Marshall Wace’s American Tower AMT Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $130M | Buy |
751,254
+439,843
| +141% | +$79.1M | 0.13% | 123 |
|
|
2025
Q4 | $54.7M | Buy |
+311,411
| New | +$56.7M | 0.05% | 322 |
|
|
2025
Q3 | – | Sell |
-509,621
| Closed | -$113M | – | 2861 |
|
|
2025
Q2 | $113M | Sell |
509,621
-182,780
| -26% | -$39.5M | 0.13% | 146 |
|
|
2025
Q1 | $151M | Buy |
+692,401
| New | +$136M | 0.19% | 83 |
|
|
2024
Q4 | – | Sell |
-47,564
| Closed | -$11.1M | – | 2552 |
|
|
2024
Q3 | $11.1M | Sell |
47,564
-414,172
| -90% | -$91.8M | 0.01% | 728 |
|
|
2024
Q2 | $89.8M | Buy |
+461,736
| New | +$86.3M | 0.12% | 160 |
|
|
2023
Q4 | – | Sell |
-1,647
| Closed | -$271K | – | 2144 |
|
|
2023
Q3 | $271K | Sell |
1,647
-6,760
| -80% | -$1.23M | ﹤0.01% | 1913 |
|
|
2023
Q2 | $1.63M | Buy |
+8,407
| New | +$1.64M | ﹤0.01% | 1501 |
|
|
2022
Q4 | – | Sell |
-70,518
| Closed | -$15.1M | – | 2910 |
|
|
2022
Q3 | $15.1M | Buy |
+70,518
| New | +$18.1M | 0.03% | 606 |
|
|
2021
Q1 | – | Sell |
-55,699
| Closed | -$12.5M | – | 2438 |
|
|
2020
Q4 | $12.5M | Buy |
55,699
+8,086
| +17% | +$1.88M | 0.07% | 288 |
|
|
2020
Q3 | $11.5M | Buy |
+47,613
| New | +$12.1M | 0.07% | 261 |
|
|
2020
Q2 | – | Sell |
-1,130
| Closed | -$246K | – | 1515 |
|
|
2020
Q1 | $246K | Buy |
+1,130
| New | +$263K | ﹤0.01% | 1142 |
|
|
2019
Q3 | – | Sell |
-29,494
| Closed | -$6.03M | – | 1654 |
|
|
2019
Q2 | $6.03M | Buy |
+29,494
| New | +$5.93M | 0.05% | 426 |
|
|
2017
Q2 | – | Sell |
-4,958
| Closed | -$605K | – | 309 |
|
|
2017
Q1 | $605K | Buy |
+4,958
| New | +$545K | 0.03% | 238 |
|
|
2016
Q3 | – | Sell |
-18,783
| Closed | -$2.13M | – | 933 |
|
|
2016
Q2 | $2.13M | Buy |
18,783
+13,438
| +251% | +$1.43M | 0.02% | 570 |
|
|
2016
Q1 | $547K | Sell |
5,345
-53,355
| -91% | -$4.99M | 0.01% | 835 |
|
|
2015
Q4 | $5.69M | Buy |
58,700
+56,019
| +2,089% | +$5.46M | 0.05% | 350 |
|
|
2015
Q3 | $236K | Sell |
2,681
-64,343
| -96% | -$6.06M | ﹤0.01% | 842 |
|
|
2015
Q2 | $6.25M | Sell |
67,024
-337,338
| -83% | -$31.9M | 0.08% | 264 |
|
|
2015
Q1 | $38.1M | Buy |
404,362
+175,680
| +77% | +$17.1M | 0.5% | 49 |
|
|
2014
Q4 | $22.6M | Buy |
228,682
+46,013
| +25% | +$4.52M | 0.3% | 89 |
|
|
2014
Q3 | $17.1M | Sell |
182,669
-107,250
| -37% | -$10.2M | 0.25% | 123 |
|
|
2014
Q2 | $26.1M | Buy |
289,919
+135,299
| +88% | +$11.7M | 0.38% | 66 |
|
|
2014
Q1 | $12.7M | Buy |
+154,620
| New | +$12.6M | 0.23% | 123 |
|
Other funds holding AMT
VCM
VPM
Marshall Wace's AMT Position: Q1 2026 in Review
Marshall Wace increased its American Tower (AMT) stake by 141% in Q1 2026, buying an estimated $79.1M and bringing the position to 751,254 shares worth $130M. The position accounts for 0.13% of the portfolio, ranked #123.
Marshall Wace first reported a position in AMT in Q1 2014 and has held it in 24 quarters since. The position peaked at $151M in Q1 2025. 1,748 funds tracked by Wall St. Rank hold AMT as of Q1 2026.
- Marshall Wace held 751,254 shares of American Tower worth $130M as of Q1 2026.
- Marshall Wace bought 439,843 American Tower shares in Q1 2026, an estimated $79.1M.
- American Tower made up 0.13% of Marshall Wace's portfolio in Q1 2026, its #123 holding.
- Marshall Wace first reported a position in American Tower in Q1 2014 and has held it in 24 quarters since.
- Marshall Wace's American Tower position peaked at $151M in Q1 2025.
- 1,748 funds tracked by Wall St. Rank held American Tower as of Q1 2026.
Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.