Ken Griffin’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 | $151M | Sell |
876,763
-222,898
| -20% | -$40.1M | 0.02% | 589 |
|
|
2025
Q4 | $193M | Buy |
1,099,661
+544,089
| +98% | +$99M | 0.03% | 499 |
|
|
2025
Q3 | $107M | Buy |
+555,572
| New | +$116M | 0.02% | 804 |
|
|
2025
Q2 | – | Sell |
-1,516,682
| Closed | -$327M | – | 12396 |
|
|
2025
Q1 | $330M | Buy |
1,516,682
+755,618
| +99% | +$148M | 0.06% | 230 |
|
|
2024
Q4 | $140M | Buy |
761,064
+612,723
| +413% | +$127M | 0.02% | 559 |
|
|
2024
Q3 | $34.5M | Buy |
148,341
+128,926
| +664% | +$28.6M | 0.01% | 1541 |
|
|
2024
Q2 | $3.77M | Sell |
19,415
-223,382
| -92% | -$41.8M | ﹤0.01% | 4195 |
|
|
2024
Q1 | $48M | Buy |
242,797
+217,537
| +861% | +$43.3M | 0.01% | 1249 |
|
|
2023
Q4 | $5.45M | Sell |
25,260
-336,857
| -93% | -$63.7M | ﹤0.01% | 3661 |
|
|
2023
Q3 | $59.6M | Sell |
362,117
-102,029
| -22% | -$18.6M | 0.01% | 938 |
|
|
2023
Q2 | $90M | Sell |
464,146
-206,130
| -31% | -$40.3M | 0.02% | 671 |
|
|
2023
Q1 | $137M | Sell |
670,276
-555,671
| -45% | -$117M | 0.03% | 473 |
|
|
2022
Q4 | $260M | Buy |
1,225,947
+816,161
| +199% | +$170M | 0.06% | 250 |
|
|
2022
Q3 | $88M | Sell |
409,786
-606,116
| -60% | -$156M | 0.02% | 669 |
|
|
2022
Q2 | $260M | Buy |
1,015,902
+975,170
| +2,394% | +$245M | 0.07% | 206 |
|
|
2022
Q1 | $10.2M | Sell |
40,732
-286,062
| -88% | -$69.8M | ﹤0.01% | 2914 |
|
|
2021
Q4 | $95.6M | Sell |
326,794
-406,984
| -55% | -$111M | 0.02% | 687 |
|
|
2021
Q3 | $195M | Buy |
733,778
+394,318
| +116% | +$112M | 0.04% | 350 |
|
|
2021
Q2 | $91.7M | Sell |
339,460
-479,114
| -59% | -$122M | 0.02% | 722 |
|
|
2021
Q1 | $196M | Buy |
818,574
+106,211
| +15% | +$23.7M | 0.05% | 295 |
|
|
2020
Q4 | $160M | Buy |
712,363
+325,844
| +84% | +$75.8M | 0.04% | 340 |
|
|
2020
Q3 | $93.4M | Buy |
386,519
+327,835
| +559% | +$83.1M | 0.03% | 496 |
|
|
2020
Q2 | $15.2M | Sell |
58,684
-797,265
| -93% | -$197M | 0.01% | 1762 |
|
|
2020
Q1 | $186M | Buy |
855,949
+20,915
| +3% | +$4.87M | 0.08% | 151 |
|
|
2019
Q4 | $192M | Buy |
835,034
+552,113
| +195% | +$120M | 0.08% | 177 |
|
|
2019
Q3 | $62.6M | Buy |
282,921
+62,695
| +28% | +$13.7M | 0.03% | 628 |
|
|
2019
Q2 | $45M | Buy |
220,226
+216,643
| +6,046% | +$43.6M | 0.02% | 792 |
|
|
2019
Q1 | $706K | Sell |
3,583
-142,038
| -98% | -$24.9M | ﹤0.01% | 6201 |
|
|
2018
Q4 | $23M | Buy |
145,621
+110,952
| +320% | +$17.3M | 0.01% | 1111 |
|
|
2018
Q3 | $5.04M | Buy |
34,669
+21,309
| +159% | +$3.12M | ﹤0.01% | 2997 |
|
|
2018
Q2 | $1.93M | Sell |
13,360
-5,751
| -30% | -$799K | ﹤0.01% | 4173 |
|
|
2018
Q1 | $2.78M | Sell |
