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John Overdeck’s Korro Bio KRRO Stock Holding History

John Overdeck’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 		$2.35M Buy
178,071
+12,599
+8% +$157K ﹤0.01% 2848
2026
Q1 		$1.87M Buy
165,472
+86,488
+110% +$952K ﹤0.01% 2800
2025
Q4 		$633K Buy
78,984
+14,529
+23% +$340K ﹤0.01% 3184
2025
Q3 		$3.09M Buy
64,455
+27,709
+75% +$615K ﹤0.01% 1831
2025
Q2 		$459K Buy
+36,746
New +$529K ﹤0.01% 2622
2024
Q3 		– Sell
-6,355
Closed -$215K – 3238
2024
Q2 		$215K Buy
+6,355
New +$351K ﹤0.01% 2710
2022
Q2 		– Sell
-2,208
Closed -$234K – 2744
2022
Q1 		$234K Buy
2,208
+113
+5% +$21.6K ﹤0.01% 2301
2021
Q4 		$537K Sell
2,095
-2,937
-58% -$893K ﹤0.01% 3185
2021
Q3 		$1.78M Sell
5,032
-196
-4% -$77.1K ﹤0.01% 2102
2021
Q2 		$2.6M Buy
5,228
+4,838
+1,241% +$2.36M 0.01% 1663
2021
Q1 		$185K Buy
+390
New +$758K ﹤0.01% 3643

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

John Overdeck's KRRO Position: Q2 2026 in Review

John Overdeck increased its Korro Bio (KRRO) stake by 7.6% in Q2 2026, buying an estimated $157K and bringing the position to 178,071 shares worth $2.35M. The position accounts for ﹤0.01% of the portfolio, ranked #2848.

John Overdeck first reported a position in KRRO in Q1 2021 and has held it in 11 quarters since. The position peaked at $3.09M in Q3 2025. 106 funds tracked by Wall St. Rank hold KRRO as of Q2 2026.

  • John Overdeck held 178,071 shares of Korro Bio worth $2.35M as of Q2 2026.
  • John Overdeck bought 12,599 Korro Bio shares in Q2 2026, an estimated $157K.
  • Korro Bio made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2848 holding.
  • John Overdeck first reported a position in Korro Bio in Q1 2021 and has held it in 11 quarters since.
  • John Overdeck's Korro Bio position peaked at $3.09M in Q3 2025.
  • 106 funds tracked by Wall St. Rank held Korro Bio as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.