Industrials

AECOM (ACM) options and signal

Figures as of 28 Sep 2026

ACM is AECOM, an Industrials name the model ranks every trading day. The options figures are from the close on 28 Sep 2026. The model's figures are from 25 Sep 2026, one trading day behind the latest, as the Free plan shows them. Every model figure is paper trading.

Membership gets tonight's signals the night they publish. Free gets every options screen, never delayed, and the signals one trading day behind.

Start free See the plans

At a glance

Figure	Value	Date
IV rank	89 of 100	28 Sep
At the money IV	49.2%	28 Sep
Priced move to 16 Oct	11.7% down, 8.4% up	28 Sep
Call wall and put wall	60 and 62.5	28 Sep
Signal and the desk's view	No signal, view bullish	25 Sep
Last close	59.42	28 Sep
Next report	17 Nov 2026	28 Sep

Options Snapshot

ACM's IV rank is 89 of 100 on 28 Sep 2026.

Figure	Value
IV rank	89 of 100
At the money IV	49.2%, near month, 18 days
Put/call ratio, open interest	1.26
Call open interest, strikes captured near the price	3,920 contracts
Put open interest, strikes captured near the price	4,940 contracts
Cost to trade at the money	Wide, 52.2% of the option's mid price

IV rank is where the at the money IV sits among ACM's own weekly readings, 0 the lowest and 100 the highest.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Options Snapshot in RingMaster The Options Snapshot guide

Priced Range

On 28 Sep 2026, ACM options priced a move of 11.7 percent down and 8.4 percent up by 16 Oct 2026.

Expiry	Days	Down	Up	Range
16 Oct 2026	18	11.7%	8.4%	52.45 to 64.39
20 Nov 2026	53	18.3%	16.3%	48.52 to 69.12
18 Dec 2026	81	23.1%	20.4%	45.72 to 71.52
19 Mar 2027	172	27.9%	27.6%	42.82 to 75.82

The range is one standard deviation either side of the close of 59.42, as the option prices imply it.

A priced move restates option prices at the close and says nothing certain about where the price goes.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Priced Range in RingMaster The Priced Range guide

Gamma Map

On 28 Sep 2026, ACM's call wall is the 60 strike and its put wall is the 62.5 strike.

Figure	Value
Call wall, most open call gamma	60
Put wall, most open put gamma	62.5
Net dollar gamma, calls minus puts	minus $150,168
Total dollar gamma, both sides	$867,134
Close	59.42

Dollar gamma is stated for a one percent move in the price.

Net is calls minus puts under the standard convention, not a record of who holds the contracts.

Net gamma changes sign at 4 strikes, so no single flip strike is named.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Gamma Map in RingMaster The Gamma Map guide

Volatility History

On 28 Sep 2026, ACM's at the money IV is 49.2 percent against 20 day realized volatility of 32.1 percent.

Figure	Value
At the money IV	49.2%
Realized volatility, 20 trading days	32.1%
Realized volatility, 60 trading days	44.2%
IV against its own weekly record	High, in the top fifth
Weekly readings on record	841, from 8 Jan 2010
Weeks the price moved more than the one week priced move	22.9% of 236 weeks

Realized volatility is worked out from the daily closes the desk holds, not from the option chain.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Volatility History in RingMaster The Volatility History guide

Volatility Weather

On 28 Sep 2026, ACM's at the money IV runs from 49.2 percent at 18 days to 40.9 percent at 172 days.

Days to expiry	At the money IV
18	49.2%
53	45.9%
81	45.4%
172	40.9%

Near expiries price more volatility than far ones, an inverted term structure.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Volatility Weather in RingMaster The Volatility Weather guide

Volatility Smile

On 28 Sep 2026, at the 53 day expiry, ACM's IV ten percent below the price sits 0.7 points above at the money IV.

