MITK

SEC source: 0000807863-24-000077 · wk-form4_1718412590.xml · nonDerivative · entry 1

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,673

F1 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 - $11.31, 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: 0000807863-24-000068 · wk-form4_1717808664.xml · nonDerivative · entry 1

Wells Donna · CIK 0001613921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,552

F1 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.22 - $12.67, 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: 0000807863-24-000066 · wk-form4_1717778696.xml · derivative · entry 2

Carter Scott R · CIK 0001590913 · Director · Interim CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,355

Underlying: Common Sock · 40,355 shares

Expires not disclosed

F2 · derivative.exercise_price: On June 4, 2024 (the "Grant Date"), Mitek Systems, Inc. (the "Company") granted Mr. Carter performance-based restricted stock units ("Performance RSUs") for 40,355 shares of the Company's common stock under the Company's Amended and Restated 2020 Incentive Plan (the "Plan"), which will vest on the one-year anniversary of the Grant Date if the annual performance criteria based on the performance of the Company's common stock have been met, subject to Mr. Carter's Continuous Service (as defined in the Plan) through such date; provided that if (i) the Company appoints a new permanent CEO, (ii) Mr. Carter is removed by the Company as Interim CEO for any reason other than for cause or (iii) Mr. Carter resigns for good reason, any then-unvested and outstanding Performance RSUs shall remain outstanding and eligible to vest upon satisfaction of the applicable performance criteria, irrespective of Mr. Carter's Continuous Service as an employee of the Company or as a member of the Board.

F3 · derivative.exercise_price: The annual performance criteria for the Performance RSUs shall be for the percentage increase in value of the Company's common stock to meet or exceed the percentage increase in value of the Russell 2000 Index over the annual performance period. If (a) the Company's common stock performance equals or exceeds the performance of the Russell 2000 Index over the annual performance period then the Performance RSUs shall vest in full, (b) the Company's common stock performance is between 85% and 99.9% of the performance of the Russell 2000 Index, a pro-rata portion of the Performance RSUs (ranging from 50% to 99.9%) will vest or (c) the Company's common stock performance is below 85% of the performance of the Russell 2000 Index, the Performance RSUs will not vest.

F2 · derivative.exercise_date: On June 4, 2024 (the "Grant Date"), Mitek Systems, Inc. (the "Company") granted Mr. Carter performance-based restricted stock units ("Performance RSUs") for 40,355 shares of the Company's common stock under the Company's Amended and Restated 2020 Incentive Plan (the "Plan"), which will vest on the one-year anniversary of the Grant Date if the annual performance criteria based on the performance of the Company's common stock have been met, subject to Mr. Carter's Continuous Service (as defined in the Plan) through such date; provided that if (i) the Company appoints a new permanent CEO, (ii) Mr. Carter is removed by the Company as Interim CEO for any reason other than for cause or (iii) Mr. Carter resigns for good reason, any then-unvested and outstanding Performance RSUs shall remain outstanding and eligible to vest upon satisfaction of the applicable performance criteria, irrespective of Mr. Carter's Continuous Service as an employee of the Company or as a member of the Board.

F2 · derivative.expiration_date: On June 4, 2024 (the "Grant Date"), Mitek Systems, Inc. (the "Company") granted Mr. Carter performance-based restricted stock units ("Performance RSUs") for 40,355 shares of the Company's common stock under the Company's Amended and Restated 2020 Incentive Plan (the "Plan"), which will vest on the one-year anniversary of the Grant Date if the annual performance criteria based on the performance of the Company's common stock have been met, subject to Mr. Carter's Continuous Service (as defined in the Plan) through such date; provided that if (i) the Company appoints a new permanent CEO, (ii) Mr. Carter is removed by the Company as Interim CEO for any reason other than for cause or (iii) Mr. Carter resigns for good reason, any then-unvested and outstanding Performance RSUs shall remain outstanding and eligible to vest upon satisfaction of the applicable performance criteria, irrespective of Mr. Carter's Continuous Service as an employee of the Company or as a member of the Board.

