VivoSim Labs, INC. — Director's Dealing 2017

May 10, 2017

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: ORGANOVO HOLDINGS, INC. (ONVO)
CIK: 0001497253
Period of Report: 2017-03-31

Reporting Person: Murphy Keith (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-14	Common Stock	G	19000	$0.00	Disposed	6019173	Direct

Footnotes

F1: This transaction represents charitable contributions by the Reporting Person.

F2: This number does not include 1,831,454 shares of common stock underlying outstanding options held by Mr. Murphy; post-transaction Mr. Murphy continues to beneficially own or have a right to acquire 7,850,627 shares of common stock.