How many shares of AMT does WELLINGTON MANAGEMENT GROUP LLP own?

As of 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP holds 792,311 shares of AMT (AMERICAN TOWER CORP).

What is WELLINGTON MANAGEMENT GROUP LLP's AMT position worth?

As of 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP's AMT position is worth $129.6M.

Is WELLINGTON MANAGEMENT GROUP LLP buying or selling AMT?

In 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP increased their AMT position (+6.0% change in shares).

When did WELLINGTON MANAGEMENT GROUP LLP first buy AMT?

Based on available 13F filings, WELLINGTON MANAGEMENT GROUP LLP first reported a position in AMT in 2019-Q3. They have held the position across 28 quarters.

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WELLINGTON MANAGEMENT GROUP LLP

AMT
28 quarters

Position history for WELLINGTON MANAGEMENT GROUP LLP's holdings in AMERICAN TOWER CORP

Current Value

$129.6M

Current Shares

792,311

Total Value Change

-$3.9B

Total Shares Change

-17.5M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	792,311	+6.0%	$129.6M	0.0%	$161.82	32
2026-Q1	Increased	747,735	+2.2%	$129M	0.0%	$167.45	31
2025-Q4	Decreased	731,887	-71.8%	$128.5M	0.0%	$170.35	0
2025-Q3	Decreased	2.6M	-65.7%	$499.6M	0.1%	$184.80	0
2025-Q2	Increased	7.6M	+5.9%	$1.7B	0.3%	$210.52	40
2025-Q1	Decreased	7.1M	-11.6%	$1.6B	0.3%	$203.97	0
2024-Q4	Decreased	8.1M	-29.0%	$1.5B	0.3%	$171.92	0
2024-Q3	Decreased	11.4M	-3.8%	$2.6B	0.5%	$214.51	0
2024-Q2	Decreased	11.8M	-23.0%	$2.3B	0.4%	$179.29	0
2024-Q1	Decreased	15.4M	-2.9%	$3B	0.5%	$179.15	0
2023-Q4	Increased	15.8M	+21.9%	$3.4B	0.6%	$195.73	54
2023-Q3	Increased	13M	+5.6%	$2.1B	0.4%	$146.45	40
2023-Q2	Decreased	12.3M	-8.6%	$2.4B	0.5%	$172.71	0
2023-Q1	Increased	13.5M	+1.6%	$2.7B	0.5%	$179.16	46
2022-Q4	Increased	13.2M	+11.1%	$2.8B	0.6%	$185.75	50
2022-Q3	Increased	11.9M	+1.6%	$2.6B	0.5%	$185.51	46
2022-Q2	Increased	11.7M	+9.3%	$3B	0.6%	$220.84	49
2022-Q1	Decreased	10.7M	-12.7%	$2.7B	0.5%	$214.63	0
2021-Q4	Decreased	12.3M	-6.7%	$3.6B	0.6%	$249.90	0
2021-Q3	Decreased	13.2M	-4.1%	$3.5B	0.6%	$225.63	0
2021-Q2	Increased	13.7M	+7.8%	$3.7B	0.6%	$228.59	49
2021-Q1	Increased	12.7M	+10.9%	$3B	0.5%	$200.28	50
2020-Q4	Decreased	11.5M	-27.7%	$2.6B	0.5%	$188.05	0
2020-Q3	Decreased	15.9M	-7.5%	$3.8B	0.8%	$201.39	0
2020-Q2	Decreased	17.2M	-1.6%	$4.4B	1.0%	$214.36	0
2020-Q1	Increased	17.5M	+0.0%	$3.8B	1.0%	$179.04	50
2019-Q4	Decreased	17.5M	-4.6%	$4B	0.8%	$188.96	0
2019-Q3	First report	18.3M	-	$4B	0.9%	$181.01	0

Other major holders of AMT: BNP PARIBAS FINANCIAL MARKETS, VANGUARD GROUP INC

AMT28 quarters

AMT
28 quarters