ADX

SEC source: 0000002230-17-000013 · primary_doc.xml · nonDerivative · entry 1

ARZAC ENRIQUE R · CIK 0001009234 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,241.437

F1 · shares: Of these shares, 196.070 were acquired in exempt transactions as a result of dividend reinvestment. An additional 1,612.260 shares accrued as dividend equivalents on deferred stock units (shares received in lieu of director retainer fees). The Issuer's stock traded in a range of $10.96 - $13.25 during 2016.

SEC source: 0000002230-17-000012 · primary_doc.xml · nonDerivative · entry 1

BONANNO PHYLLIS O · CIK 0001091813 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,858.646

F1 · shares: These shares were acquired in exempt transactions as a result of dividend reinvestment. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000021 · primary_doc.xml · nonDerivative · entry 2

Hook Brian Stephen · CIK 0001466287 · CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Issuer's Thrift Plan Trust

Disclosed balance after: 9,050.47

F2 · shares: These shares are held by the Issuer's Thrift Plan Trust and represent the undersigned's proportionate beneficial interest in the shares that were acquired by the Trust in exempt transactions as a result of periodic contributions made during 2016 and shares acquired by the Trustee through dividend reinvestment in 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

F3 · balance_after: The number of shares reported as held by the Issuer's Thrift Plan Trust represents the undersigned's proportionate beneficial interest in such stock held in the Trust. Such number is based on information as of 12/31/2016. This number includes the shares acquired in exempt transactions through periodic contributions made during 2016, shares acquired by the Trustee through dividend reinvestment, and changes in the number of shares previously reported due to fluctuations in the market price and interests in the Trust during 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000021 · primary_doc.xml · nonDerivative · entry 1

Hook Brian Stephen · CIK 0001466287 · CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,733.76

F1 · shares: These shares were acquired in exempt transactions as a result of dividend reinvestment. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000020 · primary_doc.xml · nonDerivative · entry 2

Prue Nancy J F · CIK 0001353074 · E.V.P. & Dir.-Shareholder Comm

10b5-1 filing: Not disclosed

Ownership: Indirect · By Issuer's & Adams Natural Resources Fund's Thrift Plan Trust

Disclosed balance after: 19,048.0411

F2 · shares: Of these shares, 446.1860 are held by the Issuer's Thrift Plan Trust and 960.1782 are held by Adams Natural Resources Fund, Inc.'s Thrift Plan Trust and represent the undersigned's proportionate beneficial interest in the shares that were acquired by the Trust in 2016 in exempt transactions as a result of periodic contributions made during 2016 and shares acquired by the Trustee through dividend reinvestment in 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

F3 · balance_after: The number of shares reported as held by the Issuer's and by Adams Natural Resources Fund, Inc.'s Thrift Plan Trust represents the undersigned's proportionate beneficial interest in such stock held in the Trust. Such number is based on information as of 12/31/2016. This number includes the shares acquired in exempt transactions through periodic contributions made during 2016, shares acquired by the Trustee through dividend reinvestment, and changes in the number of shares previously reported due to fluctuations in the market price and interests in the Trust during 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000020 · primary_doc.xml · nonDerivative · entry 1

Prue Nancy J F · CIK 0001353074 · E.V.P. & Dir.-Shareholder Comm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,399.529

F1 · shares: These shares were acquired in exempt transactions as a result of dividend reinvestment. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000019 · primary_doc.xml · nonDerivative · entry 2

Stoeckle Mark E. · CIK 0001569600 · Director · CEO & President

10b5-1 filing: Not disclosed

Ownership: Indirect · By Issuer's Thrift Plan Trust

Disclosed balance after: 14,444.85

F2 · shares: These shares are held by the Issuer's Thrift Plan Trust and represent the undersigned's proportionate beneficial interest in the shares that were acquired by the Trust in 2016 in exempt transactions as a result of periodic contributions made during 2016 and shares acquired by the Trustee through dividend reinvestment in 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

F3 · balance_after: The number of shares reported as held by the Issuer's Thrift Plan Trust represents the undersigned's proportionate beneficial interest in such stock held in the Trust. Such number is based on information as of 12/31/2016. This number includes the shares acquired in exempt transactions through periodic contributions made during 2016, shares acquired by the Trustee through dividend reinvestment, and changes in the number of shares previously reported due to fluctuations in the market price and interest in the Trust during 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000019 · primary_doc.xml · nonDerivative · entry 1

Stoeckle Mark E. · CIK 0001569600 · Director · CEO & President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,990.595

F1 · shares: These shares were acquired in exempt transactions as a result of dividend reinvestment. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000018 · primary_doc.xml · nonDerivative · entry 2

HOOPER LAWRENCE L JR · CIK 0001202952 · V.P., Gen. Counsel, & Sec'y.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Issuer's Thrift Plan Trust

Disclosed balance after: 30,824.749

F3 · shares: These shares are held by the Issuer's Thrift Plan Trust and represent the undersigned's proportionate beneficial interest in the shares that were acquired by the Trust in 2016 in exempt transactions as a result of periodic contributions made during 2016 and shares acquired by the Trustee through dividend reinvestment in 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during that time.

