Health Care

BridgeBio Pharma, Inc. (BBIO) options and signal

Figures as of 28 Sep 2026

BBIO is BridgeBio Pharma, 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.

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At a glance

Figure	Value	Date
IV rank	18 of 100	28 Sep
At the money IV	58.4%	28 Sep
Priced move to 16 Oct	10.9% down, 13.8% up	28 Sep
Call wall and put wall	Both 65	28 Sep
Signal and the desk's view	No signal, view bullish	25 Sep
Last close	66.61	28 Sep
Next report	28 Oct 2026	28 Sep

Options Snapshot

BBIO's IV rank is 18 of 100 on 28 Sep 2026.

Figure	Value
IV rank	18 of 100
At the money IV	58.4%, near month, 18 days
Put/call ratio, open interest	1.93
Call open interest, strikes captured near the price	12,900 contracts
Put open interest, strikes captured near the price	24,900 contracts
Cost to trade at the money	Wide, 102.2% of the option's mid price

IV rank is where the at the money IV sits among BBIO'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.

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Priced Range

On 28 Sep 2026, BBIO options priced a move of 10.9 percent down and 13.8 percent up by 16 Oct 2026.

Expiry	Days	Down	Up	Range
16 Oct 2026	18	10.9%	13.8%	59.36 to 75.80
20 Nov 2026	53	26.1%	26.6%	49.21 to 84.31
15 Jan 2027	109	32.6%	30.2%	44.91 to 86.71
19 Feb 2027	144	35.0%	38.7%	43.31 to 92.41
19 Mar 2027	172	39.3%	35.7%	40.41 to 90.41

The range is one standard deviation either side of the close of 66.61, 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.

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Gamma Map

On 28 Sep 2026, BBIO's call wall and put wall are both at the 65 strike.

Figure	Value
Call wall, most open call gamma	65
Put wall, most open put gamma	65
Net dollar gamma, calls minus puts	minus $1.3 million
Total dollar gamma, both sides	$3.43 million
Close	66.61

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 5 strikes, so no single flip strike is named.

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

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Volatility History

On 28 Sep 2026, BBIO's at the money IV is 58.4 percent against 20 day realized volatility of 36.7 percent.

Figure	Value
At the money IV	58.4%
Realized volatility, 20 trading days	36.7%
Realized volatility, 60 trading days	43.2%
IV against its own weekly record	Low, in the bottom fifth
Weekly readings on record	316, from 28 Feb 2020
Weeks the price moved more than the one week priced move	17.0% of 235 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.

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Volatility Weather

On 28 Sep 2026, BBIO's at the money IV runs from 58.4 percent at 18 days to 55.6 percent at 172 days.

Days to expiry	At the money IV
18	58.4%
53	57.9%
109	57.1%
144	64.3%
172	55.6%

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.

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Volatility Smile

On 28 Sep 2026, at the 53 day expiry, BBIO's IV ten percent below the price sits 6.1 points below at the money IV.

Strike area	Implied volatility	Against at the money
10% below the price	51.8%	-6.1 points
At the money	57.9%	0.0 points
10% above the price	59.0%	+1.1 points

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

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Volatility Surface

On 28 Sep 2026, BBIO's surface spans 5 expiries out to 172 days, with IV from 28.7 to 92.3 percent near the price.

Figure	Value
Expiries captured	5
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	27
Lowest IV among them	28.7%
Highest IV among them	92.3%

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

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Expiry Ladder

On 28 Sep 2026, BBIO has 5 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	58.4%	2,916	10,198
20 Nov 2026	53	57.9%	3,261	1,727
15 Jan 2027	109	57.1%	5,917	12,825
19 Feb 2027	144	64.3%	702	98
19 Mar 2027	172	55.6%	60	65

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.

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Strike Table

On 28 Sep 2026, BBIO's largest open interest sits at the 45 strike, with 7,775 contracts across the captured expiries.

Strike	Call open interest	Put open interest	Total
45	931	6,844	7,775
65	1,556	5,419	6,975
55	271	5,191	5,462
62.5	41	5,030	5,071
75	1,522	652	2,174
70	1,232	629	1,861

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

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Since Yesterday

From 25 Sep 2026 to 28 Sep 2026, BBIO's at the money IV moved from 53.8 percent to 58.4 percent.

