---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-049378"
form_type: "8-K"
ticker: "NKTR"
cik: "0000906709"
company_name: "NEKTAR THERAPEUTICS"
filed_at: "2026-02-13T23:59:59+00:00"
generated_at: "2026-05-16T02:53:10.666090+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Nektar Therapeutics prices upsized $400M public offering of common stock and pre-funded warrants

## Summary
- Offering of 6,603,449 common shares at $58.00 and 293,103 pre-funded warrants at $57.9999; gross proceeds $400M.
- Underwriters exercised full option for 1,034,482 additional shares; net proceeds ~$432M after discounts/expenses.
- Proceeds for general corporate purposes including Phase 3 trial for rezpegaldesleukin and manufacturing.

## SEC filing metadata
- accession: 0001193125-26-049378
- form_type: 8-K
- ticker: NKTR
- cik: 0000906709
- company_name: NEKTAR THERAPEUTICS
- filed_at: 2026-02-13T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/906709/000119312526049378/0001193125-26-049378-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/906709/000119312526049378/d66289d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-049378
- JSON: https://secwatch.observer/filing/0001193125-26-049378.json
- Plain text: https://secwatch.observer/filing/0001193125-26-049378.txt

## Source-grounded claims
- claim_id: 6cf571b23924e4f9902e6ceafbe47475fd73be70
  claim: NEKTAR THERAPEUTICS entered into Underwriting Agreement with Jefferies LLC, TD Securities (USA) LLC, and Piper Sandler & Co. valued at approximately 432.0 million (effective 2026-02-11).
  evidence_excerpt: On February 11, 2026, Nektar Therapeutics (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) with Jefferies LLC, TD Securities (USA) LLC, and Piper Sandler & Co. (collectively, the “Representatives”) as the representatives of the several underwriters named therein (the “Underwriters”), relating to an underwritten offering (the “Offering”)
  evidence_url: https://www.sec.gov/Archives/edgar/data/906709/000119312526049378/0001193125-26-049378-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.