Transaction Details

Footnotes

The Ann S. Gerdin Revocable Trust transferred shares to four grantor retained annuity trusts (GRATs) for the benefit of Ann S. Gerdin. | Mr. Gerdin is a co-trustee of the Ann S. Gerdin Revocable Trust. As a co-trustee, Mr. Gerdin disclaims beneficial ownership with respect to this trust. | Mr. Gerdin is the trustee of GRATs established by Ann S. Gerdin for her benefit. | Mr. Gerdin is the trustee of the Michael J. Gerdin Revocable Trust. | Mr. Gerdin is a co-trustee of the 2009 Gerdin Heartland Trust. As a co-trustee, Mr. Gerdin disclaims beneficial ownership with respect to this trust. | Mr. Gerdin is the trustee of trusts created for the benefit of his children. | Mr. Gerdin is a co-trustee of the 2007 Gerdin Heartland Trust. As a co-trustee, Mr. Gerdin disclaims beneficial ownership with respect to this trust. | Mr. Gerdin is a co-general partner of Gerdin Family Investments LP. Beneficial ownership is disclaimed except to the extent of Mr. Gerdin's percentage ownership of general and limited partner shares in the partnership. | Mr. Gerdin's spouse is the trustee of the Michael J. Gerdin Family Trust.