Vanguard Portfolio Management
KRRO icon

Vanguard Portfolio Management’s Korro Bio KRRO Stock Holding History

Vanguard Portfolio Management’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 		$2.95M Buy
223,551
+74,992
+50% +$932K ﹤0.01% 2611
2026
Q1 		$1.68M Buy
+148,559
New +$1.64M ﹤0.01% 2653

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

Vanguard Portfolio Management's KRRO Position: Q2 2026 in Review

Vanguard Portfolio Management increased its Korro Bio (KRRO) stake by 50% in Q2 2026, buying an estimated $932K and bringing the position to 223,551 shares worth $2.95M. The position accounts for ﹤0.01% of the portfolio, ranked #2611.

Vanguard Portfolio Management first reported a position in KRRO in Q1 2026 and has held it in 2 quarters since. 106 funds tracked by Wall St. Rank hold KRRO as of Q2 2026.

  • Vanguard Portfolio Management held 223,551 shares of Korro Bio worth $2.95M as of Q2 2026.
  • Vanguard Portfolio Management bought 74,992 Korro Bio shares in Q2 2026, an estimated $932K.
  • Korro Bio made up ﹤0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #2611 holding.
  • Vanguard Portfolio Management first reported a position in Korro Bio in Q1 2026 and has held it in 2 quarters since.
  • 106 funds tracked by Wall St. Rank held Korro Bio as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.