78 filings
CERT
AMT
American Tower Corp.
23 May 23
Certification of approval for exchange listing
8:56am
UPLOAD
AMT
American Tower Corp.
7 Apr 23
Letter from SEC
12:00am
CORRESP
AMT
American Tower Corp.
31 Mar 23
Correspondence with SEC
12:00am
CORRESP
AMT
American Tower Corp.
28 Mar 23
Correspondence with SEC
12:00am
UPLOAD
AMT
American Tower Corp.
7 Mar 23
Letter from SEC
12:00am
CERT
rhoqi5u
12 Oct 21
Certification of approval for exchange listing
6:03am
CERT
18a8q443qfh
27 May 21
Certification of approval for exchange listing
2:28pm
CERT
baow8nlvsm 812rrs4
17 Sep 20
Certification of approval for exchange listing
9:00am
CERT
vszww55zaeef2jf8m
24 May 18
Certification of approval for exchange listing
9:01am
UPLOAD
wbyn99gsfq ync
2 Apr 18
Letter from SEC
12:00am
CORRESP
prft4 cd5907mum
30 Mar 18
Correspondence with SEC
12:00am
UPLOAD
sre7m
19 Mar 18
Letter from SEC
12:00am
CERTNYS
buvyslucb6 fh8b
11 Apr 17
Certification of approval for NYSE listing
12:00am
CORRESP
r2n9yidgtrd8bm
11 May 16
Correspondence with SEC
12:00am
UPLOAD
1au9gwqe1ik cynsd
11 May 16
Letter from SEC
12:00am
UPLOAD
wy0l95pf08j8m3yu
4 May 16
Letter from SEC
12:00am
CERTNYS
10brfcl m9
3 Mar 15
Certification of approval for NYSE listing
12:00am
NO ACT
biuxfa8
18 Feb 15
No action letter
12:00am
CERTNYS
wp84j1rpnc ib
15 May 14
Certification of approval for NYSE listing
12:00am
UPLOAD
1wce4umfem6t9e15ibf
27 Mar 14
Letter from SEC
12:00am