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Matthew Hamilton Rosenberg’s American Tower AMT Stock Holding History

Matthew Hamilton Rosenberg’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
Q3 		$131K Buy
803
+176
+28% +$30.2K 0.02% 306
2026
Q2 		$103K Buy
627
+86
+16% +$15.5K 0.02% 342
2026
Q1 		$93.4K Buy
541
+150
+38% +$27K 0.02% 336
2025
Q4 		$68.6K Buy
391
+298
+320% +$54.2K 0.01% 378
2025
Q3 		$17.9K Sell
93
-80
-46% -$16.7K ﹤0.01% 559
2025
Q2 		$38.2K Buy
173
+80
+86% +$17.3K 0.01% 478
2025
Q1 		$20.2K Buy
+93
New +$18.2K 0.01% 533
2024
Q4 		– Sell
-287
Closed -$59.5K – 799
2024
Q3 		$66.7K Buy
287
+27
+10% +$5.99K 0.02% 382
2024
Q2 		$50.4K Sell
260
-27
-9% -$5.05K 0.01% 417
2024
Q1 		$55.4K Sell
287
-100
-26% -$19.9K 0.02% 412
2023
Q4 		$83.5K Sell
387
-31
-7% -$5.86K 0.03% 341
2023
Q3 		$68.7K Buy
418
+20
+5% +$3.65K 0.02% 353
2023
Q2 		$77.2K Sell
398
-100
-20% -$19.6K 0.03% 352
2023
Q1 		$102K Hold
498
– – 0.03% 308
2022
Q4 		$106K Hold
498
– – 0.04% 293
2022
Q3 		$107K Buy
498
+7
+1% +$1.8K 0.04% 270
2022
Q2 		$137K Hold
491
– – 0.05% 235
2022
Q1 		$123K Buy
491
+297
+153% +$72.5K 0.04% 276
2021
Q4 		$57K Buy
194
+35
+22% +$9.6K 0.02% 396
2021
Q3 		$42K Buy
159
+59
+59% +$16.8K 0.02% 417
2021
Q2 		$27K Hold
100
– – 0.01% 442
2021
Q1 		$24K Sell
100
-30
-23% -$6.68K 0.01% 423
2020
Q4 		$29K Buy
+130
New +$30.2K 0.02% 380

Other funds holding AMT

Davenport & Co
Davenport & Co Richmond, Virginia $19.9B AUM 12.67% 1-Year Est. Return
Loring Wolcott & Coolidge Fiduciary Advisors
Loring Wolcott & Coolidge Fiduciary Advisors Boston, Massachusetts $10.8B AUM 9.05% 1-Year Est. Return
Sarasin & Partners
Sarasin & Partners London, United Kingdom $8.93B AUM 11.81% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
KBC Group
KBC Group Brussels, Belgium $47.9B AUM 37.61% 1-Year Est. Return
Douglas Lane & Associates
Douglas Lane & Associates New York $7.46B AUM 24.36% 1-Year Est. Return
Fort Washington Investment Advisors
Fort Washington Investment Advisors Cincinnati, Ohio $19.7B AUM 20.11% 1-Year Est. Return
Perpetual Ltd
Perpetual Ltd Sydney, New South Wales, Australia $6.57B AUM 14.15% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return
Border to Coast Pensions Partnership
Border to Coast Pensions Partnership Leeds, United Kingdom $7.27B AUM 24.98% 1-Year Est. Return

Matthew Hamilton Rosenberg's AMT Position: Q3 2026 in Review

Matthew Hamilton Rosenberg increased its American Tower (AMT) stake by 28% in Q3 2026, buying an estimated $30.2K and bringing the position to 803 shares worth $131K. The position accounts for 0.02% of the portfolio, ranked #306.

Matthew Hamilton Rosenberg first reported a position in AMT in Q4 2020 and has held it in 23 quarters since. The position peaked at $137K in Q2 2022. 450 funds tracked by Wall St. Rank hold AMT as of Q3 2026.

  • Matthew Hamilton Rosenberg held 803 shares of American Tower worth $131K as of Q3 2026.
  • Matthew Hamilton Rosenberg bought 176 American Tower shares in Q3 2026, an estimated $30.2K.
  • American Tower made up 0.02% of Matthew Hamilton Rosenberg's portfolio in Q3 2026, its #306 holding.
  • Matthew Hamilton Rosenberg first reported a position in American Tower in Q4 2020 and has held it in 23 quarters since.
  • Matthew Hamilton Rosenberg's American Tower position peaked at $137K in Q2 2022.
  • 450 funds tracked by Wall St. Rank held American Tower as of Q3 2026.

Based on Matthew Hamilton Rosenberg's 13F filing for Q3 2026, filed 5 Oct 2026.