Lal Christopher M.

SEC source: 0001426395-26-000004 · wk-form4_1780431671.xml · nonDerivative · entry 1

Lal Christopher M. · CIK 0001426395 · General Counsel & Corp. Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 230,184

F1 · shares: These shares represent a restricted stock unit ("RSU") award, which shall vest over three years with 40% of shares vesting on May 15, 2027, 35% of shares vesting in equal quarterly installments through May 15, 2028, and the remainder of the shares vesting in equal quarterly installments thereafter. The vesting of the RSUs are subject to the Reporting Person's continuous service through each vesting date.

SEC source: 0001689923-24-000028 · wk-form4_1710880792.xml · derivative · entry 5

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 90,000 shares

Expires 2029-09-13

F6 · derivative.exercise_price: This award of performance-based restricted stock units had not become eligible for vesting as of the effective time of the Merger based on the actual or deemed achievement of the applicable performance-based metrics and, pursuant to the terms of the award agreement under which this award was granted and the Merger Agreement, was cancelled for no consideration or payment.

F1 · kind: Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated December 18, 2023, by and among Alteryx, Inc. (the "Issuer"), Azurite Intermediate Holdings, Inc. ("Parent") and Azurite Merger Sub, Inc. ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with Issuer surviving the Merger and becoming a wholly owned subsidiary of Parent.

F6 · derivative.exercise_date: This award of performance-based restricted stock units had not become eligible for vesting as of the effective time of the Merger based on the actual or deemed achievement of the applicable performance-based metrics and, pursuant to the terms of the award agreement under which this award was granted and the Merger Agreement, was cancelled for no consideration or payment.

SEC source: 0001689923-24-000028 · wk-form4_1710880792.xml · derivative · entry 4

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 9,389 shares

Expires 2028-01-05

F1 · kind: Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated December 18, 2023, by and among Alteryx, Inc. (the "Issuer"), Azurite Intermediate Holdings, Inc. ("Parent") and Azurite Merger Sub, Inc. ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with Issuer surviving the Merger and becoming a wholly owned subsidiary of Parent.

F5 · derivative.exercise_date: At the effective time of the Merger, each issued and outstanding stock option that was vested was cancelled and converted solely into the right to receive an amount in cash (without interest) equal to (i) the total number of shares of common stock subject to such vested option multiplied by (ii) the excess, if any, of the Per Share Price over the exercise price per share of such vested option, less applicable withholding taxes, subject to the terms and conditions of the Merger Agreement.

SEC source: 0001689923-24-000028 · wk-form4_1710880792.xml · derivative · entry 3

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 7,046 shares

Expires 2029-03-03

F1 · kind: Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated December 18, 2023, by and among Alteryx, Inc. (the "Issuer"), Azurite Intermediate Holdings, Inc. ("Parent") and Azurite Merger Sub, Inc. ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with Issuer surviving the Merger and becoming a wholly owned subsidiary of Parent.

F4 · derivative.exercise_date: At the effective time of the Merger, this option to purchase shares of the Issuer's common stock had an exercise price per share that was greater than or equal to the Per Share Price and, pursuant to the terms of the Merger Agreement, was cancelled for no consideration or payment.

SEC source: 0001689923-24-000028 · wk-form4_1710880792.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated December 18, 2023, by and among Alteryx, Inc. (the "Issuer"), Azurite Intermediate Holdings, Inc. ("Parent") and Azurite Merger Sub, Inc. ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with Issuer surviving the Merger and becoming a wholly owned subsidiary of Parent.

F3 · price: At the effective time of the Merger, each outstanding restricted stock unit that was unvested was cancelled and converted solely into the contingent right to receive a cash award (without interest) equal to (i) the total number of shares of common stock subject to such unvested restricted stock unit award immediately prior to the effective time of the Merger, multiplied by (ii) the Per Share Price, less applicable withholding taxes. Such resulting cash award and payment thereof will be subject to the same vesting terms and conditions as applied to such unvested restricted stock unit award immediately prior to the effective time of the Merger.

SEC source: 0001689923-24-000028 · wk-form4_1710880792.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,492

F1 · kind: Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated December 18, 2023, by and among Alteryx, Inc. (the "Issuer"), Azurite Intermediate Holdings, Inc. ("Parent") and Azurite Merger Sub, Inc. ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with Issuer surviving the Merger and becoming a wholly owned subsidiary of Parent.

F2 · price: At the effective time of the Merger, these shares were automatically converted solely into the right to receive cash in an amount equal to $48.25, without interest, per share (the "Per Share Price"), subject to the terms and conditions of the Merger Agreement.

