DOSSIER · 13F Holders · Q1 2026
NBTX

NANOBIOTIX

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

CUSIP 63009J107·15 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$176M
visible holders
Holders
15
filers reporting
Concentration
98.74%
JOHNSON & JOHNSON #1
top holder share
AI Holders Summary · Q1 2026

15 institutions reported NBTX in Q1 2026. JOHNSON & JOHNSON leads at 98.7% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
JOHNSON & JOHNSON
CIK 0000200406
$174M5.6M26.61%Q1 2026
02
MORGAN STANLEY
CIK 0000895421
$1M36K0.00%Q1 2026
03
Optiver Holding B.V.
CIK 0001859606· Market maker
$417K14K0.00%Q1 2026
04
MARSHALL WACE, LLP
CIK 0001318757
$220K10K0.00%Q4 2025
05
UBS Group AG
CIK 0001610520
$172K6K0.00%Q1 2026
06
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$110K4K0.00%Q1 2026
07
RHUMBLINE ADVISERS
CIK 0001115418
$70K2K0.00%Q1 2026
08
ROYAL BANK OF CANADA
CIK 0001000275
$56K2K0.00%Q1 2026
09
GAMMA Investing LLC
CIK 0002010235
$37K9850.00%Q2 2026
10
OSAIC HOLDINGS, INC.
CIK 0001677044
$15K5000.00%Q1 2026
11
WELLS FARGO & COMPANY/MN
CIK 0000072971
$6K2000.00%Q1 2026
12
NATIONAL BANK OF CANADA /FI/
CIK 0000926171
$394130.00%Q1 2026
13
CITIGROUP INC
CIK 0000831001
$3110.00%Q1 2026
14
Tower Research Capital LLC (TRC)
CIK 0001533421
$3110.00%Q1 2026
15
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025