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GAGNON SECURITIES LLC

Q4 2025 13F Holdings

  • Location
    new york, NY
  • Num holdings

    86

  • Value ($000)

    $491,087

  • Date Filed
    02/13/2026
  • Form type
    13F-HR
  • CIK
    0001125725
  • All SEC filings
  • Note
    Holdings aggregated across “other managers” listed in original SEC filing, see here for detailed holdings broken out by other managers
Compare Q4 2025 to
Select Quarter
Issuer Name
Class
CUSIP
VALUE
%
Shares
Principal
Option Type
C
CDNA

CAREDX INC

COM
14167L103
$33.44M
7 %

1,774,890

W
WGS

GENEDX HOLDINGS CORP

COM CL A
81663L200
$32.97M
7 %

253,534

A
AL

AIR LEASE CORP

CL A
00912X302
$31.92M
7 %

496,957

E
ENSG

ENSIGN GROUP INC

COM
29358P101
$31.45M
6 %

180,549

A
AMRC

AMERESCO INC

CL A
02361E108
$24.4M
5 %

832,884

I
ISRG

INTUITIVE SURGICAL INC

COM NEW
46120E602
$18.01M
4 %

31,797

E
EXK

EXACT SCIENCES CORP

COM
30063P105
$17M
4 %

167,414

E
EPD

ENTERPRISE PRODS PARTNERS L P

COM
293792107
$16.91M
3 %

527,601

B
BL

BLACKLINE INC

COM
09239B109
$15.45M
3 %

279,398

P
PRN

PROFOUND MED CORP

COM
74319B502
$15.3M
3 %

1,944,061

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