CIK: 0002096700
Total reported value
$283.7M
Reporting period: 2026-06-30 · Number of holdings: 108
William Mack & Associates, Inc. disclosed 108 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $283.7M and a quarterly turnover rate of 49.3%.
Browse other institutions with $100M to $1B AUMBrowse other institutions starting with "W"
William Mack & Associates, Inc.'s disclosed holdings carry a Herfindahl concentration index of 0.088 — mathematically equivalent to about 11 equally-sized positions, well below its 108 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 2.93), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 14% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Trim CWB
+0.6% $2.0M
Add VO
+526.4% $17.2M
Trim VCSH
+53.6% $16.7M
Add SCHG
+74.4% $6.5M
Add VEA
+54.7% $17.8M
Trim AAPL
+16.5% $2.5M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | VCSH | Vanguard S/t CORP Bond ETF | ETF-Corp Bonds | 17.00% | -1.00% | +53.57% | |
| 2 | VEA | Vanguard Ftse Developed ETF | ETF-Other | 14.99% | +0.86% | +54.71% | |
| 3 | VO | Vanguard Mid-cap ETF | ETF-Other | 14.10% | +1.09% | +526.42% | |
| 4 | DISV | Dimensional International Sm | ETF-Other | 8.33% | -0.07% | +57.98% | |
| 5 | FNDF | Schwab Fndmn Intl Lrg Co ETF | ETF-Other | 5.38% | +0.38% | +61.83% | |
| 6 | CWB | Ss Spdr Bb Conv Sec ETF | ETF-Other | 4.55% | -1.67% | +0.64% | |
| 7 | SCHG | Schwab US Large-cap Growth | ETF-Other | 4.53% | +0.90% | +74.37% | |
| 8 | AAPL | Apple INC | Stock-Tech | 3.61% | -0.79% | +16.52% | |
| 9 | MSFT | Microsoft CORP | Stock-Tech | 1.51% | -0.47% | +22.71% | |
| 10 | VTEB | Vanguard Tax-exempt Bond ETF | ETF-Other | 1.25% | — | +3.61% | |
| 11 | VV | Vanguard Large-cap ETF | ETF-Other | 1.18% | -0.48% | +0.06% | |
| 12 | AMZN | Amazon.com INC | Stock-Consumer Disc | 0.92% | +0.18% | +75.89% | |
| 13 | CSRE | C&s Real Estate Active ETF | ETF-Other | 0.91% | +0.38% | +159.48% | |
| 14 | TSLA | Tesla INC | Stock-Consumer Disc | 0.89% | -0.01% | +41.36% | |
| 15 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 0.89% | -0.17% | +9.24% | |
| 16 | JPIE | Jpmorgan Income ETF | ETF-Other | 0.82% | +0.09% | +82.92% | |
| 17 | VOO | Vanguard S&p 500 ETF | ETF-Large Cap & Growth | 0.80% | -0.05% | +32.83% | |
| 18 | DFSV | Dimensional US Small Cap Val | ETF-Small Cap | 0.74% | +0.21% | +105.18% | |
| 19 | SCHV | Schwab US Large-cap Value | ETF-Other | 0.68% | -0.16% | +14.39% | |
| 20 | VUG | Vanguard Growth ETF | ETF-Other | 0.60% | -0.08% | +632.16% | |
| 21 | IJH | Ishares Core S&p Midcap ETF | ETF-Other | 0.55% | — | +6.91% | |
| 22 | VTI | Vanguard Total Stock Mkt ETF | ETF-Other | 0.50% | +0.50% | NEW | |
| 23 | ACN | Accenture plc | Stock-Tech | 0.49% | -0.76% | +1.50% | |
| 24 | NVDA | Nvidia CORP | Stock-Tech | 0.49% | +0.03% | +49.61% | |
| 25 | VSS | Vanguard Ftse All Wo X-us Sc | ETF-Other | 0.48% | -0.12% | +24.09% | |
| 26 | BND | Vanguard Total Bond Market | ETF-Other | 0.48% | +0.08% | +93.23% | |
| 27 | JPM | Jpmorgan Chase & Co | Stock-Financials | 0.43% | +0.01% | +50.55% | |
| 28 | IVV | Ishares Core S&p 500 ETF | ETF-Large Cap & Growth | 0.40% | -0.06% | +25.04% | |
| 29 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | 0.39% | — | +14.61% | |