SEC source: 0001689923-24-000020 · wk-form4_1710197943.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 118,001

F1 · kind: The Reporting Person previously contributed shares of the Issuer's common stock to certain exchange funds in exchange for shares in each exchange fund. Pursuant to the governing documents of the respective exchange fund, the Reporting Person redeemed the previously contributed shares effective as of March 8, 2024.

F2 · balance_after: Includes (i) 38,492 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 2,110 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2024.

SEC source: 0001689923-24-000018 · wk-form4_1709676091.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 108,845

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 38,492 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 2,110 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2024.

SEC source: 0001689923-24-000008 · wk-form4_1707348624.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,994

F1 · shares: Represents an award of performance-based restricted stock units ("PRSUs"). The performance-based conditions of these PRSUs were satisfied by the achievement of an annualized recurring revenue target and a non-GAAP operating margin target during the performance period of January 1, 2023 through December 31, 2023, subject to the status of "Participant's Service" (as defined in the Amended & Restated 2017 Equity Incentive Plan) through the certification date by the Issuer's Compensation Committee. The PRSUs will vest as follows: (a) 4/12 of the earned PRSUs will vest on March 1, 2024 ("Vesting Start Date") and, thereafter (b) 1/12 of the earned PRSUs will vest on each of the eight (8) designated quarterly vesting dates following the Vesting Start Date, subject to the status of "Participant's Service" on each vesting date. Each PRSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration.

F2 · balance_after: Includes (i) 54,946 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2023.

SEC source: 0001689923-23-000080 · wk-form4_1701728818.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,624

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 44,576 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2023.

SEC source: 0001689923-23-000068 · wk-form4_1694033129.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 108,472

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 54,349 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2023.

SEC source: 0001689923-23-000048 · wf-form4_168573987599781.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 111,922

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 61,305 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14 2023.

SEC source: 0001689923-23-000025 · wf-form4_167840690639307.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,372

F1 · shares: Represents an award of restricted stock units ("RSUs"). One-twelfth (1/12th) of the total RSUs will vest on June 1, 2023, and an additional one-twelfth (1/12th) of the total RSUs will vest on each of the eleven quarterly anniversaries thereafter, subject to the status of "Participant's Service" (as defined in the Amended & Restated 2017 Equity Incentive Plan) through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting.

F2 · balance_after: Includes (i) 68,259 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2023.

SEC source: 0001689923-23-000020 · wf-form4_167779214047679.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,359

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 45,246 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14 2023.

SEC source: 0001689923-23-000016 · wf-form4_167702890967991.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,099

F1 · shares: Represents an award of performance-based restricted stock units ("PRSUs"). These PRSUs were earned upon the satisfaction of a performance-based condition. The performance-based condition was satisfied by the achievement of an annual recurring revenue target during the performance period of January 1, 2022 through December 31, 2022, subject to the status of "Participant's Service" (as defined in the Amended & Restated 2017 Equity Incentive Plan) through the certification date by the Issuer's Compensation Committee. The PRSUs will vest as follows: (a) 4/12 of the earned PRSUs will vest on March 1, 2023 ("Vesting Start Date") and, thereafter (b) 1/12 of the earned PRSUs will vest on each of the eight (8) designated quarterly vesting dates following the Vesting Start Date, subject to the status of "Participant's Service" on each vesting date. Each PRSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration.

F2 · balance_after: Includes (i) 58,636 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 1,278 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2023.

SEC source: 0001689923-23-000002 · wf-form4_167279410801691.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,495

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 49,396 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 914 shares acquired under the Alteryx, Inc. employee stock purchase plan through August 12, 2022.

SEC source: 0001689923-22-000094 · wf-form4_167001734520903.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,464

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 51,770 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 914 shares acquired under the Alteryx, Inc. employee stock purchase plan through August 12, 2022.

SEC source: 0001689923-22-000082 · wf-form4_166337009737898.xml · derivative · entry 4

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 17,975 shares

Expires 2030-11-30

F6 · kind: On September 14, 2022, the Issuer cancelled (with the consent of the Reporting Person) an option granted to the Reporting Person on November 30, 2020 in exchange for the issuance of the RSUs described in footnote 3 to this Form 4.

F6 · derivative.exercise_date: On September 14, 2022, the Issuer cancelled (with the consent of the Reporting Person) an option granted to the Reporting Person on November 30, 2020 in exchange for the issuance of the RSUs described in footnote 3 to this Form 4.

SEC source: 0001689923-22-000082 · wf-form4_166337009737898.xml · derivative · entry 3

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 15,540 shares

Expires 2030-02-18

F5 · kind: On September 14, 2022, the Issuer cancelled (with the consent of the Reporting Person) an option granted to the Reporting Person on February 19, 2020 in exchange for the issuance of the RSUs described in footnote 1 to this Form 4.

