SPDR Portfolio Mortgage Backed Bond ETF (NYSEARCA:SPMB) Short Interest Down 37.4% in August

Posted by Doug Wharley on Sep 17th, 2026

SPDR Portfolio Mortgage Backed Bond ETF (NYSEARCA:SPMB – Get Free Report) was the target of a large decrease in short interest during the month of August. As of August 31st, there was short interest totaling 240,258 shares, a decrease of 37.4% from the August 15th total of 384,061 shares. Based on an average trading volume of 1,121,072 shares, the days-to-cover ratio is currently 0.2 days. Approximately 0.1% of the company’s stock are sold short.

Institutional Inflows and Outflows

A number of hedge funds have recently modified their holdings of the stock. Kingdom Financial Group LLC. acquired a new position in SPDR Portfolio Mortgage Backed Bond ETF in the fourth quarter valued at $28,000. Emergent Wealth Advisors LLC purchased a new stake in shares of SPDR Portfolio Mortgage Backed Bond ETF in the 2nd quarter valued at about $43,000. Compass Financial Management LLC purchased a new stake in shares of SPDR Portfolio Mortgage Backed Bond ETF in the 2nd quarter valued at about $43,000. Jim Saulnier & Associates LLC acquired a new stake in shares of SPDR Portfolio Mortgage Backed Bond ETF in the 2nd quarter valued at about $57,000. Finally, Avant Capital LLC acquired a new stake in shares of SPDR Portfolio Mortgage Backed Bond ETF in the 2nd quarter valued at about $62,000.

SPDR Portfolio Mortgage Backed Bond ETF Price Performance

SPMB stock traded up $0.14 during trading on Thursday, hitting $21.66. 1,018,360 shares of the company’s stock were exchanged, compared to its average volume of 1,046,721. The business has a 50-day moving average price of $21.94 and a two-hundred day moving average price of $22.19. SPDR Portfolio Mortgage Backed Bond ETF has a 52-week low of $21.48 and a 52-week high of $22.87.

About SPDR Portfolio Mortgage Backed Bond ETF

(Get Free Report)

The SPDR Portfolio Mortgage Backed Bond ETF (SPMB) is an exchange-traded fund that is based on the Bloomberg U.S. MBS index. The fund tracks an index of US agency mortgage pass-through debt. SPMB was launched on Jan 15, 2009 and is managed by State Street.