GILDER GAGNON HOWE & CO LLC
Long book
$8.34B
Q1 2026
Positions
252
Top-10 weight
34%
concentration
Last quarter
+17.4%
SPY +14.8%
Turnover
24%
of book per quarter
Strategy in plain words
auto-generated from filingsGILDER GAGNON HOWE & CO LLC is an institutional manager, running a $8.34B US long book across 252 positions.
The portfolio is moderately concentrated (top 10 ≈ 34% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: NVIDIA CORP, NETFLIX INC, CLOUDFLARE INC - CLASS A, AMAZON.COM INC, SHOPIFY INC - CLASS A.
Over the last 9 quarters its long book ran on average 0.5pp per quarter ahead of the S&P 500, beating the index in 4 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+1.5%
Q2 2024
+7.5%
Q3 2024
+10.9%
Q4 2024
-10.9%
Q1 2025
+22.6%
Q2 2025
+5.1%
Q3 2025
-0.9%
Q4 2025
-8.7%
Q1 2026
+17.4%
Sector allocation
Technology 37%
Consumer discretionary 13%
Industrials 12%
Services media 11%
Healthcare 10%
Financials 8%
Communications 3%
Materials 2%
Long book by quarter
What does GILDER GAGNON own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 2.5M | $441.7M | 5.3% | -1.8% |
| NFLX NETFLIX INC | Services media | 4.2M | $403.0M | 4.8% | -4.0% |
| NET CLOUDFLARE INC - CLASS A | Technology | 1.8M | $366.9M | 4.4% | +1.4% |
| AMZN AMAZON.COM INC | Consumer discretionary | 1.8M | $364.9M | 4.4% | -2.6% |
| SHOP SHOPIFY INC - CLASS A | Technology | 2.2M | $255.6M | 3.1% | -1.1% |
| TSLA TESLA INC | Industrials | 619.7K | $230.4M | 2.8% | -14.7% |
| META META PLATFORMS INC-CLASS A | Technology | 394.1K | $225.5M | 2.7% | -3.9% |
| ISRG INTUITIVE SURGICAL INC | Healthcare | 449.6K | $207.2M | 2.5% | -5.1% |
| PWR QUANTA SERVICES INC | Industrials | 373.7K | $205.2M | 2.5% | +0.1% |
| NTRA NATERA INC | Healthcare | 755.3K | $151.0M | 1.8% | -8.8% |
| GOOGL ALPHABET INC-CL A | Technology | 478.8K | $137.7M | 1.7% | -1.4% |
| ECHO ECHOSTAR CORP-A | Communications | 1.2M | $137.4M | 1.6% | +26.3% |
| MU MICRON TECHNOLOGY INC | Technology | 385.6K | $130.3M | 1.6% | -22.3% |
| GOOG ALPHABET INC-CL C | Technology | 419.7K | $120.4M | 1.4% | +7.7% |
| QXO QXO INC | Consumer discretionary | 6.0M | $116.3M | 1.4% | -3.8% |
| TKO TKO GROUP HOLDINGS INC | Services media | 564.9K | $113.9M | 1.4% | -18.7% |
| NYT NEW YORK TIMES CO-A | Other | 1.4M | $113.6M | 1.4% | +0.6% |
| SITM SITIME CORP | Technology | 326.1K | $112.6M | 1.4% | -12.2% |
| TOST TOAST INC-CLASS A | Technology | 4.1M | $107.9M | 1.3% | -7.3% |
| SHAK SHAKE SHACK INC - CLASS A | Consumer discretionary | 1.2M | $102.2M | 1.2% | -8.9% |
| ARQT ARCUTIS BIOTHERAPEUTICS INC | Healthcare | 4.3M | $101.4M | 1.2% | -3.4% |
| SN SHARKNINJA INC | Industrials | 957.1K | $101.4M | 1.2% | -3.4% |
| HOOD ROBINHOOD MARKETS INC - A | Financials | 1.4M | $100.3M | 1.2% | +87.2% |
| NBIS NEBIUS GROUP NV | Technology | 951.1K | $98.7M | 1.2% | -6.2% |
| ANET ARISTA NETWORKS INC | Technology | 797.2K | $97.9M | 1.2% | -2.4% |
| MELI MERCADOLIBRE INC | Services media | 55.6K | $96.1M | 1.2% | +1.4% |
| RBLX ROBLOX CORP -CLASS A | Technology | 1.7M | $95.1M | 1.1% | -1.3% |
| ESLT ELBIT SYSTEMS LTD | Industrials | 111.7K | $94.8M | 1.1% | +4.3% |
| ALNY ALNYLAM PHARMACEUTICALS INC | Healthcare | 280.1K | $92.7M | 1.1% | -12.3% |
| TBBB BBB FOODS INC-CLASS A | Consumer discretionary | 2.6M | $90.3M | 1.1% | +1.7% |
| GAP GAP INC/THE | Consumer discretionary | 3.7M | $88.9M | 1.1% | -1.7% |
| FNV FRANCO-NEVADA CORP | Materials | 337.7K | $83.4M | 1.0% | -1.0% |
| TSEM TOWER SEMICONDUCTOR LTD | Technology | 471.5K | $82.7M | 1.0% | -0.1% |
| ENPH ENPHASE ENERGY INC | Technology | 2.1M | $81.2M | 1.0% | +6429.5% |
| SPHR SPHERE ENTERTAINMENT CO | Services media | 561.5K | $65.9M | 0.8% | +0.1% |
| FIGR FIGURE TECHNOLOGY SOLUT-CL A | Financials | 1.9M | $65.5M | 0.8% | -3.7% |
| SPNT SIRIUSPOINT LTD | Financials | 2.9M | $63.5M | 0.8% | -10.6% |
| LPLA LPL FINANCIAL HOLDINGS INC | Financials | 194.7K | $58.6M | 0.7% | -24.8% |
| POOL POOL CORP | Consumer discretionary | 281.9K | $57.0M | 0.7% | +0.4% |
| CBOE CBOE GLOBAL MARKETS INC | Financials | 202.9K | $57.0M | 0.7% | -2.1% |
| SPOT SPOTIFY TECHNOLOGY SA | Communications | 117.5K | $57.0M | 0.7% | -9.5% |
| ABNB AIRBNB INC-CLASS A | Services media | 424.7K | $53.6M | 0.6% | -1.8% |
| RIVN RIVIAN AUTOMOTIVE INC-A | Industrials | 3.5M | $53.4M | 0.6% | -1.5% |
| BOOT BOOT BARN HOLDINGS INC | Consumer discretionary | 347.8K | $50.9M | 0.6% | -2.8% |
| RDDT REDDIT INC-CL A | Technology | 376.2K | $50.7M | 0.6% | -8.6% |
| DUOL DUOLINGO | Technology | 508.6K | $50.1M | 0.6% | +0.5% |
| ARX ACCELERANT HOLDINGS-CL A | Financials | 3.7M | $50.0M | 0.6% | +1.1% |
| MDA MDA SPACE LTD | Industrials | 1.9M | $48.9M | 0.6% | New |
| FRPT FRESHPET INC | Consumer staples | 808.6K | $47.7M | 0.6% | -23.4% |
| LASR NLIGHT INC | Technology | 786.3K | $44.8M | 0.5% | New |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 252 | $8.34B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 250 | $9.47B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 249 | $9.81B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 238 | $9.42B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 233 | $7.66B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 254 | $9.27B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 250 | $8.36B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 251 | $7.98B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 257 | $8.00B | canonical | SEC ↗ |
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