MITK

SEC source: 0001628280-26-064960 · wk-form4_1791232149.xml · derivative · entry 4

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 707,503

Underlying: Common Stock · 275,032 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: 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. 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").

F6 · derivative.exercise_price: 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.

F7 · derivative.exercise_price: 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.

F5 · derivative.exercise_date: 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. 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").

F5 · derivative.expiration_date: 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. 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").

SEC source: 0001628280-26-064960 · wk-form4_1791232149.xml · nonDerivative · entry 2

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 638,889

F2 · shares: 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.

F3 · balance_after: Includes 208,393 previously granted time-based RSUs which have not yet vested.

SEC source: 0001628280-26-064960 · wk-form4_1791232149.xml · nonDerivative · entry 1

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 765,136

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units ("Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-26-057959 · wk-form4_1787170668.xml · derivative · entry 2

Seyler Aaron Graeme · CIK 0002150093 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,459

Underlying: Common Stock · 67,459 shares

Expires not disclosed

F2 · derivative.exercise_price: 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.

F3 · derivative.exercise_price: 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.

F2 · derivative.exercise_date: 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.

F2 · derivative.expiration_date: 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.

SEC source: 0001628280-26-057959 · wk-form4_1787170668.xml · nonDerivative · entry 1

Seyler Aaron Graeme · CIK 0002150093 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,459

F1 · shares: 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.

SEC source: 0001628280-26-057746 · wk-form4_1787087064.xml · derivative · entry 4

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 982,535

Underlying: Common Stock · 115,917 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: 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.

F4 · derivative.exercise_date: 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.

F4 · derivative.expiration_date: 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.

SEC source: 0001628280-26-057746 · wk-form4_1787087064.xml · nonDerivative · entry 2

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 490,104

F2 · shares: Represents the disposition of shares that were withheld by the Issuer to pay withholding taxes upon the vesting of 115,917 Performance RSUs.

SEC source: 0001628280-26-057746 · wk-form4_1787087064.xml · nonDerivative · entry 1

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 535,525

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units ("Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-26-035641 · wk-form4_1778877185.xml · nonDerivative · entry 1

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 244,279

F1 · price: 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.

SEC source: 0001628280-26-028041 · wk-form4_1777418202.xml · nonDerivative · entry 2

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,387

F2 · shares: 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.

F3 · price: 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.

SEC source: 0001628280-26-028041 · wk-form4_1777418202.xml · derivative · entry 4

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 412,403

Underlying: Common Stock · 240,384 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: 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.

F5 · derivative.exercise_price: 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.

F4 · derivative.exercise_date: 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.

F4 · derivative.expiration_date: 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.

SEC source: 0001628280-26-028041 · wk-form4_1777418202.xml · derivative · entry 3

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 652,787

Underlying: Common Stock · 120,192 shares

Expires not disclosed

F4 · derivative.exercise_price: 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.

F5 · derivative.exercise_price: 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.

F4 · derivative.exercise_date: 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.

F4 · derivative.expiration_date: 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.

SEC source: 0001628280-26-028041 · wk-form4_1777418202.xml · nonDerivative · entry 1

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 417,916

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units ("Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-26-015195 · wk-form4_1772745260.xml · nonDerivative · entry 1

ROSSI MARK · CIK 0001201624 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,692

F1 · shares: 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.

SEC source: 0001628280-26-015194 · wk-form4_1772745259.xml · nonDerivative · entry 1

Stevenson Kimberly S · CIK 0001570805 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,044

F1 · shares: 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.

SEC source: 0001628280-26-015192 · wk-form4_1772745248.xml · nonDerivative · entry 1

Wells Donna · CIK 0001613921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,732

F1 · shares: 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.

SEC source: 0001628280-26-015190 · wk-form4_1772745240.xml · derivative · entry 5

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 30,313 shares

Expires 2028-11-06

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-26-015190 · wk-form4_1772745240.xml · derivative · entry 4

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 32,861 shares

Expires 2027-11-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-26-015190 · wk-form4_1772745240.xml · nonDerivative · entry 3

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 208,796

F1 · price: The price reported is a weighted average price. 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.

SEC source: 0001628280-26-015190 · wk-form4_1772745240.xml · nonDerivative · entry 2

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 281,970

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-26-015190 · wk-form4_1772745240.xml · nonDerivative · entry 1

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 251,657

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-26-015188 · wk-form4_1772745212.xml · nonDerivative · entry 1

Repo Susan · CIK 0001866842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 80,819

F1 · shares: 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.

SEC source: 0001628280-26-015178 · wk-form4_1772745158.xml · nonDerivative · entry 1

Gupta Rahul · CIK 0001231126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,346

F1 · shares: 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.

SEC source: 0001628280-26-015173 · wk-form4_1772745090.xml · nonDerivative · entry 1

Fay James Daniel · CIK 0001488404 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,152

F1 · shares: 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.

SEC source: 0001628280-26-015169 · wk-form4_1772745019.xml · nonDerivative · entry 1

Carter Scott R · CIK 0001590913 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,584

F1 · shares: 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.

SEC source: 0001628280-26-006170 · wk-form4_1770419654.xml · derivative · entry 2

BELL ERIC CHRISTOPHER · CIK 0001837856 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,744

Underlying: Common Stock · 10,184 shares

Expires not disclosed

F2 · derivative.exercise_price: 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.

