// company-profile
Nektar Therapeutics
NKTRExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings70Insiders12
// api This Nektar Therapeutics insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Mixed insider activity over the last 30 days: 0 purchases and 0 sales (0 transactions total).
// 90-day insight
Over the last 90 days, Nektar Therapeutics insiders sold $42K across 2 transactions with no open-market purchases.
- Most active insider: ROBIN HOWARD W with 5 transactions totaling $1.2M.
- Largest single sale: $336K by Zalevsky Jonathan on Jun 15, 2026.
- 71% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bearish — sales outpace buys.
Institutional Ownership
Top 13F-HR holders of Nektar Therapeutics as of 2026-03-31
Total reported AUM
$1.94B
QoQ change
+161.7%
Reporting period
2026-03-31
#1
BVF INC/IL
CIK 1056807
$184.2M
2.6M shares
#2
FMR LLC
CIK 315066
$175.7M
2.4M shares
#3
Two Seas Capital LP
CIK 1823138
$141.0M
2.0M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 17, 2026 | ROBIN HOWARD W | NKTR | Sale10b5 | 5,500 | $60.81 | $334K |
| Jun 17, 2026 | ROBIN HOWARD W | NKTR | Sale10b5 | 4,500 | $61.65 | $277K |
| Jun 16, 2026 | ROBIN HOWARD W | NKTR | Sale10b5 | 5,303 | $59.97 | $318K |
| Jun 16, 2026 | ROBIN HOWARD W | NKTR | Sale10b5 | 4,697 | $60.71 | $285K |
| Jun 15, 2026 | Zalevsky Jonathan | NKTR | Sale10b5 | 5,538 | $60.71 | $336K |
45 more transactions hidden
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