Baidu (BIDU) Options Chain

NASDAQ: BIDUTechnologyComputer Software: Programming Data ProcessingUSD

85.33+1.41 (+1.68%)

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

Expiration date

Expiration: Sep 17, 2027
Days to expiration: 341
Share price: $85.33
Put/call ratio (OI): 2.21
Put/call ratio (volume): 2.84
ATM implied volatility: 45.8%
Expected move: ±$37.81
Open interest (C / P): 1.05K / 2.32K

BIDU options summary

The BIDU options chain for the September 17, 2027 expiration lists 19 call and 19 put contracts, with 341 days until expiration. Open interest stands at 1,053 calls and 2,322 puts, a put/call ratio of 2.21, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $85.00 strike is 45.8%, which implies the market expects a move of about ±$37.81 (44.3%) in Baidu stock by expiration.

The most open interest sits at the $105.00 call (171 contracts) and the $95.00 put (335 contracts).

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

BIDU options chain · September 17, 2027

BIDU 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
8	—	57.9%	45.96	37.35	39.80	50.00	0.79	1.80	1.35	47.6%	1	2
1	1	59.5%	36.30	33.90	36.65	55.00	1.69	2.50	2.03	45.6%	4	6
17	1	53.4%	30.40	28.65	32.70	60.00	1.53	4.00	2.88	46.8%	1	22
10	—	50.8%	33.42	25.15	28.60	65.00	2.66	5.75	4.05	47.4%	10	17
5	2	52.6%	24.00	22.10	24.40	70.00	5.45	6.80	6.50	44.0%	86	278
24	1	50.9%	21.45	19.65	21.30	75.00	7.40	8.80	8.09	43.5%	4	269
28	3	51.1%	17.32	18.25	19.65	80.00	9.30	11.00	10.50	42.6%	1	237
18	3	50.6%	16.20	15.80	17.50	85.00	11.90	13.25	11.90	41.1%	17	213
BIDU $85.33
91	1	51.4%	13.73	13.85	15.00	90.00	15.05	16.10	15.85	40.6%	4	223
147	1	50.7%	11.69	10.35	13.05	95.00	17.95	18.80	18.70	38.8%	119	335
69	1	51.3%	11.65	8.80	11.75	100.00	21.50	23.00	20.95	40.9%	6	10
171	115	48.9%	9.55	9.25	9.60	105.00	25.10	26.55	25.44	40.3%	2	18
49	5	51.8%	8.92	7.85	9.35	110.00	28.10	30.35	28.40	39.9%	10	294
44	3	53.5%	8.15	5.25	8.85	115.00	—	—	—	—	—	—
86	10	53.9%	6.30	4.40	8.00	120.00	35.70	37.75	38.39	36.2%	1	1
1	1	49.2%	4.90	4.70	5.80	125.00	39.65	43.80	43.30	43.0%	180	323
97	23	48.6%	4.78	4.60	4.95	130.00	44.10	48.25	46.50	43.3%	34	34
—	—	—	—	—	—	135.00	49.45	52.55	51.13	42.5%	10	10
37	3	49.0%	3.85	3.50	3.90	140.00	55.00	56.15	51.55	37.1%	10	30
150	2	49.1%	3.35	3.15	3.45	145.00	0.00	0.00	55.20	—	—	0

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 BIDU put/call ratio?

For the September 17, 2027 expiration, the BIDU put/call ratio based on open interest is 2.21 (2,322 puts vs 1,053 calls), and 2.84 based on today's volume. A ratio above 1 means more puts than calls.

What is BIDU's implied volatility?

At-the-money implied volatility for BIDU options expiring September 17, 2027 is about 45.8%, an annualized estimate of how much the market expects Baidu stock to move.

How many BIDU option expiration dates are there?

BIDU has 13 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.