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Livermore
Livermore
ZHEN

Alliancebernstein L.P.

SEC CIK
0001109448
Latest filing
Aug 14, 2026

YMAB holding history

Y-mAbs Therapeutics, Inc. in every 13F filed by Alliancebernstein L.P., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

YMAB overviewAll 13F holders of YMABFull Q2 2026 holdings

Shares (Q3 2025)
0
Sold out in Q3 2025
Value
$0
% of portfolio
0.0%
Quarters held
18
Since Q1 2021
Holdings of YMAB by Alliancebernstein L.P., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20250$00.0%−59,380−100.0%Sold outHolders
Q2 202559,380$267.8K<0.1%+4,600+8.4%AddedHolders
Q1 202554,780$242.7K<0.1%00.0%UnchangedHolders
Q4 202454,780$428.9K<0.1%00.0%UnchangedHolders
Q3 202454,780$720.4K<0.1%−3,360−5.8%ReducedHolders
Q2 202458,140$702.3K<0.1%−3,780−6.1%ReducedHolders
Q1 202461,920$1.01M<0.1%−810−1.3%ReducedHolders
Q4 202362,730$427.8K<0.1%−14,559−18.8%ReducedHolders
Q3 202377,289$421.2K<0.1%−89,700−53.7%ReducedHolders
Q2 2023166,989$1.13M<0.1%+11,350+7.3%AddedHolders
Q1 2023155,639$779.8K<0.1%00.0%UnchangedHolders
Q4 2022155,639$759.5K<0.1%−1,994,425−92.8%ReducedHolders
Q3 20222,150,064$31.0M<0.1%−665,801−23.6%ReducedHolders
Q2 20222,815,865$42.6M<0.1%−153,294−5.2%ReducedHolders
Q1 20222,969,159$35.3M<0.1%+1,026,825+52.9%AddedHolders
Q4 20211,942,334$31.5M<0.1%+524,525+37.0%AddedHolders
Q3 20211,417,809$40.5M<0.1%+69,213+5.1%AddedHolders
Q2 20211,348,596$45.6M<0.1%+117,258+9.5%AddedHolders
Q1 20211,231,338$37.2M<0.1%––Holders

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