Mattern Capital Management, LLC
In its 13F for Q4 2024 (holdings as of December 31, 2024, filed February 3, 2025), Mattern Capital Management, LLC reported 160 stock positions worth $767.4 million. Its top holding was Apple (AAPL) at 2.7% of the portfolio, followed by Microsoft (MSFT, 2.1%) and Costco Wholesale (COST, 1.8%). Compared with Q3 2024, it opened 5 new positions, sold out of 1, added to 78 and reduced 54. The biggest buy was Visa Class A (V, shares +4%) and the biggest sale Amgen (AMGN, shares −3%).
- Most Recent 13F
- Q2 2026
- Location
- LAKEWOOD, CO
- CIK
- 0001803227
- Portfolio Value
- $767.4M (Q4 2024)
- SEC Filing
- 0001725547-25-000291 ↗ filed Feb 3, 2025
Holdings Value
Holdings 160 stocks · $767.4M
| AAPL Apple Inc. | 2.69% | 82,438 | $20.6M | Reduce -3.6% |
| MSFT Microsoft Corp. | 2.14% | 38,932 | $16.4M | Add +0.9% |
| COST Costco Wholesale Corp. | 1.81% | 15,149 | $13.9M | Reduce -3.9% |
| WMT Walmart Inc. | 1.79% | 152,366 | $13.8M | Reduce -8.0% |
| GWW WW Grainger Inc. filed as GRAINGER W W INC | 1.71% | 12,461 | $13.1M | Reduce -1.3% |
| LOW Lowe's Cos Inc. | 1.69% | 52,681 | $13.0M | Reduce -0.5% |
| BRO Brown & Brown Inc. | 1.68% | 126,738 | $12.9M | Reduce -2.1% |
| AFL Aflac Inc. | 1.52% | 112,652 | $11.7M | Reduce -7.4% |
| COR Cencora Inc. | 1.43% | 48,698 | $10.9M | Reduce -1.3% |
| AVGO Broadcom Inc. | 1.41% | 46,796 | $10.8M | Reduce -7.5% |
| BLK BlackRock Inc. | 1.41% | 10,572 | $10.8M | Reduce -5.1% |
| PSX Phillips 66 | 1.40% | 94,376 | $10.8M | Add +6.2% |
| CB Chubb Ltd. | 1.39% | 38,483 | $10.6M | Add +0.1% |
| SPGI S&P Global Inc. | 1.38% | 21,219 | $10.6M | Reduce -0.8% |
| TSCO Tractor Supply Company | 1.34% | 194,010 | $10.3M | Reduce -0.7% |
| HD Home Depot Inc. | 1.34% | 26,405 | $10.3M | Reduce -1.4% |
| ADI Analog Devices Inc. | 1.34% | 48,229 | $10.2M | Reduce -4.6% |
| ADP Automatic Data Processing | 1.33% | 34,854 | $10.2M | Reduce -1.4% |
| ACN Accenture PLC Class A | 1.31% | 28,673 | $10.1M | Add +2.3% |
| NEE Nextera Energy Inc. | 1.31% | 140,380 | $10.1M | Reduce -1.4% |
| BR Broadridge Financial Solutio | 1.30% | 44,247 | $10.0M | Add +0.1% |
| LIN Linde PLC | 1.30% | 23,867 | $10.0M | Add +3.6% |
| CSCO Cisco Systems Inc. | 1.28% | 165,540 | $9.8M | Reduce -2.5% |
| EMR Emerson Electric Co. | 1.27% | 78,558 | $9.7M | Reduce -5.8% |
| SBUX Starbucks Corp. | 1.26% | 105,824 | $9.7M | Reduce -0.0% |
| SHW The Sherwin-Williams Co. | 1.25% | 28,312 | $9.6M | Reduce -2.1% |
| SYK Stryker Corp. | 1.25% | 26,622 | $9.6M | Add +2.0% |
| TGT Target Corp. | 1.24% | 70,341 | $9.5M | Add +3.7% |
| LMT Lockheed Martin Corp. | 1.24% | 19,546 | $9.5M | Add +0.3% |
| UNH Unitedhealth Group Inc. | 1.23% | 18,713 | $9.5M | Reduce -1.2% |
| FDS Factset Research Systems Inc. | 1.22% | 19,473 | $9.4M | Add +3.5% |
| APD Air Products & Chemicals Inc. | 1.21% | 32,076 | $9.3M | Reduce -2.9% |
