D.E. Shaw & Co
KRRO icon

D.E. Shaw & Co’s Korro Bio KRRO Stock Holding History

D.E. Shaw & Co’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 		$451K Buy
+34,213
New +$425K ﹤0.01% 4231
2025
Q3 		– Sell
-24,383
Closed -$305K – 4762
2025
Q2 		$305K Buy
+24,383
New +$351K ﹤0.01% 3865
2021
Q1 		– Sell
-368
Closed -$649K – 4281
2020
Q4 		$649K Buy
+368
New +$486K ﹤0.01% 3266
2020
Q1 		– Sell
-371
Closed -$325K – 4104
2019
Q4 		$325K Buy
+371
New +$289K ﹤0.01% 3597

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

D.E. Shaw & Co's KRRO Position: Q2 2026 in Review

D.E. Shaw & Co opened a new position in Korro Bio (KRRO) in Q2 2026: 34,213 shares worth $451K. The stake represents ﹤0.01% of the portfolio and ranks #4231 among its holdings. This is a return to the name: D.E. Shaw & Co previously reported a position in KRRO as recently as Q2 2025.

D.E. Shaw & Co first reported a position in KRRO in Q4 2019 and has held it in 4 quarters since. The position peaked at $649K in Q4 2020. 107 funds tracked by Wall St. Rank hold KRRO as of Q2 2026.

  • D.E. Shaw & Co held 34,213 shares of Korro Bio worth $451K as of Q2 2026.
  • Korro Bio was a new D.E. Shaw & Co position in Q2 2026.
  • Korro Bio made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q2 2026, its #4231 holding.
  • D.E. Shaw & Co first reported a position in Korro Bio in Q4 2019 and has held it in 4 quarters since.
  • D.E. Shaw & Co's Korro Bio position peaked at $649K in Q4 2020.
  • 107 funds tracked by Wall St. Rank held Korro Bio as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.