Dannielle Appelhans - Aug 9, 2021 Form 3 Insider Report for Rubius Therapeutics, Inc. (RUBY)

Role: Chief Operating Officer
Signature: /s/ Joanne M. Protano, Attorney-in-Fact
Stock symbol: RUBY
Transactions as of: Aug 9, 2021
Transactions value $: $0
Form type: 3
Date filed: 8/16/2021, 05:23 PM
Next filing: Sep 1, 2021

No securities are beneficially owned.

Remarks:

Exhibit 24 - Power of Attorney