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ETFs

ProShares Short Real Estate

REK
$—
Today’s Change
— (—)

Snapshot
*

Inception Date
Mar 16, 2010
Expense Ratio
0.95%
Type
US Equities
Fund Owner
ProShares
Volume (1m avg. daily)
$670,940
AUM
$43,071,230
Associated Index
S&P Real Estate Select Sector Index
Inverse/Leveraged
Inverse (-1)
Passive/Active
Passive
Fractionable on Composer
Yes
Prospectus
View

Top 10 Holdings

—
Net Other Assets (Liabilities)
100%
—
Derivatives offset
99.95%
Invest with REK
Trade REK Options

What is REK?

ProShares Short Real Estate seeks daily investment results, before fees and expenses, that correspond to the inverse (-1x) of the daily performance of the S&P Real Estate Select Sector Index.

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

for the time period Mar 18, 2010 to Dec 16, 2025

Returns

1M Trailing Return: 0.6%

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

3M Trailing Return: 4.2%

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

Measures of Risk or Volatility

Max Drawdown: -84.6%

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

Standard Deviation: 20.1%

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: -0.40

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: -0.11

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

ETFs related toREK

ETFs correlated to REK include SRS, DRV, RWM

REK
ProShares Trust - ProShares Short Real Estate -1x Shares
SRS
ProShares Trust - ProShares UltraShort Real Estate -2x Shares
DRV
Direxion Shares ETF Trust - Direxion Daily Real Estate Bear -3X Shares
RWM
ProShares Trust - ProShares Short Russell2000 -1x Shares
SRTY
ProShares Trust - ProShares UltraPro Short Russell2000 -3x Shares
TZA
Direxion Shares ETF Trust - Direxion Daily Small Cap Bear 3X Shares
TWM
ProShares Trust - ProShares UltraShort Russell2000 -2x Shares
SPXU
ProShares Trust - ProShares UltraPro Short S&P 500
SPXS
Direxion Shares ETF Trust - Direxion Daily S&P 500 Bear -3X Shares
SDS
ProShares Trust - ProShares UltraShort S&P500 -2x Shares
SPDN
Direxion Shares ETF Trust - Direxion Daily S&P 500 Bear 1X Shares

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
Related toREK

Simon | KMLM switcher | Simon Shorts Ed. + MbM | (single pops)| BT 4/13/22

Category

Trend-following, RSI momentum, volatility hedging, leveraged ETFs, inverse ETFs, managed futures (KMLM), bonds/cash, tech/semis/small-cap/biotech, risk-on/off

OOS Cumulative Return

102.03%

Sector Portfolio

Category

Sector rotation, mean reversion, momentum, inverse/leveraged ETFs, volatility-weighted, daily rebalancing

OOS Cumulative Return

33.15%

Create your own algorithmic trading strategy with REK using Composer

FAQ

REK is a US Equities ETF. ProShares Short Real Estate seeks daily investment results, before fees and expenses, that correspond to the inverse (-1x) of the daily performance of the S&P Real Estate Select Sector Index.

REK tracks the S&P Real Estate Select Sector Index.

No, REK 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, REK 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 REK is 0.0557%. This is the percent change in the value of REK over the most recent 1-month period. The 3-month return on REK is 0.0761%. This is the percent change in the value of REK over the most recent 3-month period.

The standard deviation of REK for the past year is 0.2215%. 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 REK include URE, SSO, and TNA.

ETFs correlated to REK include SRS, DRV, and RWM.

ETFs that are inversely correlated to REK include IYR, XLRE, and DRN.

No, REK is not a leveraged ETF.

Yes, REK is a Inverse (-1) leveraged ETF: This means that REK will try to match the performance of S&P Real Estate Select Sector Index, but move 1x 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.