Sec Form 4 Filing - Pillar Invest Corp @ IDERA PHARMACEUTICALS, INC. - 2020-04-07

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 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 Pillar Invest Corp 2. Issuer Name and Ticker or Trading Symbol IDERA PHARMACEUTICALS, INC. [ IDRA] 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) PILLAR INVEST OFFSHORE SAL STARCO CTR,, BLOC B, 3RD FLOOR, OMAR DAOUK STREET 3. Date of Earliest Transaction (MM/DD/YY) 04/07/2020 (Street) BEIRUT, M82020-3313 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 04/07/2020 P 3,039,514 A $ 1.52 6,260,832 ( 1 ) I See Footnotes ( 1 ) ( 2 ) ( 3 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 Pillar Invest Corp PILLAR INVEST OFFSHORE SAL STARCO CTR, BLOC B, 3RD FLOOR, OMAR DAOUK STREET BEIRUT, M82020-3313 X Pillar Partners Foundation, L.P. PILLAR INVEST OFFSHORE SAL STARCO CTR BLOC B, 3RD FLOOR, OMAR DAOUK STREET BEIRUT, M82020-3313 X Umari Abude PILLAR INVEST OFFSHORE SAL STARCO CTR, BLOC B, 3RD FLOOR, OMAR DAOUK STREET BEIRUT, M82020-3313 X ZEIN YOUSSEF EL PILLAR INVEST OFFSHORE SAL, STARCO CTR, BLOC B, 3RD FLOOR, OMAR DAOUK STREET BEIRUT, M82020-3313 X Signatures Pillar Invest Corporation, /s/ Youssef El Zein, Authorized Person 04/08/2020 Signature of Reporting Person Date Pillar Partners Foundation, L.P., /s/ Youssef El Zein, Authorized Person 04/08/2020 Signature of Reporting Person Date /s/ Abude Umari 04/08/2020 Signature of Reporting Person Date /s/ Youssef El Zein 04/08/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On April 7, 2020, upon the consummation of a private placement of the Issuer (the "Private Placement"), Pillar Partners Foundation, L.P. ("Pillar Foundation"), acquired, in the Private Placement, 3,039,514 shares of common stock (the "Pillar Foundation Shares") as well as warrants to purchase 3,039,514 shares of common stock of the Issuer (the "Pillar Foundation Warrants"). The price per share for the Pillar Foundation Shares was $1.52 and the price per Pillar Foundation Warrant was $0.125. The Pillar Foundation Warrants are not exercisable until receipt of shareholder approval for the sufficient increase in its authorized shares of common stock to cover the exercise of the Pillar Foundation Warrants. ( 2 )Consists of 21,100 shares held directly by Pillar Pharmaceuticals I, L.P. ("Pillar I"), 20,821 shares held directly by Pillar Pharmaceuticals II, L.P. ("Pillar II"), 29,998 shares held directly by Pillar Pharmaceuticals III, L.P. ("Pillar III"), 1,000 shares held directly by Pillar Pharmaceuticals IV, L.P. ("Pillar IV"), 25,000 shares held directly by Pillar Pharmaceuticals V, L.P. ("Pillar V"), 1,392,259 shares held directly by Pillar Pharmaceuticals 6, L.P. ("Pillar 6"), 4,724,008 shares held directly by Pillar Foundation, 6,724 shares held directly by Youssef El Zein and 39,922 shares held directly by Abude Umari. ( 3 )Pillar Invest Corporation ("Pillar GP") is the general partner of Pillar I, Pillar II, Pillar III, Pillar IV, Pillar V, Pillar 6 and Pillar Foundation (collectively, the "Pillar Funds"). Youssef El Zein and Abude Umari are directors of Pillar GP. Each of Pillar GP, Mr. El Zein and Mr. Umari disclaims Section 16 beneficial ownership of the securities beneficially owned by the Pillar Funds and this report shall not be deemed an admission that any of Pillar GP, Mr. El Zein or Mr. Umari is the Section 16 beneficial owner of any such securities, except to the extent of its or his pecuniary interest therein, if any, by virtue of its or his ownership interest in the Pillar Funds or Pillar GP, as applicable.

Remarks: The Reporting Persons realized short-swing profits under Section 16(b) of the Exchange Act as a result of purchase of the Issuer's common stock reported herein being matched against previous sales of common stock made by certain of the Reporting Persons on November 6, 7 and 8, 2019 and January 27, 28 and 29, 2020 . On April 7, 2020, the Reporting Persons agreed to disgorge $126,140.37 to the Issuer, representing the maximum amount of short-swing profits that may have been realized by the Reporting Persons and made a payment to the Issuer of such amount.

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