ZALEVSKY JONATHAN

PrivateCIK: 1789857
Location

SAN FRANCISCO, CA

ZALEVSKY JONATHAN (Chief R&D Officer) sold 5.7% of their position (1.16K shares) of NEKTAR THERAPEUTICS on the open market

Open‑market sale worth $62.8K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderZALEVSKY JONATHANCIK 1789857
IssuerNEKTAR THERAPEUTICSCIK 906709
Officer· Chief R&D Officer
Since Oct 2019
+6.28K
Net shares
Net buyer
$62.8K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
7.43K acquired · 1.16K disposed
Non-Derivative Transactions2

Common Stock

Direct
A · Award

Shares

+2.67K

Price / share

Trade value

% of position

15.3%
11/21/2025
17.46K20.13K

Common Stock

Direct
S · Sale

Shares

1.16K

Price / share

$54.28

Trade value

$62.80K

% of position

5.7%
11/25/2025
20.13K18.97K
Total

Net shares

+1.51K

Net value

-$62.80K

Derivative Transactions1

Stock Option

Direct
A · Award
Converts to

Common Stock

4.77K shares

Shares

+4.77K

Strike price

281.25

Held after

4.77K

Exercisable

11/21/2025
ZALEVSKY JONATHAN — Insider Transaction (Form 4) Filed Nov 25, 2025 | Finecho