MTDR

SEC source: 0001520006-18-000127 · wf-form4_154233408047574.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,532

SEC source: 0001520006-18-000117 · wf-form4_153912674543392.xml · nonDerivative · entry 1

Krug George G · CIK 0001667651 · SVP - Mktg and Midstream

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,070

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability based upon the vesting of 8,696 shares of restricted stock that were granted to the reporting person on October 5, 2015. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 26,954 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 12,228 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 13,960 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000108 · wf-form4_153507470123029.xml · nonDerivative · entry 1

Macalik Robert T · CIK 0001647280 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,262

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability upon the vesting of 2,083 shares of restricted stock that were granted to the reporting person on August 22, 2016. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 17,969 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 6,973 shares of restricted stock granted to the reporting person on July 6, 2017 that vest on the third anniversary of the date of grant.

F4 · balance_after: Includes 3,724 shares of restricted stock granted to the reporting person on February 16, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F5 · balance_after: Includes 2,084 shares of restricted stock granted to the reporting person on August 22, 2016 that vest on the third anniversary of the date of grant.

F6 · balance_after: Includes 5,669 shares of restricted stock granted to the reporting person on July 18, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 7

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,177,568

F7 · shares: Represents a terminating distribution of a total of 29,616 shares from the NNF 2016-2 GRAT, pursuant to the terms of the trust, pro rata to each of the Non-GST Trusts.

F1 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F9 · ownership.nature: Represents shares held of record collectively by the Non-GST Trusts. The reporting person and his spouse, as settlors of each of the Non-GST Trusts, retain the power of substitution with respect to the property of the Non-GST Trusts.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 6

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,147,952

F5 · shares: Represents a terminating distribution of a total of 29,616 shares from the JWF 2016-2 GRAT, pursuant to the terms of the trust, pro rata to each of the LRF 2011 Non-GST Trust, WJF 2011 Non-GST Trust, JNF 2011 Non-GST Trust, SIF 2011 Non-GST Trust and MCF 2011 Non-GST Trust (collectively, the "Non-GST Trusts").

F1 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F9 · ownership.nature: Represents shares held of record collectively by the Non-GST Trusts. The reporting person and his spouse, as settlors of each of the Non-GST Trusts, retain the power of substitution with respect to the property of the Non-GST Trusts.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 5

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F7 · shares: Represents a terminating distribution of a total of 29,616 shares from the NNF 2016-2 GRAT, pursuant to the terms of the trust, pro rata to each of the Non-GST Trusts.

F1 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F8 · ownership.nature: Represents shares held of record by the NNF 2016-2 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 4

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F5 · shares: Represents a terminating distribution of a total of 29,616 shares from the JWF 2016-2 GRAT, pursuant to the terms of the trust, pro rata to each of the LRF 2011 Non-GST Trust, WJF 2011 Non-GST Trust, JNF 2011 Non-GST Trust, SIF 2011 Non-GST Trust and MCF 2011 Non-GST Trust (collectively, the "Non-GST Trusts").

F1 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F6 · ownership.nature: Represents shares held of record by the JWF 2016-2 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 28

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 2,794 shares

Expires 2019-02-10

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.

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

F4 · ownership.nature: Represents shares held of record by the Foran 2012 Savings Trust for which the reporting person's spouse is a trustee.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 27

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 8,000 shares

Expires 2019-02-10

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.

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

F3 · ownership.nature: Represents shares held of record by the Foran 2012 Security Trust for which the reporting person is the trustee.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 26

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 9,500 shares

Expires 2019-02-10

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.

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

F2 · ownership.nature: Represents shares held of record by Sage Resources, Ltd., which is a limited partnership owned by the reporting person's family, including the reporting person.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 25

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,794

Underlying: Common Stock · 2,794 shares

Expires 2019-02-10

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

F4 · ownership.nature: Represents shares held of record by the Foran 2012 Savings Trust for which the reporting person's spouse is a trustee.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 24

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,794 shares

Expires 2019-02-10

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 23

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 8,000

Underlying: Common Stock · 8,000 shares

Expires 2019-02-10

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

F3 · ownership.nature: Represents shares held of record by the Foran 2012 Security Trust for which the reporting person is the trustee.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 22

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,794

Underlying: Common Stock · 8,000 shares

Expires 2019-02-10

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 21

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 9,500

Underlying: Common Stock · 9,500 shares

Expires 2019-02-10

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

F2 · ownership.nature: Represents shares held of record by Sage Resources, Ltd., which is a limited partnership owned by the reporting person's family, including the reporting person.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · derivative · entry 20

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,794

Underlying: Common Stock · 9,500 shares

Expires 2019-02-10

F24 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of February 11, 2018.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 3

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 256,344

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: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F4 · ownership.nature: Represents shares held of record by the Foran 2012 Savings Trust for which the reporting person's spouse is a trustee.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 2

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 223,951

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

F1 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F3 · ownership.nature: Represents shares held of record by the Foran 2012 Security Trust for which the reporting person is the trustee.

