Group One Trading
KRRO icon

Group One Trading’s Korro Bio KRRO Stock Holding History

Group One Trading’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 		– Sell
-4,000
Closed -$44K – 8209
2025
Q4 		$32K Buy
+4,000
New +$93.5K ﹤0.01% 5961
2024
Q1 		– Sell
-4
Closed -$218 – 7514
2023
Q4 		$192 Sell
4
-90
-96% -$2.97K ﹤0.01% 7165
2023
Q3 		$1.72K Buy
94
+4
+4% +$100 ﹤0.01% 7085
2023
Q2 		$1.56K Sell
90
-594
-87% -$11.5K ﹤0.01% 7163
2023
Q1 		$17.2K Buy
684
+681
+22,700% +$77.6K ﹤0.01% 5609
2022
Q4 		$604 Buy
+3
New +$309 ﹤0.01% 6921
2022
Q1 		– Sell
-36
Closed -$6.88K – 8359
2021
Q4 		$9K Buy
+36
New +$10.9K ﹤0.01% 7399
2021
Q2 		– Sell
-75
Closed -$36.6K – 8347
2021
Q1 		$36K Buy
+75
New +$146K ﹤0.01% 6437

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

Group One Trading's KRRO Position: Q1 2026 in Review

Group One Trading sold out of Korro Bio (KRRO) in Q1 2026, closing a stake of 4,000 shares — an estimated $44K sold.

Group One Trading first reported a position in KRRO in Q1 2021 and held it in 8 quarters. The position peaked at $36K in Q1 2021. 99 funds tracked by Wall St. Rank hold KRRO as of Q1 2026.

  • Group One Trading reported no remaining Korro Bio position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 4,000 Korro Bio shares in Q1 2026, an estimated $44K.
  • Group One Trading first reported a position in Korro Bio in Q1 2021 and held it in 8 quarters.
  • Group One Trading's Korro Bio position peaked at $36K in Q1 2021.
  • 99 funds tracked by Wall St. Rank held Korro Bio as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.