F5 · derivative.exercise_date: On September 14, 2022, the Issuer cancelled (with the consent of the Reporting Person) an option granted to the Reporting Person on February 19, 2020 in exchange for the issuance of the RSUs described in footnote 1 to this Form 4.

SEC source: 0001689923-22-000082 · wf-form4_166337009737898.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,979

F3 · shares: On September 14, 2022, the Reporting Person received 8,902 RSUs in exchange for the cancelled options described in footnote 6 to this Form 4. The RSUs were granted under the Issuer's 2017 EIP. The RSUs vest in eight equal quarterly installments, with the first installment vesting on December 1, 2022, subject to the status of "Participant's Service" (as defined in the 2017 EIP) through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting.

F4 · balance_after: Includes (i) 58,857 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 914 shares acquired under the Alteryx, Inc. employee stock purchase plan through August 12, 2022.

SEC source: 0001689923-22-000082 · wf-form4_166337009737898.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,077

F1 · shares: On September 14, 2022, the Reporting Person received 6,758 restricted stock units ("RSUs") in exchange for the cancelled options described in footnote 5 to this Form 4. The RSUs were granted under the Issuer's Amended and Restated 2017 Equity Incentive Plan ("2017 EIP"). The RSUs vest in eight equal quarterly installments, with the first installment vesting on December 1, 2022, subject to the status of "Participant's Service" (as defined in the 2017 EIP) through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting.

F2 · balance_after: Includes (i) 49,955 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 914 shares acquired under the Alteryx, Inc. employee stock purchase plan through August 12, 2022.

SEC source: 0001689923-22-000077 · wf-form4_166215082687195.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,319

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 43,197 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 914 shares acquired under the Alteryx, Inc. employee stock purchase plan through August 12, 2022.

SEC source: 0001689923-22-000072 · wf-form4_166000436906262.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,464

F3 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of PRSUs. The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of PRSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 45,507 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001689923-22-000072 · wf-form4_166000436906262.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,179

F1 · shares: Represents an award of performance-based restricted stock units ("PRSUs"). These PRSUs vested upon the satisfaction of a performance-based condition. The performance-based condition was satisfied by the achievement of certain annual recurring revenue targets during the performance period of January 1, 2021 through December 31, 2022, subject to the status of "Participant's Service" (as defined in the 2017 Equity Incentive Plan) through the certification date by the Issuer's Compensation Committee. Each PRSU represented a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration.

F2 · balance_after: Includes (i) 45,507 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001689923-22-000060 · wf-form4_165420792234080.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,705

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 45,507 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001689923-22-000046 · wf-form4_165178421668009.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,851

F3 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of PRSUs. The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of PRSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 47,817 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001689923-22-000046 · wf-form4_165178421668009.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,566

F1 · shares: Represents an award of performance-based restricted stock units ("PRSUs"). These PRSUs vested upon the satisfaction of a performance-based condition. The performance-based condition was satisfied by the achievement of certain annual recurring revenue targets during the performance period of January 1, 2021 through December 31, 2022, subject to the status of "Participant's Service" (as defined in the 2017 Equity Incentive Plan) through the certification date by the Issuer's Compensation Committee. Each PRSU represented a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration.

F2 · balance_after: Includes (i) 47,817 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001209191-22-019378 · doc4.xml · derivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,000

Underlying: Class A Common Stock · 90,000 shares

Expires 2029-09-13

F1 · derivative.exercise_price: Each performance-based restricted stock unit ("PSU") award represents a contingent right to receive one share of the Issuer's Class A Common Stock at the time the shares are earned and settled for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting.

F2 · derivative.exercise_date: The shares subject to the PSU award will vest in six segments as follows, based on the respective stock price targets for the Issuer's Class A Common Stock: (i) 20,000 shares will vest at a stock price target of $90.00; (ii) 20,000 shares will vest at a stock price target of $120.00; (iii) 15,000 shares will vest at a stock price target of $150.00; (iv) 15,000 shares will vest at a stock price target of $180.00; (v) 10,000 shares will vest at a stock price target of $210.00; and (vi) 10,000 shares will vest at a stock price target of $240.00, subject in each case to the status of "Participant's Service" (as defined in the 2017 Equity Incentive Plan) through each vesting date. The shares subject to the PSU award will vest only if the stock price is sustained at or above the respective target level over a continuous 60-trading day period. If none of the six stock price targets are achieved within a seven-year period from the grant date, no shares subject to the PSU award will vest.

F3 · derivative.exercise_date: Notwithstanding any earlier achievement of a stock price target, no portion of the PSU award that is achieved will vest prior to the two-year anniversary of the grant date of the award.

