DSGR

SEC source: 0000703604-17-000072 · wf-form4_150170525508634.xml · nonDerivative · entry 1

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,607

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

F1 · shares: Reporting person received 5,662 shares of common stock from the exercise of 10,000 Restricted Stock Awards with an exercise price of $10.00.

SEC source: 0000703604-17-000066 · wf-form4_149747178838060.xml · nonDerivative · entry 3

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,945

SEC source: 0000703604-17-000066 · wf-form4_149747178838060.xml · derivative · entry 4

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2017-10-02

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.

SEC source: 0000703604-17-000066 · wf-form4_149747178838060.xml · nonDerivative · entry 2

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,045

SEC source: 0000703604-17-000066 · wf-form4_149747178838060.xml · nonDerivative · entry 1

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,549

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

F1 · shares: Reporting person received 5,604 shares of common stock from the exercise of 10,000 Restricted Stock Awards with an exercise price of $10.00.

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 7

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,229,202

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 6

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,226,697

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 5

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,223,621

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 7

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,972,914

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 6

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,970,409

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 5

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,967,333

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000703604-17-000058 · wf-form4_149615692908490.xml · nonDerivative · entry 2

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,945

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 4

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,219,856

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 3

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,217,746

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 2

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,217,049

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000006 · primary_doc.xml · nonDerivative · entry 1

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,216,949

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, LLC (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LCKM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 247,326 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 4

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,963,568

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 3

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,961,458

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 2

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,960,761

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000004 · primary_doc.xml · nonDerivative · entry 1

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,960,661

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 247,326 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000703604-17-000058 · wf-form4_149615692908490.xml · nonDerivative · entry 1

JENKINS NEIL E · CIK 0001231799 · EVP, Sec. & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,892

SEC source: 0000310051-17-000005 · primary_doc.xml · nonDerivative · entry 4

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,215,549

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LKCM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 233,673 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000005 · primary_doc.xml · nonDerivative · entry 3

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,215,349

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LKCM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 233,673 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001406297-17-000003 · primary_doc.xml · nonDerivative · entry 4

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,959,261

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 233,673 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000003 · primary_doc.xml · nonDerivative · entry 3

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See foonotes

Disclosed balance after: 1,959,061

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 233,673 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000310051-17-000005 · primary_doc.xml · nonDerivative · entry 2

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,215,245

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LKCM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 233,673 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000310051-17-000005 · primary_doc.xml · nonDerivative · entry 1

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Headwater Investments II, L.P. · CIK 0001621801 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See foonotes

Disclosed balance after: 2,214,845

F1 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F2 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LKCM and LIP GP. J. Bryan King is a controlling member of HW GP and a director of the issuer. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F3 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 26,102 shares held by Micro, (iv) 10,128 shares held by Core, (v) 233,673 shares held by HW, (vi) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vii) 3,788 restricted shares held by J. Bryan King.

F4 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001406297-17-000003 · primary_doc.xml · nonDerivative · entry 2

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,958,957

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 233,673 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0001406297-17-000003 · primary_doc.xml · nonDerivative · entry 1

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,958,557

F1 · ownership.nature: Includes (i) 1,689,358 shares held by LKCM Private Discipline Master Fund, SPC (PDP), (ii) 26,102 shares held by LKCM Micro-Cap Partnership, L.P. (Micro), (iii) 10,128 shares held by LKCM Core Discipline, L.P. (Core), and (iv) 233,673 shares held by LKCM Headwater Investments II, L.P. (HW).

F2 · ownership.nature: LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW. Mr. King is a controlling member of PDP GP, Micro GP, Core GP and HW GP. Mr. King expressly disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.

SEC source: 0000310051-17-000004 · primary_doc.xml · nonDerivative · entry 1

KING LUTHER CAPITAL MANAGEMENT CORP · CIK 0000310051 · 10% owner

LKCM Private Discipline Master Fund, SPC · CIK 0001406372 · 10% owner

LKCM Investment Partnership, L.P. · CIK 0001406371 · 10% owner

LKCM Micro-Cap Partnership, L.P. · CIK 0001502285 · 10% owner

LKCM Core Discipline, L.P. · CIK 0001502283 · 10% owner

King Luther Jr · CIK 0001290407 · 10% owner

King John Bryan · CIK 0001406297 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,214,492

F1 · price: Represents grant of restricted common stock issued to J. Bryan King as a director of the issuer. These shares of common stock will have no voting, dividend or transfer rights until May 16, 2018.

F2 · ownership.nature: This Form 4 is filed by Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), LKCM Headwater Investments II, L.P. (HW), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. (Micro GP) is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM Headwater Investments II GP, L.P. (HW GP) is the general partner of HW.

F3 · ownership.nature: LKCM is the investment manager for PDP, LIP, Micro, Core and HW. J. Luther King, Jr. is a controlling shareholder or member, as applicable, of LKCM and LIP GP. J. Bryan King is a controlling member of HW GP. J. Luther King, Jr. and J. Bryan King are controlling members of PDP GP, Micro GP and Core GP.

