MLTX · MoonLake Immunotherapeutics

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$18.38 -0.33 (-1.76%)

Market Cap

$1.38B

73.62M

Options Chain

15-min delayed Underlying $18.38 · today Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 64 contracts

Put / call OI

0.38

Call-heavy positioning

Open interest

27,853

contracts outstanding

Volume

1,018

traded today

Max pain

$19.00

$0.62 above spot

ATM implied vol

176.3%

market's expected move

Open interest by strike · near the money

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Nov 20 114d Jan 15 170d Feb 19 205d Jan 21 541d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
1	1	542.5%	0.978	$16.56		—	—	—	—	0
Call · $3 In the money Last $16.56 Breakeven $19.56 Implied vol 542.5% Delta 0.978 ≈98% ITM Gamma 0.002 Theta -0.029 Vega 0.003 Open interest 1 Model this call Put · $3 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	387.6%	0.966	$14.53		$0.05	—	—	1	11
Call · $5 In the money Last $14.53 Breakeven $19.53 Implied vol 387.6% Delta 0.966 ≈97% ITM Gamma 0.004 Theta -0.03 Vega 0.004 Open interest 1 Model this call Put · $5 Last $0.05 Breakeven $4.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 11 Model this put
1	2	335.9%	0.96	$12.70		$0.77	—	—	10	10
Call · $6 In the money Last $12.70 Breakeven $18.70 Implied vol 335.9% Delta 0.96 ≈96% ITM Gamma 0.006 Theta -0.03 Vega 0.004 Open interest 1 Model this call Put · $6 Last $0.77 Breakeven $5.23 Implied vol — Delta — Gamma — Theta — Vega — Open interest 10 Model this put
1	2	293.2%	0.953	$11.73		$1.00	—	—	6	6
Call · $7 In the money Last $11.73 Breakeven $18.73 Implied vol 293.2% Delta 0.953 ≈95% ITM Gamma 0.007 Theta -0.029 Vega 0.005 Open interest 1 Model this call Put · $7 Last $1.00 Breakeven $6.00 Implied vol — Delta — Gamma — Theta — Vega — Open interest 6 Model this put
0	—	256.9%	0.946	—		$0.05	-0.055	259.5%	100	106
Call · $8 In the money Last — Breakeven — Implied vol 256.9% Delta 0.946 ≈95% ITM Gamma 0.009 Theta -0.029 Vega 0.005 Open interest 0 Model this call Put · $8 Last $0.05 Breakeven $7.95 Implied vol 259.5% Delta -0.055 ≈6% ITM Gamma 0.009 Theta -0.029 Vega 0.005 Open interest 106 Model this put
22	20	291.8%	0.909	$9.30		$0.30	-0.071	246.7%	50	0
Call · $9 In the money Last $9.30 Breakeven $18.30 Implied vol 291.8% Delta 0.909 ≈91% ITM Gamma 0.012 Theta -0.048 Vega 0.008 Open interest 22 Model this call Put · $9 Last $0.30 Breakeven $8.70 Implied vol 246.7% Delta -0.071 ≈7% ITM Gamma 0.012 Theta -0.034 Vega 0.005 Open interest 0 Model this put
29	10	286.6%	0.885	$7.93		$0.10	-0.042	160.1%	4	11
Call · $10 In the money Last $7.93 Breakeven $17.93 Implied vol 286.6% Delta 0.885 ≈89% ITM Gamma 0.015 Theta -0.057 Vega 0.008 Open interest 29 Model this call Put · $10 Last $0.10 Breakeven $9.90 Implied vol 160.1% Delta -0.042 ≈4% ITM Gamma 0.012 Theta -0.015 Vega 0.003 Open interest 11 Model this put
