Delcath Systems Inc
Delcath Systems Inc (DCTH) Historical Volatility
DCTH 30-day historical volatility is 26%. This ranks in the 0th percentile of readings over the past year.
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Tracking DCTH historical volatility helps you see how much Delcath Systems Inc's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Delcath Systems Inc's HV tells you what really happened. Use our scanner to monitor DCTH 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The DCTH 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Delcath Systems Inc's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.
Delcath Systems, Inc., an interventional oncology company, focuses on the treatment of primary and metastatic liver cancers in the United States and Europe. The company's lead product candidate is HEPZATO KIT, a melphalan for injection/hepatic delivery system to administer high-dose chemotherapy to the liver while controlling systemic exposure and associated side effects. Its clinical development program for HEPZATO is the FOCUS clinical trial for patients with metastatic hepatic dominant Uveal Melanoma to investigate objective response rate in metastatic uveal melanoma. It also provides HEPZATO as a stand-alone medical device under the CHEMOSAT Hepatic Delivery System trade name for Melphalan or CHEMOSAT for medical centers to treat a range of liver cancers in Europe.
Delcath Systems, Inc. was incorporated in 1988 and is headquartered in New York, New York.
Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Delcath Systems Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where DCTH HV is running hot, cold, or in line. Make the DCTH 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 25, 2026
As of September 25, 2026
See how volatility has moved over time
Track DCTH historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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