Ithaka Group LLC reported 39 positions worth $550.27M for the quarter ended Jun 30, 2026, up 14.3% on the prior quarter. It opened 6 new positions, added to 4, trimmed 23 and exited 4. Its largest holding is Advanced Micro Devices Inc at 7.7% 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 |
|---|---|---|---|---|
| LRCX Lam Research Corp | +34.1K | – | $14.78M | 2.69% |
| GOOG Alphabet Inc. | +35.1K | +60.6% | $12.42M | 5.98% |
| TSM Taiwan Semiconductor Manufacturing Co Ltd | +24.8K | – | $11.84M | 2.15% |
| HEI Heico Corp | +24.5K | – | $8.71M | 1.58% |
| LITE Lumentum Holdings Inc. | +7,208 | – | $6.18M | 1.12% |
| STRL Sterling Infrastructure, Inc. | +6,937 | – | $5.82M | 1.06% |
| AVGO Broadcom Inc. | +14.0K | +81.7% | $5.28M | 2.13% |
| VRT Vertiv Holdings Co | +8,890 | +34.6% | $2.98M | 2.1% |
| LLY ELI LILLY & Co | +927 | +4.6% | $1.11M | 4.59% |
| GE General Electric Co | +624 | – | $233.21K | 0.042% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| NFLX Netflix Inc | -206.0K | -98.6% | $14.71M | 0.039% |
| CDNS Cadence Design Systems Inc | -40.6K | -100.0% | $11.29M | Exited |
| META Meta Platforms, Inc. | -18.1K | -32.2% | $10.21M | 3.91% |
| MA Mastercard Inc | -17.5K | -28.0% | $8.97M | 4.2% |
| MSFT Microsoft Corp | -23.1K | -27.3% | $8.62M | 4.17% |
| DXCM Dexcom Inc | -105.6K | -100.0% | $6.63M | Exited |
| INTU Intuit Inc. | -15.2K | -100.0% | $6.59M | Exited |
| PODD Insulet Corp | -28.3K | -100.0% | $5.94M | Exited |
| NVDA Nvidia Corp | -16.1K | -7.2% | $3.22M | 7.6% |
| AMD Advanced Micro Devices Inc | -5,187 | -6.7% | $3.01M | 7.68% |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| LRCX Lam Research Corp | +34.1K | $14.78M | 2.69% |
| TSM Taiwan Semiconductor Manufacturing Co Ltd | +24.8K | $11.84M | 2.15% |
| HEI Heico Corp | +24.5K | $8.71M | 1.58% |
| LITE Lumentum Holdings Inc. | +7,208 | $6.18M | 1.12% |
| STRL Sterling Infrastructure, Inc. | +6,937 | $5.82M | 1.06% |
| GE General Electric Co | +624 | $233.21K | 0.042% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | AMD Advanced Micro Devices Inc | Technology | 72.8K | $42.28M | 7.68% | -5,187 | -6.7% | Reduced | 0% |
| 2 | NVDA Nvidia Corp | Technology | 209.0K | $41.82M | 7.6% | -16.1K | -7.2% | Reduced | 0% |
| 3 | AMZN Amazon Com Inc | Consumer Discretionary | 175.2K | $41.76M | 7.59% | -12.0K | -6.4% | Reduced | 0% |
| 4 | GOOG Alphabet Inc. | Technology | 93.2K | $32.91M | 5.98% | +35.1K | +60.6% | Added | 0% |
| 5 | CRWD CrowdStrike Holdings, Inc. | Technology | 137.3K | $26.20M | 4.76% | -9,436 | -6.4% | Reduced | 0.01% |
| 6 | LLY ELI LILLY & Co | Healthcare | 21.1K | $25.28M | 4.59% | +927 | +4.6% | Added | 0% |
| 7 | MA Mastercard Inc | Financial Services | 45.0K | $23.11M | 4.2% | -17.5K | -28.0% | Reduced | 0.01% |
| 8 | MSFT Microsoft Corp | Technology | 61.5K | $22.94M | 4.17% | -23.1K | -27.3% | Reduced | 0% |
| 9 | PANW Palo Alto Networks Inc | Technology | 66.6K | $22.73M | 4.13% | -4,558 | -6.4% | Reduced | 0.01% |
| 10 | META Meta Platforms, Inc. | Technology | 38.2K | $21.50M | 3.91% | -18.1K | -32.2% | Reduced | 0% |
| 11 | NOW ServiceNow, Inc. | Technology | 195.7K | $19.43M | 3.53% | -13.6K | -6.5% | Reduced | 0.02% |
| 12 | ANET Arista Networks, Inc. | Technology | 97.3K | $16.52M | 3% | -6,675 | -6.4% | Reduced | 0.01% |
| 13 | HWM Howmet Aerospace Inc. | Industrials | 59.1K | $15.88M | 2.89% | -4,069 | -6.4% | Reduced | 0.01% |
| 14 | ISRG Intuitive Surgical Inc | Healthcare | 38.3K | $15.23M | 2.77% | -2,598 | -6.4% | Reduced | 0.01% |
| 15 | LRCX Lam Research Corp | Technology | 34.1K | $14.78M | 2.69% | +34.1K | – | New | 0% |
Tip. Select a row to see that position’s full history at Ithaka.
As of its Q2 2026 13F filing, Ithaka Group LLC’s five largest positions were Advanced Micro Devices Inc (AMD) at 7.7%, Nvidia Corp (NVDA) at 7.6%, Amazon Com Inc (AMZN) at 7.6%, Alphabet Inc. (GOOG) at 6.0%, CrowdStrike Holdings, Inc. (CRWD) at 4.8% of the reported portfolio.
Ithaka Group LLC reported a 13F portfolio worth $550.27M across 39 positions for Q2 2026. That is up 14.3% from the previous quarter.
Its largest purchases by value were Lam Research Corp ($14.78M), Alphabet Inc. ($12.42M), Taiwan Semiconductor Manufacturing Co Ltd ($11.84M). It opened 6 new positions.
Its largest sales by value were Netflix Inc ($14.71M), Cadence Design Systems Inc ($11.29M), Meta Platforms, Inc. ($10.21M). It exited 4 positions entirely.
From the Form 13F-HR reports Ithaka Group 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.