Summa
Summa reported 91 stocks worth $492M in its 13F filing for Q3 2026, filed Oct 29, 2026. Its largest holdings are NVDA (27.6%), AMD (14.4%) and SPY (8.7%). Compared with Q2 2026, the fund opened new positions in IJH, VWO and EMXC, added to NVDA, SPY and IWD, trimmed VLO, GLD and SHY and sold out of XOM, MU and COST.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  NVDA Nvidia Corporation | $136M | 27.6% | 594K | +3,808 (+1%) | 8 of 8 | |
| 2 |  AMD Advanced Micro Devices Inc | $70.7M | 14.4% | 116K | No change | 8 of 8 | |
| 3 |  SPY Spdr S&P 500 ETF TR | $42.7M | 8.7% | 56K | +45K (+410%) | 6 of 8 | |
| 4 |  IWD Ishares TR | $29.6M | 6.0% | 120K | +101K (+537%) | 6 of 8 | |
| 5 |  IWF Ishares TR | $29.6M | 6.0% | 236K | +179K (+311%) | 8 of 8 | |
| 6 |  DBEF Dbx ETF TR | $17.7M | 3.6% | 322K | +236K (+275%) | 6 of 8 | |
| 7 |  VEA Vanguard Tax-Managed Fds | $16.1M | 3.3% | 227K | +194K (+585%) | 3 of 8 | |
| 8 |  MRVL Marvell Technology Inc | $14.1M | 2.9% | 53K | +3,441 (+7%) | 8 of 8 | |
| 9 |  GINN Goldman Sachs ETF TR | $13.8M | 2.8% | 170K | +115K (+209%) | 6 of 8 | |
| 10 |  MSFT Microsoft Corp | $13M | 2.6% | 25K | +2,317 (+10%) | 8 of 8 |
Positions at Sep 30, 2026, as reported. Change is against the fund's Q2 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q2 2026, gone in Q3 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
 XOM Exxon Mobil Corp | $902K | 6,600 |
 MU Micron Technology Inc | $306K | 265 |
 COST Costco Whsl Corp New | $281K | 300 |
 IRM Iron Mtn Inc New | $227K | 1,800 |
 CX Cemex Sab DE CV | $219K | 18K |
🔒 Free account: see all 6.
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 Q3 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Oct 29, 2026 | 13F-HR | Q3 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Summa 13F FAQ
What does Summa own?
Summa reported 91 stocks worth $492M in its 13F filing for Q3 2026, filed Oct 29, 2026. Its largest holdings are NVDA (27.6%), AMD (14.4%) and SPY (8.7%). The table above lists every position in the filing (the top 10 without an account).
What did Summa buy and sell in Q3 2026?
Compared with Q2 2026: 14 new positions, 36 added to, 6 trimmed and 6 sold out. New positions include IJH, VWO and EMXC. It sold all of XOM, MU and COST.
When will Summa file its next 13F?
Holdings as of Dec 31, 2026 are due by Feb 15, 2027. The filing appears on this page within minutes of reaching the SEC.
How much is Summa's portfolio worth?
The Q3 2026 filing reports $492M in US stocks. 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.