DOSSIER · 13F Holders · Q1 2026BellwetherCompounder
ACRV

ACRIVON THERAPEUTICS INC

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

CUSIP 004890109·49 13F holders·last filed Mar 31, 2026
Market cap
1.7%
vs prior quarter
13F value held
$26M
65.0% inst. owned
of float
Holders
49
-41 QoQ
filers reporting
Activity
+14 / −96
+905 added · −721 reduced
this quarter
Concentration
44.47%
RA CAPITAL MANAGEMENT, L.P. #1
top holder share
AI Holders Summary · Q1 2026

49 institutions reported ACRV in Q1 2026. RA CAPITAL MANAGEMENT, L.P. leads at 44.5% of the visible book. -41 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
RA CAPITAL MANAGEMENT, L.P.
CIK 0001346824
$12M8.3M0.12%Q1 2026
02
CITADEL ADVISORS LLC
CIK 0001423053
$4M1.6M0.00%Q4 2025
03
Sands Capital Alternatives, LLC
CIK 0001846444
$3M2.1M0.70%Q1 2026
04
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$1M888K0.00%Q1 2026
05
MARSHALL WACE, LLP
CIK 0001318757
$1M496K0.00%Q4 2025
06
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$1M758K0.00%Q1 2026
07
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$1M722K0.00%Q1 2026
08
TWO SIGMA ADVISERS, LP
CIK 0001478735
$804,393334K0.00%Q4 2025
09
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$541,259389K0.00%Q1 2026
10
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$333,171240K0.00%Q1 2026
11
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$328,689236K0.00%Q1 2026
12
BlackRock, Inc.
CIK 0002012383
$290,425209K0.00%Q1 2026
13
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$220,871159K0.00%Q1 2026
14
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$149,465108K0.00%Q1 2026
15
STATE STREET CORP
CIK 0000093751
$93,33267K0.00%Q1 2026
16
XTX Topco Ltd
CIK 0001828301
$92,96667K0.00%Q1 2026
17
NORTHERN TRUST CORP
CIK 0000073124· Index
$67,97349K0.00%Q1 2026
18
BAKER BROS. ADVISORS LP
CIK 0001263508
$54,97023K0.00%Q4 2025
19
MORGAN STANLEY
CIK 0000895421
$50,97337K0.00%Q1 2026
20
Quadrature Capital Ltd
CIK 0001651424
$49,95921K0.00%Q4 2025
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