Investor Bb Biotech Ag
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Bb Biotech Ag . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

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Date Form Target Prev
Shares		 Current
Shares		 Change
(Percent)		 Ownership
(Percent)		 Change
(Percent)
2025-06-13 13G/A MGNX / MacroGenics, Inc. 9,929,963 0
2025-06-13 13G/A AGIO / Agios Pharmaceuticals, Inc. 3,515,150 0
2025-03-21 13G/A BDTX / Black Diamond Therapeutics, Inc. 8,517,839 2,733,547
2025-03-10 13G/A ESPR / Esperion Therapeutics, Inc. 9,944,064 9,694,064
2025-02-14 13G/A MGNX / MacroGenics, Inc. 9,929,963 9,929,963
2025-02-14 13G/A ESPR / Esperion Therapeutics, Inc. 9,194,064 9,944,064
2025-02-14 13G/A BDTX / Black Diamond Therapeutics, Inc. 8,517,839 8,517,839
2025-02-14 13G/A AGIO / Agios Pharmaceuticals, Inc. 4,000,000 3,515,150
2025-01-17 13G/A SAGE / Sage Therapeutics, Inc. 4,460,693 1,178,503
2024-12-09 13G/A GBIO / Generation Bio Co. 3,608,280 3,310,869
2024-11-18 13G/A MTEM / Molecular Templates, Inc. 1,029,820 904,001
2024-11-14 13G/A IONS / Ionis Pharmaceuticals, Inc. 8,590,000 7,850,000
2024-11-14 13G/A EPIX / ESSA Pharma Inc. 7,879,583 0
2024-11-14 13G/A ANNX / Annexon, Inc. 4,682,290 5,157,290
2024-11-14 13G/A SAGE / Sage Therapeutics, Inc. 3,505,000 4,460,693
2024-04-22 13G ANNX / Annexon, Inc. 4,682,290
2024-02-13 13G/A MTEM / Molecular Templates, Inc. 1,029,820
2024-02-13 13G/A WVE / Wave Life Sciences Ltd. 4,494,458 4,494,458
2024-02-13 13G/A SAGE / Sage Therapeutics, Inc. 3,100,278 3,505,000
2024-02-13 13G/A GBIO / Generation Bio Co. 3,608,280 3,608,280
2024-02-13 13G/A MGNX / MacroGenics, Inc. 8,929,963 9,929,963
2024-02-13 13G/A IONS / Ionis Pharmaceuticals, Inc. 9,635,000 8,590,000
2024-02-13 13G/A AGIO / Agios Pharmaceuticals, Inc. 4,030,792 4,000,000
2024-02-13 13G/A RVMD / Revolution Medicines, Inc. 4,777,562 5,046,700
2024-02-13 13G/A BDTX / Black Diamond Therapeutics, Inc. 5,377,839 8,517,839
2024-02-13 13G/A EPIX / ESSA Pharma Inc. 7,879,583 7,879,583
2024-01-24 13G/A ESPR / Esperion Therapeutics, Inc. 4,194,064 9,194,064
2024-01-24 13G/A ESPR / Esperion Therapeutics, Inc. 4,194,064 4,194,064
2023-02-17 13G SAGE / Sage Therapeutics, Inc. 2,950,278 3,100,278
2023-02-14 13G/A AGIO / Agios Pharmaceuticals, Inc. 4,312,292 4,030,792
2023-02-14 13G/A MTEM / Molecular Templates, Inc. 10,792,003 11,192,003
2023-02-14 13G/A SRRK / Scholar Rock Holding Corporation 2,275,125 2,132,725
2023-02-14 13G/A SAGE / Sage Therapeutics, Inc. 3,170,104 2,950,278
2023-02-14 13G/A ESPR / Esperion Therapeutics, Inc. 4,477,964 4,194,064
2023-02-14 13G/A GBIO / Generation Bio Co. 3,853,180 3,608,280
2023-02-14 13G/A MYOV / Myovant Sciences Ltd 6,122,039 5,872,639
2023-02-14 13G/A MRSN / Mersana Therapeutics, Inc. 4,135,000 4,066,200
2023-02-14 13G/A KZR / Kezar Life Sciences, Inc. 4,918,148 3,000,000
