Activist 13D/13G Filings - CERUS CORP (CERS)

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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Reported
DateTime		TypeCompany
Symbol		Filed By
Symbol		Shares Owned
% Owned		Shares Vs. Prev ReportFiling
2024-11-12
09:53 am
Purchase		13GCERUS CORP
CERS		ARK Investment Management LLC22,787,729
12.270%		1,873,403increase
(+8.96%)		View
2024-02-14
4:21 pm
Purchase		13GCERUS CORP
CERS		BAKER BROS. ADVISORS LP19,497,203
10.800%		395,327increase
(+2.07%)		View
2024-02-13
5:01 pm
Sale		13GCERUS CORP
CERS		VANGUARD GROUP INC9,870,671
5.450%		-1,029,751decrease
(-9.45%)		View
2024-01-29
4:00 pm
Purchase		13GCERUS CORP
CERS		ARK Investment Management LLC20,914,326
11.540%		2,971,195increase
(+16.56%)		View
2024-01-26
11:49 am
Purchase		13GCERUS CORP
CERS		BlackRock Inc.
BLK		13,728,396
7.600%		1,134,342increase
(+9.01%)		View
2023-11-13
4:22 pm
Purchase		13GCERUS CORP
CERS		BAKER BROS. ADVISORS LP19,101,876
10.500%		3,014,454increase
(+18.74%)		View
2023-02-14
4:00 pm
Purchase		13GCERUS CORP
CERS		BAKER BROS. ADVISORS LP16,087,422
9.100%		2,354,363increase
(+17.14%)		View
2023-02-10
2:49 pm
Purchase		13GCERUS CORP
CERS		ARK Investment Management LLC17,943,131
10.110%		2,079,747increase
(+13.11%)		View
2023-02-10
11:57 am
Purchase		13GCERUS CORP
CERS		ARK Investment Management LLC15,863,384
8.940%		105,340increase
(+0.67%)		View
2023-02-10
10:29 am
Sale		13GCERUS CORP
CERS		Nikko Asset Management Americas Inc.7,171,280
4.040%		-4,358,436decrease
(-37.80%)		View
2023-02-09
11:12 am
Purchase		13GCERUS CORP
CERS		VANGUARD GROUP INC10,900,422
6.140%		2,077,546increase
(+23.55%)		View
2023-02-03
06:10 am
Sale		13GCERUS CORP
CERS		Sumitomo Mitsui Trust Group Inc.7,171,280
4.040%		-4,358,436decrease
(-37.80%)		View
2023-01-31
1:58 pm
Purchase		13GCERUS CORP
CERS		BlackRock Inc.
BLK		12,594,054
7.100%		387,002increase
(+3.17%)		View
2023-01-09
4:01 pm
Sale		13GCERUS CORP
CERS		PRIMECAP MANAGEMENT CO8,849,600
4.990%		-872,700decrease
(-8.98%)		View
2022-02-14
06:05 am
Purchase		13GCERUS CORP
CERS		Nikko Asset Management Americas Inc.11,529,716
6.690%		426,506increase
(+3.84%)		View
2022-02-10
12:22 pm
Sale		13GCERUS CORP
CERS		PRIMECAP MANAGEMENT CO9,722,300
5.640%		-712,200decrease
(-6.83%)		View
2022-02-09
3:33 pm
Purchase		13GCERUS CORP
CERS		VANGUARD GROUP INC8,822,876
5.120%		139,878increase
(+1.61%)		View
2022-02-09
2:23 pm
Sale		13GCERUS CORP
CERS		ARK Investment Management LLC15,758,044
9.150%		-13,814,221decrease
(-46.71%)		View
2022-02-04
06:05 am
Purchase		13GCERUS CORP
CERS		Sumitomo Mitsui Trust Group Inc.11,529,716
6.690%		426,506increase
(+3.84%)		View
2022-02-01
5:08 pm
Sale		13GCERUS CORP
CERS		BlackRock Inc.
BLK		12,207,052
7.100%		-171,903decrease
(-1.39%)		View
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