EcoR1 Capital, LLC

Holdings History for iBio, Inc. - Common Stock, par value $0.001 per share (IBIO)

Symbol: IBIO on Nasdaq
Investment type: Equity / Common Stock, par value $0.001 per share
Latest Disclosed Shares Owned: 2,228,000 shares
Security Ownership %: 9.9%

Shares, Excluding Options vs Price

Value, Excluding Options

EcoR1 Capital, LLC ownership in iBio, Inc. Common Stock, par value $0.001 per share (IBIO)

17 Dec 2025 - EcoR1 Capital, LLC has filed an SCHEDULE 13G form with the Securities and Exchange Commission (SEC) disclosing ownership of 2,228,000 shares of iBio, Inc. Common Stock, par value $0.001 per share (IBIO). This represents 9.9% ownership of the company. This is the first filing by EcoR1 Capital, LLC disclosing ownership of iBio, Inc. Common Stock, par value $0.001 per share (IBIO).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
EcoR1 Capital, LLC	9.9%		$2,673,600	2,228,000			$1.20	13G	10 Dec 2025	17 Dec 2025, 17:42

Holdings date	Option	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025		0.2%	+0.2%	$4,300,040	2,228,000	+2,228,000	NEW	$1.93	Q4 2025

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.