Howard W. Robin - 16 Jun 2026 Form 4 Insider Report for NEKTAR THERAPEUTICS (NKTR)

Reporting relationship: President & CEO, Director
Issuer ticker: NKTR
Reported as of: 16 Jun 2026
Net transaction value: -$1,215,056
SEC form: 4
Accepted by SEC: 18 Jun 2026, 19:08:28 UTC
Prior SEC filing: 21 May 2026
Next SEC filing: 24 Jul 2026
Source filing: View source filing
Reporting owner signature: Elizabeth Zhang, Attorney-in-Fact

Key filing fact

Howard W. Robin filed Form 4 for NEKTAR THERAPEUTICS (NKTR) on 18 Jun 2026.

Key facts

This page summarizes Howard W. Robin's Form 4 filing for NEKTAR THERAPEUTICS (NKTR).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 18 Jun 2026, 19:08.

Change

Previous filing in this sequence was filed on 21 May 2026.
Current net transaction value: -$1,215,056.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001206869 Primary reporting owner

ROBIN HOWARD W

Relationship: President & CEO, Director
Address: C/O NEKTAR THERAPEUTICS, 455 MISSION BAY BLVD SOUTH, SAN FRANCISCO
Signature: Elizabeth Zhang, Attorney-in-Fact
Signature date: 18 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NKTR transaction

Common Stock

Sale

Transaction value: $318,021
Shares: -5,303
Change %: -7.1%
Price: $59.97
Shares after: 69,742
Date: 16 Jun 2026
Ownership: Direct
Footnotes: F1, F2

NKTR transaction

Common Stock

Sale

Transaction value: $285,155
Shares: -4,697
Change %: -6.7%
Price: $60.71
Shares after: 65,045
Date: 16 Jun 2026
Ownership: Direct
Footnotes: F1, F3

NKTR transaction

Common Stock

Sale

Transaction value: $334,455
Shares: -5,500
Change %: -8.5%
Price: $60.81
Shares after: 59,545
Date: 17 Jun 2026
Ownership: Direct
Footnotes: F1, F4

NKTR transaction

Common Stock

Sale

Transaction value: $277,425
Shares: -4,500
Change %: -7.6%
Price: $61.65
Shares after: 55,045
Date: 17 Jun 2026
Ownership: Direct
Footnotes: F1, F5

NKTR holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 28
Date: 16 Jun 2026
Ownership: by spouse

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 5 footnotes

Footnote F1

This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2026.

Footnote F2

This transaction was executed in multiple trades at prices ranging from $59.35 to $60.33 The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and the prices at which the transactions were effected upon the request to the SEC staff, the Issuer, or a security holder of the Issuer.

Footnote F3

This transaction was executed in multiple trades at prices ranging from $60.37 to $61.15. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and the prices at which the transactions were effected upon the request to the SEC staff, the Issuer, or a security holder of the Issuer.

Footnote F4

This transaction was executed in multiple trades at prices ranging from $60.22 to $61.21. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and the prices at which the transactions were effected upon the request to the SEC staff, the Issuer, or a security holder of the Issuer.

Footnote F5

This transaction was executed in multiple trades at prices ranging from $61.22 to $62.44. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and the prices at which the transactions were effected upon the request to the SEC staff, the Issuer, or a security holder of the Issuer.