2023-02-14 13G/A RVMD / Revolution Medicines, Inc. 4,602,562 4,777,562
2023-02-14 13G/A EPIX / ESSA Pharma Inc. 5,015,814 7,879,583
2023-02-14 13G/A BDTX / Black Diamond Therapeutics, Inc. 3,988,402 5,377,839
2023-02-14 13G/A WVE / Wave Life Sciences Ltd. 4,602,858 4,494,458
2023-02-14 13G/A IONS / Ionis Pharmaceuticals, Inc. 10,232,973 9,635,000
2023-02-14 13G/A MGNX / MacroGenics, Inc. 7,275,564 8,929,963
2022-09-30 13G RVMD / Revolution Medicines, Inc. 4,602,562 4,602,562
2022-08-30 13D/A RDUS / Radius Recycling, Inc. 8,255,714 0
2022-04-14 13G/A BDTX / Black Diamond Therapeutics, Inc. 3,440,000 3,988,402
2022-02-11 13G/A MTEM / Molecular Templates, Inc. 9,542,621 10,792,003
2022-02-11 13G/A CDTX / Cidara Therapeutics, Inc. 2,822,495 0
2022-02-11 13G/A BDTX / Black Diamond Therapeutics, Inc. 1,900,000 3,440,000
2022-02-11 13G/A SRRK / Scholar Rock Holding Corporation 2,255,651 2,275,125
2022-02-11 13G/A IONS / Ionis Pharmaceuticals, Inc. 8,220,000 10,232,973
2022-02-11 13G/A GBIO / Generation Bio Co. 2,393,180 3,853,180
2022-02-11 13G/A KZR / Kezar Life Sciences, Inc. 4,533,148 4,918,148
2022-02-11 13G/A AGIO / Agios Pharmaceuticals, Inc. 4,158,902 4,312,292
2022-02-11 13G/A WVE / Wave Life Sciences Ltd. 2,602,858 4,602,858
2022-02-11 13G/A EPIX / ESSA Pharma Inc. 4,765,814 5,015,814
2022-02-11 13G/A MYOV / Myovant Sciences Ltd 4,757,039 6,122,039
2022-02-11 13G/A SAGE / Sage Therapeutics, Inc. 2,960,104 3,170,104
2022-02-11 13G/A MGNX / MacroGenics, Inc. 6,025,564 7,275,564
2022-02-11 13G/A ESPR / Esperion Therapeutics, Inc. 4,477,964 4,477,964
2022-02-11 13G/A VYGR / Voyager Therapeutics, Inc. 2,680,283 0
2022-01-18 13D/A RDUS / Radius Recycling, Inc. 7,455,714 8,255,714
2021-09-16 13G MRSN / Mersana Therapeutics, Inc. 4,135,000 4,135,000
2021-08-17 13G/A EPIX / ESSA Pharma Inc. 1,985,814 4,765,814
2021-08-11 13G SAGE / Sage Therapeutics, Inc. 2,960,104
2021-06-11 13G/A MGNX / MacroGenics, Inc. 4,815,564 6,025,564
2021-05-28 13G/A ESPR / Esperion Therapeutics, Inc. 4,477,964 4,477,964
2021-05-27 13G/A ESPR / Esperion Therapeutics, Inc. 3,947,964 4,477,964
2021-05-05 13G EPIX / ESSA Pharma Inc. 1,985,814
2021-04-26 13G/A MTEM / Molecular Templates, Inc. 6,380,331 9,542,621
2021-02-12 13G/A ITCI / Intra-Cellular Therapies, Inc. 3,458,419 3,538,419
2021-02-12 13G/A MTEM / Molecular Templates, Inc. 5,229,996 6,380,331
2021-02-12 13G/A HALO / Halozyme Therapeutics, Inc. 7,963,056 3,970,000
2021-02-12 13G/A ESPR / Esperion Therapeutics, Inc. 3,727,964 3,947,964
2021-02-12 13G/A SRRK / Scholar Rock Holding Corporation 2,634,466 2,255,651
2021-02-12 13G/A KZR / Kezar Life Sciences, Inc. 1,550,669 4,533,148
2021-02-12 13G/A VYGR / Voyager Therapeutics, Inc. 2,680,283 2,680,283
2021-02-12 13G/A WVE / Wave Life Sciences Ltd. 2,402,858 2,602,858
2021-02-12 13G/A MYOV / Myovant Sciences Ltd 4,815,109 4,757,039
2021-02-12 13G/A MGNX / MacroGenics, Inc. 4,519,159 4,815,564
