Cornerstone Partners Capital Management, LLC reported 3 positions worth $8.16M for the quarter ended Sep 30, 2026, up 1,816.5% on the prior quarter. It opened 2 new positions, added to 0, trimmed 0 and exited 0. Its largest holding is Space Exploration Technologies Corp at 84.4% 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.
No positions were reduced this quarter.
No positions were closed this quarter.
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | SPCX Space Exploration Technologies Corp | Industrials | 45.6K | $6.88M | 84.39% | +45.6K | – | New | 0% |
| 2 | CBRS Cerebras Systems Inc. | Technology | 5,496 | $976.36K | 11.97% | +5,496 | – | New | 0% |
| 3 | AMPX Amprius Technologies, Inc. | Industrials | 30.7K | $297.23K | 3.64% | 0 | 0.0% | Unchanged | 0.02% |
Tip. Select a row to see that position’s full history at Cornerstone Partners Capital Management.
As of its Q3 2026 13F filing, Cornerstone Partners Capital Management, LLC’s five largest positions were Space Exploration Technologies Corp (SPCX) at 84.4%, Cerebras Systems Inc. (CBRS) at 12.0%, Amprius Technologies, Inc. (AMPX) at 3.6% of the reported portfolio.
Cornerstone Partners Capital Management, LLC reported a 13F portfolio worth $8.16M across 3 positions for Q3 2026. That is up 1,816.5% from the previous quarter.
Its largest purchases by value were Space Exploration Technologies Corp ($6.88M), Cerebras Systems Inc. ($976.36K). It opened 2 new positions.
From the Form 13F-HR reports Cornerstone Partners Capital Management, 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.