Overview
Cross-section of U.S. money-market funds from SEC Form N-MFP monthly filings. Yield and WAM are fund-level medians. Liquidity floors apply to N-MFP3 reporters only.
N-MFP report dates 2026-07-31
Net assets
$9.0T
Series
325
Median gross yield
3.73%
Median WAM
37 days
| Segment | Funds | AUM | Med. Yield | Med. WAM | Med. Wkly Liq. |
|---|---|---|---|---|---|
| Government | 241 | $7.4T | 3.73% | 38d | 81.7% |
| Prime | 43 | $1.5T | 3.84% | 37d | 51.6% |
| Tax-exempt | 41 | $155.5B | 2.48% | 30d | 73.0% |
AUM by segment — trailing history
- Median weekly liq.
- 78.1%0 below 30% floor
- Fed funds (latest)
- —
- SOFR monthly mean (latest)
- —