Oaktop Capital Management II Q2 2026: Significant KLA Corp Buys, Minor Lam Research Sells

As of June 30th, 2026, Oaktop Capital Management II, L.P., a sophisticated investment fund focused on Technology and other sectors, has continued to shape its portfolio through observable buying and selling activities during the second quarter. The fund's primary holdings remain concentrated in large-cap stocks, reflecting its established position within specific market segments.

The most prominent change observed this quarter involves KLA Corporation (KLAC). Oaktop Capital Management II L.P. significantly boosted its stake in KLAC by acquiring an additional 2,742,992 shares, representing a nearly +900% increase from the previous quarter and contributing to its substantial portfolio weighting of approximately 39.2%. This indicates strong confidence or alignment with KLA's performance during this period.

Conversely, there was a minor reduction in holdings for Lam Research Corporation (LRCX). The fund sold off 188,340 shares of LRCX, leading to an approximate -8.37% change from the prior period and slightly decreasing its portfolio allocation percentage for this stock.

Elsewhere in Technology, Pinterest Inc (PINS) saw a moderate increase of 100,000 shares (+11.76%) from the previous quarter, adding to its portfolio allocation percentage.

The fund also maintained existing positions in other sectors like Aspen Aerogels Inc (ASPN), Analog Devices Inc (ADI), and others without significant changes during Q2. However, the data does not disclose any new position starts or major exits beyond those already noted.

Overall, Oaktop Capital Management II L.P.'s portfolio continues to be heavily weighted towards Technology stocks, which account for nearly 58% of its total value as of this filing date (June 30th, 2026). The fund's notable buying activity in KLAC suggests a strategic focus on certain high-growth areas within the sector.