SERV · Serve Robotics Inc. /DE/

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$4.37 -0.33 (-7.02%) At close · Jul 29

Market Cap

$338.12M

77.37M

Options Chain

15-min delayed Underlying $4.37 · at close Jul 29, 2026 Options Calculator

Positioning

Jul 31, 2026 · 1 days to expiry · 48 contracts

Put / call OI

0.25

Call-heavy positioning

Open interest

15,967

contracts outstanding

Volume

2,060

traded today

Max pain

$5.00

$0.63 above spot

ATM implied vol

148.8%

market's expected move

Open interest by strike

Calls Puts

3.5

4.5

5.5

6.5

7.5

8.5

9.5

10.5

11.5

12.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Jul 31 1d Aug 7 8d Aug 14 15d Aug 21 22d Aug 28 29d Sep 4 36d Sep 18 50d Nov 20 113d Dec 18 141d Jan 15 169d Feb 19 204d Mar 19 232d Jan 21 540d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
2	4	0%	1	$3.55		—	—	—	—	0
Call · $1 In the money Last $3.55 Breakeven $4.55 Implied vol 0% Delta 1 ≈100% ITM Gamma 0 Theta 0 Vega 0 Open interest 2 Model this call Put · $1 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
5	4	1229.8%	0.921	$2.42		$0.02	—	—	2	2
Call · $2 In the money Last $2.42 Breakeven $4.42 Implied vol 1229.8% Delta 0.921 ≈92% ITM Gamma 0.042 Theta -0.174 Vega 0 Open interest 5 Model this call Put · $2 Last $0.02 Breakeven $1.98 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
3	2	636.6%	0.88	$1.72		—	—	—	—	0
Call · $3 In the money Last $1.72 Breakeven $4.72 Implied vol 636.6% Delta 0.88 ≈88% ITM Gamma 0.11 Theta -0.122 Vega 0.001 Open interest 3 Model this call Put · $3 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
4	1	701.2%	0.777	$1.11		$0.01	-0.059	258.5%	20	236
Call · $3.5 In the money Last $1.11 Breakeven $4.61 Implied vol 701.2% Delta 0.777 ≈78% ITM Gamma 0.149 Theta -0.201 Vega 0.001 Open interest 4 Model this call Put · $3.5 Last $0.01 Breakeven $3.49 Implied vol 258.5% Delta -0.059 ≈6% ITM Gamma 0.161 Theta -0.029 Vega 0 Open interest 236 Model this put
29	2	—	—	$0.45		$0.03	-0.127	156.9%	8	68
Call · $4 In the money Last $0.45 Breakeven $4.45 Implied vol — Delta — Gamma — Theta — Vega — Open interest 29 Model this call Put · $4 Last $0.03 Breakeven $3.97 Implied vol 156.9% Delta -0.127 ≈13% ITM Gamma 0.472 Theta -0.032 Vega 0.001 Open interest 68 Model this put
Underlying $4.37
257	269	116.9%	0.465	$0.19		$0.24	-0.509	180.8%	52	365
Call · $4.5 Last $0.19 Breakeven $4.69 Implied vol 116.9% Delta 0.465 ≈47% ITM Gamma 1.199 Theta -0.045 Vega 0.001 Open interest 257 Model this call Put · $4.5 In the money Last $0.24 Breakeven $4.26 Implied vol 180.8% Delta -0.509 ≈51% ITM Gamma 0.781 Theta -0.069 Vega 0.001 Open interest 365 Model this put
2.6k	941	171.8%	0.16	$0.04		$0.66	-0.726	263.2%	39	341
Call · $5 Last $0.04 Breakeven $5.04 Implied vol 171.8% Delta 0.16 ≈16% ITM Gamma 0.501 Theta -0.04 Vega 0.001 Open interest 2.6k Model this call Put · $5 In the money Last $0.66 Breakeven $4.34 Implied vol 263.2% Delta -0.726 ≈73% ITM Gamma 0.449 Theta -0.084 Vega 0.001 Open interest 341 Model this put
