account_balance
Investment manager · 13F filer · SEC CIK 1954929
Summa Corp.
Reported value$492Mas of Sep 30, 2026
Positions91 13 new, 5 sold out
Top 10 weight77.8%NVDA alone is 28%
FiledOct 3030 days after quarter end
Portfolio · as of Sep 30, 2026
Where the money is
New or addedTrimmedHeld
NVDANVIDIA Corp
27.6%
AMDAdvanced Micro Devices Inc
14.4%
SPYSPDR S&P 500 ETF Trust
8.7%Added +410%
IWDiShares Tr
6.0%Added +537%
IWFiShares Tr
6.0%Added +311%
DBEFDBX ETF Tr
3.6%+275%
VEAVanguard Tax-Managed FDS
3.3%+585%
MRVLMarvell Technology, Inc.
2.9%
GINNGoldman Sachs ETF Tr
2.8%
MSFTMicrosoft Corp
2.6%
IJHiShares Tr
1.8%New
NVDANVIDIA Corp
27.6%
AMDAdvanced Micro Devices Inc
14.4%
SPYSPDR S&P 500 ETF Trust
8.7%+410%
IWDiShares Tr
6.0%+537%
IWFiShares Tr
6.0%+311%
DBEF3.6%
VEA3.3%
MRVL2.9%GINN
MSFTIJH1.8%
QCOMBoxes show the top 12 stocks, sized against each other. The bar above shows how much of the fund they are. 13F only covers US-listed stocks, so foreign holdings and short positions are missing.
Show the top 12 as a list
NVDA NVIDIA Corp 27.6% HeldAMD Advanced Micro Devices Inc 14.4% HeldSPY SPDR S&P 500 ETF Trust 8.7% Added +410%
IWD iShares Tr 6.0% Added +537%
IWF iShares Tr 6.0% Added +311%
DBEF DBX ETF Tr 3.6% Added +275%
VEA Vanguard Tax-Managed FDS 3.3% Added +585%
MRVL Marvell Technology, Inc. 2.9% Added +7%GINN Goldman Sachs ETF Tr 2.8% Added +209%
MSFT Microsoft Corp 2.6% Added +10%IJH iShares Tr 1.8% New
QCOM Qualcomm Inc 1.4% Added +6%What changed
Biggest moves since Jun 30, 2026
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