3	3	259.3%	0.867	$7.80		$0.20	-0.133	258.7%	2	53
Call · $11 In the money Last $7.80 Breakeven $18.80 Implied vol 259.3% Delta 0.867 ≈87% ITM Gamma 0.018 Theta -0.057 Vega 0.009 Open interest 3 Model this call Put · $11 Last $0.20 Breakeven $10.80 Implied vol 258.7% Delta -0.133 ≈13% ITM Gamma 0.018 Theta -0.056 Vega 0.009 Open interest 53 Model this put
2	1	241.5%	0.843	$7.50		$0.28	-0.152	229%	2	17
Call · $12 In the money Last $7.50 Breakeven $19.50 Implied vol 241.5% Delta 0.843 ≈84% ITM Gamma 0.022 Theta -0.06 Vega 0.012 Open interest 2 Model this call Put · $12 Last $0.28 Breakeven $11.72 Implied vol 229% Delta -0.152 ≈15% ITM Gamma 0.023 Theta -0.055 Vega 0.012 Open interest 17 Model this put
4	1	217.7%	0.816	$6.63		$0.25	-0.177	204.1%	1	584
Call · $13 In the money Last $6.63 Breakeven $19.63 Implied vol 217.7% Delta 0.816 ≈82% ITM Gamma 0.027 Theta -0.059 Vega 0.013 Open interest 4 Model this call Put · $13 Last $0.25 Breakeven $12.75 Implied vol 204.1% Delta -0.177 ≈18% ITM Gamma 0.028 Theta -0.053 Vega 0.013 Open interest 584 Model this put
24	20	188.4%	0.789	$5.99		$0.75	-0.159	127.4%	9	314
Call · $14 In the money Last $5.99 Breakeven $19.99 Implied vol 188.4% Delta 0.789 ≈79% ITM Gamma 0.033 Theta -0.055 Vega 0.013 Open interest 24 Model this call Put · $14 Last $0.75 Breakeven $13.25 Implied vol 127.4% Delta -0.159 ≈16% ITM Gamma 0.042 Theta -0.031 Vega 0.01 Open interest 314 Model this put
1k	5	168.5%	0.753	$5.00		$1.05	-0.248	168.8%	1	422
Call · $15 In the money Last $5.00 Breakeven $20.00 Implied vol 168.5% Delta 0.753 ≈75% ITM Gamma 0.041 Theta -0.055 Vega 0.014 Open interest 1k Model this call Put · $15 Last $1.05 Breakeven $13.95 Implied vol 168.8% Delta -0.248 ≈25% ITM Gamma 0.041 Theta -0.053 Vega 0.014 Open interest 422 Model this put
84	3	200.7%	0.699	$5.40		$1.33	-0.292	151.1%	1	431
Call · $16 In the money Last $5.40 Breakeven $21.40 Implied vol 200.7% Delta 0.699 ≈70% ITM Gamma 0.038 Theta -0.071 Vega 0.016 Open interest 84 Model this call Put · $16 Last $1.33 Breakeven $14.67 Implied vol 151.1% Delta -0.292 ≈29% ITM Gamma 0.051 Theta -0.052 Vega 0.017 Open interest 431 Model this put
284	75	193.1%	0.654	$3.32		$1.70	-0.35	141%	51	1.8k
Call · $17 In the money Last $3.32 Breakeven $20.32 Implied vol 193.1% Delta 0.654 ≈65% ITM Gamma 0.042 Theta -0.072 Vega 0.017 Open interest 284 Model this call Put · $17 Last $1.70 Breakeven $15.30 Implied vol 141% Delta -0.35 ≈35% ITM Gamma 0.058 Theta -0.052 Vega 0.017 Open interest 1.8k Model this put
293	32	166.1%	0.598	$2.85		$2.20	-0.394	186.6%	104	1.8k
Call · $18 In the money Last $2.85 Breakeven $20.85 Implied vol 166.1% Delta 0.598 ≈60% ITM Gamma 0.051 Theta -0.066 Vega 0.018 Open interest 293 Model this call Put · $18 Last $2.20 Breakeven $15.80 Implied vol 186.6% Delta -0.394 ≈39% ITM Gamma 0.046 Theta -0.072 Vega 0.018 Open interest 1.8k Model this put
Underlying $18.38
