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NKTR
Nektar Therapeutics
stock NASDAQ

At Close

Aug 20, 2026 3:59:55 PM EDT

74.53USD-2.037%(-1.55)438,452

74.39Bid 84.62Ask 10.23Spread

Pre-market

Aug 20, 2026 9:18:30 AM EDT

77.17USD+1.433%(+1.09)4,618

After-hours

Aug 20, 2026 4:00:30 PM EDT

74.53USD0.000%(0.00)59,180

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Sep 18, 2026 Oct 16, 2026 Nov 20, 2026 Jan 15, 2027 Feb 19, 2027 Mar 19, 2027 Apr 16, 2027 Jan 21, 2028

ITM/OTM for Jan 21, 2028View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
1,296	3,073	82	163

NKTR Jan 21, 2028 Exp. - Volume by Strike

Puts

Calls

NKTR Jan 21, 2028 Exp. - Open Interest by Strike

Puts

Calls

NKTR Jan 21, 2028 Exp. - Max Pain @ $38.00

Puts

Calls

NKTR Jan 21, 2028 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
160 C	8.75	+4.79%	1	151	08-19	NKTR280121C00160000
155 C	21.00	-18.92%	4	5	04-27	NKTR280121C00155000
150 C	8.63	+51.40%	1	89	07-16	NKTR280121C00150000
145 C	10.25	-10.87%	2	22	07-27	NKTR280121C00145000
140 C	8.93	-0.78%	2	211	06-18	NKTR280121C00140000
135 C	10.50	-19.97%	40	201	07-20	NKTR280121C00135000
130 C	12.45	+0.57%	1	27	08-04	NKTR280121C00130000
125 C	13.20	+9.09%	47	577	08-04	NKTR280121C00125000
120 C	17.00	+41.08%	10	110	07-07	NKTR280121C00120000
115 C	15.25	+0.33%	1	119	05-26	NKTR280121C00115000
110 C	15.75	+4.03%	11	98	07-31	NKTR280121C00110000
105 C	17.25	+30.58%	2	2	07-27	NKTR280121C00105000
100 C	18.70	-9.00%	16	216	08-17	NKTR280121C00100000
95 C	21.50	+1.03%	5	138	08-19	NKTR280121C00095000
90 C	23.60	+4.42%	15	73	08-10	NKTR280121C00090000
85 C	23.30	+9.65%	6	107	08-04	NKTR280121C00085000
80 C	27.70	+5.44%	10	337	08-07	NKTR280121C00080000
75 C	27.80	+12.55%	4	590	08-14	NKTR280121C00075000
70 C	29.50	+12.17%	1	167	08-06	NKTR280121C00070000
65 C	31.00	+12.73%	112	266	08-05	NKTR280121C00065000
60 C	32.90	-6.93%	2	152	08-06	NKTR280121C00060000
55 C	37.25	+0.68%	1	54	08-12	NKTR280121C00055000
50 C	36.00	-6.03%	1	376	08-17	NKTR280121C00050000
47 C	32.10	-1.23%	18	35	06-01	NKTR280121C00047000
45 C	65.87	+202.85%	10	10	04-20	NKTR280121C00045000
43 C	0	0%	0			NKTR280121C00043000
40 C	43.60	-3.65%	4	46	08-14	NKTR280121C00040000
38 C	16.65	+4.06%	5	25	01-22	NKTR280121C00038000
35 C	40.30	+2.41%	10	14	07-02	NKTR280121C00035000
33 C	42.94	+25.26%	8	4	07-13	NKTR280121C00033000
30 C	49.77	+0.55%	1	54	08-14	NKTR280121C00030000
28 C	53.48	+50.22%	78	46	08-12	NKTR280121C00028000
25 C	46.46	+1.35%	2	36	07-16	NKTR280121C00025000
20 C	53.70	+2.66%	2	11	07-27	NKTR280121C00020000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
160 P	0	0%	0			NKTR280121P00160000
155 P	0	0%	0			NKTR280121P00155000
150 P	79.37	+8.13%	1	1	05-11	NKTR280121P00150000
145 P	0	0%	0			NKTR280121P00145000
140 P	0	0%	0			NKTR280121P00140000
135 P	0	0%	0			NKTR280121P00135000
130 P	0	0%	0			NKTR280121P00130000
125 P	0	0%	0			NKTR280121P00125000
120 P	44.25	0%	25	25	04-20	NKTR280121P00120000
115 P	0	0%	0			NKTR280121P00115000
110 P	0	0%	0			NKTR280121P00110000
105 P	0	0%	0			NKTR280121P00105000
100 P	38.00	+14.42%	1	2	04-30	NKTR280121P00100000
95 P	36.90	-12.56%	1	12	07-07	NKTR280121P00095000
90 P	33.20	-14.08%	2	2	08-12	NKTR280121P00090000
85 P	29.90	-5.71%	2	12	08-12	NKTR280121P00085000
80 P	26.70	-15.91%	2	17	08-12	NKTR280121P00080000
75 P	23.80	-2.86%	2	11	08-14	NKTR280121P00075000
70 P	21.06	-5.98%	1	14	08-12	NKTR280121P00070000
65 P	18.85	-1.05%	2	15	08-06	NKTR280121P00065000
60 P	17.45	-8.16%	2	11	07-28	NKTR280121P00060000
55 P	13.99	-18.76%	10	16	08-04	NKTR280121P00055000
50 P	13.50	+5.47%	1	12	05-19	NKTR280121P00050000
47 P	0	0%	0			NKTR280121P00047000
45 P	12.50	+21.36%	4	5	06-02	NKTR280121P00045000
43 P	17.00	-9.04%	10	10	01-05	NKTR280121P00043000
40 P	10.50	+3.96%	1	19	06-09	NKTR280121P00040000
38 P	0	0%	0			NKTR280121P00038000
35 P	8.00	-44.83%	3	3	02-23	NKTR280121P00035000
33 P	5.00	+47.06%	30	31	05-11	NKTR280121P00033000
30 P	5.77	-49.16%	1	11	02-24	NKTR280121P00030000
28 P	4.35	+16.62%	1	5	06-29	NKTR280121P00028000
25 P	2.07	-31.00%	2	10	08-14	NKTR280121P00025000
20 P	0.75	-71.26%	2	1	05-20	NKTR280121P00020000

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NKTR Jan 21, 2028 Exp. - Open Interest by Strike

NKTR Jan 21, 2028 Exp. - Max Pain @ $38.00

NKTR
Nektar Therapeutics
stock NASDAQ