American Century Companies
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American Century Companies’s Martin Marietta Materials MLM Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$80.6M Sell
146,866
-222,516
-60% -$122M 0.04% 455
2025
Q1
$177M Buy
369,382
+350,729
+1,880% +$168M 0.11% 179
2024
Q4
$9.63M Sell
18,653
-1,090
-6% -$563K 0.01% 1347
2024
Q3
$10.6M Sell
19,743
-941
-5% -$506K 0.01% 1288
2024
Q2
$11.2M Sell
20,684
-1,754
-8% -$950K 0.01% 1199
2024
Q1
$13.8M Buy
22,438
+4,049
+22% +$2.49M 0.01% 1074
2023
Q4
$9.17M Buy
18,389
+8,239
+81% +$4.11M 0.01% 1183
2023
Q3
$4.17M Buy
10,150
+2,456
+32% +$1.01M ﹤0.01% 1392
2023
Q2
$3.55M Buy
7,694
+439
+6% +$203K ﹤0.01% 1429
2023
Q1
$2.52M Buy
7,255
+994
+16% +$346K ﹤0.01% 1523
2022
Q4
$2.12M Buy
6,261
+599
+11% +$202K ﹤0.01% 1528
2022
Q3
$1.82M Buy
5,662
+558
+11% +$180K ﹤0.01% 1478
2022
Q2
$1.53M Buy
5,104
+620
+14% +$185K ﹤0.01% 1525
2022
Q1
$1.73M Sell
4,484
-1,386
-24% -$534K ﹤0.01% 1459
2021
Q4
$2.59M Sell
5,870
-31,129
-84% -$13.7M ﹤0.01% 1269
2021
Q3
$12.6M Sell
36,999
-35,631
-49% -$12.2M 0.01% 780
2021
Q2
$25.6M Sell
72,630
-89,840
-55% -$31.6M 0.02% 620
2021
Q1
$54.6M Sell
162,470
-21,523
-12% -$7.23M 0.04% 418
2020
Q4
$52.2M Sell
183,993
-293,535
-61% -$83.4M 0.04% 383
2020
Q3
$112M Buy
477,528
+61,401
+15% +$14.5M 0.1% 235
2020
Q2
$86M Buy
416,127
+199,269
+92% +$41.2M 0.08% 257
2020
Q1
$41M Buy
216,858
+215,802
+20,436% +$40.8M 0.05% 337
2019
Q4
$295K Sell
1,056
-1,680
-61% -$469K ﹤0.01% 1312
2019
Q3
$750K Sell
2,736
-8,774
-76% -$2.41M ﹤0.01% 1049
2019
Q2
$2.65M Buy
11,510
+5,210
+83% +$1.2M ﹤0.01% 980
2019
Q1
$1.27M Sell
6,300
-19,310
-75% -$3.88M ﹤0.01% 1041
2018
Q4
$4.4M Sell
25,610
-833,167
-97% -$143M 0.01% 836
2018
Q3
$156M Buy
858,777
+51,410
+6% +$9.35M 0.15% 191
2018
Q2
$180M Sell
807,367
-14,270
-2% -$3.19M 0.18% 163
2018
Q1
$170M Sell
821,637
-328,503
-29% -$68.1M 0.17% 178
2017
Q4
$254M Sell
1,150,140
-134,170
-10% -$29.7M 0.25% 110
2017
Q3
$265M Sell
1,284,310
-81,667
-6% -$16.8M 0.27% 109
2017
Q2
$304M Sell
1,365,977
-215,860
-14% -$48M 0.31% 85
2017
Q1
$345M Sell
1,581,837
-22,860
-1% -$4.99M 0.36% 70
2016
Q4
$355M Sell
1,604,697
-370,543
-19% -$82.1M 0.38% 68
2016
Q3
$354M Buy
1,975,240
+517,574
+36% +$92.7M 0.39% 63
2016
Q2
$280M Sell
1,457,666
-8,533
-0.6% -$1.64M 0.32% 90
2016
Q1
$234M Buy
+1,466,199
New +$234M 0.27% 103
2015
Q1
Sell
-6,811
Closed -$751K 1407
2014
Q4
$751K Buy
6,811
+921
+16% +$102K ﹤0.01% 1230
2014
Q3
$759K Buy
5,890
+20
+0.3% +$2.58K ﹤0.01% 1228
2014
Q2
$775K Buy
5,870
+322
+6% +$42.5K ﹤0.01% 1262
2014
Q1
$712K Hold
5,548
﹤0.01% 1292
2013
Q4
$554K Sell
5,548
-25
-0.4% -$2.5K ﹤0.01% 1328
2013
Q3
$547K Sell
5,573
-347,163
-98% -$34.1M ﹤0.01% 1332
2013
Q2
$34.7M Buy
+352,736
New +$34.7M 0.05% 410