Health Care

ResMed Inc (RMD) options and signal

Figures as of 28 Sep 2026

RMD is ResMed Inc, a Health Care 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	67 of 100	28 Sep
At the money IV	33.2%	28 Sep
Priced move to 16 Oct	7.1% down, 7.2% up	28 Sep
Call wall and put wall	250 and 220	28 Sep
Signal and the desk's view	No signal, view bullish	25 Sep
Last close	222.10	28 Sep
Next report	29 Oct 2026	28 Sep

Options Snapshot

RMD's IV rank is 67 of 100 on 28 Sep 2026.

Figure	Value
IV rank	67 of 100
At the money IV	33.2%, near month, 18 days
Put/call ratio, open interest	2.43
Call open interest, strikes captured near the price	4,770 contracts
Put open interest, strikes captured near the price	11,600 contracts
Cost to trade at the money	Wide, 41.4% of the option's mid price

IV rank is where the at the money IV sits among RMD'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, RMD options priced a move of 7.1 percent down and 7.2 percent up by 16 Oct 2026.

Expiry	Days	Down	Up	Range
16 Oct 2026	18	7.1%	7.2%	206.30 to 238.00
20 Nov 2026	53	14.8%	16.1%	189.20 to 257.80
18 Dec 2026	81	16.4%	17.3%	185.60 to 260.60
15 Jan 2027	109	18.2%	20.5%	181.70 to 267.70
16 Apr 2027	200	23.9%	28.0%	169.00 to 284.30

The range is one standard deviation either side of the close of 222.10, 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, RMD's call wall is the 250 strike and its put wall is the 220 strike.

Figure	Value
Call wall, most open call gamma	250
Put wall, most open put gamma	220
Flip strike, where net gamma changes sign	232.02
Net dollar gamma, calls minus puts	minus $2.24 million
Total dollar gamma, both sides	$6.43 million
Close	222.10

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.

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, RMD's at the money IV is 33.2 percent against 20 day realized volatility of 22.7 percent.

Figure	Value
At the money IV	33.2%
Realized volatility, 20 trading days	22.7%
Realized volatility, 60 trading days	34.9%
IV against its own weekly record	In the middle
Weekly readings on record	847, from 8 Jan 2010
Weeks the price moved more than the one week priced move	27.0% of 252 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, RMD's at the money IV runs from 33.2 percent at 18 days to 36.1 percent at 200 days.

Days to expiry	At the money IV
18	33.2%
53	36.6%
81	36.8%
109	35.0%
200	36.1%

Far expiries price more volatility than near ones, an upward sloping 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, RMD's IV ten percent below the price sits 5.9 points above at the money IV.

Strike area	Implied volatility	Against at the money
10% below the price	42.5%	+5.9 points
At the money	36.6%	0.0 points
10% above the price	36.2%	-0.5 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, RMD's surface spans 5 expiries out to 200 days, with IV from 31.6 to 47.7 percent near the price.

Figure	Value
Expiries captured	5
Nearest expiry	16 Oct 2026, 18 days
Farthest expiry	16 Apr 2027, 200 days
Points within 10% of the price, 7 days out or more	24
Lowest IV among them	31.6%
Highest IV among them	47.7%

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, RMD has 5 captured expiries, from 16 Oct 2026 to 16 Apr 2027.

Expiry	Days	At the money IV	Call open interest	Put open interest
16 Oct 2026	18	33.2%	1,843	1,059
20 Nov 2026	53	36.6%	105	95
18 Dec 2026	81	36.8%	416	53
15 Jan 2027	109	35.0%	2,326	10,316
16 Apr 2027	200	36.1%	78	53

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, RMD's largest open interest sits at the 185 strike, with 5,278 contracts across the captured expiries.

Strike	Call open interest	Put open interest	Total
185	117	5,161	5,278
220	275	2,536	2,811
180	8	1,817	1,825
230	749	601	1,350
250	1,298	45	1,343
240	469	209	678

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, RMD's at the money IV moved from 31.9 percent to 33.2 percent.

Figure	25 Sep	28 Sep	Change
At the money IV	31.9%	33.2%	+1.4 points
Open interest, strikes captured near the price	15,930	16,344	+414
Put/call ratio, open interest	2.66	2.43	-0.23

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, 3,281 RMD option contracts traded, 1.5 times its own recent average.

