Serve Robotics (SERV) Options Chain

NASDAQ: SERVIndustrialsIndustrial Machinery/ComponentsUSD

4.35-0.10 (-2.25%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 23, 2026
Days to expiration: 13
Share price: $4.35
Put/call ratio (OI): 0.50
Put/call ratio (volume): 0.61
ATM implied volatility: 72.3%
Expected move: ±$0.5933
Open interest (C / P): 2.99K / 1.50K

SERV options summary

The SERV options chain for the October 23, 2026 expiration lists 15 call and 14 put contracts, with 13 days until expiration. Open interest stands at 2,988 calls and 1,498 puts, a put/call ratio of 0.50, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $4.50 strike is 72.3%, which implies the market expects a move of about ±$0.5933 (13.6%) in Serve Robotics stock by expiration.

The most open interest sits at the $5.00 call (1.40K contracts) and the $8.50 put (350 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

SERV options chain · October 23, 2026

SERV calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
0	1	50.0%	3.89	3.75	3.95	0.50	—	—	—	—	—	—
0	—	540.6%	3.86	3.25	3.60	1.00	—	—	—	—	—	—
0	—	212.5%	2.97	2.14	2.59	2.00	—	—	—	—	—	—
0	—	193.8%	2.50	1.70	2.08	2.50	—	—	—	—	—	—
0	2	143.8%	1.85	1.20	1.59	3.00	0.00	0.24	0.03	195.3%	2	3
0	1	102.3%	1.25	0.64	1.17	3.50	0.00	0.07	0.04	89.1%	2	5
306	10	70.3%	0.45	0.37	0.52	4.00	0.08	0.11	0.10	70.3%	20	331
SERV $4.35
318	56	65.6%	0.17	0.12	0.20	4.50	0.29	0.42	0.30	78.9%	12	157
1,399	141	69.5%	0.05	0.04	0.06	5.00	0.64	0.76	0.66	69.5%	34	160
706	57	78.1%	0.02	0.00	0.04	5.50	0.98	1.28	1.18	134.4%	8	31
203	1	103.1%	0.03	0.00	0.05	6.00	1.38	1.94	1.66	87.5%	3	17
27	4	121.9%	0.03	0.00	0.05	6.50	2.07	2.51	2.18	189.8%	1	31
14	12	150.0%	0.02	0.00	0.07	7.00	2.54	2.79	2.65	128.1%	10	215
4	—	220.3%	0.08	0.00	0.24	7.50	3.00	3.30	3.14	50.0%	35	44
—	—	—	—	—	—	8.00	3.35	3.90	3.64	295.3%	1	47
11	10	181.3%	0.04	0.00	0.05	8.50	4.05	4.30	4.17	181.3%	38	350
—	—	—	—	—	—	9.00	4.55	4.80	4.63	193.8%	14	99
—	—	—	—	—	—	9.50	5.00	5.25	5.12	268.8%	1	8

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the SERV put/call ratio?

For the October 23, 2026 expiration, the SERV put/call ratio based on open interest is 0.50 (1,498 puts vs 2,988 calls), and 0.61 based on today's volume. A ratio above 1 means more puts than calls.

What is SERV's implied volatility?

At-the-money implied volatility for SERV options expiring October 23, 2026 is about 72.3%, an annualized estimate of how much the market expects Serve Robotics stock to move.

How many SERV option expiration dates are there?

SERV has 12 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.