Activist 13D/13G Filings - ARCH Venture Fund IX L.P.

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
2024-11-14
5:12 pm
Purchase
13GSANA BIOTECHNOLOGY INC
SANA
ARCH Venture Fund IX L.P.46,028,125
20.600%
1,883,181increase
(+4.27%)
View
2024-10-29
6:32 pm
Purchase
13DBOUNDLESS BIO, INC.
BOLD
ARCH Venture Fund IX L.P.2,699,970
12.100%
2,699,970increase
(New Position)
View
2024-02-14
3:18 pm
Purchase
13GLYELL IMMUNOPHARMA INC
LYEL
ARCH Venture Fund IX L.P.36,477,716
14.500%
65,000increase
(+0.18%)
View
2024-02-14
3:18 pm
Sale
13GBeam Therapeutics Inc.
BEAM
ARCH Venture Fund IX L.P.5,503,654
6.800%
-367,496decrease
(-6.26%)
View
2024-02-09
5:35 pm
Purchase
13GSANA BIOTECHNOLOGY INC
SANA
ARCH Venture Fund IX L.P.44,144,944
22.400%
65,536increase
(+0.15%)
View
2024-02-09
5:35 pm
Sale
13GGOSSAMER BIO INC
GOSS
ARCH Venture Fund IX L.P.0
0.000%
-8,055,916decrease
(Position Closed)
View
2023-02-13
4:07 pm
Purchase
13GSANA BIOTECHNOLOGY INC
SANA
ARCH Venture Fund IX L.P.44,079,408
23.100%
817increase
(+0.00%)
View
2022-09-20
4:58 pm
Sale
13DKaruna Therapeutics Inc.
KRTX
ARCH Venture Fund IX L.P.0
0.000%
-2,946,891decrease
(Position Closed)
View
2022-09-13
3:45 pm
Sale
13DVir Biotechnology Inc.
VIR
ARCH Venture Fund IX L.P.13,552,310
10.200%
-5,636,784decrease
(-29.37%)
View
2022-05-10
5:05 pm
Purchase
13DVir Biotechnology Inc.
VIR
ARCH Venture Fund IX L.P.19,189,094
14.700%
3,374increase
(+0.02%)
View
2022-02-14
12:04 pm
Sale
13GBeam Therapeutics Inc.
BEAM
ARCH Venture Fund IX L.P.5,871,150
8.600%
-2,371,889decrease
(-28.77%)
View
2022-02-14
12:04 pm
Purchase
13GLYELL IMMUNOPHARMA INC
LYEL
ARCH Venture Fund IX L.P.36,412,716
15.100%
36,412,716increase
(New Position)
View
2022-02-10
5:12 pm
Purchase
13GSANA BIOTECHNOLOGY INC
SANA
ARCH Venture Fund IX L.P.44,078,591
23.300%
44,078,591increase
(New Position)
View
2022-02-04
2:13 pm
Purchase
13GSingular Genomics Systems Inc.
OMIC
ARCH Venture Fund IX L.P.3,801,334
5.300%
3,801,334increase
(New Position)
View
2022-01-10
5:02 pm
Sale
13DVir Biotechnology Inc.
VIR
ARCH Venture Fund IX L.P.19,185,720
14.700%
-2,589,653decrease
(-11.89%)
View
2021-07-12
5:02 pm
Sale
13DVir Biotechnology Inc.
VIR
ARCH Venture Fund IX L.P.21,775,373
16.700%
-4,915,244decrease
(-18.42%)
View
2021-04-22
7:22 pm
Sale
13DKaruna Therapeutics Inc.
KRTX
ARCH Venture Fund IX L.P.2,946,891
10.000%
-135,744decrease
(-4.40%)
View
2021-04-14
5:23 pm
Sale
13DVir Biotechnology Inc.
VIR
ARCH Venture Fund IX L.P.26,690,617
20.900%
-1,976,046decrease
(-6.89%)
View
2021-02-02
4:13 pm
Purchase
13GBeam Therapeutics Inc.
BEAM
ARCH Venture Fund IX L.P.8,243,039
13.500%
8,243,039increase
(New Position)
View
2021-01-19
1:25 pm
Sale
13DKaruna Therapeutics Inc.
KRTX
ARCH Venture Fund IX L.P.3,082,635
11.500%
-280,237decrease
(-8.33%)
View
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