2.4k	33	173.7%	0.554	$2.43		$2.85	-0.479	131.6%	52	682
Call · $19 Last $2.43 Breakeven $21.43 Implied vol 173.7% Delta 0.554 ≈55% ITM Gamma 0.05 Theta -0.07 Vega 0.018 Open interest 2.4k Model this call Put · $19 In the money Last $2.85 Breakeven $16.15 Implied vol 131.6% Delta -0.479 ≈48% ITM Gamma 0.067 Theta -0.052 Vega 0.018 Open interest 682 Model this put
3.2k	2	169.4%	0.503	$1.90		$3.21	-0.488	179.4%	5	214
Call · $20 Last $1.90 Breakeven $21.90 Implied vol 169.4% Delta 0.503 ≈50% ITM Gamma 0.052 Theta -0.068 Vega 0.019 Open interest 3.2k Model this call Put · $20 In the money Last $3.21 Breakeven $16.79 Implied vol 179.4% Delta -0.488 ≈49% ITM Gamma 0.049 Theta -0.071 Vega 0.019 Open interest 214 Model this put
3.5k	41	171.8%	0.459	$1.75		$4.10	-0.554	163.4%	2	285
Call · $21 Last $1.75 Breakeven $22.75 Implied vol 171.8% Delta 0.459 ≈46% ITM Gamma 0.051 Theta -0.07 Vega 0.019 Open interest 3.5k Model this call Put · $21 In the money Last $4.10 Breakeven $16.90 Implied vol 163.4% Delta -0.554 ≈55% ITM Gamma 0.054 Theta -0.064 Vega 0.019 Open interest 285 Model this put
342	1	149.8%	0.383	$1.60		$4.30	-0.579	175.4%	7	435
Call · $22 Last $1.60 Breakeven $23.60 Implied vol 149.8% Delta 0.383 ≈38% ITM Gamma 0.056 Theta -0.058 Vega 0.017 Open interest 342 Model this call Put · $22 In the money Last $4.30 Breakeven $17.70 Implied vol 175.4% Delta -0.579 ≈58% ITM Gamma 0.049 Theta -0.068 Vega 0.017 Open interest 435 Model this put
3.4k	3	163%	0.364	$1.75		$4.60	-0.678	142.5%	5	392
Call · $23 Last $1.75 Breakeven $24.75 Implied vol 163% Delta 0.364 ≈36% ITM Gamma 0.05 Theta -0.062 Vega 0.018 Open interest 3.4k Model this call Put · $23 In the money Last $4.60 Breakeven $18.40 Implied vol 142.5% Delta -0.678 ≈68% ITM Gamma 0.056 Theta -0.05 Vega 0.018 Open interest 392 Model this put
1.3k	1	170.1%	0.337	$0.95		$5.60	-0.67	166.8%	6	21
Call · $24 Last $0.95 Breakeven $24.95 Implied vol 170.1% Delta 0.337 ≈34% ITM Gamma 0.047 Theta -0.063 Vega 0.018 Open interest 1.3k Model this call Put · $24 In the money Last $5.60 Breakeven $18.40 Implied vol 166.8% Delta -0.67 ≈67% ITM Gamma 0.048 Theta -0.059 Vega 0.018 Open interest 21 Model this put
511	7	162.7%	0.286	$0.80		$10.60	-0.813	121%	14	16
Call · $25 Last $0.80 Breakeven $25.80 Implied vol 162.7% Delta 0.286 ≈29% ITM Gamma 0.046 Theta -0.056 Vega 0.014 Open interest 511 Model this call Put · $25 In the money Last $10.60 Breakeven $14.40 Implied vol 121% Delta -0.813 ≈81% ITM Gamma 0.05 Theta -0.031 Vega 0.014 Open interest 16 Model this put
354	12	211.9%	0.347	$1.09		—	-0.844	122%	—	0
Call · $26 Last $1.09 Breakeven $27.09 Implied vol 211.9% Delta 0.347 ≈35% ITM Gamma 0.038 Theta -0.079 Vega 0.018 Open interest 354 Model this call Put · $26 In the money Last — Breakeven — Implied vol 122% Delta -0.844 ≈84% ITM Gamma 0.044 Theta -0.028 Vega 0.01 Open interest 0 Model this put
62	3	198.3%	0.296	$0.70		$12.20	-0.876	119.7%	14	14
