Dark

Check out our Dark Pool Levels

TNDM
Tandem Diabetes Care, Inc.
stock NASDAQ

At Close

Jul 11, 2025 3:59:56 PM EDT

15.60USD-3.525%(-0.57)1,535,053

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 10, 2025 8:00:30 AM EDT

15.95USD-1.361%(-0.22)0

After-hours

Jul 11, 2025 4:27:30 PM EDT

15.86USD+1.667%(+0.26)2,661

OverviewOption ChainHistoricalExchangesShortsMore

Jul 18, 2025 Aug 15, 2025 Nov 21, 2025 Jan 16, 2026 Feb 20, 2026 Jan 15, 2027

ITM/OTM for Jul 18, 2025View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
25	1,951	342	186

TNDM Jul 18, 2025 Exp. - Volume by Strike

Puts

Calls

TNDM Jul 18, 2025 Exp. - Open Interest by Strike

Puts

Calls

TNDM Jul 18, 2025 Exp. - Max Pain @ $17.00

Puts

Calls

TNDM Jul 18, 2025 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
31 C	0	0%	0			TNDM250718C00031000
30 C	0.07	-80.00%	1	3	06-03	TNDM250718C00030000
29 C	0.10	0.00%	100	293	06-11	TNDM250718C00029000
28 C	0	0%	0			TNDM250718C00028000
27 C	0	0%	0			TNDM250718C00027000
26 C	0.20	0.00%	150	961	06-26	TNDM250718C00026000
25 C	0.05	-61.54%	12	46	07-01	TNDM250718C00025000
24 C	0.25	-32.43%	1	12	06-24	TNDM250718C00024000
23 C	0.05	0.00%	1	27	07-07	TNDM250718C00023000
22 C	0.05	0.00%	1	107	07-02	TNDM250718C00022000
21 C	0.45	-50.00%	11	91	06-25	TNDM250718C00021000
20 C	0.09	-55.00%	20	104	07-03	TNDM250718C00020000
19 C	0.13	-74.00%	10	60	07-08	TNDM250718C00019000
18 C	0.60	-31.03%	8	13	07-02	TNDM250718C00018000
17 C	0.40	+60.00%	144	178	07-10	TNDM250718C00017000
16 C	0.70	+16.67%	10	56	07-10	TNDM250718C00016000
15 C	0	0%	0			TNDM250718C00015000
14 C	0	0%	0			TNDM250718C00014000
13 C	4.10	0%	25	25	07-02	TNDM250718C00013000
12 C	0	0%	0			TNDM250718C00012000
11 C	0	0%	0			TNDM250718C00011000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
31 P	0	0%	0			TNDM250718P00031000
30 P	0	0%	0			TNDM250718P00030000
29 P	0	0%	0			TNDM250718P00029000
28 P	0	0%	0			TNDM250718P00028000
27 P	0	0%	0			TNDM250718P00027000
26 P	0	0%	0			TNDM250718P00026000
25 P	0	0%	0			TNDM250718P00025000
24 P	0	0%	0			TNDM250718P00024000
23 P	0	0%	0			TNDM250718P00023000
22 P	5.84	+142.32%	2	2	07-08	TNDM250718P00022000
21 P	4.77	+6.00%	5	5	07-09	TNDM250718P00021000
20 P	3.00	+172.73%	2	41	07-01	TNDM250718P00020000
19 P	3.30	+53.49%	3	108	07-09	TNDM250718P00019000
18 P	1.48	+9.63%	1	96	07-03	TNDM250718P00018000
17 P	1.80	+11.11%	2	17	07-10	TNDM250718P00017000
16 P	0.65	-18.75%	4	73	07-10	TNDM250718P00016000
15 P	0.30	-14.29%	20	85	07-10	TNDM250718P00015000
14 P	0.15	0%	1	1	07-09	TNDM250718P00014000
13 P	0	0%	0			TNDM250718P00013000
12 P	0.09	+80.00%	75	100	07-07	TNDM250718P00012000
11 P	0	0%	0			TNDM250718P00011000

Share