What is the S&P MidCap 400 forecast?

The S&P MidCap 400 (^MID) is forecasted using our adaptive model ensemble that generates 7-day, 14-day, and 28-day predictions with confidence intervals and expected zone analysis. View the latest S&P MidCap 400 forecast on this page.

What is the S&P MidCap 400 expected price range?

The S&P MidCap 400 expected move is estimated as a symmetric range around the current level across 7-day, 14-day, and 28-day horizons, derived from recent realized volatility. These are magnitude estimates, not directional predictions — see the expected-move ranges on this page.

How accurate are S&P MidCap 400 predictions?

Sigmanomics tracks all forecast accuracy transparently. View median absolute error and zone-containment metrics for S&P MidCap 400 and all other instruments on our Performance page at sigmanomics.com/performance.

How much could ^MID move?

^MID has an expected move of roughly ±1.3% over 7 days, ±2.0% over 14 days, ±3.1% over 28 days — symmetric ranges around the current price derived from recent realized volatility. These are magnitude estimates, not directional predictions. ^MID's recent path efficiency (ER) is 0.38 over the trailing 14 sessions, indicating a moderately trending path.

S&P MidCap 400 (^MID) Index Forecast — Price Prediction & Analysis

Primary economy: United States economic indicators

Sam Bourgi, Analyst

Sam Bourgi is an analyst, writer and financial market commentator featured in and cited by U.S. Congress, Department of Justice, Chicago Board Options Exchange, Barron's and Forbes. He covers stocks, bonds, mutual funds, ETFs, forex, Bitcoin, cryptocurrency, real estate and macroeconomics. He has written over 25,000 articles and over 40 whitepapers and e-books.

S&P MidCap 400 (^MID) Index Forecast — Price Prediction & Analysis

Sigmacast expected range · 7–28-day calibrated zone

Forecast batch: 9/4/26

^MID's band is still building its audit record. Sigmacast's calibrated band is sized from realized volatility and graded against every terminal close as its audit record builds. Horizon grades appear as each one's history matures — current status is below.

short-term trend: choppy · flat7d

7 Day^prov

± 1.3%

expected move

path efficiency (ER)0.22

0 choppy/rangetrend 1.0

7-day window · fewer obs, noisier

60/80/95 · ±1.3/2.0/3.1%

medium-term trend: choppy · drifted down14d

14 Day^prov

± 2.0%

expected move

path efficiency (ER)0.38

0 choppy/rangetrend 1.0

60/80/95 · ±2.0/3.0/4.8%

long-term trend: choppy · flat28d

28 Day^prov

± 3.1%

expected move

path efficiency (ER)0.01

0 choppy/rangetrend 1.0

60/80/95 · ±3.1/4.7/7.5%

Nested 60 / 80 / 95 calibrated expected-range · centered on current price (gold tick)

Macro correlations · context (not confirmation)

8 correlated indicators

Observed historical correlations, not forward signals.

Positively correlated: Gross Domestic Product MoM (r=+0.99), Interest Rate Decision (r=+0.94), BoE MPC Vote Cut (r=+0.91), Consumer Confidence (r=+0.90)

Inversely correlated: Trade Balance (r=-0.94), Inflation Rate YoY (r=-0.92), Inflation Expectations (r=-0.91), CPI MoM (r=-0.91)

^MID

indices

Current Price

September 05, 2026

Market Closed

3784.99

Actual

August 05, 2026

-2.15%

3868.26

1 Month Ago

September 05, 2025

+17.31%

3226.41

1 Year Ago

Upcoming Forecasts

View All Forecasts →

^MID · INDICES

14-DAY FORECAST · 9/19/26

EXPECTED MOVE± 2.0%range 3710.15 – 3859.83 · 14D

Upper / lower bound3859.83 / 3710.15

Outside-range leveloutside 3710.15 – 3859.83price exits the expected band (either side)

Containment~60% (provisional)band hits its stated rate (backtest)

Term structure · expected move by horizon

Containment = how often the band held (backtest) — magnitude only, not a directional record.

Outcome legend

Magnitude · primary

How big was the move vs the forecast band?

+12.4%band-relative outcome efficiency

—efficiency not yet computed for this trade

Zone

Did price stay inside the expected band?

CONTAINEDentry price inside the expected band

BREACHED HIGHentry above the band's upper bound

BREACHED LOWentry below the band's lower bound

· · · Explore all 9 models across all timeframes on Sigmanomics · · ·

Signal Tracker Record / PerformancePast Performance →

Forecasts generated by Sigmanomics engine. Not financial advice.

SETUP

The S&P MidCap 400 (^MID) is a market index covered by the Sigmanomics analytics platform. The ^MID index closed at 3,785.34 on September 4, 2026, reflecting a gain of 0.18% from the previous close of 3,778.71.

WHAT'S DRIVING IT

Over the past 30 days, the index has experienced a sideways movement with a decline of 0.33%, ranging between 3,714.52 and 3,928.98. The price currently trades below its 20-day moving average of 3,828.80. The 14-day RSI stands at 46.8, in neutral territory, indicating balanced momentum.

THE RISK

Over the same 30-day window, daily-return volatility was 0.81%, reflecting subdued price variability for this index. Across the past 52 weeks, the index has traded between 3,107.41 and 3,928.98, with the current price near the high end of that range.

