MTDR

SEC source: 0001520006-17-000216 · wf-form4_151313303947014.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: 105,000

F1 · shares: Represents shares distributed from the Don Foran Family Trust 2008 to a beneficiary.

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 by the Don Foran Family Trust 2008 for which the reporting person is the co-trustee and over which the reporting person has shared voting and investment power with other members of his family.

SEC source: 0001520006-17-000215 · wf-form4_151313297643802.xml · nonDerivative · entry 1

FORRESTER JULIA P. · CIK 0001698238 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 1,985

SEC source: 0001520006-17-000211 · wf-form4_151252793230691.xml · nonDerivative · entry 1

POSNER DAVID M. · CIK 0001711338 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 6,210

SEC source: 0001520006-17-000212 · wf-form4_151252797410842.xml · derivative · entry 4

Lancaster David E · CIK 0001540524 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,500

Underlying: Common Stock · 62,500 shares

Expires 2018-03-07

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.

F8 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of March 8, 2017.

SEC source: 0001520006-17-000212 · wf-form4_151252797410842.xml · nonDerivative · entry 2

Lancaster David E · CIK 0001540524 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 322,662

F7 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy the exercise price and the tax liability upon the exercise of 62,500 employee stock options that were granted to the reporting person on March 8, 2013. No shares were sold by the reporting person to satisfy the exercise price or the tax liability.

F1 · balance_after: Includes 31,786 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 5,342 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F6 · balance_after: Includes 1,903 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000212 · wf-form4_151252797410842.xml · nonDerivative · entry 1

Lancaster David E · CIK 0001540524 · EVP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 359,103

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

F1 · balance_after: Includes 31,786 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 5,342 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F6 · balance_after: Includes 1,903 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000208 · wf-form4_151079969606273.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: 843,764

F1 · shares: Represents shares distributed from the LRF 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: 0001520006-17-000205 · wf-form4_151071409271199.xml · derivative · entry 4

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,750

Underlying: Common Stock · 58,750 shares

Expires 2018-03-07

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

F6 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of March 8, 2017.

SEC source: 0001520006-17-000205 · wf-form4_151071409271199.xml · nonDerivative · entry 2

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 297,017

F5 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy the exercise price and tax liability upon the exercise of 58,750 employee stock options that were granted to the reporting person on March 8, 2013. No shares were sold by the reporting person to satisfy the exercise price or the tax liability.

F1 · balance_after: Includes 36,317 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · balance_after: Includes 2,885 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F4 · balance_after: Includes 1,269 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000205 · wf-form4_151071409271199.xml · nonDerivative · entry 1

Hairford Matthew V · CIK 0001540474 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 331,453

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 36,317 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · balance_after: Includes 2,885 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F4 · balance_after: Includes 1,269 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000201 · wf-form4_151027877639653.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 20,000 shares

Expires 2018-03-07

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.

F8 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of March 8, 2017.

SEC source: 0001520006-17-000201 · wf-form4_151027877639653.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,845

F7 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy the exercise price and the tax liability upon the exercise of 20,000 employee stock options that were granted to the reporting person on March 8, 2013. No shares were sold by the reporting person to satisfy the exercise price or the tax liability.

F1 · balance_after: Includes 26,486 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 2,150 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F6 · balance_after: Includes 1,586 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000201 · wf-form4_151027877639653.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,948

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 26,486 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 2,150 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F6 · balance_after: Includes 1,586 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000192 · wf-form4_150491857401165.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2018-03-07

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.

F8 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of March 8, 2017.

SEC source: 0001520006-17-000192 · wf-form4_150491857401165.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,948

F7 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy the exercise price and the tax liability upon the exercise of 20,000 employee stock options that were granted to the reporting person on March 8, 2013. No shares were sold by the reporting person to satisfy the exercise price or the tax liability.

F1 · balance_after: Includes 26,486 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 2,150 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F6 · balance_after: Includes 1,586 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000192 · wf-form4_150491857401165.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,628

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 26,486 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 2,150 shares of restricted stock granted to the reporting person on March 7, 2014 that vest on the fourth anniversary of the date of grant.

F6 · balance_after: Includes 1,586 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000191 · wf-form4_150362534055049.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,699

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 2,083 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 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 5,585 shares of restricted stock granted to the reporting person on February 16, 2017 that vest on the first, 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 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: 0001520006-17-000190 · wf-form4_150241381372643.xml · nonDerivative · entry 1

POSNER DAVID M. · CIK 0001711338 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 5,175

SEC source: 0001520006-17-000183 · wf-form4_150120629276585.xml · derivative · entry 3

Singleton Van H II · CIK 0001633115 · EVP - Land

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 33,750 shares

Expires 2018-03-11

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.

F7 · derivative.exercise_date: The employee stock options vested in two equal biennial installments beginning on the second anniversary of the date of grant and were fully vested as of March 12, 2017.

