DOSSIER · 13F Holders · Q1 2026Defensive growthQuality
GLPG

GALAPAGOS NV

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

CUSIP 36315X101·97 13F holders·last filed Mar 31, 2026
Market cap
2.0%
vs prior quarter
13F value held
$931M
71.0% inst. owned
of float
Holders
97
+113 QoQ
filers reporting
Activity
+17 / −106
+793 added · −848 reduced
this quarter
Concentration
53.83%
GILEAD SCIENCES, INC. #1
top holder share
AI Holders Summary · Q1 2026

97 institutions reported GLPG in Q1 2026. GILEAD SCIENCES, INC. leads at 53.8% of the visible book. +113 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
GILEAD SCIENCES, INC.
CIK 0000882095
$501M16.7M23.67%Q1 2026
02
TANG CAPITAL MANAGEMENT LLC
CIK 0001232621
$114M3.8M5.77%Q1 2026
03
Madison Avenue Partners, LP
CIK 0001801265
$74M2.5M3.22%Q1 2026
04
EcoR1 Capital, LLC
CIK 0001587114
$50M1.7M2.12%Q1 2026
05
Prosight Management, LP
CIK 0001617201
$47M1.6M7.63%Q1 2026
06
AMERIPRISE FINANCIAL INC
CIK 0000820027
$43M1.4M0.01%Q1 2026
07
DME Capital Management, LP
CIK 0001489933
$14M483K0.45%Q1 2026
08
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$14M463K0.00%Q1 2026
09
SEGALL BRYANT & HAMILL, LLC
CIK 0001006378
$13M426K0.18%Q1 2026
10
Point72 Asset Management, L.P.
CIK 0001603466
$10M332K0.01%Q1 2026
11
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$9M315K0.01%Q1 2026
12
BlackRock, Inc.
CIK 0002012383
$9M312K0.00%Q1 2026
13
D. E. Shaw & Co., Inc.
CIK 0001009207
$9M275K0.00%Q4 2025
14
UBS Group AG
CIK 0001610520
$5M175K0.00%Q1 2026
15
DAFNA Capital Management LLC
CIK 0001389933
$4M130K0.89%Q1 2026
16
CITADEL ADVISORS LLC
CIK 0001423053
$4M108K0.00%Q4 2025
17
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$3M108K0.00%Q1 2026
18
KOTLER KEVIN
CIK 0001601692
$3M90K0.69%Q4 2025
19
OLD MISSION CAPITAL LLC
CIK 0001455915
$3M96K0.05%Q1 2026
20
Man Group plc
CIK 0001637460
$2M80K0.00%Q1 2026
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