INBX · Inhibrx Biosciences, Inc.

Track INBX — free Ask ALVIS about INBX

$84.56 +0.67 (+0.80%)

Market Cap

$1.23B

14.67M

Options Chain

15-min delayed Underlying $84.56 · today Options Calculator

Positioning

Aug 21, 2026 · 15 days to expiry · 76 contracts

Put / call OI

0.32

Call-heavy positioning

Open interest

1,831

contracts outstanding

Volume

634

traded today

Max pain

$110.00

$25.44 above spot

ATM implied vol

101.6%

market's expected move

Open interest by strike · near the money

Calls Puts

100

105

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

230

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 15d Sep 18 43d Nov 20 106d Jan 15 162d Feb 19 197d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	312.1%	0.974	—		—	-0.028	323.5%	—	0
Call · $30 In the money Last — Breakeven — Implied vol 312.1% Delta 0.974 ≈97% ITM Gamma 0.001 Theta -0.109 Vega 0.01 Open interest 0 Model this call Put · $30 Last — Breakeven — Implied vol 323.5% Delta -0.028 ≈3% ITM Gamma 0.001 Theta -0.12 Vega 0.01 Open interest 0 Model this put
1	1	269.3%	0.97	$79.50		—	-0.033	280.5%	—	0
Call · $35 In the money Last $79.50 Breakeven $114.50 Implied vol 269.3% Delta 0.97 ≈97% ITM Gamma 0.001 Theta -0.107 Vega 0.011 Open interest 1 Model this call Put · $35 Last — Breakeven — Implied vol 280.5% Delta -0.033 ≈3% ITM Gamma 0.002 Theta -0.118 Vega 0.011 Open interest 0 Model this put
7	1	252%	0.958	$100.20		$0.80	-0.039	243.7%	2	2
Call · $40 In the money Last $100.20 Breakeven $140.20 Implied vol 252% Delta 0.958 ≈96% ITM Gamma 0.002 Theta -0.134 Vega 0.02 Open interest 7 Model this call Put · $40 Last $0.80 Breakeven $39.20 Implied vol 243.7% Delta -0.039 ≈4% ITM Gamma 0.002 Theta -0.117 Vega 0.012 Open interest 2 Model this put
2	2	225.4%	0.945	$76.70		$1.05	-0.047	213.2%	1	1
Call · $45 In the money Last $76.70 Breakeven $121.70 Implied vol 225.4% Delta 0.945 ≈95% ITM Gamma 0.003 Theta -0.146 Vega 0.022 Open interest 2 Model this call Put · $45 Last $1.05 Breakeven $43.95 Implied vol 213.2% Delta -0.047 ≈5% ITM Gamma 0.003 Theta -0.119 Vega 0.022 Open interest 1 Model this put
0	—	168.8%	0.956	—		$1.55	-0.052	179.6%	1	5
Call · $50 In the money Last — Breakeven — Implied vol 168.8% Delta 0.956 ≈96% ITM Gamma 0.003 Theta -0.094 Vega 0.013 Open interest 0 Model this call Put · $50 Last $1.55 Breakeven $48.45 Implied vol 179.6% Delta -0.052 ≈5% ITM Gamma 0.003 Theta -0.109 Vega 0.023 Open interest 5 Model this put
0	—	145.2%	0.946	—		$10.50	-0.061	151.4%	2	3
Call · $55 In the money Last — Breakeven — Implied vol 145.2% Delta 0.946 ≈95% ITM Gamma 0.004 Theta -0.096 Vega 0.024 Open interest 0 Model this call Put · $55 Last $10.50 Breakeven $44.50 Implied vol 151.4% Delta -0.061 ≈6% ITM Gamma 0.005 Theta -0.104 Vega 0.024 Open interest 3 Model this put
5	1	164.5%	0.882	$34.28		$10.90	-0.076	127.8%	1	6
Call · $60 In the money Last $34.28 Breakeven $94.28 Implied vol 164.5% Delta 0.882 ≈88% ITM Gamma 0.007 Theta -0.19 Vega 0.038 Open interest 5 Model this call Put · $60 Last $10.90 Breakeven $49.10 Implied vol 127.8% Delta -0.076 ≈8% ITM Gamma 0.006 Theta -0.102 Vega 0.025 Open interest 6 Model this put
0	—	99.9%	0.916	—		$1.30	-0.095	106.2%	1	8
