CIK: 0001953787
Total reported value
$199.0M
Reporting period: 2026-06-30 · Number of holdings: 38
Patrick Mauro Investment Advisor, INC. disclosed 38 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $199.0M and a quarterly turnover rate of 28.4%.
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Patrick Mauro Investment Advisor, INC.'s disclosed holdings carry a Herfindahl concentration index of 0.044 — mathematically equivalent to about 22 equally-sized positions, well below its 38 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.84), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
Recent activity leans toward adding more aggressively to already-large existing positions than to newly initiated ones (a 2.1 percentage-point tilt) — a pattern consistent with a momentum-following approach.
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New buy RTX
Trim PFE
-54.8% -$7.1M
Sold out 00755E105
Add IXUS
+14.2% $4.5M
Trim GOOGL
-59.7% -$3.5M
Trim CME
+10.7% -$2.4M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | IXUS | Ishares Core Intl Stock ETF | ETF-Other | 10.92% | +2.24% | +14.24% | |
| 2 | WSO | Watsco Inc | Stock-Industrials | 6.97% | +0.54% | -5.38% | |
| 3 | CME | Cme Group Inc | Stock-Financials | 5.85% | -1.22% | +10.69% | |
| 4 | MSFT | Microsoft CORP | Stock-Tech | 5.68% | +1.15% | +24.36% | |
| 5 | VZ | Verizon Communications Inc | Stock-Comm Services | 5.46% | -0.73% | +4.66% | |
| 6 | ADP | Automatic Data Processing | Stock-Tech | 4.36% | +0.79% | +11.01% | |
| 7 | MCD | Mcdonald's CORP | Stock-Consumer Disc | 4.25% | +0.07% | +17.03% | |
| 8 | KMB | Kimberly-clark CORP | Stock-Consumer Staples | 4.09% | +0.47% | -0.53% | |
| 9 | CNA | Cna Financial CORP | Stock-Other | 3.99% | +0.26% | +1.10% | |
| 10 | ABBV | Abbvie Inc | Stock-Healthcare | 3.93% | +1.01% | +16.14% | |
| 11 | LIN | Linde plc | Stock-Materials | 3.59% | — | -4.37% | |
| 12 | RTX | Rtx CORP | Stock-Industrials | 3.57% | +3.57% | NEW | |
| 13 | CSCO | Cisco Systems Inc | Stock-Tech | 3.08% | +0.09% | -31.96% | |
| 14 | PG | Procter & Gamble Co/the | Stock-Consumer Staples | 2.63% | +0.36% | +14.27% | |
| 15 | WM | Waste Management Inc | Stock-Industrials | 2.37% | -0.15% | -3.28% | |
| 16 | PFE | Pfizer Inc | Stock-Healthcare | 2.26% | -3.56% | -54.77% | |
| 17 | LMT | Lockheed Martin CORP | Stock-Industrials | 2.07% | -0.59% | -7.66% | |
| 18 | APD | Air Products & Chemicals Inc | Stock-Materials | 2.05% | +1.01% | +94.51% | |
| 19 | EMLC | Vaneck JPM Em Local Curr Bnd | ETF-Other | 1.99% | +1.20% | +147.83% | |
| 20 | AEP | American Electric Power | Stock-Utilities | 1.98% | +0.01% | -3.66% | |
| 21 | PEP | Pepsico Inc | Stock-Consumer Staples | 1.91% | +0.20% | +28.13% | |
| 22 | CNI | Canadian Natl Railway Co | Stock-Industrials | 1.90% | +0.14% | -6.88% | |
| 23 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 1.78% | -1.78% | -59.70% | |
| 24 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 1.63% | -0.33% | -20.14% | |
| 25 | MDLZ | Mondelez International Inc-a | Stock-Consumer Staples | 1.42% | -0.07% | -4.42% | |
| 26 | BMY | Bristol-myers Squibb Co | Stock-Healthcare | 1.38% | -0.11% | -2.75% | |
| 27 | GLD | Spdr Gold Shares | ETF-Commodities | 1.36% | +0.12% | +28.67% | |
| 28 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 1.32% | -0.11% | -1.58% | |
| 29 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 1.27% | +0.25% | +0.78% | |
| 30 | SO | Southern Co/the | Stock-Utilities | 1.04% | -0.06% | -3.85% | |
| 31 | DUK | Duke Energy CORP | Stock-Utilities | 1.03% | -0.02% | +1.33% | |
| 32 | AES | Aes CORP | Stock-Utilities | 0.89% | -0.41% | -34.06% | |
| 33 | DOV | Dover CORP | Stock-Industrials | 0.64% | +0.09% | +7.97% | |
| 34 | NVDA | Nvidia CORP | Stock-Tech | 0.51% | +0.07% | — | |
| 35 | AMCR | Amcor plc | Stock-Consumer Disc | 0.33% | +0.33% | NEW | |
| 36 | ED | Consolidated Edison Inc | Stock-Utilities | 0.27% | -0.01% | -1.15% | |
| 37 | GLW | Corning Inc | Stock-Tech | 0.12% | +0.12% | NEW | |
| 38 | CAT | Caterpillar Inc | Stock-Industrials | 0.11% | +0.11% | NEW |
Performance for Q3 2026
+4%
Performance Last 4 Quarters
