Optiver Holding
KRRO icon

Optiver Holding’s Korro Bio KRRO Stock Holding History

Optiver Holding’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 		$679 Sell
60
-56
-48% -$616 ﹤0.01% 2123
2025
Q4 		$929 Hold
116
– – ﹤0.01% 2219
2025
Q3 		$5.55K Buy
+116
New +$2.57K ﹤0.01% 1658

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
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 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

Optiver Holding's KRRO Position: Q1 2026 in Review

Optiver Holding reduced its Korro Bio (KRRO) stake by 48% in Q1 2026, selling an estimated $616 and leaving 60 shares worth $679. The position accounts for ﹤0.01% of the portfolio, ranked #2123.

Optiver Holding first reported a position in KRRO in Q3 2025 and has held it in 3 quarters since. The position peaked at $5.55K in Q3 2025. 99 funds tracked by Wall St. Rank hold KRRO as of Q1 2026.

  • Optiver Holding held 60 shares of Korro Bio worth $679 as of Q1 2026.
  • Optiver Holding sold 56 Korro Bio shares in Q1 2026, an estimated $616.
  • Korro Bio made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #2123 holding.
  • Optiver Holding first reported a position in Korro Bio in Q3 2025 and has held it in 3 quarters since.
  • Optiver Holding's Korro Bio position peaked at $5.55K in Q3 2025.
  • 99 funds tracked by Wall St. Rank held Korro Bio as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.