SEC source: 0001689923-22-000035 · wf-form4_164635058778576.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,092

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 47,817 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001689923-22-000027 · wf-form4_164618720040379.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,182

F1 · shares: Represents an award of restricted stock units ("RSUs"). One-twelfth (1/12th) of the total RSUs will vest on June 1, 2022, and an additional one-twelfth (1/12th) of the total RSUs will vest on each of the eleven quarterly anniversaries thereafter, subject to the status of "Participant's Service" (as defined in the 2017 Equity Incentive Plan) through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting.

F2 · balance_after: Includes (i) 53,860 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 913 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 14, 2022.

SEC source: 0001689923-22-000003 · wf-form4_164133298879736.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,110

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 26,138 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000106 · wf-form4_163849258134381.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,197

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units ("RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares with respect to the vesting of RSUs reported on this Form 4 for any reason other than to cover required taxes.

F2 · balance_after: Includes (i) 34,636 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000072 · wf-form4_162430742609169.xml · derivative · entry 3

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,389

Underlying: Class A Common Stock · 907 shares

Expires 2028-01-05

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_date: The stock option vested and became exercisable as to 1/4th of the shares subject to the option on January 1, 2019, and thereafter vests as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the Reporting Person on each vesting date.

SEC source: 0001689923-21-000072 · wf-form4_162430742609169.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,595

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.55, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000072 · wf-form4_162430742609169.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,502

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 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000070 · wf-form4_162393487793176.xml · derivative · entry 6

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,296

Underlying: Class A Common Stock · 34 shares

Expires 2028-01-05

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_date: The stock option vested and became exercisable as to 1/4th of the shares subject to the option on January 1, 2019, and thereafter vests as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the Reporting Person on each vesting date.

SEC source: 0001689923-21-000070 · wf-form4_162393487793176.xml · nonDerivative · entry 4

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,595

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.23 to $85.43, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000070 · wf-form4_162393487793176.xml · nonDerivative · entry 3

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,629

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 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000070 · wf-form4_162393487793176.xml · derivative · entry 5

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,330

Underlying: Class A Common Stock · 339 shares

Expires 2028-01-05

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_date: The stock option vested and became exercisable as to 1/4th of the shares subject to the option on January 1, 2019, and thereafter vests as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the Reporting Person on each vesting date.

SEC source: 0001689923-21-000070 · wf-form4_162393487793176.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,595

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.94, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000070 · wf-form4_162393487793176.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,934

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 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000043 · wf-form4_161886526263374.xml · derivative · entry 4

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,669

Underlying: Class A Common Stock · 640 shares

Expires 2028-01-05

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_date: The stock option vested and became exercisable as to 1/4th of the shares subject to the option on January 1, 2019, and thereafter vests as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the Reporting Person on each vesting date.

SEC source: 0001689923-21-000043 · wf-form4_161886526263374.xml · nonDerivative · entry 3

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,595

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.35 to $88.06, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000043 · wf-form4_161886526263374.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,784

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.34 to $87.33, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000043 · wf-form4_161886526263374.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,235

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 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000040 · wf-form4_161601403591205.xml · derivative · entry 4

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,309

Underlying: Class A Common Stock · 640 shares

Expires 2028-01-05

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_date: The stock option vested and became exercisable as to 1/4th of the shares subject to the option on January 1, 2019, and thereafter vests as to 1/48th of the shares in equal monthly installments, until such time as the option is 100% vested, subject to the continuing employment of the Reporting Person on each vesting date.

SEC source: 0001689923-21-000040 · wf-form4_161601403591205.xml · nonDerivative · entry 3

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,595

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.70 to $86.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000040 · wf-form4_161601403591205.xml · nonDerivative · entry 2

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,839

F2 · shares: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on June 15, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.70 to $86.69, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of Issuer, 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 to this Form 4.

F1 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000040 · wf-form4_161601403591205.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,235

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 · balance_after: Includes (i) 37,454 unvested shares subject to awards of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.

SEC source: 0001689923-21-000034 · wf-form4_161534350785315.xml · nonDerivative · entry 1

Lal Christopher M · CIK 0001426395 · CLO & Corp. Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,595

F1 · shares: Represents an award of restricted stock units ("RSUs"). 1/3rd of the total RSUs will vest on March 1, 2022, and on each yearly anniversary thereafter, subject to the status of "Participant's Service" (as defined in the 2017 Equity Incentive Plan) through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting

F2 · balance_after: Includes (i) 37,454 unvested shares subject to awards of RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement for no consideration. Shares of the Issuer's Class A Common Stock will be delivered to the Reporting Person following vesting; and (ii) 563 shares acquired under the Alteryx, Inc. employee stock purchase plan through February 12, 2021.