SEC source: 0001520006-18-000104 · wf-form4_153377925012165.xml · nonDerivative · entry 1

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,105,913

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: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F2 · ownership.nature: Represents shares held of record by Sage Resources, Ltd., which is a limited partnership owned by the reporting person's family, including the reporting person.

SEC source: 0001520006-18-000142 · wf-form4_154344353518738.xml · nonDerivative · entry 4

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 261,618

F1 · shares: Represents a gift of shares of common stock by the reporting person to the Hairford Family Trust.

F5 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F6 · ownership.nature: Represents shares held of record by the Hairford Family Trust for which both the reporting person and his spouse are trustees.

SEC source: 0001520006-18-000142 · wf-form4_154344353518738.xml · nonDerivative · entry 3

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,373

F1 · shares: Represents a gift of shares of common stock by the reporting person to the Hairford Family Trust.

F2 · balance_after: Includes 47,169 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 24,212 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 31,992 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000098 · wf-form4_153308557177669.xml · nonDerivative · entry 1

CLIFTON MATTHEW P · CIK 0001241263 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,210

F1 · shares: Represents restricted stock units granted to the reporting person on July 27, 2018. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019.

SEC source: 0001520006-18-000095 · wf-form4_153126061794013.xml · nonDerivative · entry 1

Macalik Robert T · CIK 0001647280 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,082

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability based upon the vesting of 7,000 shares of restricted stock that were granted to the reporting person on July 6, 2015. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 17,969 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 6,973 shares of restricted stock granted to the reporting person on July 6, 2017 that vest on the third anniversary of the date of grant

F4 · balance_after: Includes 3,724 shares of restricted stock granted to the reporting person on February 16, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F5 · balance_after: Includes 4,167 shares of restricted stock granted to the reporting person on August 22, 2016 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F6 · balance_after: Includes 5,669 shares of restricted stock granted to the reporting person on July 18, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000142 · wf-form4_154344353518738.xml · nonDerivative · entry 2

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 8,062

F1 · shares: Represents a gift of shares of common stock by the reporting person to the Hairford Family Trust.

F5 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F6 · ownership.nature: Represents shares held of record by the Hairford Family Trust for which both the reporting person and his spouse are trustees.

SEC source: 0001520006-18-000142 · wf-form4_154344353518738.xml · nonDerivative · entry 1

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 356,929

F1 · shares: Represents a gift of shares of common stock by the reporting person to the Hairford Family Trust.

F2 · balance_after: Includes 47,169 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 24,212 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 31,992 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000074 · wf-form4_152850869773677.xml · nonDerivative · entry 1

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,118,336

F1 · shares: Represents 10,000 shares distributed from the LRF 2011 Non-GST Trust and 15,000 shares distributed from the SIF 2011 Non-GST Trust to the respective trust beneficiaries. The decision to distribute the shares was made by the trustee of each trust.

F2 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F3 · ownership.nature: Represents shares held of record collectively by the LRF 2011 Non-GST Trust, WJF 2011 Non-GST Trust, JNF 2011 Non-GST Trust, SIF 2011 Non-GST Trust and MCF 2011 Non-GST Trust (collectively, the "Non-GST Trusts"). The reporting person and his spouse, as settlors of each of the Non-GST Trusts, retain the power of substitution with respect to the property of the Non-GST Trusts.

SEC source: 0001520006-18-000086 · wf-form4_152876768282081.xml · nonDerivative · entry 1

PARKER TIMOTHY E. · CIK 0001729498 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,172

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019.

SEC source: 0001520006-18-000088 · wf-form4_152876773704164.xml · nonDerivative · entry 1

POSNER DAVID M. · CIK 0001711338 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,484

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019. Pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of the vested restricted stock units to within 30 days of the earlier of (i) separation of service or (ii) a change in control (the "Delivery Date"). On the Delivery Date, such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock.

