SC

Summa Corp.

Sector-focusedMomentum followerConcentrated strategy

Total reported value

$241.9M

Reporting period: 2026-03-31 · Number of holdings: 83

Summa Corp. disclosed 83 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $241.9M and a quarterly turnover rate of 19.5%.

Personality snowflake

Concentration
90.46
Portfolio Stability
19.53
Momentum/Contrarian
100
Sector conviction
100
Diversification
100
Sizing Uniformity
57.59

Recent moves

  • Trim NVDA

    -0.0%　-$7.7M

  • Add SPY

    +562.2%　$6.0M

  • Trim MSFT

    +2.7%　-$2.3M

  • Add GINN

    +960.7%　$2.2M

  • Trim AMD

    +0.6%　-$1.2M

  • Trim QCOM

    -2.9%　-$1.6M

Holdings Map

New buyAddUnchangedTrim

Top 10 holdings by weight

Full holdings list this quarter

#TickerIssuerAsset SubclassWeightWeight ChangeShares Change4Q Trend
1NVDANvidia CORPStock-Tech45.79%-5.01%-0.01%
2AMDAdvanced Micro DevicesStock-Tech10.30%-0.88%+0.58%
3MSFTMicrosoft CORPStock-Tech3.48%-1.11%+2.67%
4SPYSs Spdr S&p 500 ETF Trust-usETF-Large Cap & Growth2.96%+2.47%+562.23%
5QUALIshares Msci USA Quality FacETF-Other2.24%+2.24%NEW
6IWFIshares Russell 1000 GrowthETF-Other1.97%-0.27%+1.49%
7AMZNAmazon.com INCStock-Consumer Disc1.84%-0.25%+1.14%
8QCOMQualcomm INCStock-Tech1.81%-0.76%-2.86%
9MRVLMarvell Technology INCStock-Tech1.72%+0.26%+5.00%
10VOOVanguard S&p 500 ETFETF-Large Cap & Growth1.71%+1.71%NEW
11DBEFXtrackers Msci Eafe Hedged EETF-Other1.60%+0.66%+72.00%
12AAPLApple INCStock-Tech1.32%-0.17%-1.62%
13GOOGLAlphabet Inc-cl AStock-Comm Services1.22%-0.22%-3.92%
14IWDIshares Russell 1000 Value EETF-Other1.18%——
15BRK-BBerkshire Hathaway Inc-cl BStock-Other1.00%—+4.47%
16GINNGoldman Sachs Innovate EqtyETF-Commodities1.00%+0.90%+960.69%
17VEAVanguard Ftse Developed ETFETF-Other0.88%+0.88%NEW
18UBERUber Technologies INCStock-Industrials0.78%-0.10%+4.56%
19OPRTOportun Financial CORPStock-Other0.76%-0.14%—
20WMTWalmart INCStock-Consumer Staples0.75%—-7.81%
21GLDSpdr Gold SharesETF-Commodities0.67%-0.15%-21.23%
22GOOGAlphabet Inc-cl CStock-Comm Services0.57%-0.09%-1.48%
23VLOValero Energy CORPStock-Energy0.55%+0.17%—
24IEFIshares 7-10 Year Treasury BETF-Gov Bonds0.55%—-0.61%
25TSMTaiwan Semiconductor-sp AdrStock-Tech0.50%+0.03%—
26VBVanguard Small-cap ETFETF-Other0.50%+0.50%NEW
27SHYIshares 1-3 Year Treasury BoETF-Gov Bonds0.48%+0.10%+30.82%
28EMBIshares Jp Morgan Usd EmergiETF-Other0.47%——
29XOMExxon Mobil CORPStock-Energy0.46%+0.10%-5.71%
30JPMJpmorgan Chase & CoStock-Financials0.46%-0.07%—
31QQQInvesco Qqq Trust Series 1ETF-Tech0.43%-0.06%-2.71%
32IEIIshares 3-7 Year Treasury BoETF-Gov Bonds0.41%—-3.93%
33MAMastercard INC - AStock-Financials0.36%-0.06%—
34MINTPimco Enhanced Short MaturitETF-Other0.35%—-4.55%
35AVGOBroadcom INCStock-Tech0.32%-0.06%-4.52%
36VCSHVanguard S/t CORP Bond ETFETF-Corp Bonds0.31%——
37SLQDIshares 0-5 Yr Inv Grd CORPETF-Other0.31%——
38JNJJohnson & JohnsonStock-Healthcare0.31%+0.03%-3.64%
39TIPIshares Tips Bond ETFETF-Other0.29%——
40AGGIshares Core U.s. AggregateETF-Other0.29%——
41VWOBVanguard Emerg Mkts Gov BndETF-Other0.27%——
42BILSs Spdr Bb 1-3m T-bill ETFETF-Gov Bonds0.27%—+1.20%
43MRKMerck & Co. INC.Stock-Healthcare0.27%——
44ORealty Income CORPStock-Real Estate0.27%——
45VYMVanguard High Dvd Yield ETFETF-Other0.24%——
46EPDEnterprise Products PartnersStock-Energy0.24%+0.03%—
47METAMeta Platforms Inc-class AStock-Comm Services0.23%—+9.95%
48AAXJIshares Msci All Country AsiETF-Other0.22%——
49PYLDPimco Multisector Bond ActvETF-Other0.22%+0.07%+53.85%
50VCLTVanguard Long-term CORP BondETF-Corp Bonds0.22%+0.09%+75.00%
1–50 of 83

Holding changes this quarter

Summa Corp.'s most significant position changes for 2026-03-31: New buy: Ishares Msci USA Quality Fac (QUAL); New buy: Vanguard S&p 500 ETF (VOO); New buy: Vanguard Ftse Developed ETF (VEA); New buy: Vanguard Small-cap ETF (VB); Sold out: Ishr Ibx Usd Invgd Cb Etf-ui (LQD).

