Tandem Capital Management Corp reported 81 positions worth $201.86M for the quarter ended Sep 30, 2026, down 5.3% on the prior quarter. It opened 1 new position, added to 20, trimmed 47 and exited 5. Its largest holding is Microsoft Corp at 5.6% 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 |
|---|---|---|---|---|
| NVDA Nvidia Corp | +2,063 | +12.8% | $471.15K | 2.05% |
| LLY ELI LILLY & Co | +374 | +27.0% | $432.75K | 1.01% |
| MELI Mercadolibre Inc | +249 | +146.5% | $430.40K | 0.359% |
| ALNY Alnylam Pharmaceuticals, Inc. | +1,700 | – | $419.46K | 0.208% |
| WM Waste Management Inc | +2,056 | +21.6% | $419.26K | 1.17% |
| ABNB Airbnb, Inc. | +1,701 | +22.2% | $273.27K | 0.744% |
| NEM NEWMONT Corp | +1,130 | +45.4% | $130.33K | 0.207% |
| DHR Danaher Corp | +271 | +1.7% | $60.04K | 1.79% |
| ABT Abbott Laboratories | +170 | +0.5% | $16.80K | 1.53% |
| LRCX Lam Research Corp | +50 | +1.0% | $16.43K | 0.789% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| FTV Fortive Corp | -18.3K | -100.0% | $1.12M | Exited |
| CRWD CrowdStrike Holdings, Inc. | -1,548 | -14.1% | $409.83K | 1.24% |
| ELV Elevance Health, Inc. | -943 | -14.6% | $366.66K | 1.06% |
| AMAT Applied Materials Inc | -678 | -4.3% | $346.70K | 3.78% |
| UNP Union Pacific Corp | -1,200 | -23.9% | $326.56K | 0.516% |
| GOOGL Alphabet Inc. | -882 | -2.8% | $303.48K | 5.24% |
| XP XP Inc. | -18.0K | -100.0% | $292.40K | Exited |
| STNE StoneCo Ltd. | -23.4K | -100.0% | $254.03K | Exited |
| MSI Motorola Solutions, Inc. | -507 | -9.4% | $226.11K | 1.08% |
| CRM Salesforce, Inc. | -1,415 | -100.0% | $221.67K | Exited |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| ALNY Alnylam Pharmaceuticals, Inc. | +1,700 | $419.46K | 0.208% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | MSFT Microsoft Corp | Technology | 21.9K | $11.25M | 5.57% | -277 | -1.2% | Reduced | 0% |
| 2 | GOOGL Alphabet Inc. | Technology | 30.7K | $10.58M | 5.24% | -882 | -2.8% | Reduced | 0% |
| 3 | GE General Electric Co | Industrials | 32.0K | $10.01M | 4.96% | -492 | -1.5% | Reduced | 0% |
| 4 | GEV GE Vernova Inc. | Industrials | 8,753 | $8.32M | 4.12% | -178 | -2.0% | Reduced | 0% |
| 5 | MRVL Marvell Technology, Inc. | Technology | 29.9K | $7.89M | 3.91% | -443 | -1.5% | Reduced | 0% |
| 6 | AMAT Applied Materials Inc | Technology | 14.9K | $7.63M | 3.78% | -678 | -4.3% | Reduced | 0% |
| 7 | AAPL Apple Inc. | Technology | 19.6K | $6.52M | 3.23% | -235 | -1.2% | Reduced | 0% |
| 8 | META Meta Platforms, Inc. | Technology | 8,911 | $6.46M | 3.2% | -116 | -1.3% | Reduced | 0% |
| 9 | ETN Eaton Corp plc | Industrials | 12.9K | $5.53M | 2.74% | -220 | -1.7% | Reduced | 0% |
| 10 | JPM Jpmorgan Chase & Co | Financial Services | 16.5K | $5.46M | 2.7% | -22 | -0.1% | Reduced | 0% |
| 11 | BNT Brookfield Wealth Solutions Ltd. | Financial Services | 147.7K | $5.39M | 2.67% | -1,900 | -1.3% | Reduced | 0.07% |
| 12 | GOOG Alphabet Inc. | Technology | 15.7K | $5.35M | 2.65% | -358 | -2.2% | Reduced | 0% |
| 13 | SCHW Schwab Charles Corp | Financial Services | 46.3K | $4.53M | 2.24% | -460 | -1.0% | Reduced | 0% |
| 14 | NVDA Nvidia Corp | Technology | 18.1K | $4.14M | 2.05% | +2,063 | +12.8% | Added | 0% |
| 15 | SYK Stryker Corp | Healthcare | 14.2K | $3.90M | 1.93% | -124 | -0.9% | Reduced | 0% |
Tip. Select a row to see that position’s full history at Tandem Capital Management.
As of its Q3 2026 13F filing, Tandem Capital Management Corp’s five largest positions were Microsoft Corp (MSFT) at 5.6%, Alphabet Inc. (GOOGL) at 5.2%, General Electric Co (GE) at 5.0%, GE Vernova Inc. (GEV) at 4.1%, Marvell Technology, Inc. (MRVL) at 3.9% of the reported portfolio.
Tandem Capital Management Corp reported a 13F portfolio worth $201.86M across 81 positions for Q3 2026. That is down 5.3% from the previous quarter.
Its largest purchases by value were Nvidia Corp ($471.15K), ELI LILLY & Co ($432.75K), Mercadolibre Inc ($430.40K). It opened 1 new positions.
Its largest sales by value were Fortive Corp ($1.12M), CrowdStrike Holdings, Inc. ($409.83K), Elevance Health, Inc. ($366.66K). It exited 5 positions entirely.
From the Form 13F-HR reports Tandem Capital Management Corp 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.