State Street Prime MM ETF Goes Live
A press release, "State Street Investment Management Unveils New Actively Managed Prime Money Market ETF," tells us, "State Street Investment Management ... announced the launch of the State Street Prime Money Market ETF (MMK), an actively managed ETF designed to meet the cash management needs of investors seeking the convenience, transparency and trading flexibility of ETFs." It quotes Anna Paglia, Chief Business Officer for State Street Investment Management, "For decades, State Street Investment Management has delivered cash solutions to many of the world's most sophisticated institutional investors. With the launch of MMK, that same expertise becomes accessible to all investors looking for ways to manage their cash with an emphasis on income, liquidity and flexibility." The release continues, "The ETF relies on the specialized experience of State Street Investment Management's cash team. It seeks to maximize current income, to the extent consistent with the preservation of capital and liquidity, by investing in a portfolio of short-term, high-quality debt obligations. Priced at 18 bps, the ETF is one of the lowest-cost active prime money market ETF strategies currently available in the U.S. The ETF is a money market fund  and invests in a broad range of money market instruments, including U.S. government securities, such as U.S. Treasury bills, notes and bonds and other securities issued or guaranteed by the U.S. government or its agencies or instrumentalities; certificates of deposits and time deposits of U.S. and foreign banks, commercial paper and other high quality obligations of U.S. or foreign companies; asset-backed securities, including asset-backed commercial paper; mortgage-related securities, including non-governmental mortgage-related securities; and repurchase agreements." It adds, "State Street Investment Management brings more than 40 years of experience serving the cash needs of investors across the globe. As of December 31, 2025, assets managed by the firm's cash team totaled $599.55 billion." For more on Money Market ETFs, see these Crane Data News stories: "ProShares Genius Money Market ETF"(1/8/26), "Boston Fed Paper Examines Vulnerabilities of MM ETFs, Tokenized MMFs" (1/7/26), "Top 10 Stories of 2025: Assets Break $8.0 Tril., Tokenized MMFs & ETFs" (12/18/25), "JPMorgan Treasury MM ETF Goes Live" (12/15/25), "HSBC Launches European Sterling, Euro Liquidity ETFs; First LVNAV ETFs" (12/4/25), "State Street Files for Prime Money Market ETF; 7th MM ETF, 2nd Prime" (11/4/25), "Barron's on Money-Market ETFs; JPMorgan Says MF Assets Headed Higher" (10/20/25), "JPMorgan Files for Money Market ETF" (7/10/25), "BlackRock Money Market ETFs Go Live; Ondo Finance on Tokenized MMFs" (2/6/25), "VettaFi Discusses Money Market ETFs" (12/11/24), "Dec. MFI: Assets Break $7.0 Tril; Top 10 of 2024; BlackRock MM ETFs" (12/6/24), "BlackRock Debuts First Euro MM ETF" (12/5/24), "FT on BlackRock Money Market ETFs" (11/18/24), "November BFI: Bond Funds Hit by Election; ETF Trends MM Substitutes" (11/15/24), "BlackRock Files for Money Market ETFs" (11/12/24) and "Texas Capital Launches Govt MM ETF" (9/26/24).
