Acquisition of antigen business from Vitro Diagnostics
Company: Riot
The claim, verbatim
AspenBio acquired the antigen business from Vitro Diagnostics, Inc.
Source (primary)
Riot PRE 14A filed 2004-03-24 (SEC EDGAR, sec_filing)
View cached copy (2026-09-27)Live source ↗
Quote: “the sale of the antigen business from Vitro Diagnostics, Inc. to AspenBio”
How we checked this
Checked on September 30, 2026. The cited source supports every part of this claim.
The proxy states AspenBio was organized in July 2000 to purchase the antigen business from Vitro Diagnostics, Inc., and refers to the sale of that business to AspenBio.
Confirmed in the source:
- AspenBio acquired the antigen business from Vitro Diagnostics, Inc.
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1167419/000107997304000120/aspenbiopre_proxy032404.txt) in full (104,761 characters, retrieved September 27, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Riot PRE 14A filed 2004-03-24
Quote: “the sale of the antigen business from Vitro Diagnostics, Inc. to AspenBio”