GILDER GAGNON HOWE & CO LLC
Latest 13F filing data - Q3 2025
Holdings (Top positions)
| Stock | Ticker | ||
|---|---|---|---|
 | ALNY | 329K | $150.17M |
 | AEHR | 324K | $9.76M |
 | NU | 324K | $5.18M |
 | AGI | 320K | $11.17M |
 | POOL | 287K | $89.06M |
 | PLTR | 286K | $52.17M |
 | TBN | 282K | $7.71M |
 | SITE | 279K | $35.88M |
 | CSGP | 279K | $23.50M |
 | KTOS | 273K | $24.93M |
 | LPLA | 266K | $88.48M |
 | SEI | 260K | $10.41M |
 | NTSK | 252K | $5.73M |
 | MAMA | 248K | $2.60M |
 | KYMR | 247K | $13.96M |
 | WRB | 242K | $18.56M |
 | TWFG | 240K | $6.59M |
 | CCO | 234K | $369.95K |
 | SDHC | 228K | $4.02M |
 | NKTR | 225K | $12.79M |
Alnylam Pharmaceuticals, Inc.
ALNY
Shares Held
329K
Value
$150.17M
Aehr Test Systems
AEHR
Shares Held
324K
Value
$9.76M
Nu Holdings Ltd.
NU
Shares Held
324K
Value
$5.18M
Alamos Gold Inc.
AGI
Shares Held
320K
Value
$11.17M
Pool Corporation
POOL
Shares Held
287K
Value
$89.06M
Palantir Technologies Inc.
PLTR
Shares Held
286K
Value
$52.17M
Tamboran Resources Corp
TBN
Shares Held
282K
Value
$7.71M
SiteOne Landscape Supply, Inc.
SITE
Shares Held
279K
Value
$35.88M
CoStar Group, Inc.
CSGP
Shares Held
279K
Value
$23.50M
Kratos Defense & Security Solutions, Inc.
KTOS
Shares Held
273K
Value
$24.93M
LPL Financial Holdings Inc.
LPLA
Shares Held
266K
Value
$88.48M
Solaris Energy Infrastructure, Inc.
SEI
Shares Held
260K
Value
$10.41M
Netskope, Inc. Class A Common Stock
NTSK
Shares Held
252K
Value
$5.73M
Mama's Creations, Inc.
MAMA
Shares Held
248K
Value
$2.60M
Kymera Therapeutics, Inc.
KYMR
Shares Held
247K
Value
$13.96M
W. R. Berkley Corporation
WRB
Shares Held
242K
Value
$18.56M
TWFG, Inc. Common Stock
TWFG
Shares Held
240K
Value
$6.59M
Clear Channel Outdoor Holdings, Inc.
CCO
Shares Held
234K
Value
$369.95K
Smith Douglas Homes Corp.
SDHC
Shares Held
228K
Value
$4.02M
Nektar Therapeutics
NKTR
Shares Held
225K
Value
$12.79M