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ONTO
Onto Innovation Inc.
stock NYSE

Market Open

Jul 30, 2026 9:46:47 AM EDT

245.98USD+12.587%(+27.50)123,349

243.95Bid 259.14Ask 15.19Spread

Pre-market

Jul 30, 2026 9:16:30 AM EDT

235.00USD+7.561%(+16.52)5,237

After-hours

Jul 29, 2026 4:30:30 PM EDT

215.01USD-1.588%(-3.47)0

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Dec 18, 2026 Mar 19, 2027 Dec 17, 2027

ITM/OTM for Aug 21, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
321	2,685	891	659

ONTO Aug 21, 2026 Exp. - Volume by Strike

Puts

Calls

ONTO Aug 21, 2026 Exp. - Open Interest by Strike

Puts

Calls

ONTO Aug 21, 2026 Exp. - Max Pain @ $280.00

Puts

Calls

ONTO Aug 21, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
530 C	2.00	+42.86%	1	4	07-15	ONTO260821C00530000
520 C	4.70	0%	1	1	07-10	ONTO260821C00520000
510 C	1.94	+24.36%	1	23	07-22	ONTO260821C00510000
500 C	2.00	-13.04%	1	8	07-22	ONTO260821C00500000
490 C	7.20	0%	1	1	07-09	ONTO260821C00490000
480 C	2.09	+44.14%	1	112	07-23	ONTO260821C00480000
470 C	2.95	-70.79%	19	3	07-16	ONTO260821C00470000
460 C	3.80	-53.09%	2	9	07-16	ONTO260821C00460000
450 C	4.35	+25.72%	17	35	07-21	ONTO260821C00450000
440 C	4.80	-4.95%	1	23	07-22	ONTO260821C00440000
430 C	0.25	-98.12%	10	463	07-29	ONTO260821C00430000
420 C	1.48	+23.33%	1	153	07-27	ONTO260821C00420000
410 C	0.73	-89.70%	3	52	07-29	ONTO260821C00410000
400 C	1.33	-45.27%	16	246	07-29	ONTO260821C00400000
390 C	2.63	-55.04%	1	25	07-27	ONTO260821C00390000
380 C	1.20	-57.60%	1	32	07-28	ONTO260821C00380000
370 C	2.03	-36.16%	1	39	07-28	ONTO260821C00370000
360 C	1.67	-60.24%	6	159	07-28	ONTO260821C00360000
350 C	1.82	-19.47%	27	67	07-29	ONTO260821C00350000
340 C	2.60	-12.46%	11	677	07-29	ONTO260821C00340000
330 C	4.40	-40.22%	3	121	07-28	ONTO260821C00330000
320 C	3.00	-43.50%	1	49	07-29	ONTO260821C00320000
310 C	6.29	-42.19%	4	72	07-28	ONTO260821C00310000
300 C	4.80	-43.53%	34	66	07-29	ONTO260821C00300000
290 C	5.40	-45.12%	3	49	07-29	ONTO260821C00290000
280 C	6.65	-43.45%	1	24	07-29	ONTO260821C00280000
270 C	10.50	-20.75%	12	17	07-29	ONTO260821C00270000
260 C	14.20	-21.98%	52	52	07-29	ONTO260821C00260000
250 C	14.28	-38.18%	20	103	07-29	ONTO260821C00250000
240 C	17.60	-33.83%	8	63	07-29	ONTO260821C00240000
230 C	21.40	-34.76%	15	78	07-29	ONTO260821C00230000
220 C	26.50	-66.20%	11	11	07-29	ONTO260821C00220000
210 C	28.80	-34.40%	6	16	07-29	ONTO260821C00210000
200 C	38.50	-56.42%	1	49	07-29	ONTO260821C00200000
195 C	95.30	0%	50	50	07-20	ONTO260821C00195000
190 C	117.02	-27.85%	1	2	07-02	ONTO260821C00190000
185 C	97.80	0%	43	43	07-07	ONTO260821C00185000
180 C	170.25	0%	3	3	07-01	ONTO260821C00180000
175 C	146.20	0%	1	1	06-24	ONTO260821C00175000
170 C	180.85	0%	3	3	07-01	ONTO260821C00170000
165 C	0	0%	0			ONTO260821C00165000
160 C	0	0%	0			ONTO260821C00160000
155 C	0	0%	0			ONTO260821C00155000
150 C	76.00	-35.86%	1	1	07-29	ONTO260821C00150000