| GD General Dynamics Corp. | 1.20% | 34,976 | $9.2M | Reduce -1.1% |
| HON Honeywell International Inc. | 1.19% | 40,577 | $9.2M | Add +2.7% |
| XYL Xylem Inc. | 1.19% | 78,939 | $9.2M | Add +5.4% |
| PAYX Paychex Inc. | 1.19% | 64,911 | $9.1M | Add +0.4% |
| ATO Atmos Energy Corp. | 1.18% | 64,991 | $9.1M | Reduce -2.1% |
| CTAS Cintas Corp. | 1.17% | 49,295 | $9.0M | Reduce -7.2% |
| PG The Procter & Gamble Co. | 1.17% | 53,434 | $9.0M | Add +2.9% |
| CBSH Commerce Bancshares Inc. | 1.16% | 143,432 | $8.9M | Add +1.8% |
| TXN Texas Instruments Inc. | 1.16% | 47,482 | $8.9M | Reduce -6.0% |
| UNP Union Pacific Corp. | 1.14% | 38,456 | $8.8M | Add +4.3% |
| MCD McDonald's Corp. | 1.14% | 30,110 | $8.7M | Add +2.0% |
| JKHY Jack Henry & Associates Inc. filed as HENRY JACK & ASSOC INC | 1.13% | 49,616 | $8.7M | Add +3.2% |
| ITW Illinois Tool Works | 1.13% | 34,299 | $8.7M | Add +2.1% |
| ECL Ecolab Inc. | 1.13% | 36,982 | $8.7M | Reduce -0.1% |
| CL Colgate-Palmolive Co. | 1.12% | 94,805 | $8.6M | Add +2.9% |
| ICE Intercontinental Exchange Inc. | 1.12% | 57,644 | $8.6M | Reduce -5.0% |
| AMGN Amgen Inc. | 1.11% | 32,677 | $8.5M | Reduce -2.7% |
| ZTS Zoetis Inc. | 1.10% | 51,843 | $8.4M | Add +7.4% |
| TROW T Rowe Price Group Inc. filed as PRICE T ROWE GROUP INC | 1.09% | 74,212 | $8.4M | Add +2.5% |
| WEC WEC Energy Group Inc. | 1.08% | 88,430 | $8.3M | Reduce -3.6% |
| V Visa Inc. Class A | 1.07% | 26,072 | $8.2M | Add +4.5% |
| CHD Church & Dwight Co. Inc. | 1.07% | 78,640 | $8.2M | Add +1.3% |
| PPG PPG Industries Inc. | 1.07% | 68,871 | $8.2M | Add +13.5% |
| MDT Medtronic PLC | 1.06% | 102,234 | $8.2M | Add +4.3% |
| PEP Pepsico Inc. | 1.06% | 53,256 | $8.1M | Add +6.6% |
| CMS CMS Energy Corp. | 1.05% | 120,921 | $8.1M | Reduce -2.1% |
| ABT Abbott Laboratories | 1.05% | 71,167 | $8.0M | Add +0.8% |
| NKE Nike Inc. Class B | 1.05% | 106,170 | $8.0M | Add +16.7% |
| LHX L3HARRIS Technologies Inc. | 1.04% | 38,059 | $8.0M | Reduce -2.6% |
| PLD Prologis Inc. | 1.03% | 74,923 | $7.9M | Add +5.1% |
| FRT Federal Realty Invs Trust | 1.03% | 70,703 | $7.9M | Reduce -2.5% |
| NJR New Jersey Resources Corp. | 1.03% | 169,378 | $7.9M | Reduce -2.0% |
| PH Parker Hannifin Corp. | 1.01% | 12,224 | $7.8M | Reduce -1.1% |
| CMCSA Comcast Corp. Class A | 1.01% | 206,715 | $7.8M | Add +6.8% |
| AWK American Water Works Co. Inc. | 1.00% | 61,908 | $7.7M | Add +2.7% |
| MKC McCormick & Co.-Non VTG SHRS | 0.99% | 99,375 | $7.6M | Reduce -0.2% |
| JNJ Johnson & Johnson | 0.96% | 51,095 | $7.4M | Add +4.1% |
| MDLZ Mondelez International Inc. Class A | 0.96% | 123,519 | $7.4M | Add +10.9% |
| BDX Becton Dickinson and Co. | 0.96% | 32,359 | $7.3M | Add +6.0% |
| O Realty Income Corp. | 0.92% | 131,935 | $7.0M | Add +1.4% |
| BF.B Brown-Forman Corp. Class B | 0.78% | 157,944 | $6.0M | Add +15.9% |
