Activist 13D/13G Filings - Y-mAbs Therapeutics Inc. (YMAB)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2020-08-27
4:54 pm
Sale
13GY-MABS THERAPEUTICS INC
YMAB
Cheung Nai-Kong V1,897,132
4.74%
-529,268decrease
(-21.81%)
View
2020-08-25
6:22 pm
Purchase
13GY-MABS THERAPEUTICS INC
YMAB
Cheung Nai-Kong V2,426,400
8.64%
2,426,400increase
(New Position)
View
2020-02-14
4:10 pm
Sale
13GY-MABS THERAPEUTICS INC
YMAB
Memorial Sloan Kettering Cancer Center257,517
0.65%
-2,491,767decrease
(-90.63%)
View
2020-02-11
4:01 pm
Sale
13GY-MABS THERAPEUTICS INC
YMAB
HBM Healthcare Investments (Cayman) Ltd.2,787,825
7%
-26,669decrease
(-0.95%)
View
2020-02-10
2:19 pm
Sale
13GY-MABS THERAPEUTICS INC
YMAB
BlackRock Inc.
BLK
1,966,118
4.9%
-46,973decrease
(-2.33%)
View
2020-02-07
08:45 am
Purchase
13GY-MABS THERAPEUTICS INC
YMAB
BlackRock Inc.
BLK
2,013,091
5.1%
2,013,091increase
(New Position)
View
2020-01-28
3:15 pm
Purchase
13GY-MABS THERAPEUTICS INC
YMAB
WELLINGTON MANAGEMENT GROUP LLP2,456,626
6.18%
2,456,626increase
(New Position)
View
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