Other US listings · ENZN · stock

Viskase Holdings, Inc. (ENZN) stock price history

Every Other US listings trading session of Viskase Holdings, Inc. from Feb 15, 1984 to Jul 17, 2026: 10,687 daily bars, adjusted for splits and dividends, with minute bars arriving as capture begins. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.

ENZN adjusted close, 1984 to 2026

ENZNViskase Holdings, Inc.
$4.25+5,213% over one year
1990200020102020
$7.80
All time high, 2026
$8.55
52 week high, $0.0200 low
10,687
Daily sessions since 1984

Last updated Jul 17, 2026, the last stored session. Refreshes after each trading day. Full 1984 to 2026 series and minute bars.

ENZN key facts

  • Viskase Holdings, Inc. (ENZN) closed at $4.25 on Jul 17, 2026 on Other US listings.
  • ENZN's all time high close is $7.80, set on Apr 13, 2026; its all time low close is $0.0247 on Feb 16, 1984.
  • ENZN's 52 week range is $0.0200 to $8.55.
  • ENZN returned +5,213% over the year to Jul 17, 2026 and +596.7% over five years.
  • Over ten years ENZN returned +5,612%, +49.9% a year compounded.
  • ENZN's deepest drawdown was -98.2% from Nov 7, 2000 to Dec 30, 2025.
  • DataCedar holds 10,687 daily sessions of ENZN history from Feb 15, 1984, adjusted for splits and dividends, served by the API under a key.

ENZN price chart, 1984 to 2026

ENZN adjusted close, Feb 15, 1984 to Jul 17, 2026$0.0247$0.1518$0.9343$5.751990200020102020
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

ENZN returns

Price return from the last close on or before the window start to Jul 17, 2026, on adjusted closes.

PeriodReturn
1 month-24.1%
3 months-29.0%
6 months+10,525%
Year to date+14,067%
1 year+5,213%
3 years+2,137%
5 years+596.7%
10 years+5,612%
Since Feb 15, 1984+15,561%
Compound annual growth, 42.4 years+12.7%

ENZN records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
$7.80 on Apr 13, 2026
All time low close
$0.0247 on Feb 16, 1984
52 week high
$8.55 on Mar 31, 2026
52 week low
$0.0200 on Mar 9, 2026
Deepest drawdown
-98.2% from Nov 7, 2000 to Dec 30, 2025, recovered Mar 25, 2026
Best single session
+6,617% on Mar 25, 2026
Worst single session
-26.8% on Aug 23, 1990
Volatility, 1 year annualised
444.5%
Sessions closing higher, 1 year
17%
Growth of 1 since 1984
157×
Best calendar year
1999, +226%
Worst calendar year
2025, -75%

ENZN price history by year

Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1984 starts on Feb 15, 1984; 2026 runs to Jul 17, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$0.0400$8.55$0.0200$4.25+10,525%4.2M135
2025$0.2000$0.2200$0.0300$0.0400-75.0%14M250
2024$0.0900$0.2400$0.0600$0.1600+77.8%7.8M252
2023$0.2500$0.2800$0.0800$0.0900-64.0%4M250
2022$0.3700$0.4800$0.2400$0.2500-26.5%9.5M251
2021$0.2500$0.8500$0.2400$0.3400+36.0%30.9M252
2020$0.2100$0.2800$0.0200$0.2500+19.0%18.2M253
2019$0.1140$0.3000$0.1049$0.2100+84.2%10.2M252
2018$0.1277$0.1368$0.0912$0.1140-7.4%15.1M251
2017$0.1021$0.1596$0.0137$0.1231+20.6%20.1M251
2016$0.1302$0.1302$0.0651$0.1021-19.3%52.9M252
2015$0.0855$0.1681$0.0784$0.1265+49.4%291.5M252
2014$0.0909$0.1422$0.0606$0.0847-6.0%122.7M252
2013$0.1246$0.1390$0.0754$0.0901-26.7%71.5M252
2012$0.1344$0.1553$0.1143$0.1229-7.1%55.9M250
2011$0.2422$0.2489$0.1210$0.1322-44.9%96.6M252
2010$0.2112$0.2509$0.1749$0.2400+15.5%155.3M252
2009$0.1145$0.2155$0.0928$0.2078+80.6%124.3M252
2008$0.1881$0.1944$0.0582$0.1151-38.8%143.2M253
2007$0.1687$0.2045$0.1245$0.1881+12.0%176.7M251
2006$0.1470$0.1832$0.1283$0.1680+15.0%165.8M251
2005$0.2728$0.2777$0.1125$0.1461-46.1%131.2M252
2004$0.2388$0.3632$0.2143$0.2708+14.6%172.5M252
2003$0.3326$0.3813$0.2029$0.2362-28.4%255.7M252
2002$1.11$1.14$0.3059$0.3300-70.3%338.7M252
2001$1.24$1.57$0.6538$1.11-9.3%291.5M248
2000$0.8956$1.66$0.4490$1.22+43.1%193.6M252
1999$0.2541$0.9326$0.2220$0.8561+225.8%82M252
1998$0.1049$0.2886$0.0715$0.2627+142.0%44.9M252
1997$0.0592$0.1431$0.0395$0.1086+87.2%34.6M253
1996$0.0469$0.1086$0.0407$0.0580+38.2%31.5M254
1995$0.0352$0.0814$0.0333$0.0419+21.4%15.8M252
1994$0.1036$0.1110$0.0296$0.0345-67.4%18.9M252
1993$0.1456$0.1554$0.0814$0.1061-24.6%28.3M253
1992$0.2738$0.3355$0.1160$0.1406-49.6%32M254
1991$0.1604$0.2837$0.1160$0.2788+68.7%33.9M253
1990$0.0740$0.2516$0.0592$0.1653+123.3%25.7M253
1989$0.0765$0.1160$0.0617$0.0740-3.2%4.6M252
1988$0.0937$0.1678$0.0765$0.0765-18.4%3.4M253
1987$0.1480$0.2541$0.0481$0.0937-36.7%7.6M253
1986$0.0740$0.1875$0.0691$0.1480+93.5%6.3M253
1985$0.0913$0.1110$0.0481$0.0765-13.9%3.4M252
1984$0.0271$0.0962$0.0247$0.0888n/a3.3M222

ENZN monthly closes, last 12 months

MonthMonth end closeChange
July 2026$4.25-14.8%
June 2026$4.99-12.5%
May 2026$5.70-10.7%
April 2026$6.38-12.0%
March 2026$7.25+11,983%
February 2026$0.0600-25.0%
January 2026$0.0800+100.0%
December 2025$0.04000.0%
November 2025$0.0400-33.3%
October 2025$0.0600-25.0%
September 2025$0.0800-11.1%
August 2025$0.0900+12.5%

About the ENZN data

Daily bars. 10,687 sessions from Feb 15, 1984 to Jul 17, 2026, one row per Other US listings trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.

Minute bars. Not stored for this listing yet. Minute history is captured forward from the day collection begins for a symbol and is never backfilled.

Time and currency. Session dates are Other US listings trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.

Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Feb 15, 1984, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.

curl "https://api.datacedar.com/v3/stocks/ENZN/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

Nearby on Other US listings

Common questions

ENZN share price history

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