| VOO Vanguard S&P 500 ETF | 0.74% | 10,471 | $5.6M | No change |
| AVIG Avantis Core Fixed Income | 0.58% | 109,002 | $4.4M | Add +18.1% |
| DECK Deckers Outdoor Corp. | 0.41% | 15,509 | $3.1M | Add +3.1% |
| UPS United Parcel Service Class B | 0.35% | 21,000 | $2.6M | Reduce -26.3% |
| QQQ Invesco QQQ Trust Series 1 | 0.34% | 5,107 | $2.6M | Add +0.1% |
| AMZN Amazon.com Inc. | 0.31% | 10,894 | $2.4M | Reduce -3.3% |
| VTEB Vanguard Tax-Exempt Bond ETF | 0.25% | 38,078 | $1.9M | Add +4.3% |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.23% | 3,025 | $1.8M | Add +0.8% |
| TSLA Tesla Inc. | 0.23% | 4,281 | $1.7M | Reduce -32.8% |
| IWD iShares Russell 1000 Value E | 0.21% | 8,871 | $1.6M | No change |
| IWF iShares Russell 1000 Growth | 0.21% | 4,058 | $1.6M | Reduce -6.2% |
| VTI VG Morningstar TS MKT ETF-US | 0.16% | 4,179 | $1.2M | No change |
| AVLV Avantis US Large Cap Value | 0.16% | 17,929 | $1.2M | Add +20.3% |
| GOOG Alphabet Inc. Class C | 0.14% | 5,558 | $1.1M | Reduce -9.2% |
| NFLX Netflix Inc. | 0.14% | 1,170 | $1.0M | Reduce -3.0% |
| BRK.B Berkshire Hathaway Inc. Class B | 0.13% | 2,216 | $1.0M | Add +0.4% |
| QUAL iShares MSCI USA Quality Fac | 0.13% | 5,628 | $1.0M | Reduce -35.0% |
| AON Aon PLC Class A | 0.13% | 2,724 | $978K | Add +2.9% |
| ADBE Adobe Inc. | 0.12% | 2,069 | $920K | Add +57.7% |
| META Meta Platforms Inc. Class A | 0.12% | 1,546 | $905K | Add +0.3% |
| CVX Chevron Corp. | 0.12% | 6,093 | $883K | Add +10.1% |
| VNLA Janus Henderson Short Durati | 0.11% | 17,772 | $869K | Add +3.7% |
| TSM Taiwan Semiconductor-SP ADR | 0.11% | 4,282 | $846K | Reduce -7.8% |
| DUHP Dimensional US High Profi Et | 0.11% | 24,691 | $834K | Add +175.2% |
| VEA Vanguard Ftse Developed ETF | 0.11% | 17,350 | $830K | No change |
| QCOM Qualcomm Inc. | 0.11% | 5,276 | $810K | Reduce -0.4% |
| ISTB iShares Core 1-5 Year Usd Bo | 0.11% | 16,881 | $806K | Add +2.2% |
Portfolio Sells Q3 2024 → Q4 2024
| AMGN Amgen Inc. | Reduce -2.7% | 1.11% | −0.25 |
| NEE Nextera Energy Inc. | Reduce -1.4% | 1.31% | −0.20 |
| CTAS Cintas Corp. | Reduce -7.2% | 1.17% | −0.20 |
| AFL Aflac Inc. | Reduce -7.4% | 1.52% | −0.19 |
| UNH Unitedhealth Group Inc. | Reduce -1.2% | 1.23% | −0.16 |
| TXN Texas Instruments Inc. | Reduce -6.0% | 1.16% | −0.15 |
| GD General Dynamics Corp. | Reduce -1.1% | 1.20% | −0.14 |
| UPS United Parcel Service Class B | Reduce -26.3% | 0.35% | −0.14 |
| SHW The Sherwin-Williams Co. | Reduce -2.1% | 1.25% | −0.13 |
| ADI Analog Devices Inc. | Reduce -4.6% | 1.34% | −0.13 |
| LHX L3HARRIS Technologies Inc. | Reduce -2.6% | 1.04% | −0.13 |
| LOW Lowe's Cos Inc. | Reduce -0.5% | 1.69% | −0.11 |
| ICE Intercontinental Exchange Inc. | Reduce -5.0% | 1.12% | −0.11 |
| TSCO Tractor Supply Company | Reduce -0.7% | 1.34% | −0.09 |
| QUAL iShares MSCI USA Quality Fac | Reduce -35.0% | 0.13% | −0.06 |
