13F Insight
DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex
BLLN

BILLIONTOONE INC

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

CUSIP 090168105·90 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 8.9%
vs prior quarter
13F value held
$708M
55.0% inst. owned
of float
Holders
90
+58 QoQ
filers reporting
Activity
+48 / −28
+841 added · −801 reduced
this quarter
Concentration
19.07%
ADAMS STREET PARTNERS LLC #1
top holder share
AI Holders Summary · Q1 2026

90 institutions reported BLLN in Q1 2026. ADAMS STREET PARTNERS LLC leads at 19.1% 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
ADAMS STREET PARTNERS LLC
CIK 0001193586
$135M1.7M51.90%Q1 202602
BAILLIE GIFFORD & CO
CIK 0001088875
$99M1.3M0.10%Q1 202603
Civilization Ventures Management, LLC
CIK 0002112250
$87M1.1M98.75%Q1 202604
BAMCO INC /NY/
CIK 0001017918
$59M741K0.18%Q1 202605
NVP Associates, LLC
CIK 0001545692
$42M513K16.46%Q4 202506
Neuberger Berman Group LLC
CIK 0001465109
$38M709K0.03%Q1 202607
Invesco Ltd.
CIK 0000914208
$32M407K0.00%Q1 202608
WASATCH ADVISORS LP
CIK 0000814133
$29M370K0.19%Q1 202609
JPMORGAN CHASE & CO
CIK 0000019617
$20M283K0.00%Q1 202610
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
CIK 0000861177
$19M241K0.00%Q1 202611
EMERALD ADVISERS, LLC
CIK 0001015083
$19M240K0.60%Q1 202612
Napean Trading & Investment Co (Singapore) PTE Ltd
CIK 0002011874
$18M233K7.91%Q1 202613
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$18M223K0.01%Q1 202614
AMERIPRISE FINANCIAL INC
CIK 0000820027
$17M220K0.00%Q1 202615
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$14M182K0.00%Q1 202616
Capital International Investors
CIK 0001562230
$14M178K0.00%Q1 202617
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$13M160K0.00%Q1 202618
CITADEL ADVISORS LLC
CIK 0001423053
$12M149K0.00%Q4 202519
Vanguard Portfolio Management
CIK 0002100121
$12M151K0.00%Q1 202620
EMERALD MUTUAL FUND ADVISERS TRUST
CIK 0001352895
$10M132K0.51%Q1 2026
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