Oak Family Advisors, LLC reported 52 positions worth $210.60M for the quarter ended Sep 30, 2026, down 12.4% on the prior quarter. It opened 1 new position, added to 15, trimmed 27 and exited 6. Its largest holding is Taiwan Semiconductor Manufacturing Co Ltd at 9.7% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| MGY Magnolia Oil & Gas Corp | +225.7K | +492.6% | $5.30M | 3.03% |
| KMB Kimberly Clark Corp | +37.5K | – | $3.65M | 1.73% |
| BWXT BWX Technologies, Inc. | +15.1K | +73.7% | $2.07M | 2.32% |
| GNRC Generac Holdings Inc. | +9,776 | +23.3% | $2.02M | 5.08% |
| QCOM Qualcomm Inc | +9,294 | +24.2% | $1.71M | 4.17% |
| UBER Uber Technologies, Inc | +20.9K | +26.2% | $1.43M | 3.27% |
| MSFT Microsoft Corp | +2,565 | +201.5% | $1.32M | 0.935% |
| BATRK Atlanta Braves Holdings, Inc. | +22.5K | +24.8% | $1.19M | 2.85% |
| AZN Astrazeneca Plc | +5,621 | +7.8% | $907.62K | 5.93% |
| EOG Eog Resources Inc | +4,840 | +24.4% | $666.76K | 1.61% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| AMRZ Amrize Ltd | -149.0K | -100.0% | $7.94M | Exited |
| NVO Novo Nordisk A S | -157.5K | -49.1% | $5.97M | 2.94% |
| KVUE Kenvue Inc. | -208.8K | -49.1% | $3.69M | 1.82% |
| FISV Fiserv Inc | -74.2K | -100.0% | $3.64M | Exited |
| GOOGL Alphabet Inc. | -6,797 | -17.0% | $2.34M | 5.44% |
| SYK Stryker Corp | -7,746 | -31.1% | $2.13M | 2.24% |
| TPL Texas Pacific Land Corp | -4,204 | -100.0% | $1.84M | Exited |
| NVDA Nvidia Corp | -8,035 | -40.5% | $1.84M | 1.28% |
| AMZN Amazon Com Inc | -6,659 | -17.9% | $1.66M | 3.61% |
| JPM Jpmorgan Chase & Co | -4,597 | -17.3% | $1.52M | 3.45% |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| KMB Kimberly Clark Corp | +37.5K | $3.65M | 1.73% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | TSM Taiwan Semiconductor Manufacturing Co Ltd | Technology | 44.7K | $20.38M | 9.68% | -43 | -0.1% | Reduced | 0% |
| 2 | AZN Astrazeneca Plc | Healthcare | 77.3K | $12.49M | 5.93% | +5,621 | +7.8% | Added | 0% |
| 3 | GOOGL Alphabet Inc. | Technology | 33.3K | $11.45M | 5.44% | -6,797 | -17.0% | Reduced | 0% |
| 4 | GNRC Generac Holdings Inc. | Industrials | 51.7K | $10.70M | 5.08% | +9,776 | +23.3% | Added | 0.09% |
| 5 | BRK-B Berkshire Hathaway Inc | Financial Services | 18.6K | $9.27M | 4.4% | +664 | +3.7% | Added | 0% |
| 6 | BA Boeing Co | Industrials | 47.9K | $8.91M | 4.23% | -4,766 | -9.0% | Reduced | 0.01% |
| 7 | QCOM Qualcomm Inc | Technology | 47.7K | $8.78M | 4.17% | +9,294 | +24.2% | Added | 0% |
| 8 | AMZN Amazon Com Inc | Consumer Discretionary | 30.5K | $7.59M | 3.61% | -6,659 | -17.9% | Reduced | 0% |
| 9 | JPM Jpmorgan Chase & Co | Financial Services | 22.0K | $7.27M | 3.45% | -4,597 | -17.3% | Reduced | 0% |
| 10 | RTX RTX Corp | Industrials | 38.7K | $7.19M | 3.41% | -1,317 | -3.3% | Reduced | 0% |
| 11 | APH Amphenol Corp | Industrials | 82.9K | $6.99M | 3.32% | -917 | -1.1% | Reduced | 0% |
| 12 | EPD Enterprise Products Partners L.P. | Energy | 196.0K | $6.98M | 3.31% | +245 | +0.1% | Added | 0.01% |
| 13 | UBER Uber Technologies, Inc | Technology | 100.5K | $6.89M | 3.27% | +20.9K | +26.2% | Added | 0% |
| 14 | MGY Magnolia Oil & Gas Corp | Energy | 271.5K | $6.38M | 3.03% | +225.7K | +492.6% | Added | 0.15% |
| 15 | NVO Novo Nordisk A S | Healthcare | 163.1K | $6.18M | 2.94% | -157.5K | -49.1% | Reduced | 0% |
Tip. Select a row to see that position’s full history at Oak Family Advisors.
As of its Q3 2026 13F filing, Oak Family Advisors, LLC’s five largest positions were Taiwan Semiconductor Manufacturing Co Ltd (TSM) at 9.7%, Astrazeneca Plc (AZN) at 5.9%, Alphabet Inc. (GOOGL) at 5.4%, Generac Holdings Inc. (GNRC) at 5.1%, Berkshire Hathaway Inc (BRK-B) at 4.4% of the reported portfolio.
Oak Family Advisors, LLC reported a 13F portfolio worth $210.60M across 52 positions for Q3 2026. That is down 12.4% from the previous quarter.
Its largest purchases by value were Magnolia Oil & Gas Corp ($5.30M), Kimberly Clark Corp ($3.65M), BWX Technologies, Inc. ($2.07M). It opened 1 new positions.
Its largest sales by value were Amrize Ltd ($7.94M), Novo Nordisk A S ($5.97M), Kenvue Inc. ($3.69M). It exited 6 positions entirely.
From the Form 13F-HR reports Oak Family Advisors, LLC files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.