| 30 | SCHA | Schwab US Small-cap ETF | ETF-Other | 0.36% | +0.02% | +37.92% | |
| 31 | META | Meta Platforms Inc-class A | Stock-Comm Services | 0.35% | — | +16.29% | |
| 32 | COKE | Coca-cola Consolidated INC | Stock-Consumer Staples | 0.34% | — | +0.16% | |
| 33 | SCHX | Schwab US Large-cap ETF | ETF-Other | 0.33% | +0.33% | NEW | |
| 34 | VOE | Vanguard Mid-cap Value ETF | ETF-Other | 0.33% | — | +30.42% | |
| 35 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 0.32% | +0.07% | +71.00% | |
| 36 | SPYM | Ste Str Spdr Pt S&p 500 ETF | ETF-Large Cap & Growth | 0.29% | +0.04% | +64.54% | |
| 37 | PSTP | Innovator Pwr Buff Su St ETF | ETF-Other | 0.28% | — | — | |
| 38 | CCEF | Calamos Cef INC & Arbitr ETF | ETF-Other | 0.28% | +0.28% | NEW | |
| 39 | MU | Micron Technology INC | Stock-Tech | 0.27% | +0.14% | — | |
| 40 | VBK | Vanguard Small-cap Grwth ETF | ETF-Other | 0.26% | — | +13.30% | |
| 41 | SPYX | Ss Spdr S&p 500 Foss Fl ETF | ETF-Large Cap & Growth | 0.26% | — | +9.73% | |
| 42 | QQQ | Invesco Qqq Trust Series 1 | ETF-Tech | 0.25% | +0.09% | +100.62% | |
| 43 | DTE | Dte Energy Company | Stock-Utilities | 0.25% | — | +34.82% | |
| 44 | VWO | Vanguard Ftse Emerging Marke | ETF-Emerging Markets | 0.23% | — | +59.75% | |
| 45 | CGNG | Cap Group New Geography Eq | ETF-Other | 0.22% | +0.08% | +114.50% | |
| 46 | INTC | Intel CORP | Stock-Tech | 0.22% | +0.22% | NEW | |
| 47 | IXUS | Ishares Core Intl Stock ETF | ETF-Other | 0.21% | +0.21% | NEW | |
| 48 | IWR | Ishares Russell Mid-cap ETF | ETF-Other | 0.19% | — | -2.73% | |
| 49 | IWV | Ishares Russell 3000 ETF | ETF-Other | 0.19% | — | -5.98% | |
| 50 | AVUS | Avantis U.s. Equity ETF | ETF-Other | 0.19% | — | +14.95% |
Performance for Q3 2026
+2.1%
Performance Last 4 Quarters
+16.7%
Based on 90% of reported portfolio value with available pricing
William Mack & Associates, Inc.'s most significant position changes for 2026-06-30: New buy: Vanguard Total Stock Mkt ETF (VTI); New buy: Schwab US Large-cap ETF (SCHX); New buy: Calamos Cef INC & Arbitr ETF (CCEF); New buy: Intel CORP (INTC); New buy: Ishares Core Intl Stock ETF (IXUS).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | VO | Vanguard Mid-cap ETF | +1.1% | +526.42% | Add |
| 2 | SCHG | Schwab US Large-cap Growth | +0.9% | +74.37% | Add |
| 3 | VEA | Vanguard Ftse Developed ETF | +0.9% | +54.71% | Add |
| 4 | VTI | Vanguard Total Stock Mkt ETF | +0.5% | NEW | New buy |
| 5 | FNDF | Schwab Fndmn Intl Lrg Co ETF | +0.4% | +61.83% | Add |
| 6 | CSRE | C&s Real Estate Active ETF | +0.4% | +159.48% | Add |
| 7 | SCHX | Schwab US Large-cap ETF | +0.3% | NEW | New buy |
| 8 | CCEF | Calamos Cef INC & Arbitr ETF | +0.3% | NEW | New buy |
| 9 | INTC | Intel CORP | +0.2% | NEW | New buy |
| 10 | DFSV | Dimensional US Small Cap Val | +0.2% | +105.18% | Add |
| 11 | IXUS | Ishares Core Intl Stock ETF | +0.2% | NEW | New buy |
| 12 | AMZN | Amazon.com INC | +0.2% | +75.89% | Add |
| 13 | PYLD | Pimco Multisector Bond Actv | +0.2% | NEW | New buy |
| 14 | SFLR | Innovator Eqty Mgd Floor ETF | +0.2% | NEW | New buy |
| 15 | SPGM | State Street Spdr Portfolio | +0.2% | NEW | New buy |
| 16 | BINC | Ishares Flex I A Etf-usd INC | +0.2% | NEW | New buy |
| 17 | AMD | Advanced Micro Devices | +0.2% | NEW | New buy |