SEC source: 0001520006-17-000183 · wf-form4_150120629276585.xml · nonDerivative · entry 2

Singleton Van H II · CIK 0001633115 · EVP - Land

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,049

F6 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy the exercise price and tax liability upon the exercise of 33,750 employee stock options that were granted to the reporting person on March 12, 2013. No shares were sold by the reporting person to satisfy the exercise price or the tax liability.

F1 · balance_after: Includes 19,406 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal installments on the first, second and third anniversaries of the date of grant.

F2 · balance_after: Includes 17,450 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F3 · balance_after: Includes 902 shares of restricted stock granted to the reporting person on April 30, 2015 that vest on the third anniversary of the date of grant.

F4 · balance_after: Includes 3,000 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 690 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: 0001520006-17-000183 · wf-form4_150120629276585.xml · nonDerivative · entry 1

Singleton Van H II · CIK 0001633115 · EVP - Land

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98,994

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 19,406 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal installments on the first, second and third anniversaries of the date of grant.

F2 · balance_after: Includes 17,450 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F3 · balance_after: Includes 902 shares of restricted stock granted to the reporting person on April 30, 2015 that vest on the third anniversary of the date of grant.

F4 · balance_after: Includes 3,000 shares of restricted stock granted to the reporting person on January 21, 2015 that vest on the third anniversary of the date of grant.

F5 · balance_after: Includes 690 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: 0001520006-17-000182 · wf-form4_150112014663665.xml · derivative · entry 18

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 87,500 shares

Expires 2018-03-07

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.

F23 · derivative.exercise_date: The employee stock options vested in two equal biennial installments and were fully vested as of March 8, 2017.

SEC source: 0001520006-17-000182 · wf-form4_150112014663665.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 306,941

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 55,943 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F2 · 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.

F3 · 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.

F4 · balance_after: Amount of securities reported reflects the total number of securities directly held by the reporting person following the exercise of stock options reported herein and a contribution of shares by the reporting person to each of the Foran 2012 Savings Trust and Foran 2012 Security Trust, pursuant to the terms of such trusts, as described below.

SEC source: 0001520006-17-000179 · wf-form4_150058285690440.xml · nonDerivative · entry 1

POSNER DAVID M. · CIK 0001711338 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,274

F1 · shares: Represents restricted stock units granted to the reporting person on July 18, 2017. Such restricted stock units will vest 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. 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.

SEC source: 0001520006-17-000174 · wf-form4_149990943707494.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,477

F1 · shares: Represents shares of restricted stock granted to the reporting person on July 6, 2017 that vest on the third anniversary of the date of grant.

F2 · balance_after: Includes 5,585 shares of restricted stock granted to the reporting person on February 16, 2017 that vest on the first, second and third anniversaries of the date of grant.

F3 · balance_after: Includes 6,250 shares of restricted stock granted to the reporting person on August 22, 2016 that vest on the first, second and third anniversaries of the date of grant.

F4 · 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.

F5 · 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: 0001520006-17-000172 · wf-form4_149740442758163.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: 862,764

F1 · shares: Represents a sale of 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 beneficiaries of which are the reporting person's adult children. The decision to sell such shares was made by the trustee of the Non-GST Trusts, and the reporting person received no proceeds from the sale.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.06 to $23.17 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 sold at each separate price.

F3 · 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 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: 0001520006-17-000161 · wf-form4_149671356189695.xml · nonDerivative · entry 1

Baty Robert Gaines · CIK 0001688490 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,313

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. Such restricted stock units will vest 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 (the "Vesting Date"). Fifty percent (50%) of such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock on the Vesting Date, and pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of the remaining fifty percent (50%) of such restricted stock units to within 30 days of the earlier of (i) the first anniversary of the Vesting Date, (ii) separation of service or (iii) a change in control.

SEC source: 0001520006-17-000163 · wf-form4_149671360128984.xml · nonDerivative · entry 1

Byerley William M · CIK 0001678424 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,995

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. 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: 0001520006-17-000167 · wf-form4_149671422197180.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 454,186

F1 · shares: Represents shares of common stock granted to the reporting person on June 1, 2017 that vested upon the date of grant.

F2 · balance_after: Includes 55,943 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of grant.

F3 · 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.

F4 · 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: 0001520006-17-000166 · wf-form4_149671366171455.xml · nonDerivative · entry 1

FORRESTER JULIA P. · CIK 0001698238 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,322

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. 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: 0001520006-17-000165 · wf-form4_149671364130392.xml · nonDerivative · entry 1

Yates George M · CIK 0001635948 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,558

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. 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: 0001520006-17-000164 · wf-form4_149671362025930.xml · nonDerivative · entry 1

Mitchell Gregory E · CIK 0001540525 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,399

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. 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: 0001520006-17-000162 · wf-form4_149671358195105.xml · nonDerivative · entry 1

Baribault Reynald · CIK 0001610998 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,449

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. 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: 0001520006-17-000160 · wf-form4_149671354265286.xml · nonDerivative · entry 1

Burkert Craig T · CIK 0001677316 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,455

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. Such restricted stock units will vest 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 (the "Vesting Date"). Fifty percent (50%) of such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock on the Vesting Date, and pursuant to the Issuer's Nonqualified Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of the remaining fifty percent (50%) of such 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.

