13F Insight
DOSSIER · 13F Holders · Q1 2026Defensive growthQuality
NKTR

NEKTAR THERAPEUTICS

216 institutions still hold NEKTAR THERAPEUTICS as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 640268306·216 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 5.6%
vs prior quarter
13F value held
$1.2B
46.0% inst. owned
of float
Holders
216
-4 QoQ
filers reporting
Activity
+35 / −106
+928 added · −770 reduced
this quarter
Concentration
25.44%
FMR LLC #1
top holder share
AI Holders Summary · Q1 2026

216 institutions reported NKTR in Q1 2026. FMR LLC leads at 25.4% of the visible book. -4 net institutions QoQ — distribution reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
FMR LLC
CIK 0000315066
$310M4.3M0.02%Q1 202602
Two Seas Capital LP
CIK 0001823138
$141M2.0M1.97%Q1 202603
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$86M1.2M0.00%Q1 202604
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$67M931K0.05%Q1 202605
BVF INC/IL
CIK 0001056807
$66M1.6M2.22%Q4 202506
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$65M903K0.01%Q1 202607
Prosight Management, LP
CIK 0001617201
$53M735K8.67%Q1 202608
BlackRock, Inc.
CIK 0002012383
$50M693K0.00%Q1 202609
MORGAN STANLEY
CIK 0000895421
$47M659K0.00%Q1 202610
ARMISTICE CAPITAL, LLC
CIK 0001601086
$42M578K0.74%Q1 202611
Invesco Ltd.
CIK 0000914208
$41M567K0.01%Q1 202612
Sofinnova Investments, Inc.
CIK 0001631134
$37M510K1.39%Q1 202613
Woodline Partners LP
CIK 0001784547
$30M415K0.11%Q1 202614
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$29M404K0.01%Q1 202615
Bronte Capital Management Pty Ltd.
CIK 0001471085
$29M401K2.86%Q1 202616
EMERALD ADVISERS, LLC
CIK 0001015083
$28M395K0.90%Q1 202617
Qube Research & Technologies Ltd
CIK 0001729829
$28M391K0.03%Q1 202618
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$25M347K0.00%Q1 202619
UBS Group AG
CIK 0001610520
$23M320K0.00%Q1 202620
CITADEL ADVISORS LLC
CIK 0001423053
$21M489K0.00%Q4 2025
Page 1 of 11
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