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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 Aug 21, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
1,392	10,520	371	4,148

NKTR Aug 21, 2026 Exp. - Volume by Strike

Puts

Calls

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

Puts

Calls

NKTR Aug 21, 2026 Exp. - Max Pain @ $70.00

Puts

Calls

NKTR Aug 21, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
160 C	0.05	0.00%	244	1,016	06-29	NKTR260821C00160000
155 C	0	0%	0			NKTR260821C00155000
150 C	1.46	+108.57%	2	2	04-23	NKTR260821C00150000
145 C	0	0%	0			NKTR260821C00145000
140 C	5.75	0%	12	12	04-21	NKTR260821C00140000
135 C	0	0%	0			NKTR260821C00135000
130 C	0.75	+275.00%	3	3	07-17	NKTR260821C00130000
125 C	0.10	-82.14%	2	213	06-12	NKTR260821C00125000
120 C	0.05	-50.00%	10	456	08-07	NKTR260821C00120000
115 C	0.05	-73.68%	1	18	08-06	NKTR260821C00115000
110 C	0.05	-66.67%	2	618	08-07	NKTR260821C00110000
105 C	0.10	-93.38%	1	326	08-13	NKTR260821C00105000
100 C	0.10	+11.11%	6	910	08-14	NKTR260821C00100000
95 C	0.05	-50.00%	17	268	08-14	NKTR260821C00095000
90 C	0.10	+400.00%	12	1,097	08-19	NKTR260821C00090000
85 C	0.10	0.00%	76	2,342	08-19	NKTR260821C00085000
80 C	0.30	-31.82%	11	2,548	08-19	NKTR260821C00080000
75 C	2.00	+11.11%	48	691	08-19	NKTR260821C00075000
70 C	5.50	+5.77%	10	739	08-19	NKTR260821C00070000
65 C	10.25	-12.77%	3	81	08-19	NKTR260821C00065000
60 C	15.50	+4.03%	28	149	08-19	NKTR260821C00060000
55 C	17.45	+14.80%	1	15	08-04	NKTR260821C00055000
50 C	24.20	-6.02%	30	58	08-18	NKTR260821C00050000
49 C	22.70	+49.34%	2	1	06-30	NKTR260821C00049000
48 C	19.99	+42.99%	1	2	06-22	NKTR260821C00048000
47 C	16.80	-49.18%	4	2	06-25	NKTR260821C00047000
46 C	17.80	0%	13	12	06-25	NKTR260821C00046000
45 C	20.72	-17.45%	1	1	05-27	NKTR260821C00045000
44 C	19.40	+6.59%	12	13	06-25	NKTR260821C00044000
43 C	20.20	+5.76%	16	11	06-25	NKTR260821C00043000
42 C	21.00	+14.13%	6	10	06-25	NKTR260821C00042000
41 C	0	0%	0			NKTR260821C00041000
40 C	30.80	+52.48%	1	202	07-31	NKTR260821C00040000
39 C	23.80	0%	10	5	06-25	NKTR260821C00039000
38 C	0	0%	0			NKTR260821C00038000
37 C	32.42	-10.93%	6	7	07-29	NKTR260821C00037000
35 C	26.34	-31.07%	1	14	06-15	NKTR260821C00035000
30 C	44.98	+217.88%	10	10	02-18	NKTR260821C00030000
25 C	44.50	+148.60%	5	2	02-12	NKTR260821C00025000
20 C	83.20	+51.27%	1	58	04-20	NKTR260821C00020000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
160 P	0	0%	0			NKTR260821P00160000
155 P	0	0%	0			NKTR260821P00155000
150 P	84.00	0%	1	0	07-02	NKTR260821P00150000
145 P	0	0%	0			NKTR260821P00145000
140 P	0	0%	0			NKTR260821P00140000
135 P	0	0%	0			NKTR260821P00135000
130 P	0	0%	0			NKTR260821P00130000
125 P	0	0%	0			NKTR260821P00125000
120 P	0	0%	0			NKTR260821P00120000
115 P	0	0%	0			NKTR260821P00115000
110 P	43.34	+139.58%	18	4	06-24	NKTR260821P00110000
105 P	0	0%	0			NKTR260821P00105000
100 P	41.50	+63.71%	1	12	06-04	NKTR260821P00100000
95 P	21.00	+13.09%	8	8	05-11	NKTR260821P00095000
90 P	14.20	-11.25%	1	9	08-19	NKTR260821P00090000
85 P	16.75	+10.78%	1	17	08-03	NKTR260821P00085000
80 P	5.00	-29.08%	2	104	08-19	NKTR260821P00080000
75 P	4.19	-6.89%	1	217	08-18	NKTR260821P00075000
70 P	0.30	-78.57%	1	529	08-19	NKTR260821P00070000
65 P	0.09	-10.00%	23	855	08-19	NKTR260821P00065000
60 P	0.05	-16.67%	3	1,991	08-18	NKTR260821P00060000
55 P	0.13	-18.75%	3	156	08-14	NKTR260821P00055000
50 P	0.33	+13.79%	1	465	08-10	NKTR260821P00050000
49 P	2.00	-56.52%	2	2	04-15	NKTR260821P00049000
48 P	0.91	+30.00%	1	1	07-14	NKTR260821P00048000
47 P	0.18	-40.00%	7	35	07-22	NKTR260821P00047000
46 P	3.20	-33.33%	1	1	03-16	NKTR260821P00046000
45 P	0.17	-81.11%	2	66	07-21	NKTR260821P00045000
44 P	0	0%	0			NKTR260821P00044000
43 P	11.10	0%	4	0	12-18	NKTR260821P00043000
42 P	0.92	-78.30%	2	2	04-28	NKTR260821P00042000
41 P	0.34	0%	10	0	07-02	NKTR260821P00041000
40 P	0.48	-46.67%	1	23	06-26	NKTR260821P00040000
39 P	0	0%	0			NKTR260821P00039000
38 P	0	0%	0			NKTR260821P00038000
37 P	0	0%	0			NKTR260821P00037000
35 P	1.88	-6.93%	3	7	03-04	NKTR260821P00035000
30 P	0.15	-25.00%	1	9	06-04	NKTR260821P00030000
25 P	0.46	-47.73%	1	4	04-24	NKTR260821P00025000
20 P	0.29	+45.00%	1	2	07-15	NKTR260821P00020000

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

NKTR Aug 21, 2026 Exp. - Max Pain @ $70.00

NKTR
Nektar Therapeutics
stock NASDAQ