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
0eh3jvyd
12 Oct 21
Certification of approval for exchange listing
6:03am
CERT
mg8yd85 7ywiw3udf8sx
27 May 21
Certification of approval for exchange listing
2:28pm
CERT
1f07uj66l1osy686qht
17 Sep 20
Certification of approval for exchange listing
9:00am
CERT
2zcyb ac2ll
24 May 18
Certification of approval for exchange listing
9:01am
UPLOAD
ksvrhq5al
2 Apr 18
Letter from SEC
12:00am
CORRESP
bk9u0 4xccahxgk
30 Mar 18
Correspondence with SEC
12:00am
UPLOAD
wa50cg8ty8
19 Mar 18
Letter from SEC
12:00am
CERTNYS
bpxj2dfql3nq4 3b
11 Apr 17
Certification of approval for NYSE listing
12:00am
UPLOAD
3sfn8hicy
11 May 16
Letter from SEC
12:00am
CORRESP
ixsbxhcghzcbpv
11 May 16
Correspondence with SEC
12:00am
UPLOAD
ad2gqwlja
4 May 16
Letter from SEC
12:00am
CERTNYS
umndig oeye8
3 Mar 15
Certification of approval for NYSE listing
12:00am
NO ACT
jdtuln 91
18 Feb 15
No action letter
12:00am
CERTNYS
zkctsz86ts
15 May 14
Certification of approval for NYSE listing
12:00am
UPLOAD
f41xr
27 Mar 14
Letter from SEC
12:00am