OWNERSHIP PROFILE NASDAQCRIS Sep 6 Sep 20 Oct 4 Oct 18 Nov 1 Nov 15 Nov 29 $4 $5 $6 $7 $8 $9 Hover over chart for details DISPOSE SELL BUY ACQUIRE Show all actions DATE NAME ACTION TYPE SHARES PRICE MARKET VALUE Jan 26, 2021 James E. Dentzer Director, President & CEO Sell (3,094) $10.59 ($32,758.03) Jan 26, 2021 James E. Dentzer Director, President & CEO Sell (3,094) $10.59 ($32,758.04) Jan 25, 2021 James E. Dentzer Director, President & CEO Sell (2,283) $10.96 ($25,021.68) Jan 24, 2020 James E. Dentzer Director, President & CEO Sell (3,094) $1.64 ($5,076.33) Jan 23, 2020 James E. Dentzer Director, President & CEO Sell (3,658) $1.69 ($6,181.65) Jan 24, 2019 James E. Dentzer Chief Financial Officer Sell (3,094) $1.16 ($3,576.97) Jan 24, 2019 James E. Dentzer Director, President & CEO Sell (3,094) $1.16 ($3,576.97) Jan 23, 2019 Marc Rubin Sell (18,500) $1.05 ($19,476.80) Jan 23, 2019 Kenneth I. Kaitin Sell (14,800) $1.05 ($15,587.36) Jan 23, 2019 James E. Dentzer Director, President & CEO Sell (2,397) $1.09 ($2,612.73) 1-10 11-20 21-30 31-40 41-50 51-60 61-70 71-80 81-90 Currency in USD. Insiders data provided by Morningstar. © Curis, Inc. 2019 - All Rights Reserved Terms of UsePrivacy Policy , in accordance with our privacy policies. I Understand

CONTACT THE BOARD You can contact Curis, Inc.'s Board of Directors to provide comments, to report concerns, or to ask a question, at the following address. Corporate Secretary Curis, Inc. 4 Maguire Road Lexington, MA 02421 United States You may submit your concern anonymously or confidentially by postal mail. You may also indicate whether you are a shareholder, customer, supplier, or other interested party. Communications are distributed to the Board, or to any individual directors as appropriate, depending on the facts and circumstances outlined in the communication. In that regard, the Curis, Inc. board of directors has requested that certain items which are unrelated to the duties and responsibilities of the board should be excluded, such as: Product complaints Product inquiries New product suggestions Resumes and other forms of job inquiries Surveys Business solicitations or advertisements In addition, material that is unduly hostile, threatening, illegal or similarly unsuitable will be excluded, with the provision that any communication that is filtered out must be made available to any non-management director upon request. You may also communicate online with our Board of Directors as a group. Please submit your question using the form below. * Required Fields FIRST NAME LAST NAME EMAIL SUBJECT COMMENTS © Curis, Inc. 2019 - All Rights Reserved Terms of UsePrivacy Policy , in accordance with our privacy policies. I Understand