19,111
-285,485
| -94% | -$40.2M | ﹤0.01% | 3238 |
|
|
2017
Q4 | $43.5M | Sell |
304,596
-205,247
| -40% | -$29.3M | 0.03% | 689 |
|
|
2017
Q3 | $69.7M | Sell |
509,843
-701,416
| -58% | -$97.6M | 0.05% | 384 |
|
|
2017
Q2 | $160M | Buy |
1,211,259
+744,616
| +160% | +$95.4M | 0.14% | 116 |
|
|
2017
Q1 | $56.7M | Sell |
466,643
-56,982
| -11% | -$6.27M | 0.05% | 388 |
|
|
2016
Q4 | $55.3M | Sell |
523,625
-540,820
| -51% | -$58.8M | 0.06% | 342 |
|
|
2016
Q3 | $121M | Buy |
1,064,445
+665,816
| +167% | +$76.1M | 0.12% | 121 |
|
|
2016
Q2 | $45.3M | Sell |
398,629
-1,471,186
| -79% | -$157M | 0.05% | 382 |
|
|
2016
Q1 | $191M | Sell |
1,869,815
-363,699
| -16% | -$34M | 0.24% | 50 |
|
|
2015
Q4 | $217M | Buy |
2,233,514
+703,412
| +46% | +$68.5M | 0.24% | 59 |
|
|
2015
Q3 | $135M | Sell |
1,530,102
-698,588
| -31% | -$65.8M | 0.13% | 141 |
|
|
2015
Q2 | $208M | Buy |
2,228,690
+1,633,580
| +275% | +$155M | 0.18% | 93 |
|
|
2015
Q1 | $56M | Buy |
595,110
+315,099
| +113% | +$30.6M | 0.05% | 430 |
|
|
2014
Q4 | $27.7M | Sell |
280,011
-376,405
| -57% | -$37M | 0.03% | 761 |
|
|
2014
Q3 | $61.5M | Sell |
656,416
-1,193,923
| -65% | -$114M | 0.06% | 333 |
|
|
2014
Q2 | $166M | Sell |
1,850,339
-227,467
| -11% | -$19.7M | 0.19% | 80 |
|
|
2014
Q1 | $170M | Sell |
2,077,806
-617,913
| -23% | -$50.3M | 0.2% | 70 |
|
|
2013
Q4 | $215M | Sell |
2,695,719
-898,015
| -25% | -$69.7M | 0.28% | 42 |
|
|
2013
Q3 | $266M | Buy |
3,593,734
+215,754
| +6% | +$15.6M | 0.41% | 14 |
|
|
2013
Q2 | $247M | Buy |
+3,377,980
| New | +$269M | 0.43% | 18 |
|
Other funds holding AMT
VCM
VPM
Ken Griffin's AMT Position: Q1 2026 in Review
Ken Griffin reduced its American Tower (AMT) stake by 20% in Q1 2026, selling an estimated $40.1M and leaving 876,763 shares worth $151M. The position accounts for 0.02% of the portfolio, ranked #589.
Ken Griffin first reported a position in AMT in Q2 2013 and has held it in 51 quarters since. The position peaked at $330M in Q1 2025. 1,754 funds tracked by Wall St. Rank hold AMT as of Q1 2026.
- Ken Griffin held 876,763 shares of American Tower worth $151M as of Q1 2026.
- Ken Griffin sold 222,898 American Tower shares in Q1 2026, an estimated $40.1M.
- American Tower made up 0.02% of Ken Griffin's portfolio in Q1 2026, its #589 holding.
- Ken Griffin first reported a position in American Tower in Q2 2013 and has held it in 51 quarters since.
- Ken Griffin's American Tower position peaked at $330M in Q1 2025.
- 1,754 funds tracked by Wall St. Rank held American Tower as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.