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Martin Marietta Materials, Inc.
$531.05 0.47% today
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Why Martin Marietta Materials, Inc. (MLM) stock moved

Updated Aug 29, 2026

Martin Marietta Materials, Inc. (MLM) shares rose 0.5% to $531.05 as of August 29, 2026, a slight gain from the prior close of $528.59. BestStocks flagged the session as a major change for MLM. The move is tied to price move down. Below, we break down what changed for MLM, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

MLM climbed 0.5% to $531.05

MLM rose 0.5% in its latest session, moving from $528.59 to $531.05.

Material / EarningsWeak confidence
Rel. volume
1.0×
Below Avg
Vs peers
No comparable peers
Market cap
$31.9B
New York Stock Exchange
Analyst target
$649
+22.2% vs price
Price chart
Jul 29 – Aug 28
VEFFEEFEE$522$546$571Jul 29Aug 6Aug 13Aug 21Aug 28
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details

What it means for Martin Marietta Materials, Inc. investors

For Martin Marietta Materials, Inc. investors, the recent signals add up to a bearish shift. On the constructive side: Material positive event; Positive 0.5% session move. Weighing against that: Martin Marietta Materials filed an 8-K material event report today alongside an earnings report filing, triggering a 4.40% intraday decline to $544.60; MLM moved -4.07% from $594.17 to $570.00 on 2026-07-08. Wall Street's consensus price target sits at $648.90, implying +22.2% upside from $531.05. BestStocks rates the overall signal quality weak (35/100). With earnings roughly 66 days out, the next report is the most likely near-term test of the move.

MLM price reaction

MLM last traded at $531.05, up $2.46 (+0.47%) from the previous close of $528.59. The session traded on 1.0× average volume (below avg), so participation was unremarkable. Over the past month the stock has ranged between $522.81 and $569.66, and it currently sits about 18% of the way up that band.

Bullish and bearish analyst opinions on Martin Marietta Materials, Inc. (MLM)

The consensus analyst price target on Martin Marietta Materials, Inc. (MLM) is $648.90, 22.2% above the recent $531.05. Over the past 90 days analysts logged 0 upgrades, 10 maintains, and 0 downgrades. Here is how the bullish and bearish cases on MLM line up.

The bullish case

  • Wall Street's consensus price target of $648.90 implies +22.2% upside from $531.05.
  • The Street's most bullish target is $730.00 (+37.5%).
  • Material positive event.
  • Positive 0.5% session move.

The bearish case

  • Martin Marietta Materials filed an 8-K material event report today alongside an earnings report filing, triggering a 4.40% intraday decline to $544.60.
  • MLM moved -4.07% from $594.17 to $570.00 on 2026-07-08.
  • MLM declined 0.81% to $576.50 in early trading.
Bull vs bear balanceBearish Shift
BearishNeutralBullish

Weighing both sides, BestStocks' composite read of recent signals is bearish, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.

Analyst price targets and ratings are FMP consensus figures as of Aug 29, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.

Analyst expectations
Consensus target: $649+22.2%
= 10 maintains
Morgan Stanley maintained Overweight · 2026-08-13
SEC filings watch
No recent filings
Peer context
MLM+0.5%

Previous notable changes for MLM

Filings2026-08-12-1.8%
Martin Marietta Materials, Inc. (MLM) filed a new 8-K on 2026-08-12. The specific content and reason for the filing were not disclosed in available sources.
Filings2026-08-10+0.2%
Martin Marietta Materials, Inc. (MLM) filed a new 8-K on 2026-08-10. The audit found the filing event but did not identify the specific disclosures or material event triggering the filing.
Material / Earnings2026-08-06-2.7%
MLM moved -2.94% from its $554.60 open to a $538.28 close on 2026-08-06.
Material / Earnings2026-07-31-2.8%
Martin Marietta Materials, Inc. (MLM) moved -2.68% on July 31, 2026, the day after reporting Q2 FY2026 earnings that beat consensus EPS by 5.04% ($5.00 vs. $4.76 estimate on July 30). We checked news, analyst updates, SEC filings, and corporate actions — no external catalyst for the decline was found. The move appears to be profit-taking following the earnings beat, with volume 1.3x average and the stock reaching a new 30-day low.
Upcoming catalysts & outlook
Next earnings
2026-11-03 (est.)
in 66 days
Thesis shift
Bearish Shift
bearish signal
Risk level
High
from change events

Frequently asked questions about MLM

Why did Martin Marietta Materials, Inc. (MLM) stock move?

MLM rose 0.5% to $531.05. No single company-specific catalyst was confirmed during the move window, and it looks technical.

How much did MLM stock rise?

MLM gained 0.47% ($2.46) versus the prior close of $528.59, last trading at $531.05 on 1.0× average volume.

When is Martin Marietta Materials, Inc.'s next earnings date?

MLM's next earnings report is estimated for 2026-11-03 — about 66 days away.

What is the analyst price target for MLM?

The consensus analyst price target for MLM is $648.90, about 22.2% above the current $531.05. Over the past 90 days, analysts recorded 0 upgrades, 10 maintains, and 0 downgrades.

How BestStocks tracks MLM

This page is generated automatically by BestStocks' change-detection system after price move down was detected and verified against independent data sources. It draws on 20 tracked change events for MLM, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of August 29, 2026 and refresh as new information is detected; for companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.

Data sources
FMP real-time & historical price dataSEC EDGAR filingsFMP earnings & estimatesAnalyst ratings & price targets (FMP)Earnings calendar (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.