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ETFs

Proshares UltraShort Technology

REW
$—
Today’s Change
— (—)

Snapshot
*

Inception Date
Jan 30, 2007
Expense Ratio
0.95%
Type
US Equities
Fund Owner
ProShares
Volume (1m avg. daily)
$209,548
AUM
$4,323,818
Associated Index
S&P Technology Select Sector Index
Inverse/Leveraged
Inverse (-2x)
Passive/Active
Passive
Fractionable on Composer
No
Prospectus
View

Top 10 Holdings

—
Derivatives offset
199.65%
—
Net Other Assets (Liabilities)
100%
Invest with REW
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What is REW?

ProShares UltraShort Technology seeks daily investment results, before fees and expenses, that correspond to two times the inverse (-2x) of the daily performance of the S&P Technology Select Sector Index.

1M
3M
6M
YTD
1Y
3Y
Max
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REW
Performance Measures**

for the time period Feb 1, 2007 to Dec 15, 2025

Returns

1M Trailing Return: -1.0%

The percent change in the value over the most recent 1-month period.

3M Trailing Return: -8.4%

The percent change in the value over the most recent 3-month period.

Measures of Risk or Volatility

Max Drawdown: -99.8%

The greatest percent loss from peak to trough in value over the time period.

Standard Deviation: 38.1%

The typical amount that daily returns vary from the mean of the returns over the time period, standardized to a period of a year.

Measures of Risk-Adjusted Performance

Sharpe Ratio: -0.64

The annualized arithmetic mean of the daily returns divided by the annualized standard deviation of the daily returns for the selected time period.

Calmar Ratio: -0.27

The annualized return divided by the max drawdown for the selected time period.

ETFs related toREW

ETFs correlated to REW include TECS, SQQQ, QID

REW
ProShares Trust - ProShares UltraShort Technology -2x Shares
TECS
Direxion Shares ETF Trust - Direxion Daily Technology Bear -3X Shares
SQQQ
ProShares Trust - ProShares UltraPro Short QQQ -3x Shares
QID
ProShares Trust - ProShares UltraShort QQQ -2x Shares
PSQ
ProShares Trust - ProShares Short QQQ -1x Shares
BERZ
Bank of Montreal - MicroSectorsTM Solactive FANG & Innovation -3X Inverse Leveraged ETNs
SPDN
Direxion Shares ETF Trust - Direxion Daily S&P 500 Bear 1X Shares
SPXS
Direxion Shares ETF Trust - Direxion Daily S&P 500 Bear -3X Shares
SDS
ProShares Trust - ProShares UltraShort S&P500 -2x Shares
SH
ProShares Trust - ProShares Short S&P500 -1x Shares
SPXU
ProShares Trust - ProShares UltraPro Short S&P 500

What is ETF correlation?

Correlation is a measure of the strength of the relationship between two ETFs. It quantifies the degree to which prices of the two ETFs typically move together.

Here, correlation is measured over the past year with the Pearson correlation coefficient (Pearon’s r), which ranges from -1 to 1.

Using ETF correlations in portfolio and strategy construction

ETF correlations can help you create investing strategies and portfolios. Use them to:

  • •Build a diversified portfolio from uncorrelated or inversely correlated ETFs with the aim of minimizing portfolio risk.
  • •Compare correlated or related ETFs to find one with a lower expense ratio or higher trading volume.
  • •Create an investing strategy that hedges an ETF with an uncorrelated or inversely correlated ETF.

Trading Strategies
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Category

Tactical multi-asset, leveraged ETFs, volatility hedging, managed futures, mean reversion, momentum, regime switching, daily rebalancing

OOS Cumulative Return

221.59%

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Category

Tactical allocation, trend timing, RSI/mean reversion, leveraged ETFs, managed futures, volatility filter, tax-loss rotation

OOS Cumulative Return

147.85%

Create your own algorithmic trading strategy with REW using Composer

FAQ

REW is a US Equities ETF. ProShares UltraShort Technology seeks daily investment results, before fees and expenses, that correspond to two times the inverse (-2x) of the daily performance of the S&P Technology Select Sector Index.

REW tracks the S&P Technology Select Sector Index.

No, REW is not actively managed. It is passively managed. In an actively managed fund, the fund manager makes decisions about how funds are invested. A passively managed fund typically tries to track or follow a market index.

Yes, REW is passively managed. A passively managed fund typically tries to track or follow a market index. In an actively managed fund, the fund manager makes decisions about how funds are invested.

The 1-month return on REW is 0.0284%. This is the percent change in the value of REW over the most recent 1-month period. The 3-month return on REW is 0.0406%. This is the percent change in the value of REW over the most recent 3-month period.

The standard deviation of REW for the past year is 0.52%. Standard deviation is the typical amount that the daily returns vary from the mean of the returns over the time period, standardized to a period of a year.

ETFs similar to REW include TQQQ, SSO, and TNA.

ETFs correlated to REW include TECS, SQQQ, and QID.

ETFs that are inversely correlated to REW include ROM, IYW, and XLK.

Yes, REW is a Inverse (-2x) ETF: This means that REW will try to match the performance of S&P Technology Select Sector Index, but with 2x the returns.

Yes, REW is a Inverse (-2x) leveraged ETF: This means that REW will try to match the performance of S&P Technology Select Sector Index, but move 2x in the opposite direction.

Disclaimers

*

We show information directly obtained from our data provider, Xignite. Data shown here is provided by Xignite, an unaffiliated third party. Composer believes the information shown here is reliable, but has not been verified and there is no guarantee that the information is accurate.

**

We show information based on calculations performed by Composer using data from our provider. Information provided here is based on calculations performed by Composer using data sourced from Xignite, an unaffiliated third party. Composer believes this information is reliable, but has not verified the data and there is no guarantee that the calculations are accurate.