+15.1%
| Period | Holdings | Total value | Stability | Top holdings | |
|---|---|---|---|---|---|
| 2026 Q2 | 38 | $199.0M | 28 | ||
| 2026 Q1 | 40 | $198.9M | 20 | ||
| 2025 Q4 | 42 | $191.3M | 9 | ||
| 2025 Q3 | 40 | $190.4M | 24 | ||
| 2025 Q2 | 40 | $176.7M | 0 | ||
| 2025 Q1 | 42 | $183.0M | 0 | ||
| 2024 Q4 | 42 | $175.0M | 0 | ||
| 2024 Q3 | 43 | $189.8M | 0 | ||
| 2024 Q2 | 43 | $172.3M | 0 | ||
| 2024 Q1 | 42 | $175.9M | 0 | ||
| 2023 Q4 | 42 | $168.0M | 0 | ||
| 2023 Q3 | 42 | $154.3M | 0 | ||
| 2023 Q2 | 40 | $162.3M | 0 | ||
| 2023 Q1 | 40 | $160.3M | 0 | ||
| 2022 Q4 | 42 | $154.4M | 0 | ||
| 2022 Q3 | 43 | $138.6M | 0 |
Patrick Mauro Investment Advisor, INC.'s most significant position changes for 2026-06-30: New buy: Rtx CORP (RTX); Sold out: Rtx Corporation; Sold out: Roche Holdings Ltd-spons Adr (RHHBY); New buy: Amcor plc (AMCR); Sold out: Amcor plc (AMCR).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | RTX | Rtx CORP | +3.6% | NEW | New buy |
| 2 | IXUS | Ishares Core Intl Stock ETF | +2.2% | +14.24% | Add |
| 3 | EMLC | Vaneck JPM Em Local Curr Bnd | +1.2% | +147.83% | Add |
| 4 | MSFT | Microsoft CORP | +1.2% | +24.36% | Add |
| 5 | ABBV | Abbvie Inc | +1% | +16.14% | Add |
| 6 | APD | Air Products & Chemicals Inc | +1% | +94.51% | Add |
| 7 | ADP | Automatic Data Processing | +0.8% | +11.01% | Add |
| 8 | WSO | Watsco Inc | +0.5% | -5.38% | Trim |
| 9 | KMB | Kimberly-clark CORP | +0.5% | -0.53% | Trim |
| 10 | PG | Procter & Gamble Co/the | +0.4% | +14.27% | Add |
| 11 | AMCR | Amcor plc | +0.3% | NEW | New buy |
| 12 | CNA | Cna Financial CORP | +0.3% | +1.10% | Add |
| 13 | GOOG | Alphabet Inc-cl C | +0.3% | +0.78% | Add |
| 14 | PEP | Pepsico Inc | +0.2% | +28.13% | Add |
| 15 | CNI | Canadian Natl Railway Co | +0.1% | -6.88% | Trim |
| 16 | GLD | Spdr Gold Shares | +0.1% | +28.67% | Add |
| 17 | GLW | Corning Inc | +0.1% | NEW | New buy |
| 18 | CAT | Caterpillar Inc | +0.1% | NEW | New buy |
| 19 | CSCO | Cisco Systems Inc | +0.1% | -31.96% | Trim |
| 20 | DOV | Dover CORP | +0.1% | +7.97% | Add |
| 21 | MCD | Mcdonald's CORP | +0.1% | +17.03% | Add |
| 22 | NVDA | Nvidia CORP | +0.1% | — | Unchanged |
| 23 | AEP | American Electric Power | 0% | -3.66% | Trim |
| 24 | LIN | Linde plc | — | -4.37% | Trim |
| 25 | ED | Consolidated Edison Inc | 0% | -1.15% | Trim |
| 26 | DUK | Duke Energy CORP | 0% | +1.33% | Add |
| 27 | SO | Southern Co/the | -0.1% | -3.85% | Trim |
| 28 | MDLZ | Mondelez International Inc-a | -0.1% | -4.42% | Trim |
| 29 | DIS | Walt Disney Co/the | -0.1% | EXIT | Sold out |
| 30 | BMY | Bristol-myers Squibb Co | -0.1% | -2.75% | Trim |
| 31 | COST | Costco Wholesale CORP | -0.1% | -1.58% | Trim |
| 32 | WM | Waste Management Inc | -0.2% | -3.28% | Trim |
| 33 | CAG | Conagra Brands Inc | -0.2% | EXIT | Sold out |
| 34 | ABT | Abbott Laboratories | -0.3% | EXIT | Sold out |
| 35 | AMCR | Amcor plc | -0.3% | EXIT | Sold out |
| 36 | BRK-B | Berkshire Hathaway Inc-cl B | -0.3% | -20.14% | Trim |
| 37 | AES | Aes CORP | -0.4% | -34.06% | Trim |
| 38 | LMT | Lockheed Martin CORP | -0.6% | -7.66% | Trim |
| 39 | VZ | Verizon Communications Inc | -0.7% | +4.66% | Add |
| 40 | RHHBY | Roche Holdings Ltd-spons Adr | -1.1% | EXIT | Sold out |
| 41 | CME | Cme Group Inc | -1.2% | +10.69% | Add |
| 42 | GOOGL | Alphabet Inc-cl A | -1.8% | -59.70% | Trim |
| 43 | ✓ | Rtx Corporation | -3.1% | EXIT | Sold out |
| 44 | PFE | Pfizer Inc | -3.6% | -54.77% | Trim |
Patrick Mauro Investment Advisor, INC. returned an annualized 13.8% over the trailing 36 months — outperforming the S&P 500 by 4.8 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 0.43 (less volatile than the market) and a 42% quarterly batting average against the index.
Its portfolio is broadly diversified and moderately active.
Its turnover score has risen from 0 to 28 over the past 4 quarters — a shift toward more active trading.
It has added to its IXUS position over the past two quarters (+$6.2M, now $21.7M), while trimming PFE over the same stretch (-$7.5M, still holding $4.5M).
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