Sunstone Asset Management, LP
CIK 0002111996 · NEW YORK, NY · Quarter end: 2026-06-30 · Filed on: 2026-08-14 · Open the SEC source ↗
Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$92.4M
2026 Q2
Positions
57
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
43.8%
Est. Net Flow (Q)
—
2026 Q2
Top Holdings
AMAT
APPLIED MATLS INC
5.9%
MKSI
MKS INSTRUMENTS INC
5.6%
MTSI
MACOM TECH SOLUTIONS HLDGS I
4.8%
GLW
CORNING INC
4.7%
DASH
DOORDASH INC
4.6%
BILL 0 04-01-30
BILL HOLDINGS INC
4.4%
SNPS
SYNOPSYS INC
3.9%
ASML
ASML HOLDING N V
3.7%
New / Increased
No prior quarter data
Reduced / Exited
No prior quarter data
Read the 2026-Q2 quarterly report · 13F Filing Calendar
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.