common stock to meet or exceed the percentage increase in value of the Russell 2000 Index over the applicable annual\nPerformance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Up to 33% of the Performance RSUs shall vest on each one-year anniversary of the date of grant if the annual performance criteria for the applicable Performance Period has been met. For the Issuer's common stock performance between 75% through 100% of the performance of the Russell\n2000 Index, a pro-rata portion of the Performance RSUs will vest."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents performance restricted stock units (''Performance RSUs'') granted on December 8, 2024 under the 2020 Plan, which vest based upon the achievement of certain performance criteria over the three-year period following the date of grant (each such year, a ''Performance Period'').\nPerformance criteria is measured on an annual basis as described below. Additionally, based on the attainment of certain above-target performance criteria, the final potential payout will range 100% to 200% of the number of awarded Performance RSUs."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Represents performance restricted stock units (''Performance RSUs'') granted on December 8, 2024 under the 2020 Plan, which vest based upon the achievement of certain performance criteria over the three-year period following the date of grant (each such year, a ''Performance Period'').\nPerformance criteria is measured on an annual basis as described below. Additionally, based on the attainment of certain above-target performance criteria, the final potential payout will range 100% to 200% of the number of awarded Performance RSUs."}],"balance_after":138845,"derivative":{"underlying":"Common Stock","underlying_shares":46909},"source":{"system":"sec-edgar","filing":"0000807863-25-000097","document":"wk-form4a_1747434570.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000097/wk-form4a_1747434570.xml","form_type":"4/A","original_submission_date":"2024-12-10"}},{"id":1146422,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":62682,"kind":"person","name":"Gray Jason","position":1,"cik":"0001577363","reported_name":"Gray Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"GC, Secretary & Admin Officer"}}],"security":"Common Stock","published_at":"2025-05-16T22:29:37.000Z","date":"2024-12-08","kind":"grant","planned":false,"acquired":true,"shares":46909,"price":9.06,"value":424995.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on December 8, 2024 under the Issuer's Amended and Restated 2020 Incentive Plan (the ''2020 Plan''). Shares subject to the award vest as follows: 25% shall vest on the first anniversary of the date grant and thereafter an additional 25% shall vest on\neach subsequent anniversary of the date of grant."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 2,000 shares acquired under the Mitek employee stock purchase plan on August 15, 2024 in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":172564,"source":{"system":"sec-edgar","filing":"0000807863-25-000097","document":"wk-form4a_1747434570.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000097/wk-form4a_1747434570.xml","form_type":"4/A","original_submission_date":"2024-12-10"}},{"id":1163613,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":80381,"kind":"person","name":"Briggs Christopher H","position":1,"cik":"0001953402","reported_name":"Briggs Christopher H","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"SVP Identity"}}],"security":"Common Stock","published_at":"2025-04-30T20:27:04.000Z","date":"2025-04-28","kind":"tax_withholding","planned":false,"acquired":false,"shares":2200,"price":8.35,"value":18370.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 7,369 restricted stock units."}],"balance_after":102411,"source":{"system":"sec-edgar","filing":"0000807863-25-000084","document":"wk-form4_1746044817.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000084/wk-form4_1746044817.xml","form_type":"4"}},{"id":1163612,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":80381,"kind":"person","name":"Briggs Christopher H","position":1,"cik":"0001953402","reported_name":"Briggs Christopher H","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"SVP Identity"}}],"security":"Performance Restricted Stock Units","published_at":"2025-04-30T20:12:48.000Z","date":"2024-05-16","kind":"exercise","planned":false,"acquired":false,"shares":18012,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F6","text":"On May 16, 2022, the reporting person was granted restricted stock units under Mitek's 2020 Incentive Plan (the \"Performance RSUs\"), which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Performance criteria is measured on both an annual and cumulative basis as described below. Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"The annual performance criteria for each annual Performance Period shall be for the % increase in value of Mitek's common stock to meet or exceed the % increase in value of the Russell 2000 Index over the applicable annual Performance Period, based on a hypothetical investment in both\nMitek's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical\ninvestments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The % change shall be determined by comparing the increase in value to the starting investment."},{"field":"date","element":"transactionDate","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"On May 16, 2022, the reporting person was granted restricted stock units under Mitek's 2020 Incentive Plan (the \"Performance RSUs\"), which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Performance criteria is measured on both an annual and cumulative basis as described below. Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"On May 16, 2022, the reporting person was granted restricted stock units under Mitek's 2020 Incentive Plan (the \"Performance RSUs\"), which vest based upon the achievement of certain performance criteria over the three year period following the date of grant (each such year, a \"Performance Period\"), with up to 33% of such units vesting (on each anniversary of the date of grant) with respect to each applicable Performance Period. Performance criteria is measured on both an annual and cumulative basis as described below. Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of Mitek common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."}],"balance_after":105536,"derivative":{"underlying":"Common Stock","underlying_shares":18012},"source":{"system":"sec-edgar","filing":"0000807863-25-000081","document":"wk-form4_1746043949.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000081/wk-form4_1746043949.xml","form_type":"4"}},{"id":1163611,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":80381,"kind":"person","name":"Briggs Christopher H","position":1,"cik":"0001953402","reported_name":"Briggs Christopher H","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"SVP Identity"}}],"security":"Common Stock","published_at":"2025-04-30T20:12:48.000Z","date":"2024-05-16","kind":"tax_withholding","planned":false,"acquired":false,"shares":5572,"price":13.75,"value":76615.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."},{"field":"shares","element":"transactionShares","label":"F5","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 18,012 performance restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."}],"balance_after":104611,"source":{"system":"sec-edgar","filing":"0000807863-25-000081","document":"wk-form4_1746043949.