Ann S. Gerdin Revocable Trust

SEC source: 0001664211-22-000002 · wf-form5_164459157466171.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,478,232

F1 · kind: The Ann S. Gerdin Revocable Trust transferred shares to two grantor retained annuity trusts (GRATs) for the benefit of Anne S. Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-21-000004 · wf-form5_161317475695878.xml · nonDerivative · entry 3

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 4,245,275

F3 · kind: Annuity distributions made from grantor retained annuity trusts (GRATs) created for the benefit of Ann Gerdin.

F4 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-21-000004 · wf-form5_161317475695878.xml · nonDerivative · entry 2

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,478,232

F3 · kind: Annuity distributions made from grantor retained annuity trusts (GRATs) created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-21-000004 · wf-form5_161317475695878.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,658,354

F1 · kind: The Ann S. Gerdin Revocable Trust transferred shares to three grantor retained annuity trusts (GRATs) for the benefit of Anne S. Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-20-000002 · wf-form4_159742969646385.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 3,916,863

F1 · kind: The 2009 Gerdin Heartland Trust sold 3,260,870 shares of Common Stock in a registered public offering on July 24, 2020, at a price per share of $20.02, after deducting underwriting discounts and commissions of $0.48 per share. Pursuant to the terms of the Underwriting Agreement, the 2009 Gerdin Heartland Trust granted the Underwriter a 30-day option to purchase up to an additional 489,130 shares of common stock on the same terms and conditions. The underwriter exercised the option to purchase 489,130 shares of common stock which settled on August 14, 2020.

F2 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0000799233-20-000041 · wf-form4_159585691551882.xml · nonDerivative · entry 3

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 4,405,993

F4 · kind: The 2009 Gerdin Heartland Trust sold 3,260,870 shares of Common Stock in a registered public offering on July 24, 2020, at a price per share of $20.02, after deducting underwriting discounts and commissions of $0.48 per share.

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0000799233-20-000041 · wf-form4_159585691551882.xml · nonDerivative · entry 2

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 7,666,863

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0000799233-20-000041 · wf-form4_159585691551882.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,158,354

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 8

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 7,040,485

F4 · kind: Pursuant to a "substitution of assets" provision in the applicable trust documents of the 2009 Gerdin Heartland Trust, 2,020,000 shares were withdrawn from the trust and contributed to the Ann S. Gerdin Revocable Trust, and assets having a value equal to the withdrawn securities were contributed to the 2009 Gerdin Heartland Trust in substitution for the withdrawn securities. To the extent that this substitution of assets is deemed to be a purchase, the price reflecting the value for the withdrawn securities is $19.80 per share.

F5 · price: The sale price per share is estimated as of December 16, 2019 and is subject to adjustment. The final sales price per share will be determined pursuant to a valuation performed by an independent financial advisor retained by the reporting persons, with such valuation including an evaluation of trading discounts appropriate for large block transactions in equity securities with similar trading characteristics. If the final sales price per share is not $19.80, the reporting persons undertake to amend this Form 4 to provide the final sales price per share as determined by the independent financial advisor.

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 7

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,385,775

F4 · kind: Pursuant to a "substitution of assets" provision in the applicable trust documents of the 2009 Gerdin Heartland Trust, 2,020,000 shares were withdrawn from the trust and contributed to the Ann S. Gerdin Revocable Trust, and assets having a value equal to the withdrawn securities were contributed to the 2009 Gerdin Heartland Trust in substitution for the withdrawn securities. To the extent that this substitution of assets is deemed to be a purchase, the price reflecting the value for the withdrawn securities is $19.80 per share.

F5 · price: The sale price per share is estimated as of December 16, 2019 and is subject to adjustment. The final sales price per share will be determined pursuant to a valuation performed by an independent financial advisor retained by the reporting persons, with such valuation including an evaluation of trading discounts appropriate for large block transactions in equity securities with similar trading characteristics. If the final sales price per share is not $19.80, the reporting persons undertake to amend this Form 4 to provide the final sales price per share as determined by the independent financial advisor.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 6

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 9,060,485

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 5

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,365,775

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 4

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,762,457

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 3

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 8,614,636

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 2

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,931,865

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000004 · wf-form4_157671253939874.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,259,366

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000002 · wf-form5_154871446001673.xml · nonDerivative · entry 6

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 7,963,626

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-19-000002 · wf-form5_154871446001673.xml · nonDerivative · entry 5

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,274,600

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000002 · wf-form5_154871446001673.xml · nonDerivative · entry 4

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,734,995

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000002 · wf-form5_154871446001673.xml · nonDerivative · entry 3

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,989,991

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000002 · wf-form5_154871446001673.xml · nonDerivative · entry 2

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,895,580

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-19-000002 · wf-form5_154871446001673.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,420,261

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 14

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,722,377

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 13

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,342,532

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 12

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,817,559

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 11

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 7,494,117

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F5 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 10

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,047,365

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 9

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 6,686,133

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F5 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 8

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,718,647

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 7

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 5,999,553

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F5 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. Remainder interests were distributed from grantor retained annuity trusts created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interests. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen serve as co-trustees over shares held by the trust. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without consent of the other two trustees.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 6

