David R. Epstein - May 12, 2021 Form 4 Insider Report for Rubius Therapeutics, Inc. (RUBY)

Role
Director
Signature
/s/ Joanne M. Protano, Attorney-in-Fact
Stock symbol
RUBY
Transactions as of
May 12, 2021
Transactions value $
$0
Form type
4
Date filed
5/13/2021, 08:35 PM
Next filing
May 20, 2021

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 RUBY Stock Option (Right to Buy) Award $0 +27.9K $0.00 27.9K May 12, 2021 Common Stock 27.9K $23.25 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This option is fully vested at the time of grant.