VivoSim Labs, INC. — Director's Dealing 2016

May 12, 2016

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: ORGANOVO HOLDINGS, INC. (ONVO)
CIK: 0001497253
Period of Report: 2016-03-31

Reporting Person: David Eric (CSO & EVP Pre-Clinical Dev)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-03-30	Common Stock	G	5000	$0.00	Disposed	676306	Direct

Footnotes

F1: This transaction involved a charitable contribution by the Reporting Person.

F2: This number does not include 970,000 shares of common stock underlying outstanding options held by Mr. David; post-transaction Mr. David continues to beneficially own or have a right to acquire 1,646,306 shares of common stock.