F4 · ownership.nature: Includes (i) 1,689,358 shares held by PDP, (ii) 250,000 shares held by LIP, (iii) 10,128 shares held by Micro, (iv) 232,616 shares held by HW, (v) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser, and (vi) 3,788 shares held by J. Bryan King.

F5 · ownership.nature: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0000703604-17-000054 · wf-form4_149512153383097.xml · nonDerivative · entry 1

HILLMAN LEE S · CIK 0001029739 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,947

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000052 · wf-form4_149512131917392.xml · nonDerivative · entry 1

Edelson I Steven · CIK 0001331459 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,658

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0001406297-17-000002 · primary_doc.xml · nonDerivative · entry 1

King John Bryan · CIK 0001406297 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,788

F1 · shares: These shares of common stock will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000050 · wf-form4_149512062919406.xml · nonDerivative · entry 1

ALBERT ANDREW B · CIK 0001198364 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,658

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000048 · wf-form4_149512049312316.xml · nonDerivative · entry 1

Smelcer Wilma · CIK 0001274146 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,547

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000046 · wf-form4_149512036552906.xml · nonDerivative · entry 1

Errant James S · CIK 0001397163 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,110

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000044 · wf-form4_149511984494041.xml · nonDerivative · entry 1

Postek Thomas · CIK 0001336375 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,243

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000042 · wf-form4_149511971792824.xml · nonDerivative · entry 1

PORT RONALD B · CIK 0001209519 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 136,373

F1 · shares: These common shares will have no voting, dividend or transfer rights until May 16, 2018.

SEC source: 0000703604-17-000026 · wf-form4_148914911397070.xml · derivative · entry 1

Knutson Ronald J · CIK 0001454358 · EVP CFO Controller & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,600 shares

Expires 2017-05-10

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.

F1 · shares: Each Stock Performance Right was exchanged for cash in the amount of the current price of the Company's common stock less the exercise price ($26.65 - $14.04)

SEC source: 0000703604-17-000022 · wf-form4_148882629810537.xml · nonDerivative · entry 2

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,330

SEC source: 0000703604-17-000024 · wf-form4_148891862601661.xml · derivative · entry 2

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,326 shares

Expires 2020-12-31

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

F2 · shares: Each Stock Performance Right was exchanged for cash in the amount of the current price of the Company's common stock less the exercise price ($27.25 - $12.18)

SEC source: 0000703604-17-000024 · wf-form4_148891862601661.xml · derivative · entry 1

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,000 shares

Expires 2019-02-25

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

F1 · shares: Each Stock Performance Right was exchanged for cash in the amount of the current price of the Company's common stock less the exercise price ($27.25 - $19.62)

SEC source: 0000703604-17-000022 · wf-form4_148882629810537.xml · derivative · entry 4

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,500 shares

Expires 2017-10-02

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.

SEC source: 0000703604-17-000022 · wf-form4_148882629810537.xml · derivative · entry 3

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,500 shares

Expires 2017-10-02

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

F2 · shares: Each Stock Performance Right was exchanged for cash in the amount of the current price of the Company's common stock less the exercise price ($27.50 - $10.00)

SEC source: 0000703604-17-000022 · wf-form4_148882629810537.xml · nonDerivative · entry 1

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,921

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

F1 · shares: Reporting person received 1,591 shares of common stock from the exercise of 2,500 Restricted Stock Awards with an exercise price of $10.00.

SEC source: 0000703604-17-000020 · wf-form4_148839360090458.xml · nonDerivative · entry 2

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,330

SEC source: 0000703604-17-000020 · wf-form4_148839360090458.xml · derivative · entry 4

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

Underlying: Common Stock · 2,500 shares

Expires 2017-10-02

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.

SEC source: 0000703604-17-000020 · wf-form4_148839360090458.xml · derivative · entry 3

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

Underlying: Common Stock · 2,500 shares

Expires 2017-10-02

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

F2 · shares: Each Stock Performance Right was exchanged for cash in the amount of the current price of the Company's common stock less the exercise price ($27.65 - $10.00)

SEC source: 0000703604-17-000020 · wf-form4_148839360090458.xml · nonDerivative · entry 1

McCarthy Shane · CIK 0001577380 · SVP Supply Chain & Bus. Devel.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,926

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

F1 · shares: Reporting person received 1,596 shares of common stock from the exercise of 2,500 Restricted Stock Awards with an exercise price of $10.00.

SEC source: 0000703604-17-000008 · wf-form4_148433836006921.xml · derivative · entry 4

Knutson Ronald J · CIK 0001454358 · EVP CFO Controller & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,000

Underlying: Common Stock · 1,000 shares

Expires 2019-12-31

F5 · shares: Represents the right to receive shares of common stock at the exercise date in an amount equal to the number of restricted stock awards.