SEC source: 0001520006-18-000087 · wf-form4_152876771583846.xml · nonDerivative · entry 1

Baty Robert Gaines · CIK 0001688490 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,523

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 7, 2018. Such RSUs will vest immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019 (the "Vesting Date"). Pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of fifty percent (50%) of the vested RSUs to within 30 days of the earlier of (i) the first anniversary of the Vesting Date, (ii) separation of service or (iii) change in control, and the remaining fifty percent (50%) of such RSUs to within 30 days of the earlier of (i) the second anniversary of the Vesting Date, (ii) separation of service or (iii) a change in control (the "Delivery Dates"). On the Delivery Dates, such vested RSUs will be deliverable to the reporting person in an equal number of shares of common stock.

SEC source: 0001520006-18-000084 · wf-form4_152876762806770.xml · nonDerivative · entry 1

Byerley William M · CIK 0001678424 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,205

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019.

SEC source: 0001520006-18-000091 · wf-form4_152876780609067.xml · nonDerivative · entry 1

Baribault Reynald · CIK 0001610998 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,659

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019.

SEC source: 0001520006-18-000089 · wf-form4_152876776275723.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,532

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019. Pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of the vested restricted stock units to within 30 days of the earlier of (i) separation of service or (ii) a change in control ("the Delivery Date"). On the Delivery Date, such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock.

SEC source: 0001520006-18-000090 · wf-form4_152876778524139.xml · nonDerivative · entry 1

Burkert Craig T · CIK 0001677316 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,665

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019 (the "Vesting Date"). Pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of all of such vested restricted stock units to within 30 days of the earlier of (i) the seventh anniversary of the Vesting Date, (ii) separation of service or (iii) a change in control (the "Delivery Date"). On the Delivery Date, such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock.

SEC source: 0001520006-18-000085 · wf-form4_152876765882031.xml · nonDerivative · entry 1

FORRESTER JULIA P. · CIK 0001698238 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,532

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019.

SEC source: 0001520006-18-000072 · wf-form4_152824919438610.xml · nonDerivative · entry 1

Macalik Robert T · CIK 0001647280 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Represents shares held of record by the reporting person's Individual Retirement Account

Disclosed balance after: 750

F1 · price: The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $25.668 to $25.982 per share, inclusive. The reporting person shall provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price.

SEC source: 0001520006-18-000063 · wf-form4_152159572487829.xml · nonDerivative · entry 1

Krug George G · CIK 0001667651 · SVP - Mktg and Midstream

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,492

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability upon the vesting of 1,104 shares of restricted stock that were granted to the reporting person on March 17, 2014. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 26,954 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 12,228 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 13,960 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 8,696 shares of restricted stock granted to the reporting person on October 5, 2015 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000061 · wf-form4_152124868110788.xml · nonDerivative · entry 1

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,143,336

F1 · shares: Represents shares distributed from the JNF 2011 Non-GST Trust to its beneficiary. The decision to distribute the shares was made by the trustee of the trust.

F2 · balance_after: The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

F3 · ownership.nature: Represents shares held of record collectively by the LRF 2011 Non-GST Trust, WJF 2011 Non-GST Trust, JNF 2011 Non-GST Trust, SIF 2011 Non-GST Trust and MCF 2011 Non-GST Trust (collectively, the "Non-GST Trusts"). The reporting person and his spouse, as settlors of each of the Non-GST Trusts, retain the power of substitution with respect to the property of the Non-GST Trusts.

SEC source: 0001520006-18-000058 · wf-form4_152064514977576.xml · nonDerivative · entry 1

Adams Craig N · CIK 0001559162 · EVP - Land, Legal & Admin

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,539

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability upon the vesting of 2,150 shares of restricted stock that were granted to the reporting person on March 7, 2014. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 38,185 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 17,658 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 24,866 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 1,804 shares of restricted stock granted to the reporting person on April 30, 2015 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000059 · wf-form4_152064520097150.xml · nonDerivative · entry 1

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 364,991

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability based upon the vesting of 2,885 shares of restricted stock that were granted to the reporting person on March 7, 2014. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 47,169 shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 24,212 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 31,992 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000047 · wf-form4_151918136883540.xml · nonDerivative · entry 1

PARKER TIMOTHY E. · CIK 0001729498 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,962

F1 · shares: Represents restricted stock units granted to the reporting person on February 16, 2018. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, immediately prior to the election of the nominees for director at the 2018 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2018.

