William Mack & Associates
William Mack & Associates reported 875 stocks worth $319M in its 13F filing for Q3 2026, filed Oct 27, 2026. Its largest holdings are VCSH (15.6%), VEA (14.7%) and VO (12.9%). Compared with Q2 2026, the fund opened new positions in DFSV, XOM and CWI, added to VCSH, VEA and VO, trimmed SCHG, CWB and AAPL and sold out of USAU.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  VCSH Vanguard Scottsdale Fds | $49.8M | 15.6% | 645K | +35K (+6%) | 8 of 8 | |
| 2 |  VEA Vanguard Tax-Managed Fds | $46.9M | 14.7% | 665K | +68K (+11%) | 8 of 8 | |
| 3 |  VO Vanguard Index Fds | $41.2M | 12.9% | 526K | +29K (+6%) | 8 of 8 | |
| 4 |  DISV Dimensional ETF Trust | $27.5M | 8.6% | 635K | +46K (+8%) | 8 of 8 | |
| 5 |  FNDF Schwab Fundamental International Equity ETF | $17.8M | 5.6% | 331K | +42K (+15%) | 8 of 8 | |
| 6 |  SCHG Schwab Strategic TR | $12.7M | 4.0% | 354K | −25K (−7%) | 8 of 8 | |
| 7 |  CWB Spdr Series Trust | $10.3M | 3.2% | 102K | −18K (−15%) | 8 of 8 | |
| 8 |  AAPL Apple Inc | $10.3M | 3.2% | 31K | −4,529 (−13%) | 8 of 8 | |
| 9 |  MSFT Microsoft Corp | $5.9M | 1.9% | 12K | +90 (+1%) | 8 of 8 | |
| 10 |  JPIE J P Morgan Exchange Traded F | $4.4M | 1.4% | 99K | +48K (+96%) | 8 of 8 |
Positions at Sep 30, 2026, as reported. Change is against the fund's Q2 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q2 2026, gone in Q3 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
DIMENSIONAL ETF TRUST | $2.1M | 54K |
 USAU U S Gold Corp | $0 | 90K |
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q3 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Oct 27, 2026 | 13F-HR | Q3 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →William Mack & Associates 13F FAQ
What does William Mack & Associates own?
William Mack & Associates reported 875 stocks worth $319M in its 13F filing for Q3 2026, filed Oct 27, 2026. Its largest holdings are VCSH (15.6%), VEA (14.7%) and VO (12.9%). The table above lists every position in the filing (the top 10 without an account).
What did William Mack & Associates buy and sell in Q3 2026?
Compared with Q2 2026: 765 new positions, 50 added to, 34 trimmed and 2 sold out. New positions include DFSV, XOM and CWI. It sold all of USAU.
When will William Mack & Associates file its next 13F?
Holdings as of Dec 31, 2026 are due by Feb 15, 2027. The filing appears on this page within minutes of reaching the SEC.
How much is William Mack & Associates's portfolio worth?
The Q3 2026 filing reports $319M in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.