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,385,128

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 5

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Trustee of Trusts

Disclosed balance after: 38,424

F4 · ownership.nature: Mrs. Janssen is the trustee of trusts created for the benefit of her children. As trustee, Mrs. Janssen has voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 4

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Trustee of Trusts

Disclosed balance after: 38,424

F3 · ownership.nature: Mrs. Durr is the trustee of trusts created for the benefit of her children. As trustee, Mrs. Durr has voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 3

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,030,812

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 2

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,038,852

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-18-000002 · wf-form5_151854711914349.xml · nonDerivative · entry 1

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,585,627

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 15

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,919,287

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 14

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,470,877

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 13

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 681,124

F8 · kind: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen were the beneficiaries of the 2005 Gerdin Children's Trust. This trust was terminated and the 2,043,372 shares were distributed equally to the three beneficiaries. Mr. Gerdin, one of the three beneficiaries of the 2005 Gerdin Children's Trust also reported the distribution. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen became co-trustees on January 19, 2016. Beneficial ownership was disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without the consent of the other two trustees.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 12

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 681,124

F8 · kind: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen were the beneficiaries of the 2005 Gerdin Children's Trust. This trust was terminated and the 2,043,372 shares were distributed equally to the three beneficiaries. Mr. Gerdin, one of the three beneficiaries of the 2005 Gerdin Children's Trust also reported the distribution. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen became co-trustees on January 19, 2016. Beneficial ownership was disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without the consent of the other two trustees.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 11

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 0

F8 · kind: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen were the beneficiaries of the 2005 Gerdin Children's Trust. This trust was terminated and the 2,043,372 shares were distributed equally to the three beneficiaries. Mr. Gerdin, one of the three beneficiaries of the 2005 Gerdin Children's Trust also reported the distribution. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen became co-trustees on January 19, 2016. Beneficial ownership was disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without the consent of the other two trustees.

F8 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen were the beneficiaries of the 2005 Gerdin Children's Trust. This trust was terminated and the 2,043,372 shares were distributed equally to the three beneficiaries. Mr. Gerdin, one of the three beneficiaries of the 2005 Gerdin Children's Trust also reported the distribution. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen became co-trustees on January 19, 2016. Beneficial ownership was disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without the consent of the other two trustees.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 10

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,187,153

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 9

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,887,946

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 8

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,573,379

F1 · kind: Annuity distributions made from grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 7

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 5,398,814

F7 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2009 Gerdin Heartland Trust. A remainder interest of 596,076 shares was distributed from a grantor retained annuity trust created for the benefit of Mrs. Gerdin to the 2009 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2009 Gerdin Heartland Trust also reported the distribution of the remainder interest. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen became co-trustees on January 19, 2016. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without the consent of the other two trustees.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 6

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Trustee of Trusts

Disclosed balance after: 35,744

F6 · ownership.nature: Mrs. Janssen became sole trustee on January 19, 2016 over shares held by trusts created for the benefit of her children. As trustee, Mrs. Janssen has voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 5

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Trustee of Trusts

Disclosed balance after: 35,744

F5 · ownership.nature: Mrs. Durr became sole trustee on January 19, 2016 over shares held by trusts created for the benefit of her children. As trustee, Mrs. Durr has voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 4

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,040,994

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 3

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,050,474

F4 · kind: Shares transferred to two grantor retained annuity trusts created for the benefit of Ann Gerdin.

F2 · ownership.direct: Michael Gerdin, Mrs. Durr, Mrs. Janssen, and Mrs. Gerdin serve as co-trustees over shares held by the Ann S. Gerdin Revocable Trust. As co-trustees, they have shared voting and dispositive powers with respect to this trust. Beneficial ownership is disclaimed for Mr. Gerdin, Mrs. Durr, and Mrs. Janssen.

SEC source: 0001664211-17-000002 · wf-form5_148590506096741.xml · nonDerivative · entry 2

Ann S. Gerdin Revocable Trust · CIK 0001664211 · 10% owner · Co-Trustee of 10% Owner

Janssen Angela K · CIK 0001664284 · Co-Trustee of 10% Owner

Gerdin Ann S · CIK 0001483283 · 10% owner

Durr Julie J · CIK 0001664207 · Co-Trustee of 10% Owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Co-Trustee of Trust

Disclosed balance after: 5,003,805

F3 · ownership.nature: Mr. Gerdin, Mrs. Durr, and Mrs. Janssen are the beneficiaries of the 2007 Gerdin Heartland Trust. A remainder interest of 2,333,854 shares was distributed from a grantor retained annuity trust created for the benefit of Mrs. Gerdin to the 2007 Gerdin Heartland Trust. Mr. Gerdin, one of the three beneficiaries of the 2007 Gerdin Heartland Trust also reported the distribution of the remainder interest. Mr. Gerdin, Mrs. Durr, and Mrs. Janssen became co-trustees on January 19, 2016. Beneficial ownership is disclaimed with respect to this trust because none of the trustees have the power to vote or dispose shares without the consent of the other two trustees.