Figure	Value
Calls traded	903
Puts traded	2,378
Against its recent average	1.5 times
Busier than	16 of its last 20 trading days
Open interest, whole chain	17,815 contracts
Volume to open interest	0.18
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 33 trading days of RMD's option positioning, from 11 Aug 2026 to 28 Sep 2026.

Date	Close	Net dollar gamma	Top call strike	Top put strike
11 Aug 2026	224.84	$4.49 million	230	220
21 Sep 2026	223.61	minus $2.29 million	230	220
28 Sep 2026	222.10	minus $2.24 million	250	220

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 RMD was bullish, paper trading.

Figure	Value
Side	Bullish at 45 trading days, no signal
Level above the close	234.33, the swing high of 15 Sep 2026
Level below the close	220.00, the swing low of 23 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 RMD sat at the 76th percentile of the model's 45 trading day ranking, paper trading.

Timeframe	Percentile	Side
10 trading days	80 of 100	Neutral
20 trading days	93 of 100	Bullish
45 trading days	76 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, 1 of 3 timeframes put RMD on the bullish side, paper trading.

Group	Timeframes	Side	On that side
Near	10 day, 20 day	Bullish	1 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 RMD had carried no signal for at least 18 trading days, paper trading.

Trading day	Signal	45 day percentile
25 Sep 2026	None	76 of 100
24 Sep 2026	None	26 of 100
23 Sep 2026	None	22 of 100
22 Sep 2026	None	43 of 100
21 Sep 2026	None	48 of 100
18 Sep 2026	None	44 of 100
17 Sep 2026	None	50 of 100
16 Sep 2026	None	43 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, 32 of 120 Health Care names were bullish and 52 were bearish, paper trading.

Sector	Names	Bullish	Bearish	Neutral
Health Care	120	32	52	36

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

RMD closed at 222.10 on 28 Sep 2026.

Figure	Value
Last close	222.10
Change over 5 trading days	-0.7%
Change over 21 trading days	-5.8%
Change over 63 trading days	+11.9%
Change over 252 trading days	-16.9%
52 week high	284.87
52 week low	180.27
20 day moving average	225.33
50 day moving average	221.17
200 day moving average	226.33
RSI, 14 days	46

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

RMD reports next on 29 Oct 2026, a date worked out from past quarters.

Figure	Value
Next report	29 Oct 2026, after the close
Date	Worked out from past quarters
Move after the report of 6 Aug 2026	-5.1%
Move after the report of 30 Apr 2026	-4.1%
Move after the report of 28 Jan 2026	-0.0%
Move after the report of 23 Apr 2025	+10.1%

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

Open Earnings Radar in RingMaster The Earnings Radar guide

Short Volume

On 25 Sep 2026, 68.6 percent of RMD's reported volume at the covered venues was marked short.

Figure	Value
Short sale share, 25 Sep	68.6%
Five day average	62.8%
52 week median	74.9%

Short sale volume counts trades marked short at the covered venues, mostly off exchange. It is not the same as short interest.

Short volume as of 25 Sep 2026. Current on every plan.

Open Short Volume in RingMaster The Short Volume guide

Seasonality

In the 23 Septembers on record, RMD's average change was minus 0.3 percent, and it rose in 30.4 percent of them.

Month	Average change	Middle change	Share of years up	Years
September	-0.3%	-0.8%	30.4%	23
October	-0.1%	-1.3%	34.8%	23
November	+3.1%	+2.9%	82.6%	23

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

Headlines

The desk's news feeds carried 2 headlines naming RMD in the 3 days to 28 Sep 2026.

Figure	Value
Headlines in the window	2
Latest	28 Sep 2026

The titles are in the Headlines window, with the time each was published.

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

Open Headlines in RingMaster The Headlines guide

Questions

What is RMD's IV rank?: RMD's IV rank is 67 of 100 on 28 Sep 2026.
What move are RMD options pricing?: On 28 Sep 2026, RMD options priced a move of 7.1 percent down and 7.2 percent up by 16 Oct 2026.
Where are RMD's call wall and put wall?: On 28 Sep 2026, RMD's call wall is the 250 strike and its put wall is the 220 strike.
What was the desk's latest view of RMD on the Free plan?: On 25 Sep 2026 the desk's view of RMD was bullish, paper trading.
When does RMD report earnings next?: RMD reports next on 29 Oct 2026, a date worked out from past quarters.

More Health Care 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