SEC source: 0001520006-17-000159 · wf-form4_149671352353771.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,322

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. Such restricted stock units will vest 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. 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.

SEC source: 0001520006-17-000158 · wf-form4_149671350288852.xml · nonDerivative · entry 1

Ohnimus Steven W · CIK 0001540426 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,426

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. Such restricted stock units will vest 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 (the "Vesting Date"). 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 third anniversary of the Vesting Date.

SEC source: 0001520006-17-000145 · wf-form4_149580363506825.xml · nonDerivative · entry 1

FORRESTER JULIA P. · CIK 0001698238 · Director

10b5-1 filing: Not disclosed

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

Disclosed balance after: 1,255

SEC source: 0001520006-17-000130 · wf-form4_149213455976526.xml · derivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 20,000 shares

Expires 2017-04-15

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

F5 · derivative.exercise_date: The employee stock options vested in two equal biennial installments beginning on the second anniversary of the date of grant and were fully vested as of April 16, 2016.

SEC source: 0001520006-17-000130 · wf-form4_149213455976526.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 221,978

F4 · shares: Represents shares withheld by the Issuer in connection with the reporting person's net share settlement to satisfy the exercise price and tax liability upon the exercise of 20,000 employee stock options that were granted to the reporting person on April 16, 2012. No shares were sold by the reporting person to satisfy the exercise price or the tax liability.

F1 · balance_after: Includes 18,342 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of the grant.

F2 · balance_after: Includes 16,287 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F3 · balance_after: Includes 1,332 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000130 · wf-form4_149213455976526.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 235,481

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 18,342 shares of restricted stock granted to the reporting person on February 15, 2017 that vest in equal annual installments on the first, second and third anniversaries of the date of the grant.

F2 · balance_after: Includes 16,287 shares of restricted stock granted to the reporting person on February 19, 2016 that vest on the third anniversary of the date of grant.

F3 · balance_after: Includes 1,332 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant.

SEC source: 0001520006-17-000129 · wf-form4_149213436217298.xml · nonDerivative · entry 1

Baty Robert Gaines · CIK 0001688490 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,390

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest in equal annual installments on the first, second and third anniversaries of the date of grant (the "Grant Date Anniversaries"). Fifty percent of such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock on the Grant Date Anniversaries, respectively, and delivery of the remaining 50% has been deferred by the reporting person to within 30 days of the earlier of (i) the second, third and fourth anniversaries of the date of grant, respectively, (ii) separation of service or (iii) a change in control.

SEC source: 0001520006-17-000131 · wf-form4_149213475200281.xml · nonDerivative · entry 1

Byerley William M · CIK 0001678424 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,072

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-17-000127 · wf-form4_149213432369020.xml · nonDerivative · entry 1

Davis Joe A · CIK 0001342030 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,865

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-17-000135 · wf-form4_149213482658592.xml · nonDerivative · entry 1

Ohnimus Steven W · CIK 0001540426 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,503

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest in equal annual installments on the first, second and third anniversaries of the date of grant, and an equal number of shares of common stock will be deliverable to the reporting person within 30 days of the earlier of (i) the fourth, fifth and sixth anniversaries of the date of grant, respectively, (ii) separation of service or (iii) a change in control.

SEC source: 0001520006-17-000134 · wf-form4_149213480810049.xml · nonDerivative · entry 1

LANEY DAVID M. · CIK 0001524959 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 419,703

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-17-000133 · wf-form4_149213479000199.xml · nonDerivative · entry 1

Mitchell Gregory E · CIK 0001540525 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,476

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-17-000132 · wf-form4_149213477065076.xml · nonDerivative · entry 1

Baribault Reynald · CIK 0001610998 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,526

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-17-000128 · wf-form4_149213434309139.xml · nonDerivative · entry 1

FORRESTER JULIA P. · CIK 0001698238 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,399

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest, and an equal number of shares of common stock will be deliverable to the reporting person, in equal annual installments on the first, second and third anniversaries of the date of grant.

SEC source: 0001520006-17-000126 · wf-form4_149213430288249.xml · nonDerivative · entry 1

Burkert Craig T · CIK 0001677316 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,532

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest in equal annual installments on the first, second and third anniversaries of the date of grant (the "Grant Date Anniversaries"). Fifty percent of such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock on the Grant Date Anniversaries, respectively, and delivery of the remaining 50% has been deferred by the reporting person to within 30 days of the earlier of (i) the eighth, ninth and tenth anniversaries of the date of grant, respectively, (ii) separation of service or (iii) a change in control.

SEC source: 0001520006-17-000125 · wf-form4_149213428372318.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,399

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest in equal annual installments on the first, second and third anniversaries of the date of grant. Delivery of the restricted stock units has been deferred by the reporting person to within 30 days of the earlier of (i) separation of service or (ii) a change in control.