Viskase Holdings, Inc.
VISK- Exchange
- OTC
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0000727510
No open-market purchases or sales by Viskase Holdings, Inc. insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Viskase Holdings, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Viskase Holdings, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Icahn Carl C | 10% Owner | 13,426,451Indirect | Mar 27, 2026 | 1 |
| Icahn Enterprises Holdings L.P. | 10% Owner | 13,426,451Indirect | Mar 27, 2026 | 1 |
| Icahn Enterprises G.P. Inc. | 10% Owner | 13,426,451Indirect | Mar 27, 2026 | 1 |
| Read Randolph C | Director | 200,000 | Jun 16, 2023 | 0 |
| Couchman Jonathan | 10% Owner | 2,043,024Indirect | Aug 17, 2021 | 0 |
| Myrexis, Inc. | 10% Owner | 2,043,024Indirect | Aug 17, 2021 | 0 |
| Xstelos Corp. | 10% Owner | 2,043,024Indirect | Aug 17, 2021 | 0 |
| Couchman Family Fund | 10% Owner | 2,043,024Indirect | Aug 17, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 16, 2023 (view filing)4:05 PM ET | Jun 14-16 | 2 days | Read Randolph CDirector | PPurchase | +99.5K | $0.1397 | +$13.9K | +99.1%200.0K after | 2 lots |
| Aug 17, 2021 (view filing)6:07 PM ET | Aug 13 | 4 days | Couchman Jonathan and 3 others10% Owner | SSaleCommon Stock, $0.01 par value | −107.5K | $0.3898 | −$41.9K | −5.0%2.04M after | 2 lots |