| 18 | CAT | Caterpillar INC | +0.2% | NEW | New buy |
| 19 | MU | Micron Technology INC | +0.1% | — | Unchanged |
| 20 | VONG | Vanguard Russell 1000 Growth | +0.1% | NEW | New buy |
| 21 | JNJ | Johnson & Johnson | +0.1% | NEW | New buy |
| 22 | PANW | Palo Alto Networks INC | +0.1% | NEW | New buy |
| 23 | IJR | Ishares Core S&p Small-cap E | +0.1% | NEW | New buy |
| 24 | AMAT | Applied Materials INC | +0.1% | NEW | New buy |
| 25 | JPIE | Jpmorgan Income ETF | +0.1% | +82.92% | Add |
| 26 | QQQ | Invesco Qqq Trust Series 1 | +0.1% | +100.62% | Add |
| 27 | BND | Vanguard Total Bond Market | +0.1% | +93.23% | Add |
| 28 | CGNG | Cap Group New Geography Eq | +0.1% | +114.50% | Add |
| 29 | GOOG | Alphabet Inc-cl C | +0.1% | +71.00% | Add |
| 30 | SMMU | Pimco Shrt Trm Muni Bnd ETF | +0.1% | +150.53% | Add |
| 31 | SPYM | Ste Str Spdr Pt S&p 500 ETF | 0% | +64.54% | Add |
| 32 | NVDA | Nvidia CORP | 0% | +49.61% | Add |
| 33 | SCHA | Schwab US Small-cap ETF | 0% | +37.92% | Add |
| 34 | JPM | Jpmorgan Chase & Co | 0% | +50.55% | Add |
| 35 | TSLA | Tesla INC | 0% | +41.36% | Add |
| 36 | VOO | Vanguard S&p 500 ETF | -0.1% | +32.83% | Add |
| 37 | IVV | Ishares Core S&p 500 ETF | -0.1% | +25.04% | Add |
| 38 | DISV | Dimensional International Sm | -0.1% | +57.98% | Add |
| 39 | VUG | Vanguard Growth ETF | -0.1% | +632.16% | Add |
| 40 | VSS | Vanguard Ftse All Wo X-us Sc | -0.1% | +24.09% | Add |
| 41 | SCHV | Schwab US Large-cap Value | -0.2% | +14.39% | Add |
| 42 | GOOGL | Alphabet Inc-cl A | -0.2% | +9.24% | Add |
| 43 | BRK-B | Berkshire Hathaway Inc-cl B | -0.2% | EXIT | Sold out |
| 44 | XOM | Exxon Mobil CORP | -0.2% | EXIT | Sold out |
| 45 | MSFT | Microsoft CORP | -0.5% | +22.71% | Add |
| 46 | VV | Vanguard Large-cap ETF | -0.5% | +0.06% | Add |
| 47 | ACN | Accenture plc | -0.8% | +1.50% | Add |
| 48 | AAPL | Apple INC | -0.8% | +16.52% | Add |
| 49 | VCSH | Vanguard S/t CORP Bond ETF | -1% | +53.57% | Add |
| 50 | CWB | Ss Spdr Bb Conv Sec ETF | -1.7% | +0.64% | Add |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-06-30 | 2026-07-10 | 13F-HR | View on EDGAR |
| 2026-03-31 | 2026-04-14 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-09 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-14 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-11-24 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-11-24 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-11-24 | 13F-HR | View on EDGAR |
Institutions with a similar AUM
CIK 0002012041
Total reported value
$283.7M
41 stks
2026-03-31
AUM within 0.0% of this institution
CIK 0001909805
Total reported value
$283.8M
123 stks
2026-03-31
AUM within 0.0% of this institution
CIK 0001927474
Total reported value
$283.6M
125 stks
2026-03-31
AUM within 0.0% of this institution
Institutions with overlapping top holdings
CIK 0002109366
Total reported value
$116.8M
22 stks
2026-06-30
3 of the top 5 holdings overlap, including Vanguard S/t CORP Bond ETF
CIK 0000765207
Total reported value
$201.2M
237 stks
2026-03-31
2 of the top 5 holdings overlap, including Vanguard Mid-cap ETF
CIK 0000838618
Total reported value
$1.5B
561 stks
2026-03-31
2 of the top 5 holdings overlap, including Vanguard Ftse Developed ETF