Call · $65 In the money Last — Breakeven — Implied vol 99.9% Delta 0.916 ≈92% ITM Gamma 0.009 Theta -0.093 Vega 0.026 Open interest 0 Model this call Put · $65 Last $1.30 Breakeven $63.70 Implied vol 106.2% Delta -0.095 ≈9% ITM Gamma 0.009 Theta -0.101 Vega 0.026 Open interest 8 Model this put
0	1	105.1%	0.835	$35.00		$7.07	-0.152	98.4%	3	13
Call · $70 In the money Last $35.00 Breakeven $105.00 Implied vol 105.1% Delta 0.835 ≈84% ITM Gamma 0.014 Theta -0.154 Vega 0.041 Open interest 0 Model this call Put · $70 Last $7.07 Breakeven $62.93 Implied vol 98.4% Delta -0.152 ≈15% ITM Gamma 0.014 Theta -0.13 Vega 0.041 Open interest 13 Model this put
2	1	122.9%	0.723	$53.70		$4.00	-0.288	138.3%	20	44
Call · $75 In the money Last $53.70 Breakeven $128.70 Implied vol 122.9% Delta 0.723 ≈72% ITM Gamma 0.016 Theta -0.24 Vega 0.056 Open interest 2 Model this call Put · $75 Last $4.00 Breakeven $71.00 Implied vol 138.3% Delta -0.288 ≈29% ITM Gamma 0.015 Theta -0.268 Vega 0.056 Open interest 44 Model this put
2	2	113.4%	0.635	$12.20		$8.00	-0.365	110.9%	1	44
Call · $80 In the money Last $12.20 Breakeven $92.20 Implied vol 113.4% Delta 0.635 ≈63% ITM Gamma 0.019 Theta -0.247 Vega 0.066 Open interest 2 Model this call Put · $80 Last $8.00 Breakeven $72.00 Implied vol 110.9% Delta -0.365 ≈36% ITM Gamma 0.02 Theta -0.234 Vega 0.066 Open interest 44 Model this put
Underlying $84.56
71	70	113.8%	0.533	$5.79		$8.00	-0.481	89.4%	10	42
Call · $85 Last $5.79 Breakeven $90.79 Implied vol 113.8% Delta 0.533 ≈53% ITM Gamma 0.021 Theta -0.264 Vega 0.068 Open interest 71 Model this call Put · $85 In the money Last $8.00 Breakeven $77.00 Implied vol 89.4% Delta -0.481 ≈48% ITM Gamma 0.026 Theta -0.2 Vega 0.068 Open interest 42 Model this put
28	27	112.7%	0.433	$6.30		$14.00	-0.622	81.7%	1	11
Call · $90 Last $6.30 Breakeven $96.30 Implied vol 112.7% Delta 0.433 ≈43% ITM Gamma 0.021 Theta -0.256 Vega 0.07 Open interest 28 Model this call Put · $90 In the money Last $14.00 Breakeven $76.00 Implied vol 81.7% Delta -0.622 ≈62% ITM Gamma 0.028 Theta -0.173 Vega 0.062 Open interest 11 Model this put
24	1	130.7%	0.378	$3.15		—	-0.708	91.8%	—	0
Call · $95 Last $3.15 Breakeven $98.15 Implied vol 130.7% Delta 0.378 ≈38% ITM Gamma 0.017 Theta -0.287 Vega 0.063 Open interest 24 Model this call Put · $95 In the money Last — Breakeven — Implied vol 91.8% Delta -0.708 ≈71% ITM Gamma 0.022 Theta -0.174 Vega 0.063 Open interest 0 Model this put
29	1	148.5%	0.342	$3.50		—	-0.761	103%	—	0
Call · $100 Last $3.50 Breakeven $103.50 Implied vol 148.5% Delta 0.342 ≈34% ITM Gamma 0.014 Theta -0.312 Vega 0.064 Open interest 29 Model this call Put · $100 In the money Last — Breakeven — Implied vol 103% Delta -0.761 ≈76% ITM Gamma 0.018 Theta -0.176 Vega 0.05 Open interest 0 Model this put
5	3	122.9%	0.228	$4.00		$24.40	-0.908	77.8%	1	3
Call · $105 Last $4.00 Breakeven $109.00 Implied vol 122.9% Delta 0.228 ≈23% ITM Gamma 0.014 Theta -0.213 Vega 0.051 Open interest 5 Model this call Put · $105 In the money Last $24.40 Breakeven $80.60 Implied vol 77.8% Delta -0.908 ≈91% ITM Gamma 0.013 Theta -0.067 Vega 0.033 Open interest 3 Model this put
93	1	184.6%	0.3	$1.50		$15.50	-0.964	72.9%	1	250
Call · $110 Last $1.50 Breakeven $111.50 Implied vol 184.6% Delta 0.3 ≈30% ITM Gamma 0.011 Theta -0.371 Vega 0.067 Open interest 93 Model this call Put · $110 In the money Last $15.50 Breakeven $94.50 Implied vol 72.9% Delta -0.964 ≈96% ITM Gamma 0.007 Theta -0.028 Vega 0.017 Open interest 250 Model this put
