DRTS · Alpha Tau Medical Ltd.

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$11.18 -0.37 (-3.20%) At close · Jul 29

Market Cap

$1.04B

90.33M

Options Chain

15-min delayed Underlying $11.18 · at close Jul 29, 2026 Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 20 contracts

Put / call OI

0.24

Call-heavy positioning

Open interest

7,837

contracts outstanding

Volume

603

traded today

Max pain

$10.00

$1.18 below spot

ATM implied vol

91.4%

market's expected move

Open interest by strike

Calls Puts

2.5

7.5

12.5

17.5

22.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Nov 20 113d Jan 15 169d Feb 19 204d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
13	2	507%	0.966	$8.84		$0.18	-0.036	543.7%	1	87
Call · $2.5 In the money Last $8.84 Breakeven $11.34 Implied vol 507% Delta 0.966 ≈97% ITM Gamma 0.005 Theta -0.024 Vega 0.002 Open interest 13 Model this call Put · $2.5 Last $0.18 Breakeven $2.32 Implied vol 543.7% Delta -0.036 ≈4% ITM Gamma 0.005 Theta -0.027 Vega 0.002 Open interest 87 Model this put
309	3	272.5%	0.938	$6.50		$0.25	-0.04	224%	1	46
Call · $5 In the money Last $6.50 Breakeven $11.50 Implied vol 272.5% Delta 0.938 ≈94% ITM Gamma 0.016 Theta -0.021 Vega 0.003 Open interest 309 Model this call Put · $5 Last $0.25 Breakeven $4.75 Implied vol 224% Delta -0.04 ≈4% ITM Gamma 0.014 Theta -0.012 Vega 0.003 Open interest 46 Model this put
298	5	173.4%	0.876	$5.56		$0.75	-0.128	178.4%	10	380
Call · $7.5 In the money Last $5.56 Breakeven $13.06 Implied vol 173.4% Delta 0.876 ≈88% ITM Gamma 0.043 Theta -0.023 Vega 0.006 Open interest 298 Model this call Put · $7.5 Last $0.75 Breakeven $6.75 Implied vol 178.4% Delta -0.128 ≈13% ITM Gamma 0.042 Theta -0.023 Vega 0.006 Open interest 380 Model this put
1.9k	19	85.3%	0.744	$1.50		$0.50	-0.274	97.5%	444	652
Call · $10 In the money Last $1.50 Breakeven $11.50 Implied vol 85.3% Delta 0.744 ≈74% ITM Gamma 0.136 Theta -0.018 Vega 0.009 Open interest 1.9k Model this call Put · $10 Last $0.50 Breakeven $9.50 Implied vol 97.5% Delta -0.274 ≈27% ITM Gamma 0.124 Theta -0.02 Vega 0.009 Open interest 652 Model this put
Underlying $11.18
588	15	82.9%	0.34	$0.55		$2.55	-0.634	93.9%	1	345
Call · $12.5 Last $0.55 Breakeven $13.05 Implied vol 82.9% Delta 0.34 ≈34% ITM Gamma 0.16 Theta -0.019 Vega 0.01 Open interest 588 Model this call Put · $12.5 In the money Last $2.55 Breakeven $9.95 Implied vol 93.9% Delta -0.634 ≈63% ITM Gamma 0.146 Theta -0.021 Vega 0.01 Open interest 345 Model this put
804	26	117.7%	0.2	$0.30		$2.55	-0.968	65%	14	21
Call · $15 Last $0.30 Breakeven $15.30 Implied vol 117.7% Delta 0.2 ≈20% ITM Gamma 0.086 Theta -0.021 Vega 0.008 Open interest 804 Model this call Put · $15 In the money Last $2.55 Breakeven $12.45 Implied vol 65% Delta -0.968 ≈97% ITM Gamma 0.052 Theta -0.002 Vega 0.002 Open interest 21 Model this put
1.5k	28	134.1%	0.122	$0.08		—	-0.909	124%	—	0
Call · $17.5 Last $0.08 Breakeven $17.58 Implied vol 134.1% Delta 0.122 ≈12% ITM Gamma 0.054 Theta -0.017 Vega 0.006 Open interest 1.5k Model this call Put · $17.5 In the money Last — Breakeven — Implied vol 124% Delta -0.909 ≈91% ITM Gamma 0.051 Theta -0.012 Vega 0.006 Open interest 0 Model this put
771	6	174.3%	0.132	$0.10		—	-0.835	192.9%	—	0
Call · $20 Last $0.10 Breakeven $20.10 Implied vol 174.3% Delta 0.132 ≈13% ITM Gamma 0.044 Theta -0.023 Vega 0.006 Open interest 771 Model this call Put · $20 In the money Last — Breakeven — Implied vol 192.9% Delta -0.835 ≈84% ITM Gamma 0.047 Theta -0.028 Vega 0.006 Open interest 0 Model this put
62	1	185.4%	0.097	$0.19		—	-0.861	209.7%	—	0
Call · $22.5 Last $0.19 Breakeven $22.69 Implied vol 185.4% Delta 0.097 ≈10% ITM Gamma 0.033 Theta -0.02 Vega 0.004 Open interest 62 Model this call Put · $22.5 In the money Last — Breakeven — Implied vol 209.7% Delta -0.861 ≈86% ITM Gamma 0.039 Theta -0.027 Vega 0.007 Open interest 0 Model this put
66	27	197.5%	0.082	$0.16		—	—	—	—	0
Call · $25 Last $0.16 Breakeven $25.16 Implied vol 197.5% Delta 0.082 ≈8% ITM Gamma 0.027 Theta -0.019 Vega 0.004 Open interest 66 Model this call Put · $25 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1871321 CUSIP M0740A108 13F (30d) 14 filings 14 filers Visit website Investor relations