Amprius Technologies (AMPX) Options Chain

NYSE: AMPXMiscellaneousIndustrial Machinery/ComponentsUSD

9.44+0.05 (+0.53%)

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

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 5
Share price: $9.44
Put/call ratio (OI): 0.62
Put/call ratio (volume): 39.34
ATM implied volatility: 64.3%
Expected move: ±$0.71
Open interest (C / P): 32.57K / 20.22K

AMPX options summary

The AMPX options chain for the October 16, 2026 expiration lists 43 call and 33 put contracts, with 5 days until expiration. Open interest stands at 32,572 calls and 20,220 puts, a put/call ratio of 0.62, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $9.50 strike is 64.3%, which implies the market expects a move of about ±$0.71 (7.5%) in Amprius Technologies stock by expiration.

The most open interest sits at the $35.00 call (5.17K contracts) and the $16.00 put (9.02K contracts).

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

AMPX options chain · October 16, 2026

AMPX 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
287	5	1496.9%	8.20	8.00	8.70	1.00	—	—	—	—	—	—
7	7	525.0%	7.55	7.10	7.80	2.00	—	—	—	—	—	—
0	—	—	18.93	0.00	0.00	3.00	—	—	—	—	—	—
52	2	637.5%	5.65	5.00	5.80	4.00	0.00	0.75	0.22	646.9%	1	4
125	25	695.3%	10.05	4.70	5.80	5.00	0.00	0.30	0.18	381.3%	2	19
90	—	440.6%	4.19	3.50	4.30	5.50	—	—	—	—	—	—
184	2	296.1%	3.45	3.20	3.60	6.00	0.00	0.30	0.18	290.6%	2	115
283	1	145.3%	2.48	2.30	2.65	7.00	0.00	0.30	0.08	211.7%	1	315
70	2	146.9%	2.05	1.90	2.15	7.50	0.00	0.30	0.06	175.0%	14	62
293	12	70.3%	1.55	1.30	1.60	8.00	0.00	0.15	0.06	110.9%	1	304
37	15	92.6%	1.06	0.95	1.15	8.50	0.00	0.10	0.05	71.1%	15	109
292	24	82.8%	0.63	0.55	0.75	9.00	0.10	0.15	0.12	62.5%	44	1,632
AMPX $9.44
118	238	68.0%	0.30	0.25	0.35	9.50	0.30	0.35	0.32	60.5%	7	96
1,394	33	67.2%	0.15	0.10	0.15	10.00	0.60	0.80	0.66	70.7%	23	705
216	26	69.5%	0.05	0.00	0.10	10.50	0.95	1.35	1.40	83.6%	1	26
932	11	89.8%	0.05	0.00	0.10	11.00	1.45	1.80	1.85	96.1%	1	822
162	66	107.8%	0.06	0.00	0.10	11.50	1.90	2.35	1.87	115.6%	16	19
1,937	21	137.5%	0.03	0.00	0.15	12.00	2.35	3.10	2.82	172.3%	1	3,397
134	1	140.6%	0.15	0.00	0.10	12.50	2.70	3.60	2.70	160.9%	1	1
3,378	5	135.9%	0.03	0.00	0.05	13.00	3.40	3.80	3.69	148.4%	30	213
2	1	218.8%	0.09	0.00	0.30	13.50	—	—	—	—	—	—
590	1	233.6%	0.05	0.00	0.30	14.00	4.40	4.80	4.40	175.0%	2	216
1,777	2	182.8%	0.05	0.00	0.05	15.00	5.40	5.60	5.80	196.9%	4,866	966
744	6	285.9%	0.03	0.00	0.30	16.00	6.20	7.20	6.70	281.3%	11,114	9,017
318	5	267.2%	0.03	0.00	0.15	17.00	7.20	8.20	6.70	303.9%	12	88
732	1	303.1%	0.13	0.00	0.20	18.00	8.40	9.10	7.59	348.4%	29	182
1,839	3	256.3%	0.03	0.00	0.05	19.00	9.30	10.20	9.27	368.8%	2	18
1,779	1	268.8%	0.04	0.00	0.05	20.00	10.20	11.20	10.80	362.5%	1,430	218
1,470	8	384.4%	0.03	0.00	0.30	21.00	11.20	12.20	11.70	379.7%	3,742	801
2,284	1	400.8%	0.10	0.00	0.30	22.00	11.30	12.70	8.90	395.3%	4	75
694	1	309.4%	0.05	0.00	0.05	23.00	0.00	0.00	12.61	—	2	0
317	2	379.7%	0.15	0.00	0.15	24.00	12.40	13.50	8.94	—	37	58
2,734	2	443.8%	0.03	0.00	0.30	25.00	14.40	15.70	13.00	437.5%	12	697
0	5	50.0%	0.14	0.00	0.00	26.00	0.00	0.00	8.50	—	2	0
892	1	468.8%	0.08	0.00	0.30	27.00	0.00	0.00	8.70	—	16	0
0	1	50.0%	0.18	0.00	0.00	28.00	0.00	0.00	9.66	—	11	0
0	1	50.0%	0.15	0.00	0.00	29.00	17.20	18.50	13.52	—	1	23
573	1	501.6%	0.08	0.00	0.30	30.00	18.10	19.40	14.42	—	1	22
139	1	478.1%	0.10	0.00	0.20	31.00	—	—	—	—	—	—
173	1	550.8%	0.22	0.00	0.40	32.00	—	—	—	—	—	—
292	1	560.9%	0.30	0.00	0.40	33.00	—	—	—	—	—	—
57	1	540.6%	0.15	0.00	0.30	34.00	—	—	—	—	—	—
5,175	2	490.6%	0.08	0.00	0.15	35.00	—	—	—	—	—	—

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 AMPX put/call ratio?

For the October 16, 2026 expiration, the AMPX put/call ratio based on open interest is 0.62 (20,220 puts vs 32,572 calls), and 39.34 based on today's volume. A ratio above 1 means more puts than calls.

What is AMPX's implied volatility?

At-the-money implied volatility for AMPX options expiring October 16, 2026 is about 64.3%, an annualized estimate of how much the market expects Amprius Technologies stock to move.

How many AMPX option expiration dates are there?

AMPX 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.