Summa Corp.

In its 13F for Q1 2025 (holdings as of March 31, 2025, filed April 21, 2025), Summa Corp. reported 59 stock positions worth $172.9 million. Its top holding was Nvidia (NVDA) at 49.2% of the portfolio, followed by Advanced Micro Devices (AMD, 7.1%) and Microsoft (MSFT, 6.1%). Compared with Q4 2024, it opened 4 new positions, sold out of 6, added to 11 and reduced 16. The biggest buy was Alibaba Group Holding-SP ADR (BABA, shares +29%) and the biggest sale Nvidia (NVDA, shares −3%).

Most Recent 13F
Q2 2026
Location
TOMBALL, TX
CIK
0001954929
Portfolio Value
$172.9M (Q1 2025)
SEC Filing
0001214659-25-006133 ↗ filed Apr 21, 2025

Holdings Value

0$100.0M$200.0M$300.0M$400.0M Q1 2024: $183.1M Q1 2024 Q2 2024: $206.3M Q2 2024 Q3 2024: $208.6M Q3 2024 Q4 2024: $203.9M Q4 2024 Q1 2025: $172.9M $172.9M Q1 2025 Q2 2025: $192.4M Q2 2025 Q3 2025: $227.4M Q3 2025 Q4 2025: $233.2M Q4 2025 Q1 2026: $241.9M Q1 2026 Q2 2026: $318.6M Q2 2026

Holdings 59 stocks · $172.9M

NVDA Nvidia Corp. 49.20% 784,723 $85.0M Reduce -3.2%
AMD Advanced Micro Devices 7.14% 120,200 $12.3M Reduce -5.5%
MSFT Microsoft Corp. 6.09% 28,066 $10.5M Reduce -18.2%
BABA Alibaba Group Holding-SP ADR 5.48% 71,673 $9.5M Add +28.7%
QCOM Qualcomm Inc. 3.57% 40,122 $6.2M Reduce -21.5%
VLO Valero Energy Corp. 3.09% 40,400 $5.3M Reduce -21.4%
APA Apa Corp. 2.25% 185,300 $3.9M Reduce -2.5%
OPRT Oportun Financial Corp. 1.79% 562,338 $3.1M Reduce -0.3%
MRVL Marvell Technology Inc. 1.53% 42,963 $2.6M Add +1.3%
BRK.B Berkshire Hathaway Inc. Class B 1.40% 4,538 $2.4M Add +0.8%
AAPL Apple Inc. 1.32% 10,280 $2.3M Reduce -10.5%
UBER Uber Technologies Inc. 1.06% 25,107 $1.8M No change
DVN Devon Energy Corp. 1.03% 51,000 $1.8M No change
AMZN Amazon.com Inc. 0.89% 8,112 $1.5M No change
WMT Walmart Inc. 0.82% 16,062 $1.4M Add +2.9%
GOOGL Alphabet Inc. Class A 0.65% 7,278 $1.1M Reduce -7.5%
JPM JPMorgan Chase & Co. 0.57% 4,000 $981K Reduce -3.2%
MA Mastercard Inc. Class A 0.55% 1,736 $952K No change
UNH Unitedhealth Group Inc. 0.45% 1,485 $778K Add +2.4%
XOM Exxon Mobil Corp. 0.45% 6,500 $773K No change
IEI iShares 3-7 Year Treasury Bo 0.44% 6,370 $753K No change
TMO Thermo Fisher Scientific Inc. 0.42% 1,456 $725K No change
LQD Ishr Ibx Usd Invgd CB ETF-Ui 0.41% 6,450 $701K No change
AGG iShares Core U.S. Aggregate 0.39% 6,900 $683K No change
ADBE Adobe Inc. 0.38% 1,726 $662K Add +6.2%
IEF iShares 7-10 Year Treasury B 0.38% 6,930 $661K No change
O Realty Income Corp. 0.38% 11,250 $653K No change
WFC Wells Fargo & Co. 0.37% 9,024 $648K Add +3.7%
VWOB Vanguard Emerg MKTS Gov BND 0.37% 10,000 $642K No change
T AT&T Inc. 0.35% 21,600 $611K Reduce -1.8%
VYM Vanguard High DVD Yield ETF 0.35% 4,700 $606K No change
SLQD iShares 0-5 YR Inv GRD Corp. 0.35% 12,000 $603K No change
PG The Procter & Gamble Co. 0.31% 3,119 $532K Add +4.0%
MINT PIMCO Enhanced Short Maturit 0.31% 5,260 $529K Reduce -7.4%
EPD Enterprise Products Partners 0.31% 15,500 $529K No change
VCSH Vanguard S/T Corp. Bond ETF 0.30% 6,500 $513K No change
JNJ Johnson & Johnson 0.29% 3,020 $501K No change
SHY iShares 1-3 Year Treasury Bo 0.29% 6,000 $496K No change
EWG iShares MSCI Germany ETF 0.28% 12,820 $475K New
GOOG Alphabet Inc. Class C 0.27% 2,988 $467K Reduce -19.2%
BOND PIMCO Active Bond Exchange-T 0.27% 5,000 $462K No change
COST Costco Wholesale Corp. 0.26% 481 $455K Reduce -9.4%
MRK Merck & Co. Inc. 0.25% 4,880 $438K Reduce -3.9%
V Visa Inc. Class A 0.24% 1,179 $413K No change
SBUX Starbucks Corp. 0.24% 4,200 $412K Add +5.0%
AAXJ iShares MSCI All Country Asi 0.24% 5,500 $407K No change
XBMEX BlackRock Health Sciences 0.21% 9,404 $363K Reduce -27.9%
ORCL Oracle Corp. 0.20% 2,468 $345K Add +20.3%
TGT Target Corp. 0.20% 3,300 $344K No change
SHV iShares 0-1 Year Treasury Bo 0.19% 3,000 $331K New
LLY Eli Lilly & Co. 0.18% 378 $312K New
FDX FedEx Corp. 0.18% 1,250 $305K No change
ABT Abbott Laboratories 0.17% 2,213 $294K No change
ZTS Zoetis Inc. 0.17% 1,763 $290K Add +23.8%
IWF iShares Russell 1000 Growth 0.17% 798 $288K No change
SHOP Shopify Inc. Class A 0.16% 2,978 $284K No change
QQQ Invesco QQQ Trust Series 1 0.16% 575 $270K No change
BXMT Blackstone Mortgage Tru Class A 0.13% 11,400 $228K New
MSCI MSCI Inc. 0.13% 382 $216K No change

