Dear Valued Visitor,

We have noticed that you are using an ad blocker software.

Although advertisements on the web pages may degrade your experience, our business certainly depends on them and we can only keep providing you high-quality research based articles as long as we can display ads on our pages.

To view this article, you can disable your ad blocker and refresh this page or simply login.

We only allow registered users to use ad blockers. You can sign up for free by clicking here or you can login if you are already a member.

13D Filing: Baker Bros. Advisors and Idera Pharmaceuticals Inc. (IDRA)

Idera Pharmaceuticals Inc. (NASDAQ:IDRA): Julian Baker And Felix Baker’s Baker Bros. Advisors filed an amended 13D.

You can check out Baker Bros. Advisors’s latest holdings and filings here.

Please follow Baker Bros. Advisors (if you aren’t already doing so) to get real-time email alerts whenever we publish an article about Baker Bros. Advisors or update its stock holdings.

Julian Baker And Felix Baker
Julian Baker And Felix Baker
Baker Bros. Advisors

You can access the original SEC filing by clicking here.

Ownership Summary Table

Name Sole Voting Power Shared Voting Power Sole Dispositive Power Shared Dispositive Power Aggregate Amount Owned Power Percent of Class
Baker Bros. Advisors 18,619,136 0 18,619,136 0 18,619,136 9.9%
Baker Bros. Advisors (GP) 18,619,136 0 18,619,136 0 18,619,136 9.9%
Felix J. Baker 18,619,136 0 18,619,136 0 18,619,136 9.9%
Julian C. Baker 18,619,136 0 18,619,136 0 18,619,136 9.9%
Julian Baker And Felix Baker
Julian Baker And Felix Baker
Baker Bros. Advisors

Page 1 of 10 – SEC Filing







(Amendment No. 1)*

Idera Pharmaceuticals, Inc.

(Name of Issuer)

Common Stock, par value $0.001 per share

(Title of Class of Securities)


(CUSIP number)

Alexandra A. Toohey

Chief Financial Officer

Baker Bros. Advisors LP

860 Washington Street, 3rd Floor

New York, NY 10014

(212) 339-5690

address and telephone number of person authorized to receive notices and communications)

October 25, 2017

(Date of event which requires filing of
this statement)

the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule
13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box ¨.

(Continued on the following pages)

(Page 1 of 10 Pages)

* The remainder of this cover page
shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover

The information required on the remainder of this cover page
shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise
subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the

Follow Idera Pharmaceuticals Inc. (NASDAQ:IDRA)
Trade (NASDAQ:IDRA) Now!

DOWNLOAD FREE REPORT: Warren Buffett's Best Stock Picks

Let Warren Buffett, George Soros, Steve Cohen, and Daniel Loeb WORK FOR YOU.

If you want to beat the low cost index funds by 19 percentage points per year, look no further than our monthly newsletter.In this free report you can find an in-depth analysis of the performance of Warren Buffett's entire historical stock picks. We uncovered Warren Buffett's Best Stock Picks and a way to for Buffett to improve his returns by more than 4 percentage points per year.

Bonus Biotech Stock Pick: You can also find a detailed bonus biotech stock pick that we expect to return more than 50% within 12 months.
Subscribe me to Insider Monkey's Free Daily Newsletter
This is a FREE report from Insider Monkey. Credit Card is NOT required.