Senior insider sale

President & CEO at NEKTAR THERAPEUTICS — senior position signals high conviction

$518.0K

14.90K shares

What this filing means

ROBIN HOWARD W plans to sell 14.90K shares of NEKTAR THERAPEUTICS valued at approximately $518.0K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

ROBIN HOWARD W

Filed: 9/5/2025ACC: 0001959173-25-005815

InsiderROBIN HOWARD WCIK 1206869

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IssuerNEKTAR THERAPEUTICSCIK 906709

DirectorOfficer· President & CEO

Since Aug 2018

14.90K

Shares to sell

$518.0K

Approx. market value

6.67K

Acquired (3 months)

Planned

3 completed

Securities Acquired — Last 3 Months10

Sort

Restricted Stock Vesting

Compensation

5/15/2021

725.00

Restricted Stock Vesting

Compensation

2/15/2021

729.00

Restricted Stock Vesting

Compensation

8/15/2020

783.00

Restricted Stock Vesting

Compensation

5/15/2020

977.00

Restricted Stock Vesting

Compensation

2/15/2020

1.01K

Restricted Stock Vesting

Compensation

11/15/2019

760.00

Restricted Stock Vesting

Compensation

8/15/2019

390.00

Restricted Stock Vesting

Compensation

5/15/2019

296.00

Restricted Stock Vesting

Compensation

8/15/2017

497.00

Restricted Stock Vesting

Compensation

5/15/2017

497.00

Total acquired6.67K

Acquisition Date	Type	Amount Acquired	Gift
5/15/2021	Restricted Stock Vesting Compensation	725.00	—
2/15/2021	Restricted Stock Vesting Compensation	729.00	—
8/15/2020	Restricted Stock Vesting Compensation	783.00	—
5/15/2020	Restricted Stock Vesting Compensation	977.00	—
2/15/2020	Restricted Stock Vesting Compensation	1.01K	—
11/15/2019	Restricted Stock Vesting Compensation	760.00	—
8/15/2019	Restricted Stock Vesting Compensation	390.00	—
5/15/2019	Restricted Stock Vesting Compensation	296.00	—
8/15/2017	Restricted Stock Vesting Compensation	497.00	—
5/15/2017	Restricted Stock Vesting Compensation	497.00	—
Total		6.67K

Planned & Completed Dispositions4

Sort

Completed

—Completed

Units to sell

5.17K

Market value

$174.1K

9/4/2025

—Completed

Units to sell

1.50K

Market value

$45.2K

9/2/2025

—Completed

Units to sell

1.57K

Market value

$41.8K

8/19/2025

Planned — Approximate Date

NASDAQPlanned

Units to sell

6.67K

Market value

$256.8K

9/5/2025

Total

Units

14.90K

Value

$518.0K

Date	Units to Sell	Approx. Market Value	Exchange	Status
Completed
9/4/2025	5.17K	$174.1K	—	Completed
9/2/2025	1.50K	$45.2K	—	Completed
8/19/2025	1.57K	$41.8K	—	Completed
Planned — Approximate Date
9/5/2025	6.67K	$256.8K	NASDAQ	Planned
Total	14.90K	$518.0K