UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of March 2018

Commission File Number: 333-219066

Clementia Pharmaceuticals Inc.
(Translation of registrant's name into English)

4150 St Catherine Street West, Suite 550
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.
Form 20-F [ X ]      Form 40-F [   ]

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Note: Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Note: Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized (the registrant's "home country"), or under the rules of the home country exchange on which the registrant's securities are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the registrant's security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other Commission filing on EDGAR. 


On March 6, 2018, the Registrant issued a press release, a copy of which is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

(c) Exhibit 99.1. Press release dated March 6, 2018


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

      Clementia Pharmaceuticals Inc.    
  (Registrant)
   
  
Date: March 6, 2018     /s/ MICHAEL SINGER    
  Michael Singer
  Chief Financial Officer
  
EdgarFiling

EXHIBIT 99.1

Clementia to Present at the Cowen and Company 38th Annual Health Care Conference

MONTREAL, March 06, 2018 (GLOBE NEWSWIRE) -- Clementia Pharmaceuticals Inc. (NASDAQ:CMTA), a clinical-stage biopharmaceutical company innovating new treatments for people with ultra-rare bone disorders and other diseases, today announced that Clarissa Desjardins, Ph.D., chief executive officer and founder of Clementia, will present at the Cowen and Company 38th Annual Health Care Conference at 11:20 a.m. ET on Tuesday, March 13, 2018 in Boston.

A webcast of the presentation will be available in the Investor Relations section of the company's website at www.clementiapharma.com. The replay of the webcast will be available for 30 days following the call.

About Clementia Pharmaceuticals Inc.

Clementia is a clinical-stage biopharmaceutical company innovating new treatments for people with ultra-rare bone disorders and other diseases with high medical need. The company’s lead candidate, palovarotene, a novel RARγ agonist, is currently being evaluated in the Phase 3 MOVE Trial to treat fibrodysplasia ossificans progressiva (FOP), with additional clinical studies planned in multiple osteochondromas (MO, also known as hereditary multiple exostoses) and other diseases. For more information, please visit www.clementiapharma.com.


Investor/Media Contact:
Joseph Walewicz
Clementia Pharmaceuticals Inc.
+1-514-940-1080

Chelcie Lister
THRUST Investor Relations
+1-910-777-3049