Strike area	Implied volatility	Against at the money
10% below the price	46.6%	+0.7 points
At the money	45.9%	0.0 points
10% above the price	47.0%	+1.1 points

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Volatility Smile in RingMaster The Volatility Smile guide

Volatility Surface

On 28 Sep 2026, ACM's surface spans 4 expiries out to 172 days, with IV from 40.1 to 56.3 percent near the price.

Figure	Value
Expiries captured	4
Nearest expiry	16 Oct 2026, 18 days
Farthest expiry	19 Mar 2027, 172 days
Points within 10% of the price, 7 days out or more	20
Lowest IV among them	40.1%
Highest IV among them	56.3%

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Volatility Surface in RingMaster The Volatility Surface guide

Expiry Ladder

On 28 Sep 2026, ACM has 4 captured expiries, from 16 Oct 2026 to 19 Mar 2027.

Expiry	Days	At the money IV	Call open interest	Put open interest
16 Oct 2026	18	49.2%	1,175	1,118
20 Nov 2026	53	45.9%	132	68
18 Dec 2026	81	45.4%	1,644	3,209
19 Mar 2027	172	40.9%	972	544

Open interest is summed over the strikes captured near the price on each expiry.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Expiry Ladder in RingMaster The Expiry Ladder guide

Strike Table

On 28 Sep 2026, ACM's largest open interest sits at the 65 strike, with 1,403 contracts across the captured expiries.

Strike	Call open interest	Put open interest	Total
65	388	1,015	1,403
62.5	150	1,168	1,318
60	460	621	1,081
75	610	349	959
55	23	683	706
67.5	322	345	667

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Strike Table in RingMaster The Strike Table guide

Since Yesterday

From 25 Sep 2026 to 28 Sep 2026, ACM's at the money IV moved from 40.8 percent to 49.2 percent.

Figure	25 Sep	28 Sep	Change
At the money IV	40.8%	49.2%	+8.5 points
Open interest, strikes captured near the price	8,782	8,862	+80
Put/call ratio, open interest	1.27	1.26	-0.01

Open interest changes cannot identify buyers or sellers.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Since Yesterday in RingMaster The Since Yesterday guide

Changed Hands

On 28 Sep 2026, 1,772 ACM option contracts traded, 0.9 times its own recent average.

Figure	Value
Calls traded	810
Puts traded	962
Against its recent average	0.9 times
Busier than	4 of its last 20 trading days
Open interest, whole chain	10,971 contracts
Volume to open interest	0.16
Unusual volume flag	No

Traded volume and open interest are shown side by side and never combined. Open interest changes cannot identify buyers or sellers.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Changed Hands in RingMaster The Changed Hands guide

Positioning Replay

The replay holds 31 trading days of ACM's option positioning, from 13 Aug 2026 to 28 Sep 2026.

Date	Close	Net dollar gamma	Top call strike	Top put strike
13 Aug 2026	63.61	minus $347,894	70	60
21 Sep 2026	62.93	minus $255,535	65	62.5
28 Sep 2026	59.42	minus $150,168	60	62.5

Each frame restates one nightly capture. Net is calls minus puts, a convention, not who holds the contracts.

From the option chain at the close on 28 Sep 2026. Current on every plan.

Open Positioning Replay in RingMaster The Positioning Replay guide

Read-out

On 25 Sep 2026 the desk's view of ACM was bullish, paper trading.

Figure	Value
Side	Bullish at 45 trading days, no signal
Level above the close	61.89, the swing high of 18 Sep 2026
Level below the close	58.08, the swing low of 28 Sep 2026, a close past it runs against the view
The chart	Sits against the view
Strategy family	Cash-secured put (sell a put below the price)
Price target	None. The desk has no price model.

The levels are prices the shares turned at on the chart, with the date of each.

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Read-out in RingMaster The Read-out guide

Rank by Timeframe

On 25 Sep 2026 ACM sat at the 68th percentile of the model's 45 trading day ranking, paper trading.

