Maven Securities
Maven Securities reported 164 stocks worth $1.5B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are SPY (10.9%), MSFT (5.7%) and AMD (5.0%). Compared with Q1 2026, the fund opened new positions in BRK.A, NET and CSCO, added to MSFT, AMD and META, trimmed SPY, SPY and XLF and sold out of COST, UPS and MDLN.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  SPY Spdr S&P 500 ETF TR | $158M | 10.9% | 212K | −137K (−39%) | 2 of 8 | |
| 2 |  MSFT Microsoft Corp | $83.4M | 5.7% | 223K | +177K (+380%) | 6 of 8 | |
| 3 |  AMD Advanced Micro Devices Inc | $71.8M | 5.0% | 123K | +105K (+574%) | 2 of 8 | |
| 4 |  META Meta Platforms Inc | $61.3M | 4.2% | 109K | +2,060 (+2%) | 5 of 8 | |
| 5 | SPY Spdr S&P 500 ETF TR | $59M | 4.1% | 79K | −179K (−69%) | 8 of 8 | |
| 6 |  QQQ Invesco Qqq TR | $54M | 3.7% | 73K | +50K (+214%) | 7 of 8 | |
| 7 |  NVDA Nvidia Corporation | $47.7M | 3.3% | 238K | +143K (+151%) | 7 of 8 | |
| 8 |  BRK.A Berkshire Hathaway Inc Del | $45.7M | 3.1% | 91K | +56K (+157%) | 2 of 8 | |
| 9 |  XLF Select Sector Spdr TR | $37.3M | 2.6% | 696K | −44K (−6%) | 8 of 8 | |
| 10 |  COST Costco Whsl Corp New | $28.5M | 2.0% | 31K | +9,900 (+48%) | 2 of 8 |
Positions at Jun 30, 2026, as reported. Change is against the fund's Q1 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q1 2026, gone in Q2 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
HOLOGIC INC | $29.3M | 387K |
COST Costco Whsl Corp New | $20M | 20K |
TERNS PHARMACEUTICALS INC | $19.8M | 375K |
CHART INDS INC | $16.2M | 78K |
AMICUS THERAPEUTICS INC | $16M | 1.1M |
🔒 Free account: see all 30.
Options
valued at the underlying shares| Stock | Type | Value | Shares | Change |
|---|---|---|---|---|
 GDX Vaneck ETF Trust | Call | $393M | 598K | +451,200 |
 OEF Ishares TR | Call | $368M | 1.5M | +565,900 |
GDX Vaneck ETF Trust | Put | $237M | 361K | +88,300 |
MSFT Microsoft Corp | Put | $144M | 387K | +188,700 |
QQQ Invesco Qqq TR | Put | $129M | 175K | −70,600 |
🔒 Free account: see all 20.
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q2 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Aug 14, 2026 | 13F-HR | Q2 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Maven Securities 13F FAQ
What does Maven Securities own?
Maven Securities reported 164 stocks worth $1.5B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are SPY (10.9%), MSFT (5.7%) and AMD (5.0%). The table above lists every position in the filing (the top 10 without an account).
What did Maven Securities buy and sell in Q2 2026?
Compared with Q1 2026: 81 new positions, 38 added to, 34 trimmed and 81 sold out. New positions include BRK.A, NET and CSCO. It sold all of COST, UPS and MDLN.
When will Maven Securities file its next 13F?
Holdings as of Sep 30, 2026 are due by Nov 16, 2026. The filing appears on this page within minutes of reaching the SEC.
How much is Maven Securities's portfolio worth?
The Q2 2026 filing reports $1.5B in US stocks ($5.1B including options). That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.