Driehaus Capital Management’s Korro Bio KRRO Stock Holding History

Driehaus Capital Management’s Portfolio KRRO Stock Details KRRO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$5.93M	Hold	450,045	–	–	0.03%	290
2026 Q1	$5.09M	Buy	+450,045	New	+$4.95M	0.04%	290
2025 Q4	–	Sell	-671,981	Closed	-$32.2M	–	439
2025 Q3	$32.2M	Buy	671,981 +91,122	+16%	+$2.02M	0.23%	144
2025 Q2	$7.25M	Sell	580,859 -1,590	-0.3%	-$22.9K	0.06%	286
2025 Q1	$10.1M	Buy	582,449 +87,544	+18%	+$2.6M	0.1%	244
2024 Q4	$18.8M	Buy	494,905 +340,410	+220%	+$17.5M	0.16%	179
2024 Q3	$5.16M	Buy	154,495 +37,637	+32%	+$1.58M	0.04%	278
2024 Q2	$3.96M	Buy	+116,858	New	+$6.46M	0.04%	271
2020 Q4	–	Sell	-1,722	Closed	-$1.65M	–	442
2020 Q3	$1.65M	Buy	+1,722	New	+$1.85M	0.03%	266

Other funds holding KRRO

LCM

Lynx1 Capital Management San Juan, Puerto Rico $866M AUM 231.68% 1-Year Est. Return

NMC

NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return

VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return

AVLSA

Atlas Venture Life Science Advisors Cambridge, Massachusetts $881M AUM 160.77% 1-Year Est. Return

Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

AAA

Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return

NCM

Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

ACM

ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return

Driehaus Capital Management's KRRO Position: Q2 2026 in Review

Driehaus Capital Management held its Korro Bio (KRRO) position steady in Q2 2026 at 450,045 shares worth $5.93M. The position accounts for 0.03% of the portfolio, ranked #290.

Driehaus Capital Management first reported a position in KRRO in Q3 2020 and has held it in 9 quarters since. The position peaked at $32.2M in Q3 2025. 106 funds tracked by Wall St. Rank hold KRRO as of Q2 2026.

Driehaus Capital Management held 450,045 shares of Korro Bio worth $5.93M as of Q2 2026.
Driehaus Capital Management left its Korro Bio share count unchanged in Q2 2026.
Korro Bio made up 0.03% of Driehaus Capital Management's portfolio in Q2 2026, its #290 holding.
Driehaus Capital Management first reported a position in Korro Bio in Q3 2020 and has held it in 9 quarters since.
Driehaus Capital Management's Korro Bio position peaked at $32.2M in Q3 2025.
106 funds tracked by Wall St. Rank held Korro Bio as of Q2 2026.

Based on Driehaus Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.