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Atlas Venture Life Science Advisors’s Korro Bio KRRO Stock Holding History

Atlas Venture Life Science Advisors’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
Q1 		$12.9M Hold
1,137,149
– – 1.63% 6
2025
Q4 		$9.11M Hold
1,137,149
– – 1.05% 6
2025
Q3 		$54.5M Hold
1,137,149
– – 7.24% 5
2025
Q2 		$14.2M Hold
1,137,149
– – 2.14% 8
2025
Q1 		$19.8M Hold
1,137,149
– – 3.79% 7
2024
Q4 		$43.3M Hold
1,137,149
– – 5.28% 6
2024
Q3 		$38M Hold
1,137,149
– – 3.52% 7
2024
Q2 		$38.5M Buy
1,137,149
+17,857
+2% +$987K 4.06% 6
2024
Q1 		$101M Hold
1,119,292
– – 9.3% 6
2023
Q4 		$53.6M Buy
+1,119,292
New +$36.9M 6.39% 6

Other funds holding KRRO

LCM
Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
AAA
Affinity Asset Advisors New York $1.94B AUM 374.45% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

Atlas Venture Life Science Advisors's KRRO Position: Q1 2026 in Review

Atlas Venture Life Science Advisors held its Korro Bio (KRRO) position steady in Q1 2026 at 1,137,149 shares worth $12.9M. The position accounts for 1.63% of the portfolio, ranked #6.

Atlas Venture Life Science Advisors first reported a position in KRRO in Q4 2023 and has held it in 10 quarters since. The position peaked at $101M in Q1 2024. 99 funds tracked by Wall St. Rank hold KRRO as of Q1 2026.

  • Atlas Venture Life Science Advisors held 1,137,149 shares of Korro Bio worth $12.9M as of Q1 2026.
  • Atlas Venture Life Science Advisors left its Korro Bio share count unchanged in Q1 2026.
  • Korro Bio made up 1.63% of Atlas Venture Life Science Advisors's portfolio in Q1 2026, its #6 holding.
  • Atlas Venture Life Science Advisors first reported a position in Korro Bio in Q4 2023 and has held it in 10 quarters since.
  • Atlas Venture Life Science Advisors's Korro Bio position peaked at $101M in Q1 2024.
  • 99 funds tracked by Wall St. Rank held Korro Bio as of Q1 2026.

Based on Atlas Venture Life Science Advisors's 13F filing for Q1 2026, filed 14 May 2026.