F3 · derivative.exercise_price: 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.

F2 · derivative.exercise_date: 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.

F2 · derivative.expiration_date: 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.

SEC source: 0001628280-26-006170 · wk-form4_1770419654.xml · nonDerivative · entry 1

BELL ERIC CHRISTOPHER · CIK 0001837856 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,699

F1 · shares: 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.

SEC source: 0001628280-26-000864 · wk-form4_1767733249.xml · derivative · entry 3

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 177,386

Underlying: Common Stock · 12,958 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: 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.

F4 · derivative.exercise_price: 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.

F5 · derivative.exercise_price: 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.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0001628280-26-000864 · wk-form4_1767733249.xml · nonDerivative · entry 2

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 192,614

F2 · shares: 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.

SEC source: 0001628280-26-000864 · wk-form4_1767733249.xml · nonDerivative · entry 1

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 207,492

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units ("Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-25-056853 · wk-form4_1765579819.xml · derivative · entry 3

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 151,932

Underlying: Common Stock · 20,016 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: 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.

F4 · derivative.exercise_price: 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.

F5 · derivative.exercise_price: 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.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0001628280-25-056853 · wk-form4_1765579819.xml · nonDerivative · entry 2

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,796

F2 · shares: 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.

SEC source: 0001628280-25-056853 · wk-form4_1765579819.xml · nonDerivative · entry 1

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 238,648

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units ("Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-25-056388 · wk-form4_1765409244.xml · derivative · entry 3

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 190,344

Underlying: Common Stock · 22,075 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: 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.

F4 · derivative.exercise_price: 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.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0001628280-25-056388 · wk-form4_1765409244.xml · nonDerivative · entry 2

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 194,534

F2 · shares: 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.

SEC source: 0001628280-25-056388 · wk-form4_1765409244.xml · nonDerivative · entry 1

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,697

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units (the "Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-25-056385 · wk-form4_1765408886.xml · derivative · entry 3

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 171,948

Underlying: Common Stock · 15,636 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: 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.

F4 · derivative.exercise_price: 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.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0001628280-25-056385 · wk-form4_1765408886.xml · nonDerivative · entry 2

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,632

F2 · shares: 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.

SEC source: 0001628280-25-056385 · wk-form4_1765408886.xml · nonDerivative · entry 1

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 232,371

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units ("Performance RSUs") convert into common stock on a one-for-one basis.

SEC source: 0001628280-25-053660 · wk-form4_1763767308.xml · derivative · entry 2

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 187,584

Underlying: Common Stock · 48,739 shares

Expires not disclosed

F3 · derivative.exercise_price: 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.

F4 · derivative.exercise_price: 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.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0001628280-25-053660 · wk-form4_1763767308.xml · nonDerivative · entry 1

Gray Jason · CIK 0001577363 · GC, Secretary & Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 217,865

F1 · shares: 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.

F2 · balance_after: 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).

SEC source: 0001628280-25-053661 · wk-form4_1763767316.xml · derivative · entry 3

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,098,452

Underlying: Common Stock · 344,037 shares

Expires not disclosed

F3 · derivative.exercise_price: 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.

F4 · derivative.exercise_price: 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.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

SEC source: 0001628280-25-053661 · wk-form4_1763767316.xml · nonDerivative · entry 1

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 419,608

F1 · shares: 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.

SEC source: 0001628280-25-053659 · wk-form4_1763767299.xml · derivative · entry 2

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 212,419

Underlying: Common Stock · 68,808 shares

Expires not disclosed

F2 · derivative.exercise_price: 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.

F3 · derivative.exercise_price: 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.

F2 · derivative.exercise_date: 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.

F2 · derivative.expiration_date: 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.

SEC source: 0001628280-25-053659 · wk-form4_1763767299.xml · nonDerivative · entry 1

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 193,218

F1 · shares: 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.

SEC source: 0001628280-25-053658 · wk-form4_1763767288.xml · derivative · entry 2

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 532,595

Underlying: Common Sock · 172,019 shares

Expires not disclosed

F2 · derivative.exercise_price: 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.

F3 · derivative.exercise_price: 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.

F2 · derivative.exercise_date: 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.

F2 · derivative.expiration_date: 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.

SEC source: 0001628280-25-053658 · wk-form4_1763767288.xml · nonDerivative · entry 1

Gafke Garrett · CIK 0001854399 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 177,532

F1 · shares: 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.

SEC source: 0001186807-25-000002 · wk-form4_1759521954.xml · derivative · entry 4

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 754,415

Underlying: Common Stock · 223,524 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: 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.

F5 · derivative.exercise_price: 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.

F6 · derivative.exercise_price: 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.

F4 · derivative.exercise_date: 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.

F4 · derivative.expiration_date: 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.

SEC source: 0001186807-25-000002 · wk-form4_1759521954.xml · nonDerivative · entry 2

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 304,929

F2 · shares: 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").

SEC source: 0001186807-25-000002 · wk-form4_1759521954.xml · nonDerivative · entry 1

WEST EDWARD H · CIK 0001186807 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 410,951

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Performance restricted stock units convert into common stock on a one-for-one basis.