272	1	118.6%	0.123	$1.45		$23.44	-0.989	71.1%	1	5
Call · $115 Last $1.45 Breakeven $116.45 Implied vol 118.6% Delta 0.123 ≈12% ITM Gamma 0.01 Theta -0.138 Vega 0.036 Open interest 272 Model this call Put · $115 In the money Last $23.44 Breakeven $91.56 Implied vol 71.1% Delta -0.989 ≈99% ITM Gamma 0.004 Theta -0.008 Vega 0.006 Open interest 5 Model this put
14	2	122.9%	0.098	$8.00		$42.40	—	—	10	10
Call · $120 Last $8.00 Breakeven $128.00 Implied vol 122.9% Delta 0.098 ≈10% ITM Gamma 0.008 Theta -0.122 Vega 0.036 Open interest 14 Model this call Put · $120 In the money Last $42.40 Breakeven $77.60 Implied vol — Delta — Gamma — Theta — Vega — Open interest 10 Model this put
208	131	223.7%	0.264	$7.60		—	-0.966	104.8%	—	0
Call · $125 Last $7.60 Breakeven $132.60 Implied vol 223.7% Delta 0.264 ≈26% ITM Gamma 0.009 Theta -0.418 Vega 0.054 Open interest 208 Model this call Put · $125 In the money Last — Breakeven — Implied vol 104.8% Delta -0.966 ≈97% ITM Gamma 0.005 Theta -0.04 Vega 0.01 Open interest 0 Model this put
2	2	157.5%	0.118	$32.70		—	-0.968	112.7%	—	0
Call · $130 Last $32.70 Breakeven $162.70 Implied vol 157.5% Delta 0.118 ≈12% ITM Gamma 0.007 Theta -0.177 Vega 0.037 Open interest 2 Model this call Put · $130 In the money Last — Breakeven — Implied vol 112.7% Delta -0.968 ≈97% ITM Gamma 0.004 Theta -0.041 Vega 0.01 Open interest 0 Model this put
3	1	166.1%	0.11	$1.20		—	-0.969	120.2%	—	0
Call · $135 Last $1.20 Breakeven $136.20 Implied vol 166.1% Delta 0.11 ≈11% ITM Gamma 0.007 Theta -0.178 Vega 0.038 Open interest 3 Model this call Put · $135 In the money Last — Breakeven — Implied vol 120.2% Delta -0.969 ≈97% ITM Gamma 0.004 Theta -0.041 Vega 0.01 Open interest 0 Model this put
7	6	168.5%	0.092	$2.40		—	-0.965	132.2%	—	0
Call · $140 Last $2.40 Breakeven $142.40 Implied vol 168.5% Delta 0.092 ≈9% ITM Gamma 0.006 Theta -0.161 Vega 0.022 Open interest 7 Model this call Put · $140 In the money Last — Breakeven — Implied vol 132.2% Delta -0.965 ≈97% ITM Gamma 0.004 Theta -0.051 Vega 0.011 Open interest 0 Model this put
11	2	174.9%	0.088	$2.20		—	-0.972	134.5%	—	0
Call · $145 Last $2.20 Breakeven $147.20 Implied vol 174.9% Delta 0.088 ≈9% ITM Gamma 0.005 Theta -0.159 Vega 0.023 Open interest 11 Model this call Put · $145 In the money Last — Breakeven — Implied vol 134.5% Delta -0.972 ≈97% ITM Gamma 0.003 Theta -0.043 Vega 0.011 Open interest 0 Model this put
273	104	176.8%	0.078	$0.60		—	-0.973	141.3%	—	0
Call · $150 Last $0.60 Breakeven $150.60 Implied vol 176.8% Delta 0.078 ≈8% ITM Gamma 0.005 Theta -0.146 Vega 0.023 Open interest 273 Model this call Put · $150 In the money Last — Breakeven — Implied vol 141.3% Delta -0.973 ≈97% ITM Gamma 0.003 Theta -0.044 Vega 0.011 Open interest 0 Model this put
14	1	181.9%	0.073	$17.80		—	-0.974	147.8%	—	0
Call · $155 Last $17.80 Breakeven $172.80 Implied vol 181.9% Delta 0.073 ≈7% ITM Gamma 0.004 Theta -0.142 Vega 0.024 Open interest 14 Model this call Put · $155 In the money Last — Breakeven — Implied vol 147.8% Delta -0.974 ≈97% ITM Gamma 0.003 Theta -0.044 Vega 0.011 Open interest 0 Model this put
100	100	186.7%	0.068	$15.00		—	-0.986	144.3%	—	0