| ECL Ecolab Inc. | Reduce -0.1% | 1.13% | −0.06 |
| CMS CMS Energy Corp. | Reduce -2.1% | 1.05% | −0.05 |
| MKC McCormick & Co.-Non VTG SHRS | Reduce -0.2% | 0.99% | −0.04 |
| SUB iShares Short-Term National | Reduce -55.3% | 0.04% | −0.04 |
| SBUX Starbucks Corp. | Reduce -0.0% | 1.26% | −0.04 |
| IVW iShares S&P 500 Growth ETF | Reduce -49.5% | 0.04% | −0.03 |
| IJH iShares Core S&P Midcap ETF | Sold out | 0.00% | −0.03 |
| WEC WEC Energy Group Inc. | Reduce -3.6% | 1.08% | −0.03 |
| HD Home Depot Inc. | Reduce -1.4% | 1.34% | −0.03 |
| APD Air Products & Chemicals Inc. | Reduce -2.9% | 1.21% | −0.03 |
| FRT Federal Realty Invs Trust | Reduce -2.5% | 1.03% | −0.02 |
| SPGI S&P Global Inc. | Reduce -0.8% | 1.38% | −0.01 |
| QCOM Qualcomm Inc. | Reduce -0.4% | 0.11% | −0.01 |
| RTX RTX Corp. | Reduce -12.2% | 0.04% | −0.01 |
| VIG Vanguard Dividend Apprec ETF | Reduce -16.5% | 0.04% | −0.01 |
| VLUE iShares MSCI USA Value Facto | Reduce -9.2% | 0.04% | −0.00 |
| BRO Brown & Brown Inc. | Reduce -2.1% | 1.68% | −0.00 |
| INMU iShares Intermediate Muni Inc. | Reduce -2.4% | 0.05% | −0.00 |
| IBTG iShares Ibonds Dec 2026 Term | Reduce -3.3% | 0.04% | −0.00 |
| SHY iShares 1-3 Year Treasury Bo | Reduce -1.9% | 0.08% | +0.00 |
| NJR New Jersey Resources Corp. | Reduce -2.0% | 1.03% | +0.00 |
| IWF iShares Russell 1000 Growth | Reduce -6.2% | 0.21% | +0.01 |
| JPM JPMorgan Chase & Co. | Reduce -7.5% | 0.10% | +0.01 |
| TSM Taiwan Semiconductor-SP ADR | Reduce -7.8% | 0.11% | +0.01 |
| GOOG Alphabet Inc. Class C | Reduce -9.2% | 0.14% | +0.01 |
| TSLA Tesla Inc. | Reduce -32.8% | 0.23% | +0.02 |
| ATO Atmos Energy Corp. | Reduce -2.1% | 1.18% | +0.02 |
| COR Cencora Inc. | Reduce -1.3% | 1.43% | +0.03 |
| NFLX Netflix Inc. | Reduce -3.0% | 0.14% | +0.03 |
| PH Parker Hannifin Corp. | Reduce -1.1% | 1.01% | +0.03 |
| AMZN Amazon.com Inc. | Reduce -3.3% | 0.31% | +0.05 |
| COST Costco Wholesale Corp. | Reduce -3.9% | 1.81% | +0.05 |
| GWW WW Grainger Inc. | Reduce -1.3% | 1.71% | +0.06 |
| BLK BlackRock Inc. | Reduce -5.1% | 1.41% | +0.08 |
| ADP Automatic Data Processing | Reduce -1.4% | 1.33% | +0.10 |
Portfolio Buys Q3 2024 → Q4 2024
| V Visa Inc. Class A | Add +4.5% | 1.07% | +0.21 |
| HON Honeywell International Inc. | Add +2.7% | 1.19% | +0.17 |
| FDS Factset Research Systems Inc. | Add +3.5% | 1.22% | +0.13 |
| CBSH Commerce Bancshares Inc. | Add +1.8% | 1.16% | +0.11 |
| DECK Deckers Outdoor Corp. | Add +3.1% | 0.41% | +0.11 |
| BR Broadridge Financial Solutio | Add +0.1% | 1.30% | +0.11 |
| TROW T Rowe Price Group Inc. | Add +2.5% | 1.09% | +0.10 |
| PAYX Paychex Inc. | Add +0.4% | 1.19% | +0.09 |
| AVIG Avantis Core Fixed Income | Add +18.1% | 0.58% | +0.08 |
| DUHP Dimensional US High Profi Et | Add +175.2% | 0.11% | +0.07 |
| ACN Accenture PLC Class A | Add +2.3% | 1.31% | +0.07 |