SEC source: 0001520006-18-000039 · wf-form4_151918122540525.xml · derivative · entry 3

Krug George G · CIK 0001667651 · SVP - Mktg and Midstream

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,645

Underlying: Common Stock · 31,645 shares

Expires 2024-02-15

F7 · derivative.exercise_date: The employee stock options vest in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-18-000039 · wf-form4_151918122540525.xml · nonDerivative · entry 2

Krug George G · CIK 0001667651 · SVP - Mktg and Midstream

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,927

F6 · shares: Represents shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · balance_after: Includes 12,228 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F3 · balance_after: Includes 13,960 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F4 · balance_after: Includes 8,696 shares of restricted stock granted to the reporting person on October 5, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 1,104 shares of restricted stock granted to the reporting person on March 17, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-18-000040 · wf-form4_151918124250522.xml · derivative · entry 3

Goodwin Billy E · CIK 0001667653 · EVP - Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,556

Underlying: Common Stock · 39,556 shares

Expires 2024-02-15

F5 · derivative.exercise_date: The employee stock options vest in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-18-000040 · wf-form4_151918124250522.xml · nonDerivative · entry 2

Goodwin Billy E · CIK 0001667653 · EVP - Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,961

F4 · shares: Represents shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · balance_after: Includes 14,368 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F3 · balance_after: Includes 19,777 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000044 · wf-form4_151918131444942.xml · derivative · entry 3

Macalik Robert T · CIK 0001647280 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,097

Underlying: Common Stock · 21,097 shares

Expires 2024-02-15

F8 · derivative.exercise_date: The employee stock options vest in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-18-000044 · wf-form4_151918131444942.xml · nonDerivative · entry 2

Macalik Robert T · CIK 0001647280 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,837

F7 · shares: Represents shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · balance_after: Includes 6,973 shares of restricted stock granted to the reporting person on July 6, 2017 that vest on the third anniversary of the date of grant.

F3 · balance_after: Includes 3,724 shares of restricted stock granted to the reporting person on February 16, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 4,167 shares of restricted stock granted to the reporting person on August 22, 2016 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F5 · balance_after: Includes 5,669 shares of restricted stock granted to the reporting person on July 18, 2016 that vest on the third anniversary of the date of grant.

F6 · balance_after: Includes 7,000 shares of restricted stock granted to the reporting person on July 6, 2015 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000044 · wf-form4_151918131444942.xml · nonDerivative · entry 1

Macalik Robert T · CIK 0001647280 · SVP, Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,868

F1 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy tax liability upon the vesting of 1,861 shares of restricted stock that were granted to the reporting person on February 15, 2017. No shares were sold by the reporting person to satisfy this tax liability.

F2 · balance_after: Includes 6,973 shares of restricted stock granted to the reporting person on July 6, 2017 that vest on the third anniversary of the date of grant.

F3 · balance_after: Includes 3,724 shares of restricted stock granted to the reporting person on February 16, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F4 · balance_after: Includes 4,167 shares of restricted stock granted to the reporting person on August 22, 2016 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F5 · balance_after: Includes 5,669 shares of restricted stock granted to the reporting person on July 18, 2016 that vest on the third anniversary of the date of grant.

F6 · balance_after: Includes 7,000 shares of restricted stock granted to the reporting person on July 6, 2015 that vest on the third anniversary of the date of grant.

SEC source: 0001520006-18-000045 · wf-form4_151918133204756.xml · derivative · entry 20

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,485

Underlying: Common Stock · 105,485 shares

Expires 2024-02-15

F25 · derivative.exercise_date: The employee stock options vest in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-18-000045 · wf-form4_151918133204756.xml · nonDerivative · entry 5

Foran Joseph Wm · CIK 0001540655 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 266,788

F7 · shares: Represents shares of restricted stock granted to the reporting person on February 16, 2018 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F8 · balance_after: Includes 37,296 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the second and third anniversaries of the date of grant.

F9 · balance_after: Includes 94,230 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant

F10 · balance_after: Includes 8,547 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant

SEC source: 0001520006-18-000046 · wf-form4_151918135003362.xml · derivative · entry 3

Robinson Bradley M · CIK 0001540762 · CTO, SVP-Reservoir Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,008

Underlying: Common Stock · 29,008 shares

Expires 2024-02-15

F4 · derivative.exercise_date: The employee stock options vest in equal annual installments on the first, second and third anniversaries of the date of grant.