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Mondrian Investment Partners’s American Tower AMT Stock Holding History

Mondrian Investment Partners’s Portfolio AMT Stock Details AMT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.67M Buy
9,680
+993
+11% +$179K 0.03% 52
2025
Q4 		$1.53M Buy
8,687
+3,391
+64% +$617K 0.03% 57
2025
Q3 		$1.02M Buy
+5,296
New +$1.1M 0.02% 59
2025
Q1 		$1.12M Sell
5,159
-2,482
-32% -$487K 0.02% 62
2024
Q4 		$1.41M Sell
7,641
-474,085
-98% -$98.2M 0.02% 65
2024
Q3 		$112M Sell
481,726
-6,546
-1% -$1.45M 1.7% 32
2024
Q2 		$108M Sell
488,272
-15,616
-3% -$2.92M 1.66% 36
2024
Q1 		$99.6M Sell
503,888
-98,544
-16% -$19.6M 1.37% 38
2023
Q4 		$130M Sell
602,432
-7,079
-1% -$1.34M 2.06% 23
2023
Q3 		$100M Sell
609,511
-12,327
-2% -$2.25M 2.06% 18
2023
Q2 		$121M Buy
621,838
+162,895
+35% +$31.8M 2.41% 17
2023
Q1 		$93.8M Buy
458,943
+851
+0.2% +$179K 2.07% 24
2022
Q4 		$97.1M Buy
458,092
+385,921
+535% +$80.3M 2.15% 22
2022
Q3 		$15.5K Sell
72,171
-259,688
-78% -$66.7M 0.34% 49
2022
Q2 		$84.8M Sell
331,859
-77,352
-19% -$19.4M 1.77% 23
2022
Q1 		$103M Sell
409,211
-19,843
-5% -$4.84M 2.11% 21
2021
Q4 		$125M Sell
429,054
-22,025
-5% -$6.02M 2.48% 16
2021
Q3 		$120M Sell
451,079
-113,047
-20% -$32.2M 2.42% 20
2021
Q2 		$152M Buy
564,126
+61,114
+12% +$15.6M 2.91% 11
2021
Q1 		$128M Buy
503,012
+433,929
+628% +$96.6M 2.74% 9
2020
Q4 		$15.5M Buy
+69,083
New +$16.1M 0.38% 46

Other funds holding AMT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Cohen & Steers
Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

Mondrian Investment Partners's AMT Position: Q1 2026 in Review

Mondrian Investment Partners increased its American Tower (AMT) stake by 11% in Q1 2026, buying an estimated $179K and bringing the position to 9,680 shares worth $1.67M. The position accounts for 0.03% of the portfolio, ranked #52.

Mondrian Investment Partners first reported a position in AMT in Q4 2020 and has held it in 21 quarters since. The position peaked at $152M in Q2 2021. 1,750 funds tracked by Wall St. Rank hold AMT as of Q1 2026.

  • Mondrian Investment Partners held 9,680 shares of American Tower worth $1.67M as of Q1 2026.
  • Mondrian Investment Partners bought 993 American Tower shares in Q1 2026, an estimated $179K.
  • American Tower made up 0.03% of Mondrian Investment Partners's portfolio in Q1 2026, its #52 holding.
  • Mondrian Investment Partners first reported a position in American Tower in Q4 2020 and has held it in 21 quarters since.
  • Mondrian Investment Partners's American Tower position peaked at $152M in Q2 2021.
  • 1,750 funds tracked by Wall St. Rank held American Tower as of Q1 2026.

Based on Mondrian Investment Partners's 13F filing for Q1 2026, filed 29 Apr 2026.