Tobira Therapeutics Inc. (TBRA): Pentwater Capital Management Reports New Position

Page 5 of 6 – SEC Filing

Item 4.

Ownership.

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a)

Amount beneficially owned: 3,533,200

(b)

Percent of class:  18.77%

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or to direct the vote       3,533,200

(ii)

Shared power to vote or to direct the vote

(iii)

Sole power to dispose or to direct the disposition of       3,533,200

(iv)

Shared power to dispose or to direct the disposition of

Item 5.

Ownership of Five Percent or Less of a Class.

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities check the following ☐.

Item 6.

Ownership of More Than Five Percent on Behalf of Another Person. N/A

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. PWCM Master Fund Ltd.

Item 8.

Identification and Classification of Members of the Group. N/A

Item 9.

Notice of Dissolution of Group. N/A

Item 10.

Certifications.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect.