13F Insight
DOSSIER · 13F-HR · Q2 2026

DRIEHAUS CAPITAL MANAGEMENT LLC

$17.3B in tracked AUM across 354 positions as of Q2 2026.

DC
CIK 0000938206 · last filed Jun 30, 2026
Total AUM
$17.3B
as of Q2 2026
Holdings
354
—
positions
Whale Score
59
59
tracked
Activity
—
no data
changes this Q
AI Analysis · Q2 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.

DRIEHAUS CAPITAL MANAGEMENT LLC entered 2026-03-31 with $13.6B in reported 13F holdings, placing it among the institution's recent AUM range. The portfolio maintains a unknown tilt, with the top five positions accounting for a meaningful share of the overall book.

Top Holdings

Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
TSM
TSMC
$470M985K2.7%02
DFTX
Definium Therapeutics Inc
$322M6.8M1.9%03
PRAX
Praxis Precision Medicines Inc
$321M959K1.9%04
XENE
Xenon Pharmaceuticals Inc
$267M4.4M1.5%05
SIMO
Silicon Motion Technology Corp
$262M786K1.5%06
SYRE
Spyre Therapeutics Inc
$249M2.8M1.4%07
CRNX
Crinetics Pharmaceuticals Inc
$242M6.5M1.4%08
APGE
Apogee Therapeutics Inc
$231M1.7M1.3%09
GH
Guardant Health Inc
$230M1.5M1.3%10
PL
Planet Labs PBC
$223M6.7M1.3%

Filing history

2026Q2Jun 30
$17.3B▲ 26.9%
354 positionsView →2026Q1Mar 31
$13.6B▼ 7.6%
356 positionsView →2025Q4Dec 31
$14.7B▲ 69.8%
404 positionsView →2025Q3Sep 30
$8.7B▲ 8.3%
282 positionsView →2025Q2Jun 30
$8.0B▲ 19.1%
272 positionsLocked2025Q1Mar 31
$6.7B▼ 44.5%
253 positionsLocked2024Q4Dec 31
$12.1B▲ 4.0%
381 positionsLocked2024Q3Sep 30
$11.6B▲ 12.7%
375 positionsLocked2024Q2Jun 30
$10.3B▲ 3.0%
361 positionsLocked2024Q1Mar 31
$10.0B▲ 20.9%
380 positionsLocked2023Q4Dec 31
$8.3B▲ 7.9%
379 positionsLocked2023Q3Sep 30
$7.7B▼ 2.9%
390 positionsLocked
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