Activist 13D/13G Filings - AMERICAN TOWER CORP (AMT)

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
Reported
DateTime		TypeCompany
Symbol		Filed By
Symbol		Shares Owned
% Owned		Shares Vs. Prev ReportFiling
2024-02-13
4:58 pm
Sale		13GAMERICAN TOWER CORP REIT
AMT		VANGUARD GROUP INC61,022,228
13.090%		-409,698decrease
(-0.67%)		View
2024-01-26
11:49 am
Purchase		13GAMERICAN TOWER CORP REIT
AMT		BlackRock Inc.
BLK		36,781,145
7.900%		870,920increase
(+2.43%)		View
2023-02-09
11:07 am
Purchase		13GAMERICAN TOWER CORP REIT
AMT		VANGUARD GROUP INC61,431,926
13.190%		2,273,990increase
(+3.84%)		View
2023-01-31
1:58 pm
Sale		13GAMERICAN TOWER CORP REIT
AMT		BlackRock Inc.
BLK		35,910,225
7.700%		-726,487decrease
(-1.98%)		View
2022-02-09
3:24 pm
Purchase		13GAMERICAN TOWER CORP REIT
AMT		VANGUARD GROUP INC59,157,936
12.990%		3,033,267increase
(+5.40%)		View
2022-02-01
5:14 pm
Purchase		13GAMERICAN TOWER CORP REIT
AMT		BlackRock Inc.
BLK		36,636,712
8.000%		2,288,139increase
(+6.66%)		View
2021-04-16
4:30 pm
Purchase		13DAST SpaceMobile Inc.
ASTS		AMERICAN TOWER CORP
AMT		4,670,657
8.600%		4,670,657increase
(New Position)		View
2021-02-10
10:30 am
Sale		13GAMERICAN TOWER CORP REIT
AMT		VANGUARD GROUP INC56,124,669
12.630%		-2,329,478decrease
(-3.99%)		View
2021-01-28
5:55 pm
Purchase		13GAMERICAN TOWER CORP REIT
AMT		BlackRock Inc.
BLK		34,348,573
7.700%		2,229,916increase
(+6.94%)		View
2020-02-11
4:54 pm
Purchase		13GAMERICAN TOWER CORP REIT
AMT		VANGUARD GROUP INC58,454,147
13.190%		2,233,658increase
(+3.97%)		View
2020-02-05
11:25 am
Purchase		13GAMERICAN TOWER CORP REIT
AMT		BlackRock Inc.
BLK		32,118,657
7.300%		2,391,464increase
(+8.04%)		View
2020-01-28
11:16 am
Sale		13GAMERICAN TOWER CORP REIT
AMT		WELLINGTON MANAGEMENT GROUP LLP17,454,893
3.940%		-11,726,780decrease
(-40.19%)		View