Emerald Advisers’s Korro Bio KRRO Stock Holding History

Emerald Advisers’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
2025 Q4	–	Sell	-16,469	Closed	-$789K	–	256
2025 Q3	$789K	Buy	+16,469	New	+$365K	0.03%	157

Other funds holding KRRO

AVLSA

Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return

NMC

NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return

LCM

Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 1-Year Est. Return

NCM

Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

TCM

TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

7IH

72 Investment Holdings Stamford, Connecticut $49.6M AUM 684.72% 1-Year Est. Return

Emerald Advisers's KRRO Position: Q4 2025 in Review

Emerald Advisers sold out of Korro Bio (KRRO) in Q4 2025, closing a stake of 16,469 shares — an estimated $789K sold.

Emerald Advisers first reported a position in KRRO in Q3 2025 and held it in 1 quarter. The position peaked at $789K in Q3 2025. 83 funds tracked by Wall St. Rank hold KRRO as of Q4 2025.

Emerald Advisers reported no remaining Korro Bio position as of Q4 2025 after selling out during the quarter.
Emerald Advisers sold 16,469 Korro Bio shares in Q4 2025, an estimated $789K.
Emerald Advisers first reported a position in Korro Bio in Q3 2025 and held it in 1 quarter.
Emerald Advisers's Korro Bio position peaked at $789K in Q3 2025.
83 funds tracked by Wall St. Rank held Korro Bio as of Q4 2025.

Based on Emerald Advisers's 13F filing for Q4 2025, filed 9 Feb 2026.