| JKHY Jack Henry & Associates Inc. | Add +3.2% | 1.13% | +0.07 |
| SYK Stryker Corp. | Add +2.0% | 1.25% | +0.06 |
| PPG PPG Industries Inc. | Add +13.5% | 1.07% | +0.06 |
| DFAT Dimensional US Target Value | Add +178.4% | 0.09% | +0.06 |
| ASML ASML Holding NV-NY Reg SHS | New | 0.05% | +0.05 |
| CHD Church & Dwight Co. Inc. | Add +1.3% | 1.07% | +0.05 |
| LLY Eli Lilly & Co. | Add +183.2% | 0.08% | +0.05 |
| MSFT Microsoft Corp. | Add +0.9% | 2.14% | +0.05 |
| PLTR Palantir Technologies Inc. Class A | New | 0.04% | +0.04 |
| NVO Novo-Nordisk A/S-Spons ADR | New | 0.04% | +0.04 |
| DLTR Dollar Tree Inc. | Add +57.3% | 0.10% | +0.04 |
| ABT Abbott Laboratories | Add +0.8% | 1.05% | +0.04 |
| PG The Procter & Gamble Co. | Add +2.9% | 1.17% | +0.04 |
| NKE Nike Inc. Class B | Add +16.7% | 1.05% | +0.03 |
| ADBE Adobe Inc. | Add +57.7% | 0.12% | +0.03 |
| DFIV Dimensional International Va | New | 0.03% | +0.03 |
| AVLV Avantis US Large Cap Value | Add +20.3% | 0.16% | +0.03 |
| ULTA Ulta Beauty Inc. | Add +27.4% | 0.10% | +0.03 |
| AAP Advance Auto Parts Inc. | Add +45.2% | 0.07% | +0.03 |
| BDX Becton Dickinson and Co. | Add +6.0% | 0.96% | +0.03 |
| QQQ Invesco QQQ Trust Series 1 | Add +0.1% | 0.34% | +0.03 |
| MPLX MPLX LP | New | 0.03% | +0.03 |
| DG Dollar General Corp. | Add +53.3% | 0.09% | +0.03 |
| ITW Illinois Tool Works | Add +2.1% | 1.13% | +0.03 |
| AVUV Avantis US Small Cap Value | Add +47.6% | 0.06% | +0.02 |
| MA Mastercard Inc. Class A | Add +9.4% | 0.09% | +0.01 |
| AXP American Express Co. | Add +10.5% | 0.07% | +0.01 |
| SPY SS SPDR S&P 500 ETF Trust-US | Add +0.8% | 0.23% | +0.01 |
| VTEB Vanguard Tax-Exempt Bond ETF | Add +4.3% | 0.25% | +0.01 |
| CVX Chevron Corp. | Add +10.1% | 0.12% | +0.01 |
| AON Aon PLC Class A | Add +2.9% | 0.13% | +0.01 |
| INTU Intuit Inc. | Add +12.3% | 0.08% | +0.01 |
| PWZ Invesco California Amt-Free | Add +11.6% | 0.09% | +0.01 |
| CSGP Costar Group Inc. | Add +15.4% | 0.08% | +0.01 |
| CMF iShares California Muni Bond | Add +9.3% | 0.09% | +0.01 |
| RSG Republic Services Inc. | Add +10.1% | 0.07% | +0.01 |
| AZO AutoZone Inc. | Add +9.2% | 0.07% | +0.01 |
| MRSH Marsh & McLennan Cos | Add +14.7% | 0.07% | +0.01 |
| VNLA Janus Henderson Short Durati | Add +3.7% | 0.11% | +0.01 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 166 | $856.7M | AAPL, GWW, MSFT, UNH, COST |
| Q1 2026 | 170 | $834.9M | AAPL, PSX, MSFT, COST, COR |
| Q4 2025 | 170 | $846.9M | AAPL, MSFT, WMT, COR, AVGO |
| Q3 2025 | 172 | $850.6M | AAPL, MSFT, WMT, COR, LOW |
| Q2 2025 | 170 | $832.4M | MSFT, AAPL, WMT, COR, COST |
| Q1 2025 | 163 | $785.4M | AAPL, BRO, MSFT, COST, COR |
| Q4 2024 | 160 | $767.4M | AAPL, MSFT, COST, WMT, GWW |
| Q3 2024 | 156 | $794.6M | AAPL, MSFT, LOW, COST, AFL |
| Q2 2024 | 157 | $723.8M | AAPL, MSFT, COST, PSX, LOW |
| Q1 2024 | 157 | $736.5M | MSFT, AAPL, PSX, LOW, GWW |