Figure	25 Sep	28 Sep	Change
At the money IV	53.8%	58.4%	+4.6 points
Open interest, strikes captured near the price	37,753	37,769	+16
Put/call ratio, open interest	1.94	1.94	-0.00

Open interest changes cannot identify buyers or sellers.

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

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Changed Hands

On 28 Sep 2026, 3,507 BBIO option contracts traded, 0.9 times its own recent average.

Figure	Value
Calls traded	2,887
Puts traded	620
Against its recent average	0.9 times
Busier than	10 of its last 20 trading days
Open interest, whole chain	38,904 contracts
Volume to open interest	0.09
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.

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Positioning Replay

The replay holds 33 trading days of BBIO'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	83.70	$1 million	90	70
21 Sep 2026	66.58	minus $1.41 million	65	65
28 Sep 2026	66.61	minus $1.3 million	65	65

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.

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Read-out

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

Figure	Value
Side	Bullish at 45 trading days, no signal
Level above the close	70.00, the swing high of 23 Sep 2026
Level below the close	64.36, the swing low of 28 Sep 2026, a close past it runs against the view
The chart	Sits against the view
Strategy family	Bull call spread (buy a call spread)
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.

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Rank by Timeframe

On 25 Sep 2026 BBIO sat at the 81st percentile of the model's 45 trading day ranking, paper trading.

Timeframe	Percentile	Side
10 trading days	99 of 100	Bullish
20 trading days	85 of 100	Bullish
45 trading days	81 of 100	Bullish

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.

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Timeframe Agreement

On 25 Sep 2026, 3 of 3 timeframes put BBIO on the bullish side, paper trading.

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

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

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Signal History

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

Trading day	Signal	45 day percentile
25 Sep 2026	None	81 of 100
24 Sep 2026	None	78 of 100
23 Sep 2026	None	93 of 100
22 Sep 2026	None	78 of 100
21 Sep 2026	None	27 of 100
18 Sep 2026	None	57 of 100
17 Sep 2026	None	34 of 100
16 Sep 2026	None	54 of 100

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

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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.

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Price Chart

BBIO closed at 66.61 on 28 Sep 2026.

Figure	Value
Last close	66.61
Change over 21 trading days	-15.3%
Change over 63 trading days	-7.5%
Change over 252 trading days	+35.9%
52 week high	93.42
52 week low	48.88
20 day moving average	70.93
50 day moving average	77.58
200 day moving average	73.73
RSI, 14 days	33

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.

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Earnings Radar

BBIO reports next on 28 Oct 2026, a date worked out from past quarters.

Figure	Value
Next report	28 Oct 2026, after the close
Date	Worked out from past quarters
Move after the report of 10 Aug 2026	-1.1%
Move after the report of 29 Jun 2026	+3.4%
Move after the report of 24 Feb 2026	-2.6%
Move after the report of 29 Dec 2025	-0.2%

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

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Seasonality

In the 7 Septembers on record, BBIO's average change was minus 5.1 percent, and it rose in 28.6 percent of them.

Month	Average change	Middle change	Share of years up	Years
September	-5.1%	-6.5%	28.6%	7
October	+4.2%	+4.9%	71.4%	7
November	+10.3%	+15.0%	71.4%	7

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.

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Headlines

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

Figure	Value
Headlines in the window	2
Latest	27 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.

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Questions

What is BBIO's IV rank?: BBIO's IV rank is 18 of 100 on 28 Sep 2026.
What move are BBIO options pricing?: On 28 Sep 2026, BBIO options priced a move of 10.9 percent down and 13.8 percent up by 16 Oct 2026.
Where are BBIO's call wall and put wall?: On 28 Sep 2026, BBIO's call wall and put wall are both at the 65 strike.
What was the desk's latest view of BBIO on the Free plan?: On 25 Sep 2026 the desk's view of BBIO was bullish, paper trading.
When does BBIO report earnings next?: BBIO reports next on 28 Oct 2026, a date worked out from past quarters.

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