2021-02-12 13G/A CDTX / Cidara Therapeutics, Inc. 2,295,272 2,822,495
2021-02-12 13G/A AGIO / Agios Pharmaceuticals, Inc. 3,896,954 4,158,902
2021-02-12 13G/A IONS / Ionis Pharmaceuticals, Inc. 7,994,955 8,220,000
2021-02-11 13G BDTX / Black Diamond Therapeutics, Inc. 1,900,000
2021-01-08 13G GBIO / Generation Bio Co. 2,393,180
2020-11-17 13D/A RDUS / Radius Recycling, Inc. 6,931,685 7,455,714
2020-11-04 13G/A MTEM / Molecular Templates, Inc. 5,229,996 5,229,996
2020-11-03 13G/A MTEM / Molecular Templates, Inc. 2,161,152 5,229,996
2020-05-19 13D/A RDUS / Radius Recycling, Inc. 6,372,322 6,931,685
2020-02-14 13G/A WVE / Wave Life Sciences Ltd. 1,902,858 2,402,858
2020-02-14 13G/A CDTX / Cidara Therapeutics, Inc. 2,295,272 2,295,272
2020-02-14 13G/A AGIO / Agios Pharmaceuticals, Inc. 2,978,134 3,896,954
2020-02-14 13G/A ESPR / Esperion Therapeutics, Inc. 3,392,964 3,727,964
2020-02-14 13G/A IONS / Ionis Pharmaceuticals, Inc. 8,741,334 7,994,955
2020-02-14 13G/A HALO / Halozyme Therapeutics, Inc. 8,322,860 7,963,056
2020-02-14 13G/A KZR / Kezar Life Sciences, Inc. 974,496 1,550,669
2020-02-14 13G/A MGNX / MacroGenics, Inc. 3,283,272 4,519,159
2020-02-14 13G/A MYOV / Myovant Sciences Ltd 3,597,882 4,815,109
2020-02-14 13G/A VYGR / Voyager Therapeutics, Inc. 2,865,841 2,680,283
2020-02-14 13G/A SRRK / Scholar Rock Holding Corporation 1,279,978 2,634,466
2020-02-06 13G ITCI / Intra-Cellular Therapies, Inc. 2,200,000 3,458,419
2020-01-29 13G MTEM / Molecular Templates, Inc. 2,161,152
2019-12-23 13G WVE / Wave Life Sciences Ltd. 1,902,858
2019-02-13 13G/A MYOV / Myovant Sciences Ltd 3,507,882 3,597,882
2019-02-13 13G/A VYGR / Voyager Therapeutics, Inc. 1,786,341 2,865,841
2019-02-13 13G/A MGNX / MacroGenics, Inc. 2,600,412 3,283,272
2019-02-13 13G/A ESPR / Esperion Therapeutics, Inc. 2,822,964 3,392,964
2019-02-13 13G/A CDTX / Cidara Therapeutics, Inc. 2,295,272 2,295,272
2019-02-13 13G/A HALO / Halozyme Therapeutics, Inc. 8,520,137 8,322,860
2019-02-13 13G/A IONS / Ionis Pharmaceuticals, Inc. 8,136,334 8,741,334
2019-02-13 13G/A TSRO / TESARO, Inc. 2,811,802 0
2019-01-31 13G KZR / Kezar Life Sciences, Inc. 974,496
2019-01-28 13G/A AGIO / Agios Pharmaceuticals, Inc. 2,719,998 2,978,134
2019-01-07 13G SRRK / Scholar Rock Holding Corporation 1,279,978
2018-08-13 13G TSRO / TESARO, Inc. 2,811,802
2018-08-06 13D/A RDUS / Radius Recycling, Inc. 5,677,322 6,372,322
2018-05-10 13G/A ESPR / Esperion Therapeutics, Inc. 2,362,964 2,822,964
2018-02-14 13G/A IONS / Ionis Pharmaceuticals, Inc. 6,913,172 8,136,334
2018-02-14 13G/A ESPR / Esperion Therapeutics, Inc. 1,308,542 2,362,964
2018-02-14 13G/A HALO / Halozyme Therapeutics, Inc. 7,599,832 8,520,137
2018-02-14 13G/A MGNX / MacroGenics, Inc. 1,920,000 2,600,412
2018-02-14 13G/A CDTX / Cidara Therapeutics, Inc. 2,235,272 2,295,272
2018-02-14 13G/A MYOV / Myovant Sciences Ltd 3,192,835 3,507,882
