NYSE · MMK · ETF
State Street Prime Money Market ETF (MMK) ETF price history
Every NYSE trading session of State Street Prime Money Market ETF from Feb 12, 2026 to Sep 28, 2026: 157 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
MMK adjusted close, 2026 to 2026
- $100.27
- All time high, 2026
- $100.27
- 52 week high, $98.69 low
- 157
- Daily sessions since 2026
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2026 to 2026 series and minute bars.
MMK key facts
- State Street Prime Money Market ETF (MMK) closed at $100.26 on Sep 28, 2026 on NYSE.
- MMK's all time high close is $100.27, set on Sep 25, 2026; its all time low close is $98.65 on Feb 12, 2026.
- MMK's 52 week range is $98.69 to $100.27.
- MMK's deepest drawdown was -0.3% from Jul 24, 2026 to Aug 24, 2026.
- DataCedar holds 157 daily sessions of MMK history from Feb 12, 2026 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
MMK price chart, 2026 to 2026
MMK returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +0.3% |
| 3 months | +0.3% |
| 6 months | +1.2% |
| Year to date | n/a |
| 1 year | n/a |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Feb 12, 2026 | +1.6% |
MMK records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $100.27 on Sep 25, 2026
- All time low close
- $98.65 on Feb 12, 2026
- 52 week high
- $100.27 on Sep 25, 2026
- 52 week low
- $98.69 on Feb 13, 2026
- Deepest drawdown
- -0.3% from Jul 24, 2026 to Aug 24, 2026, recovered Sep 25, 2026
- Best single session
- +0.1% on Apr 2, 2026
- Worst single session
- -0.3% on Jul 27, 2026
- Volatility, 1 year annualised
- 0.6%
- Sessions closing higher, 1 year
- 81%
MMK price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2026 starts on Feb 12, 2026; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $98.65 | $100.27 | $98.64 | $100.26 | n/a | 202.9K | 157 |
MMK monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $100.26 | +0.3% |
| August 2026 | $100.00 | -0.0% |
| July 2026 | $100.02 | +0.0% |
| June 2026 | $99.99 | +0.3% |
| May 2026 | $99.73 | +0.3% |
| April 2026 | $99.40 | +0.3% |
| March 2026 | $99.10 | +0.3% |
| February 2026 | $98.82 | n/a |
About the MMK data
Daily bars. 157 sessions from Feb 12, 2026 to Sep 28, 2026, one row per NYSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Feb 12, 2026, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/MMK/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE
Common questions
MMK share price history