145 C	123.10	0%	1	1	07-17	ONTO260821C00145000
140 C	0	0%	0			ONTO260821C00140000
135 C	0	0%	0			ONTO260821C00135000
130 C	0	0%	0			ONTO260821C00130000
125 C	0	0%	0			ONTO260821C00125000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
530 P	244.00	0%	1	1	07-24	ONTO260821P00530000
520 P	234.00	+20.25%	1	1	07-24	ONTO260821P00520000
510 P	224.00	+57.41%	1	1	07-24	ONTO260821P00510000
500 P	214.00	0%	1	2	07-24	ONTO260821P00500000
490 P	204.00	0%	1	1	07-24	ONTO260821P00490000
480 P	0	0%	0			ONTO260821P00480000
470 P	0	0%	0			ONTO260821P00470000
460 P	153.50	0%	1	1	07-10	ONTO260821P00460000
450 P	144.60	0%	1	1	07-10	ONTO260821P00450000
440 P	0	0%	0			ONTO260821P00440000
430 P	119.80	0%	7	7	07-09	ONTO260821P00430000
420 P	0	0%	0			ONTO260821P00420000
410 P	0	0%	0			ONTO260821P00410000
400 P	93.70	0%	1	1	06-26	ONTO260821P00400000
390 P	71.00	+25.66%	1	3	07-01	ONTO260821P00390000
380 P	67.45	+34.10%	1	3	07-01	ONTO260821P00380000
370 P	58.00	+25.27%	1	5	07-01	ONTO260821P00370000
360 P	56.70	-2.07%	1	51	06-22	ONTO260821P00360000
350 P	97.60	+23.72%	1	10	07-17	ONTO260821P00350000
340 P	60.30	-2.11%	2	84	07-23	ONTO260821P00340000
330 P	59.23	-0.74%	1	74	07-24	ONTO260821P00330000
320 P	49.00	-2.00%	1	35	07-23	ONTO260821P00320000
310 P	90.72	+15.79%	1	17	07-29	ONTO260821P00310000
300 P	55.40	+22.03%	1	39	07-27	ONTO260821P00300000
290 P	61.85	+58.59%	5	110	07-28	ONTO260821P00290000
280 P	61.80	+41.26%	60	133	07-29	ONTO260821P00280000
270 P	27.00	+10.20%	9	74	07-24	ONTO260821P00270000
260 P	40.60	+40.39%	5	32	07-28	ONTO260821P00260000
250 P	34.00	+40.38%	31	205	07-28	ONTO260821P00250000
240 P	37.70	+33.22%	10	83	07-29	ONTO260821P00240000
230 P	30.70	+31.20%	33	118	07-29	ONTO260821P00230000
220 P	25.50	+31.78%	28	142	07-29	ONTO260821P00220000
210 P	21.90	+46.00%	11	72	07-29	ONTO260821P00210000
200 P	16.50	+41.51%	2	94	07-29	ONTO260821P00200000
195 P	9.50	+148.04%	2	16	07-28	ONTO260821P00195000
190 P	5.40	-30.77%	2	5	07-27	ONTO260821P00190000
185 P	5.08	+73.38%	1	5	07-20	ONTO260821P00185000
180 P	7.10	+56.39%	7	37	07-29	ONTO260821P00180000
175 P	8.75	+241.80%	2	9	07-29	ONTO260821P00175000
170 P	7.00	+117.39%	2	30	07-29	ONTO260821P00170000
165 P	4.90	+25.64%	1	13	07-29	ONTO260821P00165000
160 P	3.20	-4.76%	3	13	07-29	ONTO260821P00160000
155 P	2.74	+76.77%	10	11	07-28	ONTO260821P00155000
150 P	2.50	-1.96%	1	5	07-29	ONTO260821P00150000
145 P	2.30	+32.95%	3	6	07-29	ONTO260821P00145000
140 P	0	0%	0			ONTO260821P00140000
135 P	0	0%	0			ONTO260821P00135000
130 P	0	0%	0			ONTO260821P00130000
125 P	0	0%	0			ONTO260821P00125000

.dark-mode .C480vR{ color: white; background-color: #333333; border: 2px solid white; }.light-mode .C480vR{ color: #333333; background-color: white; border: 2px solid #333333; }ONTOOnto Innovation Inc.stock NYSE

ONTO Aug 21, 2026 Exp. - Open Interest by Strike

ONTO Aug 21, 2026 Exp. - Max Pain @ $280.00

ONTO
Onto Innovation Inc.
stock NYSE