FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Gurnet Holding Co   2. Issuer Name and Ticker or Trading Symbol Corium International, Inc. [CORI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O WAYPOINT INTERNATIONAL GP LLC, 55 CAMBRIDGE PARKWAY, SUITE 401 3. Date of Earliest Transaction (Month/Day/Year) 11/27/2018 (Street) CAMBRIDGE, MA 02142 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 11/27/2018   P(1)   31,578,042 A $ 12.5 31,578,042 (2) I (2) See footnote (2) Common Stock 11/27/2018   P(4)   5,051,463 (3) A $ 12.5 100 (2) (3) (4) I (2) See footnote (2)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Gurnet Holding Co C/O WAYPOINT INTERNATIONAL GP LLC 55 CAMBRIDGE PARKWAY, SUITE 401 CAMBRIDGE, MA 02142		X
Gurnet Merger Sub, Inc. C/O WAYPOINT INTERNATIONAL GP LLC 55 CAMBRIDGE PARKWAY, SUITE 401 CAMBRIDGE, MA 02142		X
Gurnet Point, L.P. C/O WAYPOINT INTERNATIONAL GP LLC 55 CAMBRIDGE PARKWAY, SUITE 401 CAMBRIDGE, MA 02142		X
Waypoint International GP LLC C/O WAYPOINT INTERNATIONAL GP LLC 55 CAMBRIDGE PARKWAY, SUITE 401 CAMBRIDGE, MA 02142		X

Signatures

See Exhibit 99.2 for signatures		11/28/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Shares of Common Stock, par value $0.001 per share (the "Shares"), of the Issuer acquired pursuant to the tender offer effected pursuant to the Agreement and Plan of Merger, dated as of October 11, 2018 (the "Merger Agreement"), by and among Gurnet Holding Company ("Parent"), Gurnet Merger Sub, Inc., a direct wholly owned subsidiary of Parent ("Merger Sub"), and the Issuer (such tender offer, the "Offer").
(2)	Directly held by Merger Sub. Merger Sub is a direct wholly owned subsidiary of Parent. Parent is a direct wholly-owned subsidiary of Gurnet Point L.P. and Waypoint International GP LLC ("Waypoint") is the general partner of Gurnet Point L.P. Each of Waypoint, Gurnet Point L.P. and Parent may be deemed to have indirect beneficial ownership of the shares held by Merger Sub.
(3)	Reflects all of the outstanding shares of the Issuer not tendered in the Offer, which may be deemed to have been acquired by Waypoint, Gurnet Point L.P., Parent and Merger Sub pursuant to the consummation of the transactions contemplated by the Merger Agreement.
(4)	Effective on November 27, 2018, Merger Sub was merged with and into the Issuer, with the Issuer surviving the Merger as a direct wholly owned subsidiary of Parent (the "Merger"). As a result of the Merger, all of the outstanding Shares (other than those owned by Parent or Merger Sub) were cancelled and converted into the right to receive the merger consideration under the Merger Agreement. Following and as a result of the Merger, Parent owned 100 shares of common stock of the Issuer, which represents all of the outstanding shares of common stock of the Issuer.
Remarks: Exhibit 99.1 (Joint Filer Information) and Exhibit 99.2 (Joint Filer Signatures) are incorporated herein by reference.

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