SEC source: 0000807863-24-000066 · wk-form4_1717778696.xml · nonDerivative · entry 1

Carter Scott R · CIK 0001590913 · Director · Interim CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 161,392

F1 · shares: Represents restricted stock units granted on June 4, 2024 under the Mitek Systems, Inc.'s Amended and Restated 2020 Incentive Plan. Shares subject to the award will vest in full on the one year anniversary of the grant date, subject to Mr. Carter's service through such date; provided that if an acceleration event occurs, then any then-unvested and outstanding restricted stock units shall vest in full on the date of such acceleration event, as the case may be.

SEC source: 0000807863-25-000081 · wk-form4_1746043949.xml · derivative · entry 5

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,536

Underlying: Common Stock · 18,012 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.

F6 · derivative.exercise_price: 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.

F7 · 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.

F1 · date: 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.

F6 · derivative.exercise_date: 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.

F6 · derivative.expiration_date: 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.

F1 · balance_after: 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.

SEC source: 0000807863-25-000081 · wk-form4_1746043949.xml · nonDerivative · entry 4

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,611

F1 · date: 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.

F5 · shares: 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.

F1 · balance_after: 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.

SEC source: 0000807863-25-000081 · wk-form4_1746043949.xml · nonDerivative · entry 3

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,611

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 · date: 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.

F4 · shares: Performance restricted stock units convert into common stock on a one-for-one basis.

F4 · price: Performance restricted stock units convert into common stock on a one-for-one basis.

F1 · balance_after: 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.

SEC source: 0000807863-25-000081 · wk-form4_1746043949.xml · nonDerivative · entry 2

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,611

F1 · date: 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.

F3 · shares: 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.

F1 · balance_after: 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.

SEC source: 0000807863-24-000006 · wk-form4_1704420924.xml · derivative · entry 2

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,386

Underlying: Common Stock · 77,386 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents 77,386 performance restricted stock units (the "Performance RSUs") granted on January 2, 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 58,185 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 19,201 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F3 · derivative.exercise_price: With respect to At-Target 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. With respect to Above-Target Performance RSUs, the annual performance criteria for each annual Pe Period shall be for the percentage increase in value of the Issuer's common stock to be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period."

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 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.

F5 · derivative.exercise_price: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For the Issuer's common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

F2 · shares: Represents 77,386 performance restricted stock units (the "Performance RSUs") granted on January 2, 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 58,185 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 19,201 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F5 · derivative.exercise_date: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For the Issuer's common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

F5 · derivative.expiration_date: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For the Issuer's common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

SEC source: 0000807863-24-000006 · wk-form4_1704420924.xml · nonDerivative · entry 1

Lyle David · CIK 0001416939 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,185

F1 · shares: Represents restricted stock units granted on January 2, 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 of grant and thereafter an additional 25% shall vest on each subsequent anniversary of the date of grant.

SEC source: 0000807863-23-000160 · wk-form4_1702436120.xml · derivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,937

Underlying: Common Stock · 91,937 shares

Expires not disclosed

F2 · derivative.exercise_price: With respect to At-Target 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. With respect to Above-Target 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 be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period.

F3 · derivative.exercise_price: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For Mitek common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

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 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.

F5 · derivative.exercise_price: Represents 91,937 performance restricted stock units (the "Performance RSUs") granted on December 10, 2023 under Mitek's 2020 Incentive 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 69,125 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 22,812 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F5 · derivative.exercise_date: Represents 91,937 performance restricted stock units (the "Performance RSUs") granted on December 10, 2023 under Mitek's 2020 Incentive 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 69,125 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 22,812 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F5 · derivative.expiration_date: Represents 91,937 performance restricted stock units (the "Performance RSUs") granted on December 10, 2023 under Mitek's 2020 Incentive 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 69,125 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 22,812 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

SEC source: 0000807863-23-000160 · wk-form4_1702436120.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 123,655

F1 · shares: Represents restricted stock units granted on December 10, 2023 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 each subsequent anniversary of the date of grant.

SEC source: 0000807863-23-000158 · wk-form4_1702407525.xml · nonDerivative · entry 5

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 500,795

F5 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 36,069 performance restricted stock units.

