United Therapeutics (UTHR)

ITEM 12.    SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT AND RELATED STOCKHOLDER MATTERS

        The information regarding beneficial ownership of our capital stock required by Item 12 appears under Security Ownership of Certain Beneficial Owners and Management in 2008 Proxy Statement and is hereby incorporated herein by this reference.

74

Securities Authorized for Issuance Under Equity Compensation Plans

        The following table presents information as of December 31, 2007, regarding our securities authorized for issuance under equity compensation plans:

        We have one equity incentive plan approved by security holders in 1997. In addition, prior to 2005, we granted options to employees and consultants outside of the plan approved by security holders (non-plan options). Information regarding the security holder approved plan and the non-plan options is contained in Note 7 in the Notes to the Consolidated Financial Statements in this Annual Report. We do not have any warrants or rights that are outstanding or available for issuance as described in Regulation S-K Item 201(d). Securities issued pursuant to the non-plan awards were made under standard agreements generally consistent with the form contained in Exhibits 10.22 and 10.38.

ITEM 12.    SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT AND RELATED STOCKHOLDER MATTERS

        The information regarding beneficial ownership of our capital stock required by Item 12 appears under Security Ownership of Certain
Beneficial Owners and Management in 2008 Proxy Statement and is hereby incorporated herein by this reference.

74

Securities Authorized for Issuance Under Equity Compensation Plans

        The following table presents information as of December 31, 2007, regarding our securities authorized for issuance under equity compensation plans:

        We have one equity incentive plan approved by security holders in 1997. In addition, prior to 2005, we granted options to employees and
consultants outside of the plan approved by security holders (non-plan options). Information regarding the security holder approved plan and the non-plan options is contained
in Note 7 in the Notes to the Consolidated Financial Statements in this Annual Report. We do not have any warrants or rights that are outstanding
or available for issuance as described in Regulation S-K Item 201(d). Securities issued pursuant to the non-plan awards were made under standard agreements
generally consistent with the form contained in Exhibits 10.22 and 10.38.