DOSSIER · 13F Holders · Q1 2026Defensive growthQuality
BDSX

BIODESIX INC

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

CUSIP 09075x207·36 13F holders·last filed Mar 31, 2026
Market cap
4.0%
vs prior quarter
13F value held
$46M
57.0% inst. owned
of float
Holders
36
+21 QoQ
filers reporting
Activity
+27 / −104
+774 added · −745 reduced
this quarter
Concentration
24.14%
AIGH Capital Management LLC #1
top holder share
AI Holders Summary · Q1 2026

36 institutions reported BDSX in Q1 2026. AIGH Capital Management LLC leads at 24.1% of the visible book. +21 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
AIGH Capital Management LLC
CIK 0001835943
$11M758K1.50%Q1 2026
02
Telemark Asset Management, LLC
CIK 0001420816
$7M490K0.66%Q1 2026
03
Aberdeen Group plc
CIK 0001716774
$7M458K0.01%Q1 2026
04
Soleus Capital Management, L.P.
CIK 0001802630
$6M417K0.24%Q1 2026
05
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$4M255K0.00%Q1 2026
06
STEMPOINT CAPITAL LP
CIK 0001952142
$2M140K0.20%Q1 2026
07
ESSEX INVESTMENT MANAGEMENT CO LLC
CIK 0000201772
$2M132K0.30%Q1 2026
08
Trexquant Investment LP
CIK 0001633445
$1M70K0.01%Q1 2026
09
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$725,59450K0.00%Q1 2026
10
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$655,85045K0.00%Q1 2026
11
PERKINS CAPITAL MANAGEMENT INC
CIK 0000884300
$649,35345K0.61%Q1 2026
12
SEI INVESTMENTS CO
CIK 0000350894
$623,84843K0.00%Q1 2026
13
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$549,40538K0.00%Q1 2026
14
UBS Group AG
CIK 0001610520
$533,71737K0.00%Q1 2026
15
MORGAN STANLEY
CIK 0000895421
$469,68432K0.00%Q1 2026
16
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$415,57029K0.00%Q1 2026
17
BLAIR WILLIAM & CO/IL
CIK 0000902367
$399,95428K0.00%Q1 2026
18
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$391,95027K0.00%Q1 2026
19
BlackRock, Inc.
CIK 0002012383
$354,75724K0.00%Q1 2026
20
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$348,08724K0.00%Q1 2026
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