Health Care

BioMarin Pharmaceutical Inc. (BMRN) options and signal

Figures as of 28 Sep 2026

BMRN is BioMarin Pharmaceutical 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	55 of 100	28 Sep
At the money IV	40.3%	28 Sep
Priced move to 16 Oct	8.9% down, 9.2% up	28 Sep
Call wall and put wall	62.5 and 60	28 Sep
Signal and the desk's view	No signal, view neutral	25 Sep
Last close	59.46	28 Sep
Next report	26 Oct 2026	28 Sep

Options Snapshot

BMRN's IV rank is 55 of 100 on 28 Sep 2026.

Figure	Value
IV rank	55 of 100
At the money IV	40.3%, near month, 18 days
Put/call ratio, open interest	0.46
Call open interest, strikes captured near the price	18,200 contracts
Put open interest, strikes captured near the price	8,420 contracts
Cost to trade at the money	Fair, 29.0% of the option's mid price

IV rank is where the at the money IV sits among BMRN'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, BMRN options priced a move of 8.9 percent down and 9.2 percent up by 16 Oct 2026.

Expiry	Days	Down	Up	Range
16 Oct 2026	18	8.9%	9.2%	54.15 to 64.95
20 Nov 2026	53	16.1%	18.7%	49.87 to 70.56
15 Jan 2027	109	21.0%	22.9%	46.96 to 73.06
16 Apr 2027	200	26.7%	32.6%	43.56 to 78.86

The range is one standard deviation either side of the close of 59.46, 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, BMRN's call wall is the 62.5 strike and its put wall is the 60 strike.

Figure	Value
Call wall, most open call gamma	62.5
Put wall, most open put gamma	60
Flip strike, where net gamma changes sign	60.66
Net dollar gamma, calls minus puts	$685,271
Total dollar gamma, both sides	$2.77 million
Close	59.46

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, BMRN's at the money IV is 40.3 percent against 20 day realized volatility of 24.6 percent.

Figure	Value
At the money IV	40.3%
Realized volatility, 20 trading days	24.6%
Realized volatility, 60 trading days	29.8%
IV against its own weekly record	In the middle
Weekly readings on record	838, from 8 Jan 2010
Weeks the price moved more than the one week priced move	21.2% 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, BMRN's at the money IV runs from 40.3 percent at 18 days to 41.3 percent at 200 days.

Days to expiry	At the money IV
18	40.3%
53	46.9%
109	41.6%
200	41.3%

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, BMRN's IV ten percent below the price sits 6.2 points above at the money IV.

Strike area	Implied volatility	Against at the money
10% below the price	53.1%	+6.2 points
At the money	46.9%	0.0 points
10% above the price	52.1%	+5.2 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, BMRN's surface spans 4 expiries out to 200 days, with IV from 36.1 to 62.9 percent near the price.

Figure	Value
Expiries captured	4
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	19
Lowest IV among them	36.1%
Highest IV among them	62.9%

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, BMRN has 4 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	40.3%	4,997	2,869
20 Nov 2026	53	46.9%	767	550
15 Jan 2027	109	41.6%	10,291	4,874
16 Apr 2027	200	41.3%	2,129	127

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, BMRN's largest open interest sits at the 60 strike, with 4,845 contracts across the captured expiries.

Strike	Call open interest	Put open interest	Total
60	2,173	2,672	4,845
62.5	2,106	321	2,427
75	1,984	72	2,056
70	1,604	448	2,052
65	1,121	821	1,942
55	1,119	805	1,924

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, BMRN's at the money IV moved from 49.1 percent to 40.3 percent.

Figure	25 Sep	28 Sep	Change
At the money IV	49.1%	40.3%	-8.9 points
Open interest, strikes captured near the price	26,515	26,604	+89
Put/call ratio, open interest	0.46	0.46	+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, 2,255 BMRN option contracts traded, 1.2 times its own recent average.

Figure	Value
Calls traded	1,418
Puts traded	837
Against its recent average	1.2 times
Busier than	13 of its last 20 trading days
Open interest, whole chain	27,310 contracts
Volume to open interest	0.08
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 BMRN'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	69.55	$3.34 million	72.5	60
21 Sep 2026	64.06	$537,717	62.5	60
28 Sep 2026	59.46	$685,271	62.5	60

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 BMRN was neutral, paper trading.

Figure	Value
Side	Neutral at 45 trading days, no signal
Level above the close	63.57, the swing high of 10 Sep 2026
Level below the close	56.43, the swing low of 30 Jun 2026
Strategy family	Iron condor (sell both sides, defined risk)
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 BMRN sat at the 32nd percentile of the model's 45 trading day ranking, paper trading.

Timeframe	Percentile	Side
10 trading days	39 of 100	Neutral
20 trading days	50 of 100	Neutral
45 trading days	32 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 BMRN'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 BMRN had carried no signal for at least 18 trading days, paper trading.

Trading day	Signal	45 day percentile
25 Sep 2026	None	32 of 100
24 Sep 2026	None	20 of 100
23 Sep 2026	None	27 of 100
22 Sep 2026	None	43 of 100
21 Sep 2026	None	35 of 100
18 Sep 2026	None	45 of 100
17 Sep 2026	None	24 of 100
16 Sep 2026	None	25 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

BMRN closed at 59.46 on 28 Sep 2026.

Figure	Value
Last close	59.46
Change over 5 trading days	-7.2%
Change over 21 trading days	-8.9%
Change over 63 trading days	+3.1%
Change over 252 trading days	+13.0%
52 week high	70.98
52 week low	49.26
20 day moving average	64.28
50 day moving average	63.99
200 day moving average	58.56
RSI, 14 days	31

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

BMRN reports next on 26 Oct 2026, a date confirmed by the company.

Figure	Value
Next report	26 Oct 2026, after the close
Date	Confirmed by the company
Move after the report of 6 Aug 2026	+3.8%
Move after the report of 4 May 2026	-4.0%
Move after the report of 23 Feb 2026	-0.5%
Move after the report of 27 Oct 2025	+1.6%

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

Open Earnings Radar in RingMaster The Earnings Radar guide

Company Events

BMRN filed 2 current reports in the 14 days to 28 Sep 2026, the latest on 15 Sep 2026.

Filed	Report	What it covers
15 Sep 2026	Current report	Other Events
14 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 27 Septembers on record, BMRN's average change was minus 1.2 percent, and it rose in 44.4 percent of them.

Month	Average change	Middle change	Share of years up	Years
September	-1.2%	-2.5%	44.4%	27
October	-2.6%	-3.8%	40.7%	27
November	+6.1%	+5.7%	81.5%	27

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 1 headline naming BMRN in the 3 days to 28 Sep 2026.

Figure	Value
Headlines in the window	1
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 BMRN's IV rank?: BMRN's IV rank is 55 of 100 on 28 Sep 2026.
What move are BMRN options pricing?: On 28 Sep 2026, BMRN options priced a move of 8.9 percent down and 9.2 percent up by 16 Oct 2026.
Where are BMRN's call wall and put wall?: On 28 Sep 2026, BMRN's call wall is the 62.5 strike and its put wall is the 60 strike.
What was the desk's latest view of BMRN on the Free plan?: On 25 Sep 2026 the desk's view of BMRN was neutral, paper trading.
When does BMRN report earnings next?: BMRN reports next on 26 Oct 2026, a date confirmed by the company.

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