GILDER GAGNON HOWE & CO LLC
Q1 2026 Form 13-F
NEW YORK, NEW YORK
CIK 0000902464
· CRD 2002
· SEC-registered investment adviser
$8.3B Reported Value Total
GILDER GAGNON HOWE & CO. LLC reports 8,648 total accounts under management (AUM). There are 8,648 discretionary accounts valued at $12,115,058,755, and 0 non-discretionary accounts.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Source: Form ADV filed 2026-03-24
Reported value
$8.3B
Quarter over quarter
-8.5%
Holdings
252
Top-10 concentration
34.2%
Key People
Form ADV owners & control persons
James Michael Deutsch
CHIEF EXECUTIVE OFFICER/MANAGING MEMBER
David Stewart Howe
MANAGING MEMBER
Shaiza Mariam Rizavi
CHIEF EXECUTIVE OFFICER / MANAGING MEMBER
Filing Navigation
Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.
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Q1 2026 13F record
Q1 2026 13F filing summary
| Period of report | March 31, 2026 |
|---|---|
| Filed | May 15, 2026 |
| Form | 13F-HR |
| Reported value | $8.3B |
| Positions | 252 |
| Change in reported value | -12.0% |
| New positions | 35 |
| Exited positions | 33 |
| Position turnover | 23.9% |
| Top-10 concentration | 34.2% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q2 2026 13F
Filed Aug 14, 2026
|
274 | $9.7B |
|
Q1 2026 13F
Filed May 15, 2026
|
252 | $8.3B |
|
Q4 2025 13F
Filed Feb 17, 2026
|
250 | $9.5B |
|
Q3 2025 13F
Filed Nov 14, 2025
|
249 | $9.8B |
|
Q2 2025 13F
Filed Aug 14, 2025
|
238 | $9.4B |
|
Q1 2025 13F
Filed May 15, 2025
|
233 | $7.7B |
|
Q4 2024 13F
Filed Feb 14, 2025
|
254 | $9.3B |
|
Q3 2024 13F
Filed Nov 14, 2024
|
250 | $8.4B |
|
Q2 2024 13F
Filed Aug 14, 2024
|
251 | $8.0B |
|
Q1 2024 13F
Filed May 15, 2024
|
257 | $8.0B |
|
Q4 2023 13F
Filed Feb 14, 2024
|
250 | $7.3B |
|
Q3 2023 13F
Filed Nov 14, 2023
|
258 | $6.6B |
|
Q2 2023 13F
Filed Aug 14, 2023
|
331 | $7.3B |
|
Q1 2023 13F
Filed May 15, 2023
|
245 | $6.0B |
|
Q4 2022 13F
Filed Feb 14, 2023
|
244 | $5.4B |
|
Q3 2022 13F
Filed Nov 14, 2022
|
247 | $5.7B |
|
Q2 2022 13F
Filed Aug 15, 2022
|
249 | $5.6B |
|
Q1 2022 13F
Filed May 16, 2022
|
289 | $10.8B |
|
Q4 2021 13F
Filed Feb 14, 2022
|
387 | $17.6B |
|
Q3 2021 13F
Filed Nov 15, 2021
|
420 | $19.3B |
33 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q1 2026
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | NVDA NVIDIA CORPORATION | $441.7M | 5.3% |
| 2 | NFLX NETFLIX INC. | $403.0M | 4.84% |
| 3 | NET CLOUDFLARE INC | $366.9M | 4.4% |
| 4 | AMZN AMAZON COM INC | $364.9M | 4.38% |
| 5 | SHOP SHOPIFY INC | $255.6M | 3.07% |
| 6 | TSLA TESLA INC | $230.4M | 2.76% |
| 7 | META META PLATFORMS INC | $225.5M | 2.7% |
| 8 | ISRG INTUITIVE SURGICAL INC | $207.2M | 2.49% |
| 9 | PWR QUANTA SVCS INC | $205.2M | 2.46% |
| 10 | NTRA NATERA INC | $151.0M | 1.81% |
| 11 | GOOGL ALPHABET INC | $137.7M | 1.65% |
| 12 | SATS ECHOSTAR CORP | $137.4M | 1.65% |
| 13 | MU MICRON TECHNOLOGY INC | $130.3M | 1.56% |
| 14 | EMBJ EMBRAER S.A. | $125.8M | 1.51% |
| 15 | GOOG ALPHABET INC | $120.4M | 1.44% |
| 16 | QXO QXO INC | $116.3M | 1.4% |
| 17 | TKO TKO GROUP HOLDINGS INC | $113.9M | 1.37% |
| 18 | NYT NEW YORK TIMES CO MTN BE | $113.6M | 1.36% |
| 19 | SITM SITIME CORP | $112.6M | 1.35% |
| 20 | TOST TOAST INC | $107.9M | 1.29% |
Values as reported on the Q1 2026 Form 13F. Every position is in the holdings table below.