Parallax Volatility Advisers
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Parallax Volatility Advisers’s American Tower AMT Stock Holding History

Parallax Volatility Advisers’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 		$159K Buy
+912
New +$164K ﹤0.01% 1200
2023
Q1 		– Sell
-22,475
Closed -$4.72M – 2698
2022
Q4 		$4.76M Buy
+22,475
New +$4.68M 0.01% 1048
2022
Q3 		– Sell
-2,239
Closed -$575K – 3038
2022
Q2 		$572K Buy
+2,239
New +$562K ﹤0.01% 1858
2020
Q4 		– Sell
-27,023
Closed -$6.53M – 2301
2020
Q3 		$6.53M Sell
27,023
-3,042
-10% -$771K ﹤0.01% 1181
2020
Q2 		$7.77M Buy
30,065
+3,346
+13% +$828K 0.01% 905
2020
Q1 		$5.82M Sell
26,719
-17,711
-40% -$4.12M 0.01% 817
2019
Q4 		$10.2M Buy
44,430
+33,804
+318% +$7.36M 0.01% 638
2019
Q3 		$2.35M Buy
10,626
+10,615
+96,500% +$2.32M ﹤0.01% 1077
2019
Q2 		$2K Sell
11
-1,689
-99% -$340K ﹤0.01% 2363
2019
Q1 		$335K Buy
1,700
+1,039
+157% +$182K ﹤0.01% 1671
2018
Q4 		$105K Buy
+661
New +$103K ﹤0.01% 1926
2018
Q1 		– Sell
-10,000
Closed -$1.43M – 2204
2017
Q4 		$1.43M Buy
10,000
+4,457
+80% +$636K ﹤0.01% 1046
2017
Q3 		$758K Buy
+5,543
New +$772K ﹤0.01% 1149
2015
Q1 		– Sell
-12,208
Closed -$1.19M – 4329
2014
Q4 		$1.21M Buy
12,208
+6,448
+112% +$633K ﹤0.01% 1385
2014
Q3 		$539K Buy
5,760
+546
+10% +$52K ﹤0.01% 1797
2014
Q2 		$469K Sell
5,214
-14,960
-74% -$1.29M ﹤0.01% 1420
2014
Q1 		$1.65M Buy
+20,174
New +$1.64M 0.01% 627
2013
Q4 		– Sell
-948
Closed -$73.6K – 3314
2013
Q3 		$70K Buy
+948
New +$68.4K ﹤0.01% 1629

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

Parallax Volatility Advisers's AMT Position: Q1 2026 in Review

Parallax Volatility Advisers opened a new position in American Tower (AMT) in Q1 2026: 912 shares worth $159K. The stake represents ﹤0.01% of the portfolio and ranks #1200 among its holdings. This is a return to the name: Parallax Volatility Advisers previously reported a position in AMT as recently as Q4 2022.

Parallax Volatility Advisers first reported a position in AMT in Q3 2013 and has held it in 18 quarters since. The position peaked at $10.2M in Q4 2019. 1,748 funds tracked by Wall St. Rank hold AMT as of Q1 2026.

  • Parallax Volatility Advisers held 912 shares of American Tower worth $159K as of Q1 2026.
  • American Tower was a new Parallax Volatility Advisers position in Q1 2026.
  • American Tower made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #1200 holding.
  • Parallax Volatility Advisers first reported a position in American Tower in Q3 2013 and has held it in 18 quarters since.
  • Parallax Volatility Advisers's American Tower position peaked at $10.2M in Q4 2019.
  • 1,748 funds tracked by Wall St. Rank held American Tower as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.