Wellington Management Group
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Wellington Management Group’s Korro Bio KRRO Stock Holding History

Wellington Management Group’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
2025
Q1 		– Sell
-14,553
Closed -$554K – 2000
2024
Q4 		$554K Buy
14,553
+1,501
+12% +$77.1K ﹤0.01% 1820
2024
Q3 		$436K Buy
+13,052
New +$549K ﹤0.01% 1836
2021
Q1 		– Sell
-1,194
Closed -$2.1M – 2146
2020
Q4 		$2.1M Buy
+1,194
New +$1.58M ﹤0.01% 1486

Other funds holding KRRO

AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Wellington Management Group's KRRO Position: Q1 2025 in Review

Wellington Management Group sold out of Korro Bio (KRRO) in Q1 2025, closing a stake of 14,553 shares — an estimated $554K sold.

Wellington Management Group first reported a position in KRRO in Q4 2020 and held it in 3 quarters. The position peaked at $2.1M in Q4 2020. 75 funds tracked by Wall St. Rank hold KRRO as of Q1 2025.

  • Wellington Management Group reported no remaining Korro Bio position as of Q1 2025 after selling out during the quarter.
  • Wellington Management Group sold 14,553 Korro Bio shares in Q1 2025, an estimated $554K.
  • Wellington Management Group first reported a position in Korro Bio in Q4 2020 and held it in 3 quarters.
  • Wellington Management Group's Korro Bio position peaked at $2.1M in Q4 2020.
  • 75 funds tracked by Wall St. Rank held Korro Bio as of Q1 2025.

Based on Wellington Management Group's 13F filing for Q1 2025, filed 13 May 2025.