2018-02-14 13G/A ITCI / Intra-Cellular Therapies, Inc. 2,200,000 2,200,000
2018-02-14 13G/A AGIO / Agios Pharmaceuticals, Inc. 2,809,528 2,719,998
2018-01-10 13G VYGR / Voyager Therapeutics, Inc. 1,786,341
2017-10-27 13G/A CDTX / Cidara Therapeutics, Inc. 1,043,824 2,235,272
2017-09-20 13D/A RDUS / Radius Recycling, Inc. 5,217,322 5,677,322
2017-08-23 13G ITCI / Intra-Cellular Therapies, Inc. 2,200,000
2017-06-01 13D/A RDUS / Radius Recycling, Inc. 4,718,922 5,217,322
2017-03-22 13D/A RDUS / Radius Recycling, Inc. 4,718,922
2017-02-14 13G/A IONS / Ionis Pharmaceuticals, Inc. 6,529,838 6,913,172
2017-02-14 13G/A AGIO / Agios Pharmaceuticals, Inc. 2,159,921 2,809,528
2017-02-14 13G/A HALO / Halozyme Therapeutics, Inc. 7,029,832 7,599,832
2017-02-14 13G/A CDTX / Cidara Therapeutics, Inc. 746,824 1,043,824
2017-02-14 13G/A ESPR / Esperion Therapeutics, Inc. 1,158,542 1,308,542
2017-02-14 13G/A MGNX / MacroGenics, Inc. 1,800,000 1,920,000
2017-02-14 13G/A MYOV / Myovant Sciences Ltd 3,086,929 3,192,835
2017-02-14 13G/A INFI / Infinity Pharmaceuticals Inc. 2,700,737 0
2016-12-29 13G MGNX / MacroGenics, Inc. 1,800,000
2016-12-28 13G MYOV / Myovant Sciences Ltd 3,086,929
2016-09-27 13G ESPR / Esperion Therapeutics, Inc. 1,158,542
2016-04-04 13G CDTX / Cidara Therapeutics, Inc. 746,824
2016-02-09 13G/A IONS / Ionis Pharmaceuticals, Inc. 6,529,838
2016-02-09 13G/A AGIO / Agios Pharmaceuticals, Inc. 2,159,921
2016-02-09 13G/A HALO / Halozyme Therapeutics, Inc. 7,029,832
2016-02-09 13G/A INFI / Infinity Pharmaceuticals Inc. 2,700,737
2015-02-13 13G/A HALO / Halozyme Therapeutics, Inc. 6,825,532
2015-02-12 13G/A AGIO / Agios Pharmaceuticals, Inc. 1,864,921
2015-02-12 13G/A ECYT / Endocyte, Inc. 0
2015-02-12 13G/A IONS / Ionis Pharmaceuticals, Inc. 5,976,526
2015-01-13 13G INFI / Infinity Pharmaceuticals Inc. 2,520,737
2014-09-11 13G AGIO / Agios Pharmaceuticals, Inc. 1,745,521
2014-08-07 13G HALO / Halozyme Therapeutics, Inc. 6,271,564
2014-06-12 13D/A RDUS / Radius Recycling, Inc. 2,883,563
2014-03-05 13D/A RDUS / Radius Recycling, Inc. 3,374,927
2014-02-12 13G/A IONS / Ionis Pharmaceuticals, Inc. 6,417,548
2014-02-12 13G/A ECYT / Endocyte, Inc. 2,643,522
2014-02-12 13G/A HALO / Halozyme Therapeutics, Inc. 4,724,936
2013-08-14 13G HALO / Halozyme Therapeutics, Inc. 5,746,519
2013-05-03 13D/A RDUS / Radius Recycling, Inc. 2,531,888
2013-02-13 13G/A IMGN / ImmunoGen, Inc. 3,551,432
2013-02-13 13G/A IONS / Ionis Pharmaceuticals, Inc. 8,043,140
2013-02-13 13G/A ECYT / Endocyte, Inc. 2,063,352
2012-08-08 13G ECYT / Endocyte, Inc. 1,823,593
2012-02-07 13G/A IMGN / ImmunoGen, Inc. 4,000,000
2012-02-07 13G/A IONS / Ionis Pharmaceuticals, Inc. 7,233,800
2012-02-07 13G/A MITI / Mitesco, Inc. 6,681,397
2012-02-07 13G/A OPTR / Optimer Pharmaceuticals Inc 1,442,700
2012-01-03 13D/A RDUS / Radius Recycling, Inc. 1,228,200