Timeframe	Percentile	Side
10 trading days	54 of 100	Neutral
20 trading days	64 of 100	Neutral
45 trading days	68 of 100	Neutral

100 is the top of the ranking. A name in the middle three fifths is neutral.

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Rank by Timeframe in RingMaster The Rank by Timeframe guide

Timeframe Agreement

On 25 Sep 2026 ACM's near timeframes were neutral and its long timeframe was neutral, paper trading.

Group	Timeframes	Side	On that side
Near	10 day, 20 day	Neutral	0 of 2
Long	45 day	Neutral	0 of 1

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Timeframe Agreement in RingMaster The Timeframe Agreement guide

Signal History

On 25 Sep 2026 ACM had carried no signal for at least 18 trading days, paper trading.

Trading day	Signal	45 day percentile
25 Sep 2026	None	68 of 100
24 Sep 2026	None	66 of 100
23 Sep 2026	None	89 of 100
22 Sep 2026	None	95 of 100
21 Sep 2026	None	87 of 100
18 Sep 2026	None	83 of 100
17 Sep 2026	None	84 of 100
16 Sep 2026	None	86 of 100

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Signal History in RingMaster The Signal History guide

Sector Split

On 25 Sep 2026, 51 of 147 Industrials names were bullish and 37 were bearish, paper trading.

Sector	Names	Bullish	Bearish	Neutral
Industrials	147	51	37	59

Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.

Open Sector Split in RingMaster The Sector Split guide

Price Chart

ACM closed at 59.42 on 28 Sep 2026.

Figure	Value
Last close	59.42
Change over 5 trading days	-5.6%
Change over 21 trading days	-10.3%
Change over 63 trading days	-14.8%
Change over 252 trading days	-53.7%
52 week high	135.52
52 week low	58.08
20 day moving average	63.62
50 day moving average	66.59
200 day moving average	80.70
RSI, 14 days	38

Worked out from the desk's own daily bars, adjusted for share splits.

From the daily bars through 28 Sep 2026. Current on every plan.

Open Price Chart in RingMaster The Price Chart guide

Earnings Radar

ACM reports next on 17 Nov 2026, a date confirmed by the company.

Figure	Value
Next report	17 Nov 2026
Date	Confirmed by the company

Earnings calendar as of 28 Sep 2026. Current on every plan.

Open Earnings Radar in RingMaster The Earnings Radar guide

Company Events

ACM filed 2 current reports in the 14 days to 28 Sep 2026, the latest on 17 Sep 2026.

Filed	Report	What it covers
17 Sep 2026	Current report	Other Events
16 Sep 2026	Current report	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

Filings as of 28 Sep 2026. Current on every plan.

Open Company Events in RingMaster The Company Events guide

Seasonality

In the 19 Septembers on record, ACM's average change was plus 0.2 percent, and it rose in 52.6 percent of them.

Month	Average change	Middle change	Share of years up	Years
September	+0.2%	+0.0%	52.6%	19
October	+0.3%	+1.6%	57.9%	19
November	+6.3%	+7.0%	73.7%	19

Each figure is a month end to month end change in past years. A past month says nothing certain about the next one.

Monthly history through 28 Sep 2026. Current on every plan.

Open Seasonality in RingMaster The Seasonality guide

Questions

What is ACM's IV rank?: ACM's IV rank is 89 of 100 on 28 Sep 2026.
What move are ACM options pricing?: On 28 Sep 2026, ACM options priced a move of 11.7 percent down and 8.4 percent up by 16 Oct 2026.
Where are ACM's call wall and put wall?: On 28 Sep 2026, ACM's call wall is the 60 strike and its put wall is the 62.5 strike.
What was the desk's latest view of ACM on the Free plan?: On 25 Sep 2026 the desk's view of ACM was bullish, paper trading.
When does ACM report earnings next?: ACM reports next on 17 Nov 2026, a date confirmed by the company.

More Industrials names

Guides and the full list

Membership gets tonight's signals the night they publish. Free gets every options screen, never delayed, and the signals one trading day behind.

Start free See the plans