DOSSIER · 13F Holders · Q1 2026Cheap mega-capRe-rated
CMPS

COMPASS PATHWAYS PLC

202 institutions still hold COMPASS PATHWAYS PLC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 20451W101·202 13F holders·last filed Mar 31, 2026
Market cap
0.2%
vs prior quarter
13F value held
$371M
69.0% inst. owned
of float
Holders
202
-56 QoQ
filers reporting
Activity
+41 / −46
+744 added · −684 reduced
this quarter
Concentration
18.13%
Deep Track Capital, LP #1
top holder share
AI Holders Summary · Q1 2026

202 institutions reported CMPS in Q1 2026. Deep Track Capital, LP leads at 18.1% of the visible book. -56 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
Deep Track Capital, LP
CIK 0001856083
$67M12.2M1.10%Q1 2026
02
RTW INVESTMENTS, LP
CIK 0001493215
$59M10.6M0.59%Q1 2026
03
TANG CAPITAL MANAGEMENT LLC
CIK 0001232621
$22M4.0M1.12%Q1 2026
04
Caption Management, LLC
CIK 0001706766
$20M3.6M0.12%Q1 2026
05
BIT Capital GmbH
CIK 0002053305
$19M3.5M0.93%Q1 2026
06
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$19M3.4M0.00%Q1 2026
07
ARK Investment Management LLC
CIK 0001697748
$18M3.3M0.14%Q1 2026
08
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$17M3.1M0.01%Q1 2026
09
GMT CAPITAL CORP
CIK 0001106191
$17M3.1M0.78%Q1 2026
10
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$14M2.6M0.01%Q1 2026
11
DAFNA Capital Management LLC
CIK 0001389933
$13M2.4M3.04%Q1 2026
12
Eagle Health Investments LP
CIK 0001842545
$11M2.1M1.99%Q1 2026
13
NEXTBio Capital Management LP
CIK 0002038158
$11M2.0M5.19%Q1 2026
14
UBS Group AG
CIK 0001610520
$10M1.9M0.00%Q1 2026
15
D. E. Shaw & Co., Inc.
CIK 0001009207
$10M1.5M0.01%Q4 2025
16
Kalehua Capital Management LLC
CIK 0002106181
$9M1.6M3.49%Q1 2026
17
Sio Capital Management, LLC
CIK 0001482416
$8M1.5M1.19%Q1 2026
18
HEIGHTS CAPITAL MANAGEMENT, INC
CIK 0001081698
$8M1.5M2.30%Q1 2026
19
Jefferies Financial Group Inc.
CIK 0000096223
$8M1.5M0.06%Q1 2026
20
Aisling Capital Management LP
CIK 0001766721
$8M1.4M1.66%Q1 2026
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