Regina M. Paglia - Jun 25, 2021 Form 4 Insider Report for Dicerna Pharmaceuticals Inc (DRNA)

Role: Chief Human Resources Officer
Signature: /s/ Douglas W. Pagan, attorney-in-fact
Stock symbol: DRNA
Transactions as of: Jun 25, 2021
Transactions value $: -$15,424
Form type: 4
Date filed: 6/29/2021, 04:17 PM
Previous filing: Jun 24, 2021
Next filing: Jul 8, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DRNA	Common Stock	Options Exercise	$22.6K	+1K	+371.75%	$22.58	1.27K	Jun 25, 2021	Direct
transaction	DRNA	Common Stock	Sale	-$38K	-1K	-78.8%	$38.00	269	Jun 25, 2021	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	DRNA	Employee Stock Option (Right to Buy)	Options Exercise	$0	-1K	-1.99%	$0.00	49.2K	Jun 25, 2021	Common Stock	1K	$22.58	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Reporting Person sold an aggregate of 1,000 shares of Common Stock on June 25, 2021 (the "Shares Sold") as reported in this Form 4. The Shares Sold represent 0.46% of 219,389 shares of Common Stock, which is the number of shares of Common Stock owned by the Reporting Person prior to the Shares Sold transaction reported in this Form 4, as well as shares issuable upon exercise or settlement of vested and unvested options and restricted stock units held by the Reporting Person as of the date of this report.
F2	The option vests in 48 substantially equal monthly installments, with the first installment vesting on the last day of January 2020, and the remaining vesting on the last day of each of the 47 months thereafter; subject in each case to the Reporting Person's continued service with the Issuer through each applicable vesting date.

Content

The Reporting Person sold an aggregate of 1,000 shares of Common Stock on June 25, 2021 (the "Shares Sold") as reported in this Form 4. The Shares Sold represent 0.46% of 219,389 shares of Common Stock, which is the number of shares of Common Stock owned by the Reporting Person prior to the Shares Sold transaction reported in this Form 4, as well as shares issuable upon exercise or settlement of vested and unvested options and restricted stock units held by the Reporting Person as of the date of this report.

The option vests in 48 substantially equal monthly installments, with the first installment vesting on the last day of January 2020, and the remaining vesting on the last day of each of the 47 months thereafter; subject in each case to the Reporting Person's continued service with the Issuer through each applicable vesting date.