WHAT WE'RE WATCHING NEXT

Daily-return volatility of 0.81% is subdued for this index, leaving recent ranges compressed — watch for a decisive break of the band as the more telling development. ^MID is currently trading 1.14% below its 20-day moving average and sitting in the upper portion of its 52-week range. Its 14-day RSI reads 46.8, currently in neutral territory.

Auto-generated from Sigmanomics market data. Last update Sep 2026.

Sigmacast forecasts span six horizons — 30-minute, 1-hour, 2-hour, 4-hour, 12-hour, and daily — refreshed continuously as new bars arrive.

Primary economy: United States economic indicators

Sam Bourgi, Analyst

Sigmacast expected range · 7–28-day calibrated zone

Forecast batch: 9/4/26

short-term trend: choppy · flat7d

7 Day^prov

± 1.3%

expected move

path efficiency (ER)0.22

0 choppy/rangetrend 1.0

7-day window · fewer obs, noisier

60/80/95 · ±1.3/2.0/3.1%

medium-term trend: choppy · drifted down14d

14 Day^prov

± 2.0%

expected move

path efficiency (ER)0.38

0 choppy/rangetrend 1.0

60/80/95 · ±2.0/3.0/4.8%

long-term trend: choppy · flat28d

28 Day^prov

± 3.1%

expected move

path efficiency (ER)0.01

0 choppy/rangetrend 1.0

60/80/95 · ±3.1/4.7/7.5%

Nested 60 / 80 / 95 calibrated expected-range · centered on current price (gold tick)

Macro correlations · context (not confirmation)

8 correlated indicators

Observed historical correlations, not forward signals.

Positively correlated: Gross Domestic Product MoM (r=+0.99), Interest Rate Decision (r=+0.94), BoE MPC Vote Cut (r=+0.91), Consumer Confidence (r=+0.90)

Inversely correlated: Trade Balance (r=-0.94), Inflation Rate YoY (r=-0.92), Inflation Expectations (r=-0.91), CPI MoM (r=-0.91)

^MID

indices

Current Price

September 05, 2026

Market Closed

3784.99

Actual

August 05, 2026

-2.15%

3868.26

1 Month Ago

September 05, 2025

+17.31%

3226.41

1 Year Ago

Upcoming Forecasts

View All Forecasts →

^MID · INDICES

14-DAY FORECAST · 9/19/26

EXPECTED MOVE± 2.0%range 3710.15 – 3859.83 · 14D

Upper / lower bound3859.83 / 3710.15

Outside-range leveloutside 3710.15 – 3859.83price exits the expected band (either side)

Containment~60% (provisional)band hits its stated rate (backtest)

Term structure · expected move by horizon

Containment = how often the band held (backtest) — magnitude only, not a directional record.

Outcome legend

Magnitude · primary

How big was the move vs the forecast band?

+12.4%band-relative outcome efficiency

—efficiency not yet computed for this trade

Zone

Did price stay inside the expected band?

CONTAINEDentry price inside the expected band

BREACHED HIGHentry above the band's upper bound

BREACHED LOWentry below the band's lower bound

· · · Explore all 9 models across all timeframes on Sigmanomics · · ·

Signal Tracker Record / PerformancePast Performance →

Forecasts generated by Sigmanomics engine. Not financial advice.

SETUP

WHAT'S DRIVING IT

THE RISK

WHAT WE'RE WATCHING NEXT

Auto-generated from Sigmanomics market data. Last update Sep 2026.

Sigmacast forecasts span six horizons — 30-minute, 1-hour, 2-hour, 4-hour, 12-hour, and daily — refreshed continuously as new bars arrive.

S&P MidCap 400 (^MID) Index Forecast — Price Prediction & Analysis

Sam Bourgi, Analyst

S&P MidCap 400 (^MID) Index Forecast — Price Prediction & Analysis

^MID

Current Price

Upcoming Forecasts

SETUP

WHAT'S DRIVING IT

THE RISK

WHAT WE'RE WATCHING NEXT

Related Pairs

Correlated Economic Indicators

Sam Bourgi, Analyst

^MID

Current Price

Upcoming Forecasts

SETUP

WHAT'S DRIVING IT

THE RISK

WHAT WE'RE WATCHING NEXT

Related Pairs

Correlated Economic Indicators

S&P MidCap 400 (^MID) Index Forecast — Price Prediction & Analysis

Sam Bourgi, Analyst

S&P MidCap 400 (^MID) Index Forecast — Price Prediction & Analysis

^MID

Current Price

Upcoming Forecasts

→ SETUP

→ WHAT'S DRIVING IT

→ THE RISK

→ WHAT WE'RE WATCHING NEXT

Related Pairs

Correlated Economic Indicators

Sam Bourgi, Analyst

^MID

Current Price

Upcoming Forecasts

→ SETUP

→ WHAT'S DRIVING IT

→ THE RISK

→ WHAT WE'RE WATCHING NEXT

Related Pairs

Correlated Economic Indicators

SETUP

WHAT'S DRIVING IT

THE RISK

WHAT WE'RE WATCHING NEXT

SETUP

WHAT'S DRIVING IT

THE RISK

WHAT WE'RE WATCHING NEXT