The AI-driven antibody company sold shares and pre-funded warrants at $2.35 in a private placement. It says the cash runs into calendar 2028 and that first human trials of IBIO-610 start in early 2027.
iBio sold 240,807 common shares at $2.72 each to its directors and officers, for about $655,000 in gross proceeds, and the placement closed on January 10, 2025. The company says the price was at-the-market.
iBio agreed to license an anti-myostatin antibody from AstralBio and paid the $750,000 upfront fee in common stock. AstralBio can earn up to $28 million in milestones, and the antibody's data so far are preclinical.
What iBio does
iBio is a clinical-stage biotechnology company that uses artificial intelligence and machine learning to develop hard-to-drug precision antibodies for obesity, cardiometabolic and cardiopulmonary diseases. The company is focused on the quality, durability and tolerability of weight loss, including preserving muscle mass, compared with current GLP-1 receptor agonist therapies. The first molecule from its AI Drug Discovery Platform to enter clinical development, IBIO-600, a long-acting myostatin antibody, has a Phase 1 trial in Australia, where the first participant was dosed in June 2026. The company reports that 31 participants have been dosed across the first four cohorts. IBIO-610, a long-acting Activin E antibody, is in IND-enabling studies, with first-in-human trials anticipated in the first half of calendar year 2027. IBIO-800, a myostatin and Activin A bispecific antibody, is in IND-enabling development for pulmonary hypertension due to heart failure with preserved ejection fraction (PH-HFpEF). On August 27, 2026, the company entered into an exclusive worldwide license with AstralBio for an amylin program.
Product or program
What it is
Stage
IBIO-600
Long-acting myostatin antibody for obesity
Phase 1 in Australia; first participant dosed June 2026
IBIO-610
Long-acting Activin E antibody for obesity
IND-enabling studies; first-in-human trials expected in the first half of calendar year 2027
IBIO-800
Myostatin and Activin A bispecific antibody for PH-HFpEF
Latest balance sheet, Jun 30, 2026 (10-K): cash and equivalents $56.4 million, plus short-term investments of $31.6 million, $88.0 million in all.
Figures as reported to the SEC in XBRL; each one links to its filing. Not adjusted, not investment advice.
Questions about iBio
Was iBio delisted?
Our latest story on this, dated Mar 3, 2025: "iBio files Form 25 to withdraw its common stock from NYSE American". The story links the filing or release it is based on. Read the story.
Has iBio raised money recently?
Our latest story on this, dated Jan 9, 2026: "iBio raises $26 million from Frazier-led investors to push obesity antibodies toward clinic". The story links the filing or release it is based on. Read the story.
Has iBio received a Nasdaq deficiency notice?
Our latest story on this, dated Aug 1, 2025: "iBio receives Nasdaq notice for trading below $1.00 minimum bid price". The story links the filing or release it is based on. Read the story.
What is the ticker symbol of iBio?
iBio, Inc. trades under the ticker IBIO on NASDAQ.
Where is iBio listed?
iBio, Inc. is listed on NASDAQ. Our directory also records these other listings: GETTEX:0JV0.
What is the SEC CIK of iBio?
The SEC Central Index Key (CIK) for iBio, Inc. is 1420720. Its filings are on SEC EDGAR.
How many shares does iBio have outstanding?
64,307,256 shares as of 2026-08-27, per the cover page of its 10-K filed 2026-08-28.
Which country or territory is iBio listed under?
Our directory records iBio, Inc. under United States.
What does iBio do?
Our directory classifies iBio, Inc. as: Biopharma / pharmaceutical profile checked. This is a directory classification, not a description of the pipeline.
What is the ISIN of iBio?
The ISIN recorded for iBio, Inc. is US4510337086.
Does aibio.space cover iBio?
aibio.space lists iBio, Inc. among 2,820 public biotech companies and publishes its news here as stories appear.
Where is iBio incorporated?
SEC records list its state or country of incorporation as DE.
What does iBio develop?
iBio is a clinical-stage biotechnology company that uses artificial intelligence and machine learning to develop hard-to-drug precision antibodies for obesity, cardiometabolic and cardiopulmonary diseases. The company is focused on the quality, durability and tolerability of weight loss, including preserving muscle mass, compared with current GLP-1 receptor agonist therapies.
What is IBIO-600 from iBio?
IBIO-600: Long-acting myostatin antibody for obesity Stage: Phase 1 in Australia; first participant dosed June 2026.
What is IBIO-610 from iBio?
IBIO-610: Long-acting Activin E antibody for obesity Stage: IND-enabling studies; first-in-human trials expected in the first half of calendar year 2027.
Investor discussion: iBio
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Capital-markets timeline
Financings, listing notices, splits, legal actions and other investor events at iBio, newest first. Each line links the filing it comes from.
Listings
Reported a shareholder vote on a reverse stock split or more authorized shares. SEC Form 8-K (Items 5.02,5.03,5.07,9.01). Source
Listings
Reported a notice from its stock exchange about continued listing requirements. SEC Form 8-K (Items 5.02,8.01,9.01). Source
Set up an at-the-market program to sell shares over time. SEC Form S-3. Source
Financings
Reported a financing. SEC Form 8-K (Items 1.01,3.02,7.01,9.01). Source
Listings
Reported a notice from its stock exchange about continued listing requirements. SEC Form 8-K (Items 8.01). Source
Listings
Reported a notice from its stock exchange about continued listing requirements. SEC Form 8-K (Items 3.01). Source
Listings
Filed to remove its shares from exchange listing. SEC Form 25. Source
Listings
Reported a notice from its stock exchange about continued listing requirements. SEC Form 8-K (Items 3.01,7.01,9.01). Source
Financings
Set up an at-the-market program to sell shares over time. SEC Form S-3. Source
Financings
Reported an unregistered sale of its securities. SEC Form 8-K (Items 1.01,3.02,7.01,9.01). Source
Stock chart
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SEC filings and registration
SEC name
iBio, Inc.
CIK
1420720
Industry (SIC)
Pharmaceutical Preparations (2834)
US tickers
IBIO (Nasdaq)
State or country of incorporation
DE
Fiscal year ends
June 30
Filer category
Non-accelerated filer<br>Smaller reporting company
Business address
600 MADISON AVENUE, SUITE 1601, NEW YORK, NY, 10022-1737
Phone
302 355-0650
Shares outstanding
64,307,256 as of 2026-08-27 (10-K filed 2026-08-28)
Former names
iBio, Inc.; iBioPharma, Inc.; InB:Biotechnologies, Inc.
Recent filings (8-K and 6-K are the company's own announcements)
Source: SEC EDGAR, retrieved October 23, 2026. Shares outstanding is the cover-page figure from the latest periodic report. The SEC does not publish share prices.
Listing details
iBio, Inc. is a public biotech or pharmaceutical company listed on NASDAQ under the ticker IBIO, recorded under United States. The directory classifies it as Biopharma / pharmaceutical profile checked. aibio.space tracks 2,820 public biotech companies worldwide and publishes investor news on them.
Listing facts come from our company directory, researched on October 22, 2026. A listing record does not certify that a security currently trades. Tell us about a change. Work at this company? Claim this page.
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