GI
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GAMMA Investing’s Martin Marietta Materials MLM Stock Holding History

GAMMA Investing’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
Q3 		$1.43M Buy
2,990
+74
+3% +$39.6K 0.05% 318
2026
Q2 		$1.68M Buy
2,916
+376
+15% +$223K 0.06% 252
2026
Q1 		$1.5M Buy
2,540
+183
+8% +$117K 0.07% 244
2025
Q4 		$1.47M Buy
2,357
+383
+19% +$238K 0.07% 215
2025
Q3 		$1.24M Buy
1,974
+250
+15% +$149K 0.07% 239
2025
Q2 		$946K Buy
1,724
+265
+18% +$140K 0.06% 283
2025
Q1 		$698K Buy
1,459
+270
+23% +$137K 0.05% 322
2024
Q4 		$614K Buy
1,189
+26
+2% +$14.8K 0.05% 309
2024
Q3 		$626K Buy
1,163
+190
+20% +$103K 0.06% 279
2024
Q2 		$527K Buy
973
+155
+19% +$90.1K 0.07% 251
2024
Q1 		$502K Buy
818
+149
+22% +$81.3K 0.1% 192
2023
Q4 		$340K Buy
+669
New +$302K 0.09% 193

Other funds holding MLM

SC
Steginsky Capital Port Washington, New York $610M AUM 12.34% 1-Year Est. Return
FAM
Fenimore Asset Management Cobleskill, New York $4.55B AUM 5.53% 1-Year Est. Return
CIM
Confluence Investment Management St. Louis, Missouri $5.97B AUM 5.11% 1-Year Est. Return
GI
Gradient Investments Arden Hills, Minnesota $7B AUM 14.85% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.35% 1-Year Est. Return
SC
Sapient Capital Indianapolis, Indiana $7.44B AUM 23.27% 1-Year Est. Return
MSV
MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return
RSC
Red Spruce Capital Berwyn, Pennsylvania $283M AUM 29.49% 1-Year Est. Return
AC
Apella Capital West Hartford, Connecticut $7.88B AUM 10.78% 1-Year Est. Return
VFA
Valeo Financial Advisors Carmel, Indiana $4.74B AUM 19.15% 1-Year Est. Return

GAMMA Investing's MLM Position: Q3 2026 in Review

GAMMA Investing increased its Martin Marietta Materials (MLM) stake by 2.5% in Q3 2026, buying an estimated $39.6K and bringing the position to 2,990 shares worth $1.43M. The position accounts for 0.05% of the portfolio, ranked #318.

GAMMA Investing first reported a position in MLM in Q4 2023 and has held it in 12 quarters since. The position peaked at $1.68M in Q2 2026. 34 funds tracked by Wall St. Rank hold MLM as of Q3 2026.

  • GAMMA Investing held 2,990 shares of Martin Marietta Materials worth $1.43M as of Q3 2026.
  • GAMMA Investing bought 74 Martin Marietta Materials shares in Q3 2026, an estimated $39.6K.
  • Martin Marietta Materials made up 0.05% of GAMMA Investing's portfolio in Q3 2026, its #318 holding.
  • GAMMA Investing first reported a position in Martin Marietta Materials in Q4 2023 and has held it in 12 quarters since.
  • GAMMA Investing's Martin Marietta Materials position peaked at $1.68M in Q2 2026.
  • 34 funds tracked by Wall St. Rank held Martin Marietta Materials as of Q3 2026.

Based on GAMMA Investing's 13F filing for Q3 2026, filed 8 Oct 2026.