ProShares UltraShort Nasdaq Biotechnology (BIS) Chart
BIS price chart
Daily prices adjusted for splits and distributions. 1D and 5D show delayed intraday prices. Markers: D distribution, S split.
Technical snapshot
Key levels & statistics
BIS monthly returns
Annual returns, drawdowns & risk →BIS historical prices
BIS distributions & splits
Full distribution history →About the BIS chart
ProShares UltraShort Nasdaq Biotechnology (BIS) closed at $11.46 on October 23, 2026, down 37.8% so far this year. It is trading 23.3% below its 200-day moving average of $14.94. Over the past year BIS returned −49.2% including distributions, behind the S&P 500 (+14.4%).
This page charts the trading history of BIS since 2010. Daily prices come from EODHD and are adjusted for splits and distributions, so returns over long periods are comparable. For fund facts and the latest quote see the BIS overview.
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BIS chart FAQ
What is the all-time high of BIS?
The highest closing price for BIS was $13,377.55 on July 6, 2010. As of the October 23, 2026 close it traded 99.9% below that level.
What is the 52-week range of BIS?
Over the 52 weeks to October 23, 2026, BIS traded between an intraday low of $10.51 on August 19, 2026 and an intraday high of $23.22 on October 24, 2025.
Is BIS above its 200-day moving average?
No. On October 23, 2026 BIS closed at $11.46, 23.3% below its 200-day simple moving average of $14.94. The 50-day average was $11.40.
How has BIS performed compared with the S&P 500?
Including reinvested distributions, BIS returned −49.2% over the past year, compared with +14.4% for SPY. Over five years the figures were −66.0% and +79.3%. See the BIS performance page for annual returns and drawdowns.
Does BIS pay a dividend?
Yes. BIS paid $0.62 per share over the past 12 months (4 payments), a yield of about 5.41% at the latest close. The most recent distribution of $0.1390 per share went ex-dividend on September 23, 2026.
How do I read the BIS chart?
Pick a time range above the chart and choose candlesticks, a line or an area chart. Moving averages, Bollinger Bands, volume, RSI and MACD can be switched on with the indicator buttons, and "Compare" plots BIS against another fund as a percentage change. Chart prices are adjusted for splits and distributions.