Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Insider Trading Summary (Last 30 Days)

See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.

No Insider Transactions found for NEKTAR THERAPEUTICS

Insider Trading History (Last 12 Months)

Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.

DATE

INSIDER

INSIDER TYPE SHARES PRICE

SHARES

PRICE

VALUE

Aug 18, 2026

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
186 $71.98

186

$71.98

$13,388

Aug 18, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
418 $71.98

418

$71.98

$30,088

Jun 30, 2026

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
5,681 $70.00

5,681

$70.00

$397,670

Jun 17, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
5,500 $60.81

5,500

$60.81

$334,455

Jun 17, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
4,500 $61.65

4,500

$61.65

$277,425

Jun 16, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
4,697 $60.71

4,697

$60.71

$285,155

Jun 16, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
5,303 $59.97

5,303

$59.97

$318,021

Jun 15, 2026

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
5,538 $60.71

5,538

$60.71

$336,212

May 19, 2026

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
199 $65.51

199

$65.51

$13,036

May 19, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
444 $65.51

444

$65.51

$29,086

Feb 18, 2026

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
180 $73.00

180

$73.00

$13,140

Feb 18, 2026

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
423 $73.00

423

$73.00

$30,879

Jan 20, 2026

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
3,867 $35.67

3,867

$35.67

$137,936

Nov 25, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
1,157 $54.28

1,157

$54.28

$62,802

Nov 25, 2025

Wilson Mark Andrew

Wilson Mark Andrew
CLO
Sell
630 $54.28

630

$54.28

$34,196

Nov 25, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
2,207 $54.28

2,207

$54.28

$119,796

Historical Insider Trading

View older insider trading records reported to the SEC to research long-term buying and selling trends.

DATE

INSIDER

INSIDER TYPE SHARES PRICE

SHARES

PRICE

VALUE

Sep 09, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,210 $48.18

1,210

$48.18

$58,298

Sep 09, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
2,100 $45.16

2,100

$45.16

$94,836

Sep 09, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,200 $46.41

1,200

$46.41

$55,692

Sep 09, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
2,156 $47.49

2,156

$47.49

$102,388

Sep 05, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,136 $39.89

1,136

$39.89

$45,315

Sep 05, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
3,304 $37.87

3,304

$37.87

$125,122

Sep 05, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
2,226 $38.82

2,226

$38.82

$86,413

Sep 04, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
432 $33.60

432

$33.60

$14,515

Sep 04, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,134 $35.80

1,134

$35.80

$40,597

Sep 04, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
793 $32.43

793

$32.43

$25,717

Sep 04, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
189 $34.41

189

$34.41

$6,503

Sep 04, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,923 $32.37

1,923

$32.37

$62,248

Sep 04, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
613 $34.40

613

$34.40

$21,087

Sep 04, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
307 $35.69

307

$35.69

$10,957

Sep 04, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,496 $33.54

1,496

$33.54

$50,176

Sep 02, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,500 $30.16

1,500

$30.16

$45,240

Sep 02, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
485 $30.10

485

$30.10

$14,599

Aug 19, 2025

Wilson Mark Andrew

Wilson Mark Andrew
CLO
Sell
676 $26.59

676

$26.59

$17,975

Aug 19, 2025

Zalevsky Jonathan

Zalevsky Jonathan
Chief R&D Officer
Sell
725 $26.59

725

$26.59

$19,278

Aug 19, 2025

ROBIN HOWARD W

ROBIN HOWARD W
President & CEO
Sell
1,573 $26.59

1,573

$26.59

$41,826

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