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Last update: Aug 10, 2026, 6:28 PM ET
Aecom
$73.30 3.35% today
Pre-market

Why Aecom (ACM) stock moved

Updated Aug 11, 2026

Aecom (ACM) shares fell 3.3% to $73.30 as of August 11, 2026, a moderate decline from the prior close of $75.84. BestStocks flagged the session as a major change for ACM. The move is tied to an earnings miss. Below, we break down what changed for ACM, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

Earnings Miss

ACM fell 3.3% in its latest session, moving from $75.84 to $73.30.

Material / EarningsMedium confidence
Rel. volume
1.5×
Above Avg
Vs peers
No comparable peers
Market cap
$9.4B
New York Stock Exchange
Analyst target
$99
+35.1% vs price
Price chart
Jul 13 – Aug 11
EFVEEEEE$67$72$76Jul 13Jul 20Jul 28Aug 4Aug 11
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 Aecom investors

For Aecom investors, the recent signals add up to a bearish shift. On the constructive side: ACM moved +2.76% from $67.74 to $69.61 on 2026-07-06. Weighing against that: Earnings missed expectations; Negative session, down 3.3%. Wall Street's consensus price target sits at $99.00, implying +35.1% upside from $73.30. BestStocks rates the overall signal quality medium (69/100).

ACM price reaction

ACM last traded at $73.30, down $2.54 (-3.35%) from the previous close of $75.84. The session traded on 1.5× average volume (above avg), so the move carried above-average conviction. Over the past month the stock has ranged between $67.47 and $75.84, and it currently sits about 70% of the way up that band.

Bullish and bearish analyst opinions on Aecom (ACM)

The consensus analyst price target on Aecom (ACM) is $99.00, 35.1% above the recent $73.30. Over the past 90 days analysts logged 0 upgrades, 7 maintains, and 0 downgrades. Here is how the bullish and bearish cases on ACM line up.

The bullish case

  • Wall Street's consensus price target of $99.00 implies +35.1% upside from $73.30.
  • The Street's most bullish target is $111.00 (+51.4%).
  • ACM moved +2.76% from $67.74 to $69.61 on 2026-07-06.

The bearish case

  • Earnings missed expectations.
  • Negative session, down 3.3%.
  • AECOM fell 3.55% to $67.33 intraday on below-average volume (0.37x expected).
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 11, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.

Analyst expectations
Consensus target: $99+35.1%
= 7 maintains
RBC Capital maintained Outperform · 2026-07-22
SEC filings watch
8-K2026-08-10
Material event — review for impact
high
8-K2026-06-11
Material event — review for impact
high
8-K2026-06-03
Material event — review for impact
high
10-Q2026-05-12
Quarterly financial results
medium
Peer context
ACM-3.3%

Previous notable changes for ACM

Filings2026-08-10-3.3%
Aecom (ACM) filed a new 8-K on August 10, 2026. The audit found the filing announcement but did not disclose the specific event(s) triggering the filing.
Activity2026-08-10-3.3%
Aecom (ACM) moved -3.55% from $76.00 to $73.30 on 2026-08-10. We checked news, earnings, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The move occurred on elevated volume (2.7x the 5-day average), suggesting deliberate selling.
Material / Earnings2026-08-07+1.2%
Aecom (ACM) moved +0.58% from $75.40 to $75.84 on 2026-08-07, reaching a new 30-day high. We checked news, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume remained near its 5-day average.
Material / Earnings2026-08-04+1.3%
Aecom (ACM) moved +1.31% from $74.77 to $75.75 on 2026-08-04, reaching a new 30-day high. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The move appears to be technical, with ACM reaching a new 30-day high on near-average volume.
Upcoming catalysts & outlook
Next earnings
Unknown
Thesis shift
Bearish Shift
bearish signal
Risk level
Medium
from change events

Frequently asked questions about ACM

Why did Aecom (ACM) stock move?

ACM fell 3.3% to $73.30. No single company-specific catalyst was confirmed during the move window, and it looks technical.

How much did ACM stock fall?

ACM lost 3.35% ($2.54) versus the prior close of $75.84, last trading at $73.30 on 1.5× average volume.

What is the analyst price target for ACM?

The consensus analyst price target for ACM is $99.00, about 35.1% above the current $73.30. Over the past 90 days, analysts recorded 0 upgrades, 7 maintains, and 0 downgrades.

How BestStocks tracks ACM

This page is generated automatically by BestStocks' change-detection system after an earnings miss was detected and verified against independent data sources. It draws on 11 tracked change events for ACM, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of August 11, 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 dataFMP earnings & estimatesSEC EDGAR filingsAnalyst ratings & price targets (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.