Korea Investment Corp
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Korea Investment Corp’s Martin Marietta Materials MLM Stock Holding History

Korea Investment Corp’s Portfolio MLM Stock Details MLM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$16.7M Sell
28,362
-12,388
-30% -$7.91M 0.03% 400
2025
Q4 		$25.4M Sell
40,750
-174
-0.4% -$108K 0.05% 328
2025
Q3 		$25.8M Buy
40,924
+1,048
+3% +$625K 0.05% 324
2025
Q2 		$21.9M Buy
39,876
+13,972
+54% +$7.38M 0.05% 346
2025
Q1 		$12.4M Sell
25,904
-14,386
-36% -$7.31M 0.03% 466
2024
Q4 		$20.8M Buy
40,290
+4,730
+13% +$2.68M 0.05% 350
2024
Q3 		$19.1M Sell
35,560
-6,495
-15% -$3.51M 0.05% 347
2024
Q2 		$22.8M Sell
42,055
-14,827
-26% -$8.62M 0.06% 310
2024
Q1 		$34.9M Sell
56,882
-8,831
-13% -$4.82M 0.09% 233
2023
Q4 		$32.8M Sell
65,713
-15,414
-19% -$6.95M 0.09% 237
2023
Q3 		$33.3M Sell
81,127
-1,318
-2% -$583K 0.1% 225
2023
Q2 		$38.1M Buy
82,445
+9,411
+13% +$3.71M 0.11% 218
2023
Q1 		$25.9M Buy
73,034
+34,616
+90% +$12.1M 0.08% 271
2022
Q4 		$13M Sell
38,418
-11,479
-23% -$3.92M 0.04% 378
2022
Q3 		$16.1M Buy
49,897
+14,563
+41% +$4.93M 0.05% 342
2022
Q2 		$10.6M Buy
35,334
+5,634
+19% +$1.92M 0.03% 412
2022
Q1 		$11.4M Buy
29,700
+2,100
+8% +$814K 0.03% 421
2021
Q4 		$12.2M Buy
27,600
+7,000
+34% +$2.84M 0.03% 362
2021
Q3 		$7.04M Sell
20,600
-8,800
-30% -$3.2M 0.02% 432
2021
Q2 		$10.3M Buy
29,400
+4,500
+18% +$1.6M 0.03% 380
2021
Q1 		$8.36M Sell
24,900
-5,100
-17% -$1.63M 0.03% 407
2020
Q4 		$8.52M Buy
30,000
+2,900
+11% +$772K 0.03% 387
2020
Q3 		$6.38M Sell
27,100
-23,300
-46% -$5.04M 0.02% 397
2020
Q2 		$10.4M Buy
50,400
+22,800
+83% +$4.38M 0.04% 328
2020
Q1 		$5.22M Buy
27,600
+20,400
+283% +$4.88M 0.02% 398
2019
Q4 		$2.01M Sell
7,200
-400
-5% -$107K 0.01% 544
2019
Q3 		$2.08M Buy
7,600
+100
+1% +$24.7K 0.01% 528
2019
Q2 		$1.73M Sell
7,500
-8,800
-54% -$1.91M 0.01% 536
2019
Q1 		$3.28M Buy
16,300
+14,288
+710% +$2.67M 0.01% 502
2018
Q4 		$346K Sell
2,012
-13,850
-87% -$2.46M ﹤0.01% 585
2018
Q3 		$2.89M Sell
15,862
-2,347
-13% -$484K 0.01% 490
2018
Q2 		$4.07M Sell
18,209
-6,000
-25% -$1.28M 0.02% 503
2018
Q1 		$5.02M Sell
24,209
-12,900
-35% -$2.8M 0.02% 466
2017
Q4 		$8.2M Buy
37,109
+2,816
+8% +$590K 0.04% 392
2017
Q3 		$7.07M Sell
34,293
-5,150
-13% -$1.09M 0.03% 393
2017
Q2 		$8.78M Buy
39,443
+6,358
+19% +$1.44M 0.04% 353
2017
Q1 		$7.22M Buy
33,085
+160
+0.5% +$35.3K 0.04% 387
2016
Q4 		$7.29M Buy
32,925
+19,771
+150% +$4.06M 0.04% 376
2016
Q3 		$2.36M Buy
13,154
+3,254
+33% +$621K 0.01% 475
2016
Q2 		$1.9M Buy
9,900
+6,700
+209% +$1.2M 0.01% 472
2016
Q1 		$510K Buy
+3,200
New +$440K ﹤0.01% 492
2015
Q3 		– Sell
-3,500
Closed -$495K – 636
2015
Q2 		$495K Hold
3,500
– – ﹤0.01% 610
2015
Q1 		$489K Sell
3,500
-71,500
-95% -$9.19M ﹤0.01% 602
2014
Q4 		$8.27M Buy
75,000
+12,600
+20% +$1.49M 0.07% 237
2014
Q3 		$8.05M Buy
62,400
+14,500
+30% +$1.87M 0.07% 268
2014
Q2 		$6.33M Buy
47,900
+35,700
+293% +$4.48M 0.05% 343
2014
Q1 		$1.57M Buy
12,200
+3,300
+37% +$379K 0.01% 525
2013
Q4 		$889K Sell
8,900
-300
-3% -$29.5K 0.01% 543
2013
Q3 		$903K Buy
9,200
+4,700
+104% +$467K 0.01% 526
2013
Q2 		$443K Buy
+4,500
New +$467K 0.01% 558

Other funds holding MLM

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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
Aristotle Capital Management
Aristotle Capital Management Los Angeles, California $47.8B AUM 13.38% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Korea Investment Corp's MLM Position: Q1 2026 in Review

Korea Investment Corp reduced its Martin Marietta Materials (MLM) stake by 30% in Q1 2026, selling an estimated $7.91M and leaving 28,362 shares worth $16.7M. The position accounts for 0.03% of the portfolio, ranked #400.

Korea Investment Corp first reported a position in MLM in Q2 2013 and has held it in 50 quarters since. The position peaked at $38.1M in Q2 2023. 1,069 funds tracked by Wall St. Rank hold MLM as of Q1 2026.

  • Korea Investment Corp held 28,362 shares of Martin Marietta Materials worth $16.7M as of Q1 2026.
  • Korea Investment Corp sold 12,388 Martin Marietta Materials shares in Q1 2026, an estimated $7.91M.
  • Martin Marietta Materials made up 0.03% of Korea Investment Corp's portfolio in Q1 2026, its #400 holding.
  • Korea Investment Corp first reported a position in Martin Marietta Materials in Q2 2013 and has held it in 50 quarters since.
  • Korea Investment Corp's Martin Marietta Materials position peaked at $38.1M in Q2 2023.
  • 1,069 funds tracked by Wall St. Rank held Martin Marietta Materials as of Q1 2026.

Based on Korea Investment Corp's 13F filing for Q1 2026, filed 13 May 2026.