F4 · balance_after: The number of shares reported as held by the Issuer's Thrift Plan Trust represents the undersigned's proportionate beneficial interest in such stock held in the Trust. Such number is based on information as of 12/31/2016. This number includes the shares acquired in exempt transactions through periodic contributions made during 2016, shares acquired by the Trustee through dividend reinvestment, and changes in the number of shares previously reported due to fluctuations in the market price and interests in the Trust during 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000018 · primary_doc.xml · nonDerivative · entry 1

HOOPER LAWRENCE L JR · CIK 0001202952 · V.P., Gen. Counsel, & Sec'y.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,089.551

F1 · shares: These shares were acquired in exempt transactions as a result of dividend reinvestment. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

F2 · balance_after: Of these shares, 164.4970 shares are held in a custodial account with the undersigned's child. The undersigned disclaims beneficial ownership of these shares.

SEC source: 0000002230-17-000017 · primary_doc.xml · nonDerivative · entry 2

Swindell Douglas Cotton · CIK 0001630999 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Issuer's Thrift Plan Trust

Disclosed balance after: 27,635.9305

F2 · shares: These shares are held by the Issuer's Thrift Plan Trust and represent the undersigned's proportionate beneficial interest in the shares that were acquired by the Trust in 2016 in exempt transactions as a result of periodic contributions made during 2016 and shares acquired by the Trustee through dividend reinvestment in 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

F3 · balance_after: The number of shares reported as held by the Issuer's Thrift Plan Trust represents the undersigned's proportionate beneficial interest in such stock held in the Trust . Such number is based on information as of 12/31/2016. This number includes the shares acquired in exempt transactions through periodic contributions made during 2016, shares acquired by the Trustee through dividend reinvestment, and changes in the number of shares previously reported due to fluctuations in the market price and interests in the Trust during 2016. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000017 · primary_doc.xml · nonDerivative · entry 1

Swindell Douglas Cotton · CIK 0001630999 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,308.085

F1 · shares: These shares were acquired in exempt transactions as a result of dividend reinvestment. The Issuer's stock traded in a range of $10.96 - $13.35 during 2016.

SEC source: 0000002230-17-000022 · primary_doc.xml · nonDerivative · entry 1

Dale Kenneth James · CIK 0001423744 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,098.552

F1 · security: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

F1 · date: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

F1 · kind: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

F1 · shares: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

F1 · price: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

F1 · balance_after: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

F1 · ownership.direct: This information for the reporting person was erroneously reported on a Form 4, instead of a Form 5, on February 1, 2017. A Form 5 was subsequently filed in its place on February 1, 2017 to report the year-end holdings. The same information previously reported on the Form 4 has been entered into Table 1 of this Form 4A to satisfy the system's requirements. This is not new or revised information.

SEC source: 0000002230-16-000115 · primary_doc.xml · nonDerivative · entry 1

Stoeckle Mark E. · CIK 0001569600 · Director · CEO & President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,089.745

F1 · shares: Reflects a sale of shares in a taxable account by the undersigned. The undersigned currently intends to purchase an equivalent number of shares in a tax free account in the future when such sale may be made without penalty under securities laws and Company policy. The net effect will result in the undersigned's position in Company stock not changing as a result of these 2 transactions once both transactions are completed.

SEC source: 0000002230-16-000111 · primary_doc.xml · nonDerivative · entry 6

Haynie James P. · CIK 0001584675 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,524.391

SEC source: 0000002230-16-000111 · primary_doc.xml · nonDerivative · entry 5

Haynie James P. · CIK 0001584675 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,424.391

SEC source: 0000002230-16-000111 · primary_doc.xml · nonDerivative · entry 4

Haynie James P. · CIK 0001584675 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,373.391

SEC source: 0000002230-16-000111 · primary_doc.xml · nonDerivative · entry 3

Haynie James P. · CIK 0001584675 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,824.391

SEC source: 0000002230-16-000111 · primary_doc.xml · nonDerivative · entry 2

Haynie James P. · CIK 0001584675 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,458.391

SEC source: 0000002230-16-000111 · primary_doc.xml · nonDerivative · entry 1

Haynie James P. · CIK 0001584675 · E.V.P.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,424.391

SEC source: 0000002230-17-000011 · primary_doc.xml · nonDerivative · entry 1

MCGAHRAN KATHLEEN T · CIK 0001267416 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,332.222

F1 · shares: The number of shares reported in this column in the reporting person's original Form 5 filing incorrectly included 1,463.536 shares that had been acquired by the reporting person's spouse prior to their marriage in early 2015. These shares are now included in the number of shares reported in this amended Form 5 as indirectly held.