13F Insight
DOSSIER · 13F Holders · Q1 2026Healthcare · Pharmaceutical PreparationsMega-capCrowded
APLS

APELLIS PHARMACEUTICALS INC

340 institutions still hold APELLIS PHARMACEUTICALS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 03753U106·Pharmaceutical Preparations·340 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 4.4%
vs prior quarter
13F value held
$3.9B
70.0% inst. owned
of float
Holders
340
+58 QoQ
filers reporting
Activity
+8 / −23
+1,037 added · −952 reduced
this quarter
Concentration
14.13%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

340 institutions reported APLS in Q1 2026. BlackRock, Inc. leads at 14.1% of the visible book. +58 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$545M13.5M0.01%Q1 202602
Avoro Capital Advisors LLC
CIK 0001633313
$492M12.2M4.84%Q1 202603
MORGAN STANLEY
CIK 0000895421
$404M10.0M0.02%Q1 202604
STATE STREET CORP
CIK 0000093751
$275M6.8M0.01%Q1 202605
UBS Group AG
CIK 0001610520
$250M6.2M0.04%Q1 202606
Vanguard Portfolio Management
CIK 0002100121· Index
$217M5.4M0.01%Q1 202607
Pentwater Capital Management LP
CIK 0001425851
$211M5.3M1.10%Q1 202608
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$192M4.8M0.00%Q1 202609
Deep Track Capital, LP
CIK 0001856083
$182M4.5M2.98%Q1 202610
Point72 Asset Management, L.P.
CIK 0001603466
$168M4.2M0.22%Q1 202611
RTW INVESTMENTS, LP
CIK 0001493215
$148M3.7M1.48%Q1 202612
HBK INVESTMENTS L P
CIK 0001011443
$143M3.5M1.45%Q1 202613
SUVRETTA CAPITAL MANAGEMENT, LLC
CIK 0001569064
$142M3.5M3.62%Q1 202614
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$91M2.3M0.04%Q1 202615
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$84M2.1M0.01%Q1 202616
GOLDMAN SACHS GROUP INC
CIK 0000886982
$80M2.0M0.01%Q1 202617
BALYASNY ASSET MANAGEMENT L.P.
CIK 0001218710
$77M1.9M0.10%Q1 202618
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$54M1.3M0.01%Q1 202619
TIG Advisors, LLC
CIK 0001358253
$50M1.3M2.33%Q1 202620
TORONTO DOMINION BANK
CIK 0000947263
$50M1.2M0.07%Q1 2026
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