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CIK 0000727510 · Non-accelerated filer<br>Smaller reporting company

Viskase Holdings, Inc.

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Ticker
VISK
Exchange
OTC
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
222372868
Phone
(630) 874-0700
Business address
333 EAST BUTTERFIELD ROAD, SUITE 400, LOMBARD, IL, 60148
Former names
ENZON PHARMACEUTICALS, INC., ENZON PHARMACEUTICALS INC, ENZON PHARMACEUTICALS INC, ENZON PHARMACEUTICAL INC, ENZON INC
  1. 8-K Event Executive or director change
  2. 8-K Event Shareholder vote results
  3. 424B3 Offering Prospectus
  4. EFFECT Other Notice of Effectiveness
  5. 4 Insider Changes in Ownership
  6. CORRESP Other Correspondence Between Filers and SEC Staff
  7. 4 Insider Changes in Ownership
  8. UPLOAD Other SEC-generated Letter
  9. S-1 Offering Registration Statement
  10. 10-Q Report Quarterly Report
  11. DEFA14A Proxy Proxy Materials
  12. DEF 14A Proxy Proxy Statement
  13. 4 Insider Changes in Ownership
  14. SC 13D/A Stake Beneficial Ownership Report
  15. 8-K Event Unregistered share sale · Other events
  16. 8-K Event Shareholder rights changed · Bylaws or fiscal year change · Other events
  17. 424B3 Offering Prospectus
  18. EFFECT Other Notice of Effectiveness
  19. SC 13D/A Stake Beneficial Ownership Report
  20. CORRESP Other Correspondence Between Filers and SEC Staff

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