Portfolio Sells Q4 2024 → Q1 2025

NVDA Nvidia Corp. Reduce -3.2% 49.20% −4.18
MSFT Microsoft Corp. Reduce -18.2% 6.09% −1.00
AMD Advanced Micro Devices Reduce -5.5% 7.14% −0.39
QCOM Qualcomm Inc. Reduce -21.5% 3.57% −0.29
TLT iShares 20+ Year Treasury BD Sold out 0.00% −0.21
NOW ServiceNow Inc. Sold out 0.00% −0.16
NFLX Netflix Inc. Sold out 0.00% −0.15
ACN Accenture PLC Class A Sold out 0.00% −0.11
SOXX iShares Semiconductor ETF Sold out 0.00% −0.10
ABNB Airbnb Inc. Class A Sold out 0.00% −0.10
AAPL Apple Inc. Reduce -10.5% 1.32% −0.09
GOOGL Alphabet Inc. Class A Reduce -7.5% 0.65% −0.08
GOOG Alphabet Inc. Class C Reduce -19.2% 0.27% −0.08
XBMEX BlackRock Health Sciences Reduce -27.9% 0.21% −0.03
VLO Valero Energy Corp. Reduce -21.4% 3.09% −0.00
MRK Merck & Co. Inc. Reduce -3.9% 0.25% +0.01
COST Costco Wholesale Corp. Reduce -9.4% 0.26% +0.02
MINT PIMCO Enhanced Short Maturit Reduce -7.4% 0.31% +0.03
JPM JPMorgan Chase & Co. Reduce -3.2% 0.57% +0.08
APA Apa Corp. Reduce -2.5% 2.25% +0.10
T AT&T Inc. Reduce -1.8% 0.35% +0.11
OPRT Oportun Financial Corp. Reduce -0.3% 1.79% +0.71

Portfolio Buys Q4 2024 → Q1 2025

BABA Alibaba Group Holding-SP ADR Add +28.7% 5.48% +3.17
BRK.B Berkshire Hathaway Inc. Class B Add +0.8% 1.40% +0.40
EWG iShares MSCI Germany ETF New 0.28% +0.28
SHV iShares 0-1 Year Treasury Bo New 0.19% +0.19
LLY Eli Lilly & Co. New 0.18% +0.18
BXMT Blackstone Mortgage Tru Class A New 0.13% +0.13
WMT Walmart Inc. Add +2.9% 0.82% +0.12
UNH Unitedhealth Group Inc. Add +2.4% 0.45% +0.09
WFC Wells Fargo & Co. Add +3.7% 0.37% +0.08
PG The Procter & Gamble Co. Add +4.0% 0.31% +0.06
SBUX Starbucks Corp. Add +5.0% 0.24% +0.06
ZTS Zoetis Inc. Add +23.8% 0.17% +0.05
ORCL Oracle Corp. Add +20.3% 0.20% +0.03
ADBE Adobe Inc. Add +6.2% 0.38% +0.03
MRVL Marvell Technology Inc. Add +1.3% 1.53% −0.77

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 83$318.6MNVDA, AMD, MRVL, MSFT, SPY
Q1 2026 83$241.9MNVDA, AMD, MSFT, SPY, QUAL
Q4 2025 77$233.2MNVDA, AMD, MSFT, QCOM, IWF
Q3 2025 76$227.4MNVDA, AMD, MSFT, BABA, QCOM
Q2 2025 76$192.4MNVDA, AMD, MSFT, QCOM, IWF
Q1 2025 59$172.9MNVDA, AMD, MSFT, BABA, QCOM
Q4 2024 61$203.9MNVDA, AMD, MSFT, QCOM, VLO
Q3 2024 64$208.6MNVDA, AMD, MSFT, QCOM, BABA
Q2 2024 60$206.3MNVDA, AMD, MSFT, QCOM, VLO
Q1 2024 59$183.1MNVDA, AMD, MSFT, VLO, MRO