4.8k	424	204.1%	0.061	$0.03		$1.09	—	—	9	439
Call · $5.5 Last $0.03 Breakeven $5.53 Implied vol 204.1% Delta 0.061 ≈6% ITM Gamma 0.207 Theta -0.024 Vega 0 Open interest 4.8k Model this call Put · $5.5 In the money Last $1.09 Breakeven $4.41 Implied vol — Delta — Gamma — Theta — Vega — Open interest 439 Model this put
2.5k	1	267.7%	0.049	$0.01		$1.65	-0.772	508.1%	66	183
Call · $6 Last $0.01 Breakeven $6.01 Implied vol 267.7% Delta 0.049 ≈5% ITM Gamma 0.132 Theta -0.026 Vega 0 Open interest 2.5k Model this call Put · $6 In the money Last $1.65 Breakeven $4.35 Implied vol 508.1% Delta -0.772 ≈77% ITM Gamma 0.208 Theta -0.146 Vega 0.001 Open interest 183 Model this put
559	103	340.4%	0.052	$0.01		$2.14	-0.859	478.3%	26	98
Call · $6.5 Last $0.01 Breakeven $6.51 Implied vol 340.4% Delta 0.052 ≈5% ITM Gamma 0.108 Theta -0.034 Vega 0 Open interest 559 Model this call Put · $6.5 In the money Last $2.14 Breakeven $4.36 Implied vol 478.3% Delta -0.859 ≈86% ITM Gamma 0.164 Theta -0.102 Vega 0.001 Open interest 98 Model this put
370	4	376.1%	0.037	$0.01		$2.59	-0.876	531%	6	319
Call · $7 Last $0.01 Breakeven $7.01 Implied vol 376.1% Delta 0.037 ≈4% ITM Gamma 0.076 Theta -0.029 Vega 0 Open interest 370 Model this call Put · $7 In the money Last $2.59 Breakeven $4.41 Implied vol 531% Delta -0.876 ≈88% ITM Gamma 0.135 Theta -0.103 Vega 0.001 Open interest 319 Model this put
225	3	457.5%	0.05	$0.01		$2.80	-0.909	545.2%	8	205
Call · $7.5 Last $0.01 Breakeven $7.51 Implied vol 457.5% Delta 0.05 ≈5% ITM Gamma 0.078 Theta -0.045 Vega 0 Open interest 225 Model this call Put · $7.5 In the money Last $2.80 Breakeven $4.70 Implied vol 545.2% Delta -0.909 ≈91% ITM Gamma 0.106 Theta -0.085 Vega 0 Open interest 205 Model this put
381	4	483.8%	0.039	$0.01		$3.75	-0.803	831%	5	348
Call · $8 Last $0.01 Breakeven $8.01 Implied vol 483.8% Delta 0.039 ≈4% ITM Gamma 0.062 Theta -0.039 Vega 0 Open interest 381 Model this call Put · $8 In the money Last $3.75 Breakeven $4.25 Implied vol 831% Delta -0.803 ≈80% ITM Gamma 0.119 Theta -0.223 Vega 0.001 Open interest 348 Model this put
102	1	585.5%	0.062	$0.11		$4.02	-0.947	567.8%	2	444
Call · $8.5 Last $0.11 Breakeven $8.61 Implied vol 585.5% Delta 0.062 ≈6% ITM Gamma 0.072 Theta -0.068 Vega 0 Open interest 102 Model this call Put · $8.5 In the money Last $4.02 Breakeven $4.48 Implied vol 567.8% Delta -0.947 ≈95% ITM Gamma 0.067 Theta -0.058 Vega 0 Open interest 444 Model this put
405	4	1001%	0.214	$0.01		$4.29	-0.846	846.8%	3	94
Call · $9 Last $0.01 Breakeven $9.01 Implied vol 1001% Delta 0.214 ≈21% ITM Gamma 0.103 Theta -0.283 Vega 0.001 Open interest 405 Model this call Put · $9 In the money Last $4.29 Breakeven $4.71 Implied vol 846.8% Delta -0.846 ≈85% ITM Gamma 0.097 Theta -0.19 Vega 0.001 Open interest 94 Model this put
130	2	688%	0.067	$0.05		$5.08	—	—	1	3
