# Summa Corp.

> Institutional holdings reported to the SEC as of Q2 2026 on Form 13F. CIK 1954929. Source: https://holderbook.com/funds/1954929-summa-corp/

- Reported value: $318.6M
- Positions: 83
- Weight of the ten largest: 77.5%
- Filed: 2026-08-06

A 13F reports long US equity positions only. Short positions, bonds, foreign listings, private holdings and cash are not visible, so this is not the manager's whole book.

## Holdings

| Security | Ticker | Value | Shares | Weight | Quarters held |
|---|---|---|---|---|---|
| NVIDIA CORPORATION | [NVDA](https://holderbook.com/stocks/NVDA/) | $118.1M | 590,160 | 37.1% | 11 |
| ADVANCED MICRO DEVICES INC | [AMD](https://holderbook.com/stocks/AMD/) | $67.1M | 115,529 | 21.1% | 11 |
| MARVELL TECHNOLOGY INC | [MRVL](https://holderbook.com/stocks/MRVL/) | $14.9M | 50,000 | 4.7% | 11 |
| MICROSOFT CORP | [MSFT](https://holderbook.com/stocks/MSFT/) | $8.6M | 22,948 | 2.7% | 11 |
| STATE STR SPDR S&P 500 ETF T | [SPY](https://holderbook.com/stocks/SPY/) | $8.2M | 10,966 | 2.6% | 5 |
| ISHARES TR | [IWF](https://holderbook.com/stocks/IWF/) | $7.2M | 57,588 | 2.2% | 7 |
| QUALCOMM INC | [QCOM](https://holderbook.com/stocks/QCOM/) | $6.5M | 35,000 | 2.0% | 11 |
| ISHARES TR | [QUAL](https://holderbook.com/stocks/QUAL/) | $6.2M | 28,300 | 1.9% | 2 |
| AMAZON COM INC | [AMZN](https://holderbook.com/stocks/AMZN/) | $5.3M | 22,339 | 1.7% | 11 |
| VANGUARD INDEX FDS | [VOO](https://holderbook.com/stocks/VOO/) | $4.9M | 7,104 | 1.5% | 2 |
| DBX ETF TR | [DBEF](https://holderbook.com/stocks/DBEF/) | $4.7M | 85,816 | 1.5% | 5 |
| ISHARES TR | [IWD](https://holderbook.com/stocks/IWD/) | $4.5M | 18,766 | 1.4% | 5 |
| GOLDMAN SACHS ETF TR | [GINN](https://holderbook.com/stocks/GINN/) | $4.3M | 55,150 | 1.4% | 5 |
| ALPHABET INC | [GOOGL](https://holderbook.com/stocks/GOOGL/) | $3.5M | 9,928 | 1.1% | 11 |
| APPLE INC | [AAPL](https://holderbook.com/stocks/AAPL/) | $3.5M | 12,060 | 1.1% | 11 |
| BERKSHIRE HATHAWAY INC DEL | [BRKB](https://holderbook.com/stocks/BRKB/) | $2.7M | 5,367 | 0.8% | 11 |
| VANGUARD TAX-MANAGED FDS | [VEA](https://holderbook.com/stocks/VEA/) | $2.4M | 33,181 | 0.7% | 2 |
| UBER TECHNOLOGIES INC | [UBER](https://holderbook.com/stocks/UBER/) | $1.9M | 25,929 | 0.6% | 11 |
| OPORTUN FINL CORP | [OPRT](https://holderbook.com/stocks/OPRT/) | $1.7M | 293,266 | 0.5% | 11 |
| ALPHABET INC | [GOOG](https://holderbook.com/stocks/GOOG/) | $1.7M | 4,706 | 0.5% | 11 |
| WALMART INC | [WMT](https://holderbook.com/stocks/WMT/) | $1.6M | 14,537 | 0.5% | 11 |
| TAIWAN SEMICONDUCTOR MANUFAC | [TSM](https://holderbook.com/stocks/TSM/) | $1.6M | 3,400 | 0.5% | 4 |
| INVESCO QQQ TR | [QQQ](https://holderbook.com/stocks/QQQ/) | $1.4M | 1,943 | 0.4% | 11 |
| VALERO ENERGY CORP | [VLO](https://holderbook.com/stocks/VLO/) | $1.4M | 5,400 | 0.4% | 11 |
| SPDR GOLD TR | [GLD](https://holderbook.com/stocks/GLD/) | $1.4M | 3,788 | 0.4% | 4 |
| VANGUARD INDEX FDS | [VB](https://holderbook.com/stocks/VB/) | $1.4M | 4,577 | 0.4% | 2 |
| ISHARES TR | [IEF](https://holderbook.com/stocks/IEF/) | $1.3M | 13,827 | 0.4% | 11 |
| ISHARES TR | [SHY](https://holderbook.com/stocks/SHY/) | $1.3M | 15,714 | 0.4% | 11 |
| PIMCO ETF TR | [MINT](https://holderbook.com/stocks/MINT/) | $1.3M | 12,450 | 0.4% | 7 |
| JPMORGAN CHASE & CO | [JPM](https://holderbook.com/stocks/JPM/) | $1.2M | 3,600 | 0.4% | 11 |
| ISHARES TR | [EMB](https://holderbook.com/stocks/EMB/) | $1.2M | 12,175 | 0.4% | 4 |
| ISHARES TR | [SLQD](https://holderbook.com/stocks/SLQD/) | $906.7K | 18,000 | 0.3% | 11 |
| EXXON MOBIL CORP | [XOMXXXX](https://holderbook.com/stocks/XOMXXXX/) | $902.4K | 6,600 | 0.3% | 11 |
| ISHARES TR | [AGG](https://holderbook.com/stocks/AGG/) | $846.3K | 8,550 | 0.3% | 10 |
| ISHARES TR | [IDV](https://holderbook.com/stocks/IDV/) | $829.5K | 20,022 | 0.3% | 3 |
| BROADCOM INC | [AVGO](https://holderbook.com/stocks/AVGO/) | $755.5K | 2,000 | 0.2% | 5 |
| VANGUARD SCOTTSDALE FDS | [VCSH](https://holderbook.com/stocks/VCSH/) | $750.8K | 9,500 | 0.2% | 11 |
| JOHNSON & JOHNSON | [JNJ](https://holderbook.com/stocks/JNJ/) | $739.1K | 2,910 | 0.2% | 11 |
| ISHARES TR | [IEI](https://holderbook.com/stocks/IEI/) | $724.7K | 6,170 | 0.2% | 11 |
| ISHARES TR | [TIP](https://holderbook.com/stocks/TIP/) | $703.6K | 6,430 | 0.2% | 4 |
| MERCK & CO INC | [MRK](https://holderbook.com/stocks/MRK/) | $688.8K | 5,360 | 0.2% | 7 |
| VANGUARD WHITEHALL FDS | [VWOB](https://holderbook.com/stocks/VWOB/) | $672.4K | 10,000 | 0.2% | 9 |
| ISHARES TR | [AAXJ](https://holderbook.com/stocks/AAXJ/) | $656.3K | 5,500 | 0.2% | 11 |
| SPDR SERIES TRUST | [BIL](https://holderbook.com/stocks/BIL/) | $650.6K | 7,100 | 0.2% | 5 |
| REALTY INCOME CORP | [O](https://holderbook.com/stocks/O/) | $650.6K | 10,500 | 0.2% | 11 |
| VANGUARD WHITEHALL FDS | [VYM](https://holderbook.com/stocks/VYM/) | $632.1K | 4,000 | 0.2% | 11 |
| THERMO FISHER SCIENTIFIC INC | [TMO](https://holderbook.com/stocks/TMO/) | $628.2K | 1,253 | 0.2% | 11 |
| ISHARES TR | [IWO](https://holderbook.com/stocks/IWO/) | $624.4K | 1,585 | 0.2% | 5 |
| ABBVIE INC | [ABBV](https://holderbook.com/stocks/ABBV/) | $603.9K | 2,400 | 0.2% | 5 |
| META PLATFORMS INC | [META](https://holderbook.com/stocks/META/) | $596.0K | 1,058 | 0.2% | 3 |
| VANGUARD WORLD FD | [VGT](https://holderbook.com/stocks/VGT/) | $573.2K | 4,796 | 0.2% | 5 |
| MASTERCARD INCORPORATED | [MA](https://holderbook.com/stocks/MA/) | $572.7K | 1,115 | 0.2% | 11 |
| ENTERPRISE PRODS PARTNERS L | [EPD](https://holderbook.com/stocks/EPD/) | $569.8K | 15,500 | 0.2% | 11 |
| ISHARES TR | [SOXX](https://holderbook.com/stocks/SOXX/) | $565.5K | 1,120 | 0.2% | 3 |
| WISDOMTREE TR | [USFR](https://holderbook.com/stocks/USFR/) | $555.7K | 11,030 | 0.2% | 4 |
| WELLS FARGO & CO | [WFC](https://holderbook.com/stocks/WFC/) | $537.2K | 6,500 | 0.2% | 11 |
| PIMCO ETF TR | [PYLD](https://holderbook.com/stocks/PYLD/) | $530.4K | 20,000 | 0.2% | 3 |
| VANGUARD SCOTTSDALE FDS | [VCLT](https://holderbook.com/stocks/VCLT/) | $526.8K | 7,000 | 0.2% | 3 |
| ISHARES INC | [EEMA](https://holderbook.com/stocks/EEMA/) | $477.9K | 4,086 | 0.1% | 3 |
| PROCTER & GAMBLE CO | [PG](https://holderbook.com/stocks/PG/) | $439.9K | 3,000 | 0.1% | 11 |
| STATE STR SPDR S&P MIDCAP 40 | [MDY](https://holderbook.com/stocks/MDY/) | $422.0K | 600 | 0.1% | 5 |
| SELECT SECTOR SPDR TR | [XLV](https://holderbook.com/stocks/XLV/) | $412.5K | 2,600 | 0.1% | 2 |
| ALIBABA GROUP HLDG LTD | [BABA](https://holderbook.com/stocks/BABA/) | $391.5K | 4,079 | 0.1% | 11 |
| ISHARES TR | [EFA](https://holderbook.com/stocks/EFA/) | $374.1K | 3,601 | 0.1% | 1 |
| SALESFORCE INC | [CRM](https://holderbook.com/stocks/CRM/) | $347.5K | 2,218 | 0.1% | 5 |
| AT&T INC | [T](https://holderbook.com/stocks/T/) | $331.2K | 16,000 | 0.1% | 11 |
| VISA INC | [V](https://holderbook.com/stocks/V/) | $330.4K | 963 | 0.1% | 11 |
| INVESCO EXCHANGE TRADED FD T | [RSP](https://holderbook.com/stocks/RSP/) | $326.8K | 1,536 | 0.1% | 2 |
| BITMINE IMMERSION TECHS INC | [BMNR](https://holderbook.com/stocks/BMNR/) | $319.4K | 24,000 | 0.1% | 4 |
| DEERE & CO | [DE](https://holderbook.com/stocks/DE/) | $310.8K | 490 | 0.1% | 5 |
| MICRON TECHNOLOGY INC | [MU](https://holderbook.com/stocks/MU/) | $305.9K | 265 | 0.1% | 1 |
| ISHARES INC | [EWJ](https://holderbook.com/stocks/EWJ/) | $304.5K | 3,265 | 0.1% | 2 |
| ISHARES TR | [IWN](https://holderbook.com/stocks/IWN/) | $287.3K | 1,299 | 0.1% | 1 |
| FIRST TR EXCHANGE-TRADED FD | [QTEC](https://holderbook.com/stocks/QTEC/) | $287.2K | 962 | 0.1% | 5 |
| GOLDMAN SACHS ETF TR | [GTEK](https://holderbook.com/stocks/GTEK/) | $283.0K | 4,500 | 0.1% | 1 |
| COSTCO WHOLESALE CORPORATION | [COST](https://holderbook.com/stocks/COST/) | $280.6K | 300 | 0.1% | 11 |
| ASML HLDG NV | [ASML](https://holderbook.com/stocks/ASML/) | $264.6K | 133 | 0.1% | 1 |
| FIRST TR EXCHANGE TRADED FD | [CIBR](https://holderbook.com/stocks/CIBR/) | $229.6K | 2,500 | 0.1% | 1 |
| IRON MTN INC DEL | [IRM](https://holderbook.com/stocks/IRM/) | $227.4K | 1,800 | 0.1% | 1 |
| CEMEX SA EURO MTN BE 144A | [CX](https://holderbook.com/stocks/CX/) | $218.8K | 18,230 | 0.1% | 2 |
| ISHARES TR | [IVV](https://holderbook.com/stocks/IVV/) | $205.9K | 275 | 0.1% | 2 |
| AMERICAN EXPRESS CO | [AXP](https://holderbook.com/stocks/AXP/) | $202.9K | 600 | 0.1% | 5 |
| ISHARES TR | [ISTB](https://holderbook.com/stocks/ISTB/) | $202.7K | 4,200 | 0.1% | 2 |

## What the disclosed book did

Not the fund's return. This is the change in value of the positions disclosed on Form 13F, had they been left untouched, against SPY over the same quarter ends.

| Quarter | Book | Market | Difference | Priced |
|---|---|---|---|---|
| Q2 2026 | +33.9% | +14.8% | +19.1% | 100% |
| Q1 2026 | -6.2% | -4.6% | -1.6% | 100% |
| Q4 2025 | +2.7% | +2.4% | +0.4% | 100% |
| Q3 2025 | +13.2% | +7.8% | +5.4% | 100% |
| Q2 2025 | +27.5% | +10.5% | +17.1% | 100% |
| Q1 2025 | -11.4% | -4.6% | -6.9% | 100% |
| Q4 2024 | +1.9% | +2.1% | -0.3% | 100% |
| Q3 2024 | -1.7% | +5.4% | -7.1% | 100% |

## Quarter by quarter

| Quarter | Value | Positions |
|---|---|---|
| Q2 2026 | $318.6M | 83 |
| Q1 2026 | $241.9M | 83 |
| Q4 2025 | $233.2M | 77 |
| Q3 2025 | $227.4M | 76 |
| Q2 2025 | $192.4M | 76 |
| Q1 2025 | $172.9M | 59 |
| Q4 2024 | $203.9M | 61 |
| Q3 2024 | $208.6M | 64 |
| Q2 2024 | $206.3M | 60 |
| Q1 2024 | $183.1M | 59 |
| Q4 2023 | $142.9M | 60 |