Call · $27 Last $0.70 Breakeven $27.70 Implied vol 198.3% Delta 0.296 ≈30% ITM Gamma 0.038 Theta -0.07 Vega 0.014 Open interest 62 Model this call Put · $27 In the money Last $12.20 Breakeven $14.80 Implied vol 119.7% Delta -0.876 ≈88% ITM Gamma 0.038 Theta -0.023 Vega 0.01 Open interest 14 Model this put
49	4	160.8%	0.195	$0.82		—	-0.791	167.2%	—	0
Call · $28 Last $0.82 Breakeven $28.82 Implied vol 160.8% Delta 0.195 ≈20% ITM Gamma 0.038 Theta -0.045 Vega 0.015 Open interest 49 Model this call Put · $28 In the money Last — Breakeven — Implied vol 167.2% Delta -0.791 ≈79% ITM Gamma 0.038 Theta -0.046 Vega 0.015 Open interest 0 Model this put
15	28	143.4%	0.137	$0.45		—	-0.977	92.8%	—	0
Call · $29 Last $0.45 Breakeven $29.45 Implied vol 143.4% Delta 0.137 ≈14% ITM Gamma 0.033 Theta -0.032 Vega 0.01 Open interest 15 Model this call Put · $29 In the money Last — Breakeven — Implied vol 92.8% Delta -0.977 ≈98% ITM Gamma 0.018 Theta -0.004 Vega 0.002 Open interest 0 Model this put
539	1	165.1%	0.162	$0.40		$11.92	-0.933	121.6%	1	1
Call · $30 Last $0.40 Breakeven $30.40 Implied vol 165.1% Delta 0.162 ≈16% ITM Gamma 0.032 Theta -0.041 Vega 0.01 Open interest 539 Model this call Put · $30 In the money Last $11.92 Breakeven $18.08 Implied vol 121.6% Delta -0.933 ≈93% ITM Gamma 0.025 Theta -0.014 Vega 0.006 Open interest 1 Model this put
796	1	223.9%	0.257	$0.48		—	—	—	—	0
Call · $31 Last $0.48 Breakeven $31.48 Implied vol 223.9% Delta 0.257 ≈26% ITM Gamma 0.031 Theta -0.073 Vega 0.015 Open interest 796 Model this call Put · $31 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
35	35	154.5%	0.102	$0.38		—	—	—	—	0
Call · $32 Last $0.38 Breakeven $32.38 Implied vol 154.5% Delta 0.102 ≈10% ITM Gamma 0.025 Theta -0.028 Vega 0.011 Open interest 35 Model this call Put · $32 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
206	1	205.6%	0.186	$0.31		—	—	—	—	0
Call · $33 Last $0.31 Breakeven $33.31 Implied vol 205.6% Delta 0.186 ≈19% ITM Gamma 0.029 Theta -0.056 Vega 0.011 Open interest 206 Model this call Put · $33 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
36	200	247.4%	0.246	$0.25		—	—	—	—	0
Call · $34 Last $0.25 Breakeven $34.25 Implied vol 247.4% Delta 0.246 ≈25% ITM Gamma 0.028 Theta -0.078 Vega 0.016 Open interest 36 Model this call Put · $34 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1.7k	20	178.2%	0.106	$0.20		$18.90	—	—	1	1
Call · $35 Last $0.20 Breakeven $35.20 Implied vol 178.2% Delta 0.106 ≈11% ITM Gamma 0.023 Theta -0.033 Vega 0.011 Open interest 1.7k Model this call Put · $35 In the money Last $18.90 Breakeven $16.10 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 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. The 25 strikes around the money are shown by default — switch to "All 32" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1821586 CUSIP 61559X104 13F (30d) 16 filings 16 filers Visit website Investor relations