SEC source: 0000807863-23-000158 · wk-form4_1702407525.xml · nonDerivative · entry 4

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 519,406

F4 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 42,688 performance restricted stock units.

SEC source: 0000807863-23-000158 · wk-form4_1702407525.xml · nonDerivative · entry 3

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 541,296

F3 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 30,556 performance restricted stock units.

SEC source: 0000807863-23-000156 · wk-form4_1702407398.xml · nonDerivative · entry 5

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 266,304

F5 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 9,018 performance restricted stock units.

SEC source: 0000807863-23-000156 · wk-form4_1702407398.xml · nonDerivative · entry 4

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 269,308

F4 · shares: 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.

SEC source: 0000807863-23-000156 · wk-form4_1702407398.xml · nonDerivative · entry 3

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,781

F3 · shares: 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.

SEC source: 0000807863-23-000154 · wk-form4_1702407073.xml · nonDerivative · entry 3

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,673

F3 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 9,018 performance restricted stock units.

SEC source: 0000807863-23-000146 · wk-form4_1701831566.xml · derivative · entry 2

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 304,016

Underlying: Common Stock · 117,181 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents 117,181 performance restricted stock units (the "Performance RSUs") granted on December 1, 2023 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 88,106 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 29,075 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F3 · derivative.exercise_price: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For the Issuer's common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

F4 · derivative.exercise_price: With respect to At-Target 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. With respect to Above-Target 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 be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period.

F5 · 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 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.

F2 · derivative.exercise_date: Represents 117,181 performance restricted stock units (the "Performance RSUs") granted on December 1, 2023 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 88,106 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 29,075 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F2 · derivative.expiration_date: Represents 117,181 performance restricted stock units (the "Performance RSUs") granted on December 1, 2023 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 88,106 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 29,075 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

SEC source: 0000807863-23-000146 · wk-form4_1701831566.xml · nonDerivative · entry 1

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 533,209

F1 · shares: Represents restricted stock units granted on December 1, 2023 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 each subsequent anniversary of the date of grant.

SEC source: 0000807863-23-000145 · wk-form4_1701831538.xml · derivative · entry 2

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,974

Underlying: Common Stock · 38,085 shares

Expires not disclosed

F2 · derivative.exercise_price: With respect to At-Target 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. With respect to Above-Target 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 be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period.

F3 · derivative.exercise_price: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For Mitek common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

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 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.

F5 · derivative.exercise_price: Represents 32,503 performance restricted stock units (the "Performance RSUs") granted on November 30, 2022 under Mitek's 2020 Incentive 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 24,438 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 8,065 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F5 · derivative.exercise_date: Represents 32,503 performance restricted stock units (the "Performance RSUs") granted on November 30, 2022 under Mitek's 2020 Incentive 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 24,438 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 8,065 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F5 · derivative.expiration_date: Represents 32,503 performance restricted stock units (the "Performance RSUs") granted on November 30, 2022 under Mitek's 2020 Incentive 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 24,438 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 8,065 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

SEC source: 0000807863-23-000145 · wk-form4_1701831538.xml · nonDerivative · entry 1

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,461

F1 · shares: 1. Represents restricted stock units granted on December 1, 2023 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 each subsequent anniversary of the date of grant.

SEC source: 0000807863-23-000148 · wk-form4_1701880096.xml · derivative · entry 2

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,069

Underlying: Common Stock · 46,873 shares

Expires not disclosed

F2 · derivative.exercise_price: With respect to At-Target 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. With respect to Above-Target 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 be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period.

F3 · derivative.exercise_price: Represents 46,873 performance restricted stock units (the "Performance RSUs") granted on December 1, 2023 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"). Performance criteria is measured on both an annual and cumulative basis as described below. 35,243 of the Performance RSUs vest if certain at-target performance criteria is met (the "At-Target Performance RSUs") and 11,630 of the Performance RSUs vest if certain above-target performance criteria is met (the "Above-Target Performance RSUs").