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000081/wk-form4_1746043949.xml","form_type":"4"}},{"id":1163610,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":80381,"kind":"person","name":"Briggs Christopher H","position":1,"cik":"0001953402","reported_name":"Briggs Christopher H","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"SVP Identity"}}],"security":"Common Stock","published_at":"2025-04-30T20:12:48.000Z","date":"2024-05-16","kind":"exercise","planned":false,"acquired":true,"shares":18012,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."},{"field":"shares","element":"transactionShares","label":"F4","text":"Performance restricted stock units convert into common stock on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Performance restricted stock units convert into common stock on a one-for-one basis."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."}],"balance_after":104611,"source":{"system":"sec-edgar","filing":"0000807863-25-000081","document":"wk-form4_1746043949.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000081/wk-form4_1746043949.xml","form_type":"4"}},{"id":1163609,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":80381,"kind":"person","name":"Briggs Christopher H","position":1,"cik":"0001953402","reported_name":"Briggs Christopher H","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"SVP Identity"}}],"security":"Common Stock","published_at":"2025-04-30T20:12:48.000Z","date":"2024-05-16","kind":"tax_withholding","planned":false,"acquired":false,"shares":1812,"price":13.75,"value":24915.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."},{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 7,369 restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."}],"balance_after":104611,"source":{"system":"sec-edgar","filing":"0000807863-25-000081","document":"wk-form4_1746043949.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000081/wk-form4_1746043949.xml","form_type":"4"}},{"id":1163608,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":80381,"kind":"person","name":"Briggs Christopher H","position":1,"cik":"0001953402","reported_name":"Briggs Christopher H","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"SVP Identity"}}],"security":"Common Stock","published_at":"2025-04-30T20:12:48.000Z","date":"2023-04-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":2117,"price":8.72,"value":18460.24,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."},{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 7,368 restricted stock units."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The transactions reported on this Form 4 are being reported late due to inadvertent administrative error. The amount in Column 5 of this Form 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report after giving effect to the transactions reported herein and previously reported transactions that occurred after May 16, 2024."}],"balance_after":104611,"source":{"system":"sec-edgar","filing":"0000807863-25-000081","document":"wk-form4_1746043949.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000081/wk-form4_1746043949.xml","form_type":"4"}},{"id":1164447,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Performance Restricted Stock Units","published_at":"2025-04-29T21:13:25.000Z","date":"2025-04-25","kind":"grant","planned":false,"acquired":true,"shares":360576,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Represents 360,576 performance restricted stock units (the \"Performance RSUs\") granted on April 25, 2025. The Performance RSUs vest based upon the achievement of certain performance criteria over the three-year period following the date of grant (each such year, a \"Performance Period\"). Performance criteria is measured on both an annual and cumulative basis as described below. 360,576 of the Performance RSUs vest if certain at-target performance criteria is met (the \"At-Target Performance RSUs\") and 360,576 of the Performance RSUs vest if certain above-target performance criteria is met (the \"Above-Target Performance RSUs\"). The Performance RSUs were granted pursuant to an inducement award agreement outside of the 2020 Plan as a material inducement to the reporting person's acceptance of employment with the Issuer in accordance with NASDAQ Listing Rule 5635(c)(4)."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"With respect to the Performance RSUs, the annual performance criteria for each annual Performance Period shall be for the percentage increase in value of the Issuer's common stock to meet or exceed the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Up to 33% of the Performance RSUs shall vest on each one-year anniversary of the date of grant if the annual performance criteria for the applicable Performance Period has been met. For the Issuer's common stock performance between 75% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the Performance RSUs will vest."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. The percentage change shall be determined by comparing the increase in value to the starting investment of $100."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"Up to 33% of the Performance RSUs shall vest on each one-year anniversary of the date of grant if the annual performance criteria for the applicable Performance Period has been met. For the Issuer's common stock performance between 75% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the Performance RSUs will vest."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"Up to 33% of the Performance RSUs shall vest on each one-year anniversary of the date of grant if the annual performance criteria for the applicable Performance Period has been met. For the Issuer's common stock performance between 75% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the Performance RSUs will vest."}],"balance_after":360576,"derivative":{"underlying":"Common Sock","underlying_shares":360576},"source":{"system":"sec-edgar","filing":"0000807863-25-000075","document":"wk-form4_1745961200.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/807863/000080786325000075/wk-form4_1745961200.xml","form_type":"4"}},{"id":1164446,"issuer":{"id":5119,"kind":"organization","name":"MITEK SYSTEMS INC","symbol":"MITK"},"owners":[{"id":47137,"kind":"person","name":"Gafke Garrett","position":1,"cik":"0001854399","reported_name":"Gafke Garrett","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-04-29T21:13:25.000Z","date":"2025-04-25","kind":"grant","planned":false,"acquired":true,"shares":120192,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units granted on April 25, 2025 (the \"RSUs\"). Shares subject to the award vest as follows: 25% shall vest on the first anniversary of the date of grant and thereafter an additional 25% shall vest on each subsequent anniversary of the grant date. 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For the Issuer's common stock performance between 75% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the Performance RSUs will vest."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"For the purposes of determining the percentage increase in value of the Issuer's common stock and the Russell 2000 Index, a hypothetical investment of $100 will be made in both the Issuer's common stock and the Russell 2000 Index with a purchase price equal to the average closing price of each for the 20-trading days immediately preceding the start of the applicable Performance Period. At the end of the applicable Performance Period, the value of the hypothetical investments shall be determined by assuming the sale of each based on the average closing price of each from the immediately preceding 20-trading days. 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