Call · $9.5 Last $0.05 Breakeven $9.55 Implied vol 688% Delta 0.067 ≈7% ITM Gamma 0.065 Theta -0.084 Vega 0 Open interest 130 Model this call Put · $9.5 In the money Last $5.08 Breakeven $4.42 Implied vol — Delta — Gamma — Theta — Vega — Open interest 3 Model this put
62	6	618.9%	0.032	$0.01		$5.68	-0.855	929.7%	1	32
Call · $10 Last $0.01 Breakeven $10.01 Implied vol 618.9% Delta 0.032 ≈3% ITM Gamma 0.04 Theta -0.042 Vega 0 Open interest 62 Model this call Put · $10 In the money Last $5.68 Breakeven $4.32 Implied vol 929.7% Delta -0.855 ≈86% ITM Gamma 0.085 Theta -0.201 Vega 0.001 Open interest 32 Model this put
19	1	884.8%	0.106	$0.05		$6.06	-0.955	708.1%	2	2
Call · $10.5 Last $0.05 Breakeven $10.55 Implied vol 884.8% Delta 0.106 ≈11% ITM Gamma 0.073 Theta -0.156 Vega 0 Open interest 19 Model this call Put · $10.5 In the money Last $6.06 Breakeven $4.44 Implied vol 708.1% Delta -0.955 ≈95% ITM Gamma 0.047 Theta -0.064 Vega 0 Open interest 2 Model this put
115	5	677%	0.03	$0.01		$6.62	-0.986	599%	2	1
Call · $11 Last $0.01 Breakeven $11.01 Implied vol 677% Delta 0.03 ≈3% ITM Gamma 0.035 Theta -0.043 Vega 0 Open interest 115 Model this call Put · $11 In the money Last $6.62 Breakeven $4.38 Implied vol 599% Delta -0.986 ≈99% ITM Gamma 0.021 Theta -0.02 Vega 0 Open interest 1 Model this put
6	4	791.7%	0.05	$0.01		$7.03	—	—	1	2
Call · $11.5 Last $0.01 Breakeven $11.51 Implied vol 791.7% Delta 0.05 ≈5% ITM Gamma 0.045 Theta -0.078 Vega 0 Open interest 6 Model this call Put · $11.5 In the money Last $7.03 Breakeven $4.47 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
70	2	730.2%	0.028	$0.02		$7.55	—	—	1	4
Call · $12 Last $0.02 Breakeven $12.02 Implied vol 730.2% Delta 0.028 ≈3% ITM Gamma 0.031 Theta -0.045 Vega 0 Open interest 70 Model this call Put · $12 In the money Last $7.55 Breakeven $4.45 Implied vol — Delta — Gamma — Theta — Vega — Open interest 4 Model this put
13	6	818.4%	0.043	$0.01		$8.00	-0.987	668.3%	3	3
Call · $12.5 Last $0.01 Breakeven $12.51 Implied vol 818.4% Delta 0.043 ≈4% ITM Gamma 0.039 Theta -0.071 Vega 0 Open interest 13 Model this call Put · $12.5 In the money Last $8.00 Breakeven $4.50 Implied vol 668.3% Delta -0.987 ≈99% ITM Gamma 0.018 Theta -0.02 Vega 0 Open interest 3 Model this put
2	1	1097.8%	0.118	$0.05		$8.43	—	—	2	23
Call · $13 Last $0.05 Breakeven $13.05 Implied vol 1097.8% Delta 0.118 ≈12% ITM Gamma 0.063 Theta -0.208 Vega 0 Open interest 2 Model this call Put · $13 In the money Last $8.43 Breakeven $4.57 Implied vol — Delta — Gamma — Theta — Vega — Open interest 23 Model this put
26	3	824.7%	0.026	$0.10		$9.45	-0.988	730%	4	2
Call · $14 Last $0.10 Breakeven $14.10 Implied vol 824.7% Delta 0.026 ≈3% ITM Gamma 0.025 Theta -0.047 Vega 0 Open interest 26 Model this call Put · $14 In the money Last $9.45 Breakeven $4.55 Implied vol 730% Delta -0.988 ≈99% ITM Gamma 0.015 Theta -0.021 Vega 0 Open interest 2 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 1832483 CUSIP 81758H106 13F (30d) 46 filings 45 filers Visit website Investor relations