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Livermore
Livermore
ZHEN

Vanguard Group Inc

SEC CIK
0000102909
Latest filing
Jan 29, 2026

KRRO holding history

Korro Bio, Inc. in every 13F filed by Vanguard Group Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

KRRO overviewAll 13F holders of KRROFull Q4 2025 holdings

Shares (Q4 2025)
489,639
Value
$3.92M
% of portfolio
<0.1%
Quarters held
20
Since Q1 2021
Holdings of KRRO by Vanguard Group Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 2025489,639$3.92M<0.1%+93,980+23.8%AddedHolders
Q3 2025395,659$18.9M<0.1%+8,921+2.3%AddedHolders
Q2 2025386,738$4.83M<0.1%+4,939+1.3%AddedHolders
Q1 2025381,799$6.65M<0.1%−7,691−2.0%ReducedHolders
Q4 2024389,490$14.8M<0.1%−47,371−10.8%ReducedHolders
Q3 2024436,861$14.6M<0.1%−31,442−6.7%ReducedHolders
Q2 2024468,303$15.9M<0.1%+201,636+75.6%AddedHolders
Q1 2024266,667$24.0M<0.1%−4,307−1.6%ReducedHolders
Q4 2023270,974$13.0M<0.1%−1,433,505−84.1%ReducedHolders
Q3 20231,704,479$630.7K<0.1%−23,087−1.3%ReducedHolders
Q2 20231,727,566$597.7K<0.1%00.0%UnchangedHolders
Q1 20231,727,566$869.0K<0.1%+4,400+0.3%AddedHolders
Q4 20221,723,166$6.63M<0.1%−51,318−2.9%ReducedHolders
Q3 20221,774,484$3.18M<0.1%00.0%UnchangedHolders
Q2 20221,774,484$2.66M<0.1%+528,229+42.4%AddedHolders
Q1 20221,246,255$2.64M<0.1%−210,965−14.5%ReducedHolders
Q4 20211,457,220$7.47M<0.1%+19,667+1.4%AddedHolders
Q3 20211,437,553$10.1M<0.1%+9,009+0.6%AddedHolders
Q2 20211,428,544$14.2M<0.1%−95,838−6.3%ReducedHolders
Q1 20211,524,382$14.5M<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.