Call · $160 Last $15.00 Breakeven $175.00 Implied vol 186.7% Delta 0.068 ≈7% ITM Gamma 0.004 Theta -0.138 Vega 0.024 Open interest 100 Model this call Put · $160 In the money Last — Breakeven — Implied vol 144.3% Delta -0.986 ≈99% ITM Gamma 0.002 Theta -0.025 Vega 0.009 Open interest 0 Model this put
8	3	191.5%	0.063	$1.75		—	-0.98	155.7%	—	0
Call · $165 Last $1.75 Breakeven $166.75 Implied vol 191.5% Delta 0.063 ≈6% ITM Gamma 0.004 Theta -0.134 Vega 0.024 Open interest 8 Model this call Put · $165 In the money Last — Breakeven — Implied vol 155.7% Delta -0.98 ≈98% ITM Gamma 0.002 Theta -0.035 Vega 0.01 Open interest 0 Model this put
100	100	198.1%	0.061	$11.60		—	—	—	—	0
Call · $170 Last $11.60 Breakeven $181.60 Implied vol 198.1% Delta 0.061 ≈6% ITM Gamma 0.004 Theta -0.136 Vega 0.025 Open interest 100 Model this call Put · $170 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
3	1	208.5%	0.065	$1.09		—	—	—	—	0
Call · $175 Last $1.09 Breakeven $176.09 Implied vol 208.5% Delta 0.065 ≈7% ITM Gamma 0.004 Theta -0.15 Vega 0.025 Open interest 3 Model this call Put · $175 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
87	2	214.7%	0.064	$2.20		—	—	—	—	0
Call · $180 Last $2.20 Breakeven $182.20 Implied vol 214.7% Delta 0.064 ≈6% ITM Gamma 0.003 Theta -0.152 Vega 0.025 Open interest 87 Model this call Put · $180 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	2	220.7%	0.063	$13.90		—	—	—	—	0
Call · $185 Last $13.90 Breakeven $198.90 Implied vol 220.7% Delta 0.063 ≈6% ITM Gamma 0.003 Theta -0.154 Vega 0.026 Open interest 0 Model this call Put · $185 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
3	3	226.6%	0.062	$2.50		—	—	—	—	0
Call · $190 Last $2.50 Breakeven $192.50 Implied vol 226.6% Delta 0.062 ≈6% ITM Gamma 0.003 Theta -0.156 Vega 0.026 Open interest 3 Model this call Put · $190 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	230.4%	0.058	$0.48		—	—	—	—	0
Call · $195 Last $0.48 Breakeven $195.48 Implied vol 230.4% Delta 0.058 ≈6% ITM Gamma 0.003 Theta -0.152 Vega 0.026 Open interest 1 Model this call Put · $195 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	236%	0.057	—		—	—	—	—	0
Call · $200 Last — Breakeven — Implied vol 236% Delta 0.057 ≈6% ITM Gamma 0.003 Theta -0.154 Vega 0.026 Open interest 0 Model this call Put · $200 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
2	1	246.8%	0.055	$1.00		—	—	—	—	0
Call · $210 Last $1.00 Breakeven $211.00 Implied vol 246.8% Delta 0.055 ≈6% ITM Gamma 0.003 Theta -0.158 Vega 0.027 Open interest 2 Model this call Put · $210 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
2	1	257.2%	0.054	$1.50		—	—	—	—	0
Call · $220 Last $1.50 Breakeven $221.50 Implied vol 257.2% Delta 0.054 ≈5% ITM Gamma 0.002 Theta -0.161 Vega 0.028 Open interest 2 Model this call Put · $220 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
5	1	261.7%	0.05	$1.00		$125.00	—	—	1	0
Call · $230 Last $1.00 Breakeven $231.00 Implied vol 261.7% Delta 0.05 ≈5% ITM Gamma 0.002 Theta -0.154 Vega 0.014 Open interest 5 Model this call Put · $230 In the money Last $125.00 Breakeven $105.00 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. The 24 strikes around the money are shown by default — switch to "All 38" 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 2007919 CUSIP 45720N103 13F (30d) 29 filings 29 filers Visit website