Viskase Holdings, Inc.

VISK · Biological Products, (No Disgnostic Substances)

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Latest available SEC filing: 10-Q ·

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Institutional holders by security

Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.

  • ENZN · 293904108 - Common Stock, par value $0.01 per share
Company details and SEC sources

CIK 0000727510 · SEC filing index. Filing dates describe disclosures, not live market data.

Listed symbols
VISK on OTC
At a glance Names, identifiers, and filing context for this profile. 2 identity fields
SEC industry group
Biological Products, (No Disgnostic Substances) (Office of Life Sciences)
Business address
333 East Butterfield Road, Suite 400, Lombard, IL, 60148
EDGAR profile Static EDGAR fields kept behind disclosure so the main profile stays readable. 3 profile fields available
Incorporated in
DE
Fiscal year end
31 December
Former names on EDGAR
ENZON PHARMACEUTICALS INC. (to 25 Mar 2026) ENZON PHARMACEUTICALS INC (to 23 Feb 2016) ENZON PHARMACEUTICALS INC (to 22 Mar 2006) ENZON PHARMACEUTICAL INC (to 10 Dec 2002) ENZON INC (to 09 Dec 2002)
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