UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): May 2, 2019

Idera Pharmaceuticals, Inc.

(Exact Name of Registrant as Specified in Charter)

Delaware	001-31918	04-3072298
(State or Other Jurisdiction of	(Commission File	(I.R.S. Employer
Incorporation)	Number)	Identification No.)

505 Eagleview Blvd., Suite 212
Exton, Pennsylvania		19341
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: (484) 348-1600

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbols(s)		Name of each exchange on which registered
Common Stock, par value $0.001 per share		IDRA		Nasdaq Capital Market

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425).

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12).

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240-14d-2(b)).

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240-13e-4(c)).

Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company o

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02. Results of Operations and Financial Condition.

On May 2, 2019, Idera Pharmaceuticals, Inc. (the “Company”) issued a press release announcing the Company’s financial results for the quarter ended March 31, 2019. As set forth below, the Company is furnishing the press release as Exhibit 99.1 to this Current Report on Form 8-K.

Item 9.01. Financial Statements and Exhibits.

(a) Financial Statements of Businesses Acquired.

None.

(b) Pro Forma Financial Information.

None.

(d) Exhibits.

Exhibit No.		Exhibit Name

99.1		Press Release by the Company, dated May 2, 2019, furnished in accordance with Item 2.02 of this Current Report on Form 8-K.

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 hereunto duly authorized.

	IDERA PHARMACEUTICALS, INC.


	By:	/s/ Bryant D. Lim
		Bryant D. Lim
		Senior V.P., General Counsel

Dated: May 2, 2019