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Filers›Family Office›DRIEHAUS CAPITAL MANAGEMENT LLC
DOSSIER · 13F-HR · Q1 2026

DRIEHAUS CAPITAL MANAGEMENT LLC

DRIEHAUS's family office based in Greenwich, CT — $13.6B in tracked AUM across 356 positions as of Q1 2026.

D
DRIEHAUS·Greenwich, CT·Family Office
CIK 0000938206 · last filed Mar 31, 2026
Total AUM
$13.6B
▼ 19.9%
vs prior
Holdings
356
—
positions
Whale Score
59
59
tracked
Activity
—
no data
changes this Q
Top sector
Tech
10% weight
concentration
AI Analysis · Q1 2026 · Q1 2026

DRIEHAUS CAPITAL MANAGEMENT LLC reported $13.6B in 13F holdings for the quarter ending 2026-03-31, concentrated in unknown with leading positions in TSM, PRAX, XENE. Notable moves this quarter: G3323L INCREASED (+$94.2M); EOSE INCREASED ($-89.8M). 18 new positions initiated, 18 closed out, reflecting 68 total changes from the prior quarter.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
TSM
TSMC
$427M1.3M3.1%
02
PRAX
Praxis Precision Medicines Inc
$306M949K2.2%
03
XENE
Xenon Pharmaceuticals Inc
$261M4.5M1.9%
04
CRNX
Crinetics Pharmaceuticals Inc
$232M6.4M1.7%
05
PL
Planet Labs PBC
$221M7.9M1.6%
06
G3323L100
Fabrinet
$204M391K1.5%
07
APGE
Apogee Therapeutics Inc
$162M1.9M1.2%
08
LITE
Lumentum Holdings Inc
$161M229K1.2%
09
CW
Curtiss-Wright Corp
$154M226K1.1%
10
G2519Y108
Credicorp Ltd
$153M451K1.1%

Filing history

Filing history loading…
AI Agent · grounded in DRIEHAUS
haiku-4-5 · 356 positions indexed
Sector mix
  • Tech10%
  • Financials13%
  • Health Care6%
  • Cons. Disc.25%
  • Communications6%
  • Other40%
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