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Summa Corp.

Updated 6 days ago

Managed by Summa Corp. • Latest filing Q3 2026

Portfolio value
$492.1M
Q3 2026
Filings
4
Quarterly 13F history
Top-10 concentration
100.0%
Weight of largest holdings
Annualized return
—
Implied from 13F holdings

Portfolio value history

13F-disclosed portfolio value over 4 quarters

Show data table
PeriodPortfolio value
Q4 2025$233.2M
Q1 2026$241.9M
Q2 2026$318.6M
Q3 2026$492.1M

Top holdings

112 positions as of Q3 2026

View filing
N

NVIDIA CORPORATION

Value
$134.7M
Shares
590.0K
% Port
27.37%
A

ADVANCED MICRO DEVICES INC

Value
$70.7M
Shares
115.5K
% Port
14.36%
S

STATE STR SPDR S&P 500 ETF T

Value
$40M
Shares
52.4K
% Port
8.14%
E

ISHARES TR

Value
$27.8M
Shares
222.0K
% Port
5.65%
E

ISHARES TR

Value
$27.6M
Shares
111.5K
% Port
5.62%
P

DBX ETF TR

Value
$16.6M
Shares
302.8K
% Port
3.38%
V

VANGUARD TAX-MANAGED FDS

Value
$14.9M
Shares
211.5K
% Port
3.03%
M

MARVELL TECHNOLOGY INC

Value
$14.1M
Shares
53.4K
% Port
2.87%
?
9.N/A

GOLDMAN SACHS ETF TR

Value
$13M
Shares
161.0K
% Port
2.65%
M

MICROSOFT CORP

Value
$12.2M
Shares
23.7K
% Port
2.47%
E

ISHARES TR

Value
$8M
Shares
111.6K
% Port
1.63%
Q

QUALCOMM INC

Value
$6.8M
Shares
37.1K
% Port
1.39%
E

ISHARES TR

Value
$6.4M
Shares
28.9K
% Port
1.30%
A

AMAZON COM INC

Value
$5.9M
Shares
23.9K
% Port
1.21%
V

VANGUARD INDEX FDS

Value
$5.1M
Shares
7.2K
% Port
1.03%
A

APPLE INC

Value
$4M
Shares
12.0K
% Port
0.81%
G

ALPHABET INC

Value
$3.9M
Shares
11.4K
% Port
0.80%
S

SELECT SECTOR SPDR TR

Value
$3.8M
Shares
22.3K
% Port
0.76%
E

ISHARES TR

Value
$3M
Shares
8.3K
% Port
0.60%
B

BERKSHIRE HATHAWAY INC DEL

Value
$2.9M
Shares
5.9K
% Port
0.60%

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