F4 · derivative.exercise_price: Up to 33% of the At-Target 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. Up to 33% of the Above-Target 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 exceeded by 10% or more. If the annual performance criteria for any applicable Performance Period has not been met, then up to 100% of any such prior Performance Period's unvested Performance RSUs shall vest at the end of any subsequent annual Performance Period if the applicable cumulative performance criteria has been met. For the Issuer's common stock performance (whether annual or cumulative) between 85% through 100% of the performance of the Russell 2000 Index, a pro-rata portion of the At-Target Performance RSUs will vest and no Above-Target Performance RSUs will vest.

F5 · 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 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.

F2 · derivative.exercise_date: With respect to At-Target 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. With respect to Above-Target 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 be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period.

F2 · derivative.expiration_date: With respect to At-Target 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. With respect to Above-Target 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 be 110% or more of the percentage increase in value of the Russell 2000 Index over the applicable annual Performance Period.

SEC source: 0000807863-23-000148 · wk-form4_1701880096.xml · nonDerivative · entry 1

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 266,524

F1 · shares: Represents restricted stock units granted on December 1, 2023 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 each subsequent anniversary of the date of grant.

SEC source: 0000807863-23-000158 · wk-form4_1702407525.xml · nonDerivative · entry 2

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 556,908

F2 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 24,438 restricted stock units.

SEC source: 0000807863-23-000156 · wk-form4_1702407398.xml · nonDerivative · entry 2

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 273,546

F2 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 6,109 restricted stock units.

SEC source: 0000807863-23-000154 · wk-form4_1702407073.xml · nonDerivative · entry 2

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,960

F2 · shares: Represents the disposition of shares that were automatically sold by the Issuer to pay withholding taxes upon the vesting of 6,109 restricted stock units.

SEC source: 0000807863-23-000158 · wk-form4_1702407525.xml · derivative · entry 6

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 267,947

Underlying: Common Stock · 36,069 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.

F6 · derivative.exercise_price: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

F7 · derivative.exercise_price: The annual performance criteria for each annual Performance Period shall be for the % increase in value of the Issuer'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.

F8 · derivative.exercise_price: Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of the Issuer's common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index.

F6 · derivative.exercise_date: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

F6 · derivative.expiration_date: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

SEC source: 0000807863-23-000158 · wk-form4_1702407525.xml · nonDerivative · entry 1

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 569,278

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.

SEC source: 0000807863-23-000156 · wk-form4_1702407398.xml · derivative · entry 6

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,051

Underlying: Common Stock · 9,018 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.

F6 · derivative.exercise_price: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

F7 · derivative.exercise_price: The annual performance criteria for each annual Performance Period shall be for the % increase in value of the Issuer'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.

F8 · derivative.exercise_price: Additionally, a portion of the Performance RSUs may vest during a later Performance Period if the cumulative % increase in value of the Issuer's common stock measured over the current and all previous Performance Periods exceeds the cumulative % increase in value of the Russell 2000 Index.

F6 · derivative.exercise_date: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

F6 · derivative.expiration_date: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

SEC source: 0000807863-23-000156 · wk-form4_1702407398.xml · nonDerivative · entry 1

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 275,542

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.

SEC source: 0000807863-23-000154 · wk-form4_1702407073.xml · derivative · entry 4

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,956

Underlying: Common Stock · 9,018 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 November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

F5 · derivative.exercise_price: The annual performance criteria for each annual Performance Period shall be for the % increase in value of the Issuer'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 the Issuer's 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 November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

F4 · derivative.expiration_date: On November 28, 2022, the reporting person was granted restricted stock units under the Issuer'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.

SEC source: 0000807863-23-000154 · wk-form4_1702407073.xml · nonDerivative · entry 1

Briggs Christopher H · CIK 0001953402 · SVP Identity

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,479

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.

SEC source: 0000807863-23-000141 · wk-form4_1701313173.xml · derivative · entry 3

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,661

Underlying: Common Stock · 5,345 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.

F2 · derivative.exercise_price: On November 27, 2020, 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.

F3 · 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.

F2 · derivative.exercise_date: On November 27, 2020, 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.

F2 · derivative.expiration_date: On November 27, 2020, 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.

