What is ACM's market cap?

$8.78B, based on the Nov 4 close of $68.20.

What is ACM's P/E ratio?

30.5× trailing-twelve-month earnings of $288.04M.

Does Aecom pay a dividend?

Yes. The latest regular dividend was $0.31 per share (ex-date Oct 14), an annualised yield of 1.82%.

How much of ACM is sold short?

6.2M shares, 4.8% of float, as of Oct 15, 2026.

What sector is ACM in?

Industrials, in the Engineering Services industry.

NYSE · ACMIndustrialsEngineering Services

Aecom (ACM)

$68.20+2.94%

Close Nov 4, 2026 · split-adjusted

Nov 4, 2026$68.20▼ 47.86% in range

Nov 4, 2025Low $58.02 · High $133.80Nov 4, 2026

What changed · written from our data

As of Nov 4, 2026

Aecom closed at $68.20 on Nov 4, up 2.94%, 49.0% below its 52-week closing high. Volume of 1.3M shares was 1.08× its 20-day average (close to normal).

Split-adjusted performance: +13.4% over one month, -18.7% over six months, -48.2% over one year.

In the quarter ended Jun 30, 2026, revenue was $3.59B, down 14.2% from a year earlier, with a net margin of -2.4%.

Short interest was 6.2M shares at the Oct 15 settlement, up 3.8% from the prior report (4.8% of float, 4.4 days to cover).

Market cap$8.78B128.7M shares

Revenue · quarter$3.59B−14.2% YoY

Diluted EPS$-0.67−168.4% YoY

P/E · TTM30.5×P/S 0.6×

Net margin-2.4%Gross -0.9%

Dividend yield1.82%$0.31 last paid

52-week range58.02 – 133.80−49.0% from high

Volume1.3M1.08× 20-day avg

Volatility · 60d37.6%Annualised

Short % of float4.8%4.4 days to cover

Net cash-$1.70BCash $1.01B

Next earnings—Not scheduled

Split-adjusted performance

1W +9.5%1M +13.4%3M −9.0%6M −18.7%YTD −28.5%1Y −48.2%3Y −9.7%5Y +1.9%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Engineering Services

Percentile among 7 companies (100 = best)

6-month momentum—

Revenue growth—

Net margin—

Value (low P/E)—

Size—

Industry medians: 6-month return −16.8%, revenue growth −4.5%, net margin 6.4%, P/E 28.5×.

Short interest

Details →

Shares short6.2M+3.8% vs prior

Days to cover4.4Settled Oct 15

% of float4.8%

Short vol. 10d50.5%of daily volume

Closest peers by size in Engineering Services

Company	Price	Today	6M	Rev. growth	Net margin	P/E	Mkt cap
ACMAecom	$68.20	+2.94%	−18.7%	−14.2%	−2.4%	30.5	$8.78B
TTEKTetra Tech	$40.94	+3.88%	+32.0%	−4.5%	8.4%	24.0	$10.48B	Compare
VSECVSE	$163.96	+0.61%	−21.0%	+65.0%	6.4%	61.3	$4.60B	Compare
WLDNWilldan Group	$74.20	−0.59%	−2.0%	+33.2%	10.5%	17.3	$1.13B	Compare
MGMistras Group	$20.23	+0.25%	+9.2%	+4.6%	3.4%	31.0	$644.7M	Compare
ACFNAcorn Energy	$16.10	−1.29%	−16.8%	−29.4%	11.8%	26.4	$40.8M	Compare
OFALOFA Group	$0.2888	+13.84%	−96.3%	−21.5%	−12783.2%	—	$1.9M	Compare

News about Aecom

All news →

Can AECOM Sustain 5%-8% Organic Growth as Backlog Hits a Record?Zacks Investment Research · Sep 29, 2026Neutral AECOM Stock Falls 30% in the Past Six Months: Is a Rebound Ahead?Zacks Investment Research · Sep 22, 2026▼ Negative AECOM vs. Jacobs: Which Infrastructure Stock Has More Upside?Zacks Investment Research · Sep 8, 2026▼ Negative Can AECOM's 200-GPM Silicon Valley Project Boost Water Growth?Zacks Investment Research · Sep 4, 2026Neutral AECOM Expands Infrastructure Footprint With Northland Corridor WinZacks Investment Research · Sep 1, 2026Neutral

Quick answers

What does Aecom do?: Aecom is one of the largest global providers of advisory, design, and engineering services. It serves a broad spectrum of end markets, including water, transportation, and environment.
What is ACM's market cap?: $8.78B, based on the Nov 4 close of $68.20.
What is ACM's P/E ratio?: 30.5× trailing-twelve-month earnings of $288.04M.
Does Aecom pay a dividend?: Yes. The latest regular dividend was $0.31 per share (ex-date Oct 14), an annualised yield of 1.82%.
How much of ACM is sold short?: 6.2M shares, 4.8% of float, as of Oct 15, 2026.
What sector is ACM in?: Industrials, in the Engineering Services industry.

About Aecom

Aecom is one of the largest global providers of advisory, design, and engineering services. It serves a broad spectrum of end markets, including water, transportation, and environment. Based in Dallas, Aecom employs 51,000 people. The company generated $16.1 billion in sales in fiscal 2025.

HQ: Dallas, TX51,000 employeesListed May 10, 2007aecom.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology