Summa Corp.
13F holdings for Q2 2026 · TOMBALL, TX · filed August 6, 2026
Summa Corp. reported $319M in 13F securities across 83 holdings for Q2 2026, in a Form 13F filed August 6, 2026. The largest positions were NVDA (37.1%), AMD (21.1%), MRVL (4.7%). Reported value rose 31.7% from the quarter before. It opened 7 new positions, added to 23, trimmed 19 and sold out of 7.
- 13F value Q2 2026
- $319M
- Holdings
- 83
- Change vs prior quarter
- +31.7%
- Rank by 13F value
- #5,098
Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
Top holdings
| Stock | Value | Weight | Shares | Change in shares | Move |
|---|---|---|---|---|---|
| NVDA NVIDIA Corporation | $118M | 37.1% | 590,160 | -7.1% | Trimmed |
| AMD Advanced Micro Devices Inc. | $67.1M | 21.1% | 115,529 | -5.7% | Trimmed |
| MRVL Marvell Technology Inc. | $14.9M | 4.7% | 50,000 | +19.0% | Added |
| MSFT Microsoft Corporation | $8.6M | 2.7% | 22,948 | +1.0% | Added |
| SPY State Street SPDR S&P 500 ETF Trust Unit | $8.2M | 2.6% | 10,966 | -0.2% | Trimmed |
| iShares Russell 1000 Growth ETF | $7.2M | 2.2% | 57,588 | +414.6% | Added |
| QCOM QUALCOMM Incorporated | $6.5M | 2.0% | 35,000 | +2.9% | Added |
| iShares Msci USA Quality Factor ETF | $6.2M | 1.9% | 28,300 | 0% | Unchanged |
| AMZN Amazon.com Inc. | $5.3M | 1.7% | 22,339 | +4.7% | Added |
| Vanguard Index FDS | $4.9M | 1.5% | 7,104 | +2.8% | Added |
| DBX ETF TR | $4.7M | 1.5% | 85,816 | +9.4% | Added |
| iShares Russell 1000 Value ETF | $4.5M | 1.4% | 18,766 | +40.3% | Added |
| Goldman Sachs ETF TR | $4.3M | 1.4% | 55,150 | +55.2% | Added |
| GOOGL Alphabet Inc. | $3.5M | 1.1% | 9,928 | -3.5% | Trimmed |
| AAPL Apple Inc. | $3.5M | 1.1% | 12,060 | -3.8% | Trimmed |
| BRK.B Berkshire Hathaway Inc. | $2.7M | 0.8% | 5,367 | +5.9% | Added |
| Vanguard Ftse Developed Markets ETF | $2.4M | 0.7% | 33,181 | 0% | Unchanged |
| UBER Uber Technologies Inc. | $1.9M | 0.6% | 25,929 | -0.8% | Trimmed |
| OPRT Oportun Financial Corporation | $1.7M | 0.5% | 293,266 | -26.1% | Trimmed |
| GOOG Alphabet Inc. | $1.7M | 0.5% | 4,706 | -2.9% | Trimmed |
| WMT Walmart Inc. | $1.6M | 0.5% | 14,537 | -0.5% | Trimmed |
| TSM Taiwan Semiconductor Manufacturing Company Ltd. | $1.6M | 0.5% | 3,400 | -5.6% | Trimmed |
| QQQ Invesco QQQ Trust, Series 1 | $1.4M | 0.4% | 1,943 | +8.2% | Added |
| VLO Valero Energy Corporation | $1.4M | 0.4% | 5,400 | 0% | Unchanged |
| SPDR Gold TR | $1.4M | 0.4% | 3,788 | 0% | Unchanged |
Share positions only, at the value reported for the end of Q2 2026. Weight is the share of $319M in share positions; options and bonds count in the 13F value but not here.
Biggest buys in Q2 2026
- iShares Russell 1000 Growth ETF Added+$5.8M
- MRVL Marvell Technology Inc. Added+$2.4M
- Goldman Sachs ETF TR Added+$1.5M
- iShares Russell 1000 Value ETF Added+$1.3M
- Vanguard World FD Added+$516K
- iShares TR Added+$464K
- Pimco ETF TR Added+$408K
- DBX ETF TR Added+$401K
- iShares TR New+$374K
- Wisdomtree TR Added+$350K
Biggest sells in Q2 2026
- NVDA NVIDIA Corporation Trimmed-$9.0M
- AMD Advanced Micro Devices Inc. Trimmed-$4.0M
- OPRT Oportun Financial Corporation Trimmed-$591K
- ORCL Oracle Corporation Sold out-$453K
- LLY Eli Lilly and Company Sold out-$342K
- MA Mastercard Incorporated Trimmed-$313K
- Honeywell Intl Inc Sold out-$249K
- IEI iShares 3-7 Year Treasury Bond ETF Trimmed-$248K
- SHOP Shopify Inc. Sold out-$243K
- ZTS Zoetis Inc. Sold out-$206K
The change in shares since Q1 2026, adjusted for stock splits and priced at the Q2 2026 value per share. 7 new, 23 added, 19 trimmed, 7 sold out.
Sector mix
- Technology71.4%
- Not listed with us15.0%
- n/a3.5%
- Funds and other3.4%
- Consumer Discretionary3.4%
- Finance1.2%
- Health Care0.6%
- Energy0.4%
- Industrials0.4%
- Real Estate0.3%
- Utilities0.2%
- Telecommunications0.1%
13F value by quarter
More holdings
| Stock | Value | Weight | Shares | Change in shares | Move |
|---|---|---|---|---|---|
| Vanguard Morningstar Small-Cap ETF | $1.4M | 0.4% | 4,577 | 0% | Unchanged |
| IEF iShares 7-10 Year Treasury Bond ETF | $1.3M | 0.4% | 13,827 | 0% | Unchanged |
| SHY iShares 1-3 Year Treasury Bond ETF | $1.3M | 0.4% | 15,714 | +12.4% | Added |
| Pimco ETF TR | $1.3M | 0.4% | 12,450 | +48.2% | Added |
| JPM JP Morgan Chase & Co. | $1.2M | 0.4% | 3,600 | -5.3% | Trimmed |
| EMB iShares J.P. Morgan USD Emerging Markets Bond ETF | $1.2M | 0.4% | 12,175 | 0% | Unchanged |
| SLQD iShares 0-5 Year Investment Grade Corporate Bond ETF | $907K | 0.3% | 18,000 | +21.6% | Added |
| Exxon Mobil Corp | $902K | 0.3% | 6,600 | 0% | Unchanged |
| iShares TR | $846K | 0.3% | 8,550 | +21.3% | Added |
| iShares TR | $830K | 0.3% | 20,022 | +127.2% | Added |
| AVGO Broadcom Inc. | $756K | 0.2% | 2,000 | -19.2% | Trimmed |
| VCSH Vanguard Short-Term Corporate Bond ETF | $751K | 0.2% | 9,500 | 0% | Unchanged |
| JNJ Johnson & Johnson | $739K | 0.2% | 2,910 | -3.6% | Trimmed |
| IEI iShares 3-7 Year Treasury Bond ETF | $725K | 0.2% | 6,170 | -25.5% | Trimmed |
| iShares TR | $704K | 0.2% | 6,430 | 0% | Unchanged |
| MRK Merck & Company Inc. | $689K | 0.2% | 5,360 | 0% | Unchanged |
| VWOB Vanguard Emerging Markets Government Bond ETF | $672K | 0.2% | 10,000 | 0% | Unchanged |
| AAXJ iShares MSCI All Country Asia ex Japan Index Fund | $656K | 0.2% | 5,500 | 0% | Unchanged |
| SPDR Series Trust | $651K | 0.2% | 7,100 | 0% | Unchanged |
| O Realty Income Corporation | $651K | 0.2% | 10,500 | 0% | Unchanged |
| Vanguard High Dividend Yield Index ETF | $632K | 0.2% | 4,000 | 0% | Unchanged |
| TMO Thermo Fisher Scientific Inc | $628K | 0.2% | 1,253 | +25.3% | Added |
| iShares TR | $624K | 0.2% | 1,585 | +27.5% | Added |
| ABBV AbbVie Inc. | $604K | 0.2% | 2,400 | 0% | Unchanged |
| META Meta Platforms Inc. | $596K | 0.2% | 1,058 | +8.8% | Added |
Showing the 50 largest of 83 share positions. The full filing on SEC EDGAR
Questions about Summa Corp.
- What does Summa Corp. own?
- In its Form 13F for Q2 2026, Summa Corp. reported 83 holdings worth $319M. The five largest were NVDA, AMD, MRVL, MSFT, SPY.
- What did Summa Corp. buy and sell in Q2 2026?
- Summa Corp. opened 7 new positions, added to 23, trimmed 19 and sold out of 7 compared with the quarter before.
- When did Summa Corp. file its latest 13F?
- Form 13F is due 45 days after each quarter ends. The Q2 2026 report was due August 14, 2026 and was filed August 6, 2026.
From Form 13F filed by Summa Corp. (SEC CIK 0001954929) for the quarter ended June 30, 2026, via the SEC's Form 13F data sets. Amendments that restate a report replace it; amendments that add holdings are included. View on SEC EDGAR · All funds