GILDER GAGNON HOWE & CO LLC

CIK 0000902464 · Q2 2026

13F Equity AUM

$9.7B

+16.2% QoQ

Positions

274

+22 QoQ

AUM Rank

#531

Top 6%

Skill Alpha (FF)

+3.9%/yr^ns

No Clear Edge

Rank #867 · Top 10%

vs S&P +4.2%/yr (unadj.)

Quarters Tracked

~13 years

Portfolio Concentration

Top 5: 19.1%Top 10: 30.6%Top 20: 46.9%

NVDA5.0%

NET4.2%

AMZN4.1%

NFLX3.0%

PWR2.8%

YNDX2.5%

TSLA2.5%

MU2.4%

SHOP2.2%

META2.0%

Others (264)69.4%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Technology34.8%

Communication Services16.6%

Consumer Cyclical13.2%

Industrials11.8%

Healthcare8.8%

Financial Services4.8%

Energy2.8%

Consumer Defensive2.3%

Other4.9%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 274Median: 0.09%Avg: 0.36%

0–0.5%

219(25.3%)

0.5–1%

29(20.6%)

1–3%

23(40.8%)

3–5%

3(13.3%)

5%+

0(0.0%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 0Unique: 274vs 20 funds

0%Low

274

Fund positions

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

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Position Changes This Quarter

New49Increased57Decreased165Exited28

New Positions

RTX0.6%

+312K

AXON0.5%

+91K

ON0.4%

+387K

SPACE EXPLORATION TE…0.4%

+202K

W0.3%

+300K

QURE0.3%

+531K

PTRN0.2%

+929K

QCOM0.2%

+93K

GH0.2%

+105K

SNOW0.1%

+56K

Increased

TDUP0.3%

+1.8M(+75%)

ENPH1.8%

+1.3M(+62%)

VIA0.5%

+1.0M(+67%)

REAL0.1%

+963K(+1880%)

UTI0.5%

+762K(+273%)

BFLY0.1%

+711K(+765%)

ACMR0.8%

+566K(+794%)

CRWV0.6%

+483K(+891%)

MAMA0.1%

+398K(+171%)

EVER0.1%

+386K(+518%)

Decreased

ARQT0.4%

-2,990,799(-69%)

QXO0.8%

-1,200,241(-20%)

RBLX0.5%

-838,782(-50%)

FWRG0.0%

-624,317(-84%)

FIG0.0%

-570,725(-88%)

ALHC0.3%

-434,209(-24%)

FIGR0.5%

-426,220(-22%)

AERO0.4%

-420,784(-17%)

CTMX0.0%

-415,886(-37%)

NU0.1%

-392,821(-54%)

Exited

-1,155,577

-202,940

-407,258

-272,337

-602,893

-21,757

-23,148

-33,852

-10,558

-33,383

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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