DOSSIER · 13F Holders · Q4 2025
BFLYW

BUTTERFLY NETWORK INC

3 institutions still hold BUTTERFLY NETWORK INC as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 124155110·3 13F holders·last filed Dec 31, 2025
Market cap
13F value held
$26K
visible holders
Holders
3
filers reporting
Concentration
50.36%
DEERFIELD MANAGEMENT COMPANY, L.P. #1
top holder share
AI Holders Summary · Q4 2025

3 institutions reported BFLYW in Q4 2025. DEERFIELD MANAGEMENT COMPANY, L.P. leads at 50.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
DEERFIELD MANAGEMENT COMPANY, L.P.
CIK 0001009258
$13K733K0.00%Q4 2025
02
D. E. Shaw & Co., Inc.
CIK 0001009207
$13K723K0.00%Q4 2025
03
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025