Dark

BLLN
BillionToOne, Inc. Class A Common Stock
stock NASDAQ

At Close

Jul 31, 2026 3:59:58 PM EDT

138.57USD-0.798%(-1.11)530,889

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 31, 2026 8:23:30 AM EDT

140.75USD+0.766%(+1.07)100

After-hours

Jul 31, 2026 4:08:30 PM EDT

138.00USD-0.408%(-0.57)89,870

OverviewOption ChainHistoricalExchangesShortsTrends

Expiration Dates

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
446	178	45	945

Puts

Calls

Puts

Calls

Puts

Calls

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
195 C	0	0%	0			BLLN261218C00195000
190 C	9.30	0%	21	11	07-28	BLLN261218C00190000
185 C	8.50	0%	1	1	07-30	BLLN261218C00185000
180 C	9.30	0%	1	1	07-30	BLLN261218C00180000
175 C	11.50	+19.79%	1	45	07-30	BLLN261218C00175000
170 C	12.20	+14.34%	5	18	07-21	BLLN261218C00170000
165 C	0	0%	0			BLLN261218C00165000
160 C	14.38	0%	1	1	07-13	BLLN261218C00160000
155 C	16.35	0%	1	1	07-21	BLLN261218C00155000
150 C	17.00	-3.95%	1	17	07-23	BLLN261218C00150000
145 C	16.56	-3.94%	1	13	07-28	BLLN261218C00145000
140 C	16.50	-19.04%	15	70	07-27	BLLN261218C00140000
135 C	22.64	+107.71%	2	3	07-21	BLLN261218C00135000
130 C	24.90	+18.01%	1	5	07-21	BLLN261218C00130000
125 C	27.39	+0.88%	1	102	07-30	BLLN261218C00125000
120 C	28.70	+13.89%	2	26	07-29	BLLN261218C00120000
115 C	31.20	-0.35%	1	15	07-20	BLLN261218C00115000
110 C	33.90	+6.94%	1	11	07-20	BLLN261218C00110000
105 C	39.00	+18.18%	4	93	07-29	BLLN261218C00105000
100 C	42.60	+5.71%	1	3	07-30	BLLN261218C00100000
95 C	43.70	+9.44%	1	23	07-22	BLLN261218C00095000
90 C	41.70	-11.65%	1	28	07-27	BLLN261218C00090000
85 C	50.80	-0.39%	1	30	07-22	BLLN261218C00085000
80 C	60.41	+17.76%	5	18	07-30	BLLN261218C00080000
75 C	35.85	+14.17%	1	4	06-15	BLLN261218C00075000
70 C	52.50	+64.06%	1	6	07-06	BLLN261218C00070000
65 C	61.40	+127.41%	1	2	07-24	BLLN261218C00065000
60 C	60.80	+38.50%	3	13	06-30	BLLN261218C00060000
55 C	72.40	+16.81%	2	14	07-16	BLLN261218C00055000
50 C	75.88	-2.17%	1	12	07-27	BLLN261218C00050000
45 C	78.84	+47.09%	5	9	07-06	BLLN261218C00045000
40 C	88.52	+45.11%	2	29	07-15	BLLN261218C00040000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
195 P	0	0%	0			BLLN261218P00195000
190 P	65.30	0%	1	1	07-28	BLLN261218P00190000
185 P	0	0%	0			BLLN261218P00185000
180 P	0	0%	0			BLLN261218P00180000
175 P	0	0%	0			BLLN261218P00175000
170 P	49.60	0%	1	1	07-28	BLLN261218P00170000
165 P	0	0%	0			BLLN261218P00165000
160 P	0	0%	0			BLLN261218P00160000
155 P	0	0%	0			BLLN261218P00155000
150 P	39.70	0%	44	22	07-17	BLLN261218P00150000
145 P	38.30	0.00%	6	19	07-13	BLLN261218P00145000
140 P	36.60	-3.68%	2	2	07-07	BLLN261218P00140000
135 P	30.28	0%	320	320	07-20	BLLN261218P00135000
130 P	29.60	0%	4	1	07-09	BLLN261218P00130000
125 P	26.39	-32.32%	3	9	07-01	BLLN261218P00125000
120 P	19.67	-13.35%	5	23	07-21	BLLN261218P00120000
115 P	18.30	0%	37	26	07-17	BLLN261218P00115000
110 P	16.28	-5.35%	320	320	07-20	BLLN261218P00110000
105 P	0	0%	0			BLLN261218P00105000
100 P	10.80	-2.70%	5	32	07-22	BLLN261218P00100000
95 P	7.50	-58.65%	1	2	07-30	BLLN261218P00095000
90 P	10.95	+3.01%	2	32	07-08	BLLN261218P00090000
85 P	5.78	0%	10	10	07-21	BLLN261218P00085000
80 P	5.00	+8.70%	2	14	07-27	BLLN261218P00080000
75 P	3.35	-44.17%	1	13	07-21	BLLN261218P00075000
70 P	3.43	-25.27%	5	15	07-15	BLLN261218P00070000
65 P	2.70	-44.90%	2	11	07-09	BLLN261218P00065000
60 P	1.46	-49.66%	16	86	07-20	BLLN261218P00060000
55 P	1.52	+6.29%	3	10	07-17	BLLN261218P00055000
50 P	0.34	-94.14%	1	2	06-09	BLLN261218P00050000
45 P	2.50	-37.50%	2	0	05-07	BLLN261218P00045000
40 P	0.38	-69.35%	3	19	07-20	BLLN261218P00040000

.dark-mode .rDjgYL{ color: white; background-color: #333333; border: 2px solid white; }.light-mode .rDjgYL{ color: #333333; background-color: white; border: 2px solid #333333; }BLLNBillionToOne, Inc. Class A Common Stockstock NASDAQ