Ambarella (AMBA) Options Chain

NASDAQ: AMBATechnologySemiconductorsUSD

67.43+4.54 (+7.22%)

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

After hours: 67.46 +0.05%

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 469
Share price: $67.43
Put/call ratio (OI): 0.49
Put/call ratio (volume): 1.37
ATM implied volatility: 59.0%
Expected move: ±$45.07
Open interest (C / P): 3.13K / 1.52K

AMBA options summary

The AMBA options chain for the January 21, 2028 expiration lists 37 call and 32 put contracts, with 469 days until expiration. Open interest stands at 3,134 calls and 1,520 puts, a put/call ratio of 0.49, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $67.50 strike is 59.0%, which implies the market expects a move of about ±$45.07 (66.8%) in Ambarella stock by expiration.

The most open interest sits at the $135.00 call (1.09K contracts) and the $85.00 put (500 contracts).

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

AMBA options chain · January 21, 2028

AMBA 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
3	2	79.5%	57.80	34.00	43.00	27.50	0.00	1.80	1.50	55.4%	3	27
19	1	93.0%	49.70	38.00	48.00	30.00	0.00	10.00	4.25	88.6%	1	13
0	1	—	43.00	0.00	0.00	32.50	0.00	10.00	5.12	81.6%	5	6
17	2	70.6%	32.77	34.50	39.00	35.00	0.50	5.50	3.40	61.2%	30	33
7	5	69.8%	29.65	32.50	37.50	37.50	0.00	10.00	2.51	69.3%	10	18
14	1	67.2%	34.36	30.50	35.50	40.00	0.00	10.00	2.50	63.9%	14	87
14	1	67.2%	29.64	29.00	34.00	42.50	0.00	10.00	3.00	58.7%	1	16
0	8	—	57.00	0.00	0.00	45.00	0.00	0.00	5.00	6.3%	2	0
4	1	66.3%	29.00	26.00	31.00	47.50	2.00	9.50	3.80	52.9%	1	16
44	3	65.4%	26.61	24.50	29.50	50.00	4.50	9.50	7.08	54.0%	4	175
9	1	64.3%	24.88	23.00	28.00	52.50	5.50	10.50	9.00	53.5%	2	3
5	1	63.1%	21.40	21.50	26.50	55.00	6.50	11.50	10.05	52.8%	7	9
3	1	61.7%	21.15	20.00	25.00	57.50	15.50	20.50	16.85	83.2%	—	0
84	1	62.1%	22.60	19.00	24.00	60.00	9.00	14.00	10.24	52.6%	2	12
6	6	67.7%	29.68	17.00	27.00	62.50	7.00	17.00	19.60	67.5%	5	0
55	2	60.4%	18.10	16.50	21.50	65.00	11.00	16.00	14.50	58.4%	2	30
AMBA $67.43
16	1	59.7%	18.75	15.50	20.20	67.50	12.50	17.50	14.66	58.3%	1	17
77	5	58.1%	13.30	14.00	19.00	70.00	13.50	18.50	17.78	56.2%	7	31
76	4	57.6%	12.40	13.00	18.00	72.50	0.00	0.00	12.89	—	2	0
83	3	57.0%	15.80	12.00	17.00	75.00	0.00	0.00	11.50	—	20	0
31	3	56.2%	10.90	11.00	16.00	77.50	19.00	28.00	14.00	56.0%	2	2
126	7	55.2%	12.21	10.00	15.00	80.00	19.60	24.50	24.00	53.4%	1	16
37	1	55.8%	10.00	9.50	14.50	82.50	21.00	26.00	24.02	52.3%	1	4
52	2	54.6%	13.00	8.50	13.50	85.00	23.00	28.00	27.10	52.8%	2	500
17	5	54.5%	12.60	8.00	12.70	87.50	24.50	29.50	25.50	51.5%	6	9
52	5	53.5%	12.40	7.00	12.00	90.00	26.50	31.50	27.10	51.6%	1	4
6	1	53.6%	10.00	6.50	11.50	92.50	—	—	—	—	—	—
19	1	53.6%	10.00	6.00	11.00	95.00	30.00	35.00	35.24	50.0%	1	490
9	1	53.3%	7.46	5.50	10.40	97.50	0.00	0.00	26.00	—	—	0
386	1	53.3%	7.40	5.50	9.50	100.00	36.00	46.00	23.70	56.5%	1	2
37	1	52.5%	7.01	4.00	9.00	105.00	0.00	0.00	30.10	—	—	0
31	7	53.3%	9.00	1.00	11.00	110.00	0.00	0.00	32.42	—	—	0
25	4	55.7%	7.60	1.00	11.00	115.00	0.00	0.00	33.50	—	—	0
224	1	59.8%	7.00	1.50	6.50	120.00	—	—	—	—	—	—
42	5	56.1%	4.00	0.00	10.00	125.00	—	—	—	—	—	—
410	2	60.1%	4.00	0.50	5.50	130.00	—	—	—	—	—	—
1,094	1	52.4%	2.30	2.00	3.30	135.00	—	—	—	—	—	—

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 AMBA put/call ratio?

For the January 21, 2028 expiration, the AMBA put/call ratio based on open interest is 0.49 (1,520 puts vs 3,134 calls), and 1.37 based on today's volume. A ratio above 1 means more puts than calls.

What is AMBA's implied volatility?

At-the-money implied volatility for AMBA options expiring January 21, 2028 is about 59.0%, an annualized estimate of how much the market expects Ambarella stock to move.

How many AMBA option expiration dates are there?

AMBA has 14 listed expiration dates, from Oct 9, 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.