Position changes disclosed by Summa Corp. for the quarter ending 2026-03-31, including ticker, issuer, weight change, shares change, and action
#TickerIssuerWeight ChangeShares ChangeAction
1SPYSs Spdr S&p 500 ETF Trust-us+2.5%+562.23%Add
2GINNGoldman Sachs Innovate Eqty+0.9%+960.69%Add
3DBEFXtrackers Msci Eafe Hedged E+0.7%+72.00%Add
4MRVLMarvell Technology INC+0.3%+5.00%Add
5VLOValero Energy CORP+0.2%—Unchanged
6XOMExxon Mobil CORP+0.1%-5.71%Trim
7SHYIshares 1-3 Year Treasury Bo+0.1%+30.82%Add
8VCLTVanguard Long-term CORP Bond+0.1%+75.00%Add
9PYLDPimco Multisector Bond Actv+0.1%+53.85%Add
10TSMTaiwan Semiconductor-sp Adr0%—Unchanged
11JNJJohnson & Johnson0%-3.64%Trim
12EPDEnterprise Products Partners0%—Unchanged
13TMOThermo Fisher Scientific INC-0.1%—Unchanged
14AVGOBroadcom INC-0.1%-4.52%Trim
15MAMastercard INC - A-0.1%—Unchanged
16WFCWells Fargo & Co-0.1%-4.90%Trim
17QQQInvesco Qqq Trust Series 1-0.1%-2.71%Trim
18JPMJpmorgan Chase & Co-0.1%—Unchanged
19BMNRBitmine Immersion Technologi-0.1%—Unchanged
20GOOGAlphabet Inc-cl C-0.1%-1.48%Trim
21IDVIshares International Select-0.1%-43.48%Trim
22UBERUber Technologies INC-0.1%+4.56%Add
23CRMSalesforce INC-0.1%-5.09%Trim
24OPRTOportun Financial CORP-0.1%—Unchanged
25GLDSpdr Gold Shares-0.2%-21.23%Trim
26USFRWisdomtree Floating Rate Tre-0.2%-64.28%Trim
27AAPLApple INC-0.2%-1.62%Trim
28GOOGLAlphabet Inc-cl A-0.2%-3.92%Trim
29AMZNAmazon.com INC-0.3%+1.14%Add
30IWFIshares Russell 1000 Growth-0.3%+1.49%Add
31QCOMQualcomm INC-0.8%-2.86%Trim
32AMDAdvanced Micro Devices-0.9%+0.58%Add
33MSFTMicrosoft CORP-1.1%+2.67%Add
34NVDANvidia CORP-5%-0.01%Trim
35QUALIshares Msci USA Quality Fac—NEWNew buy
36VOOVanguard S&p 500 ETF—NEWNew buy
37VEAVanguard Ftse Developed ETF—NEWNew buy
38VBVanguard Small-cap ETF—NEWNew buy
39LQDIshr Ibx Usd Invgd Cb Etf-ui—EXITSold out
40XLVSs Health Care Select Sector—NEWNew buy
41EWJIshares Msci Japan ETF—NEWNew buy
42NOWServicenow INC—EXITSold out
43RSPInvesco S&p 500 Equal Weight—NEWNew buy
44IVVIshares Core S&p 500 ETF—NEWNew buy
45CXCemex Sab-spons Adr Part Cer—NEWNew buy
46VOOGVanguard S&p 500 Growth ETF—EXITSold out
47ILFIshares Latin America 40 ETF—NEWNew buy
48ISTBIshares Core 1-5 Year Usd Bo—NEWNew buy
49NADNuveen Quality Municipal INC—EXITSold out
50VTEBVanguard Tax-exempt Bond ETF—EXITSold out

FAQ

What is Summa Corp. and what type of investor is it?
Summa Corp. is a investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-03-31), the firm manages a tracked equity portfolio valued at approximately $241.9M, spread across 83 disclosed positions.
What are Summa Corp.'s largest equity positions?
Based on the latest 13F filing, Summa Corp.'s top holdings by market value are: 1. Nvidia CORP (NVDA) — $110.8M (45.8%) 2. Advanced Micro Devices (AMD) — $24.9M (10.3%) 3. Microsoft CORP (MSFT) — $8.4M (3.5%) 4. Ss Spdr S&p 500 ETF Trust-us (SPY) — $7.1M (3.0%) 5. Ishares Msci USA Quality Fac (QUAL) — $5.4M (2.2%)
What changes did Summa Corp. make in its most recent portfolio filing?
In the latest reported quarter, Summa Corp. made 42 notable position adjustments: 11 new positions were initiated, 12 existing holdings were added to, 14 positions were partially reduced, and 5 were completely exited. The largest of these moves: New buy: Ishares Msci USA Quality Fac (QUAL); New buy: Vanguard S&p 500 ETF (VOO); New buy: Vanguard Ftse Developed ETF (VEA); New buy: Vanguard Small-cap ETF (VB); Sold out: Ishr Ibx Usd Invgd Cb Etf-ui (LQD)
What sectors does Summa Corp. focus on?
Summa Corp. is concentrated in the following sectors based on its current disclosed equity portfolio: • Information Technology: 86.5% • Financials: 3.0% • Communication Services: 2.9% • Consumer Discretionary: 2.7% • Health Care: 1.5% • Consumer Staples: 1.5%