SEC source: 0000807863-23-000141 · wk-form4_1701313173.xml · nonDerivative · entry 1

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 223,816

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.

SEC source: 0000807863-23-000144 · wk-form4_1701352734.xml · derivative · entry 4

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,835

Underlying: Common Stock · 30,531 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.

F2 · 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.

F5 · derivative.exercise_price: On November 27, 2020, 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.

F5 · derivative.exercise_date: On November 27, 2020, 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.

F5 · derivative.expiration_date: On November 27, 2020, 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.

SEC source: 0000807863-23-000144 · wk-form4_1701352734.xml · nonDerivative · entry 2

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 445,103

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.

SEC source: 0000807863-25-000098 · wk-form4_1747434580.xml · nonDerivative · entry 4

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 303,692

F1 · security: 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.

F5 · shares: 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.

F1 · balance_after: 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.

SEC source: 0000807863-25-000098 · wk-form4_1747434580.xml · nonDerivative · entry 2

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 303,692

F1 · security: 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.

F3 · shares: 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.

F1 · balance_after: 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.

SEC source: 0000807863-23-000141 · wk-form4_1701313173.xml · derivative · entry 4

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,196

Underlying: Common Stock · 7,465 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: 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.

F4 · 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.

F5 · derivative.exercise_price: On November 26, 2021, 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.

F5 · derivative.exercise_date: On November 26, 2021, 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.

F5 · derivative.expiration_date: On November 26, 2021, 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.

SEC source: 0000807863-23-000141 · wk-form4_1701313173.xml · nonDerivative · entry 2

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 231,281

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.

SEC source: 0000807863-23-000144 · wk-form4_1701352734.xml · derivative · entry 3

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 217,366

Underlying: Common Stock · 42,654 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.

F2 · 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.

F3 · 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_price: On November 26, 2021, 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.

F4 · derivative.exercise_date: On November 26, 2021, 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.

F4 · derivative.expiration_date: On November 26, 2021, 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.

SEC source: 0000807863-23-000144 · wk-form4_1701352734.xml · nonDerivative · entry 1

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 414,572

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.

SEC source: 0000807863-25-000098 · wk-form4_1747434580.xml · nonDerivative · entry 3

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 303,692

F1 · security: 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.

F4 · shares: 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.

F1 · balance_after: 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.

SEC source: 0000807863-25-000098 · wk-form4_1747434580.xml · nonDerivative · entry 1

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 303,692

F1 · security: 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.

F2 · shares: 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.

F1 · balance_after: 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.

SEC source: 0000807863-23-000140 · wk-form4_1700189378.xml · nonDerivative · entry 1

Diamond Michael E · CIK 0001590840 · General Manager

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,471

F1 · shares: Represents the disposition of shares that were automatically sold by Mitek Systems, Inc. to pay withholding taxes upon the vesting of 9,283 restricted stock units.

SEC source: 0000807863-23-000139 · wk-form4_1700189198.xml · nonDerivative · entry 1

CARNECCHIA SCIPIO MAXIMUS · CIK 0001255170 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 371,918

F1 · shares: Represents the disposition of shares that were automatically sold by Mitek Systems, Inc. to pay withholding taxes upon the vesting of 11,843 restricted stock units.

SEC source: 0000807863-23-000126 · wk-form4_1699307775.xml · nonDerivative · entry 1

Wells Donna · CIK 0001613921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,391

F1 · shares: Represents restricted stock units granted on November 2, 2023. This award is the annual equity grant that the Issuer makes to its non-employee directors in connection with its annual meeting of stockholders, which had been significantly delayed for this past fiscal year. Shares subject to the award vest on the date of the next Annual Shareholders Meeting.

SEC source: 0000807863-23-000131 · wk-form4_1699309440.xml · nonDerivative · entry 1

Repo Susan · CIK 0001866842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,639

F1 · shares: Represents restricted stock units granted on November 2, 2023. This award is the annual equity grant that the Issuer makes to its non-employee directors in connection with its annual meeting of stockholders, which had been significantly delayed for this past fiscal year. Shares subject to the award vest on the date of the next Annual Shareholders Meeting.