DOSSIER · 13F-HR · Q2 2026

Summa Corp.

$319M in tracked AUM across 83 positions as of Q2 2026.

SC
CIK 0001954929 · last filed Jun 30, 2026
Total AUM
$319M
as of Q2 2026
Holdings
83
positions
Whale Score
62
62
tracked
Activity
no data
changes this Q
AI Analysis · Q2 2026
Comprehensive Analysis of Summa Corp. SEC 13F Filing (Q4 2025)
1. Portfolio Overview

Summa Corp. manages a concentrated growth-oriented portfolio totaling approximately $233.16 million as of December 31, 2025. The firm has executed a significant expansion strategy over the quarter, growing the portfolio's total value by +57.6% (up from $147.92M in the previous quarter). This capital increase was driven by a combination of new capital inflows and a dynamic rebalancing strategy.

Th...

2. Key Holdings

The portfolio is dominated by a "Barbell" strategy, with massive exposure to a select few technology giants balanced by a long tail of diversified holdings.

Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
NVDA
NVIDIA CORPORATION
$118M590K37.1%
02
AMD
ADVANCED MICRO DEVICES INC
$67M116K21.1%
03
MRVL
MARVELL TECHNOLOGY INC
$15M50K4.7%
04
MSFT
MICROSOFT CORP
$9M23K2.7%
05
SPY
STATE STR SPDR S&P 500 ETF T
$8M11K2.6%
06
IWF
ISHARES TR
$7M58K2.2%
07
QCOM
QUALCOMM INC
$6M35K2.0%
08
QUAL
ISHARES TR
$6M28K1.9%
09
AMZN
AMAZON COM INC
$5M22K1.7%
10
VOO
VANGUARD INDEX FDS
$5M7K1.5%

Filing history

2026Q2Jun 30
$319M 31.7%
83 positionsView →
2026Q1Mar 31
$242M 3.8%
83 positionsView →
2025Q4Dec 31
$233M 2.5%
83 positionsView →
2025Q3Sep 30
$227M 18.2%
82 positionsView →
2025Q2Jun 30
$192M 11.3%
81 positionsLocked
2025Q1Mar 31
$173M 15.2%
65 positionsLocked
2024Q4Dec 31
$204M 2.3%
68 positionsLocked
2024Q3Sep 30
$209M 1.1%
72 positionsLocked
2024Q2Jun 30
$206M 12.7%
67 positionsLocked
2024Q1Mar 31
$183M 28.1%
65 positionsLocked
2023Q4Dec 31
$143M
65 positionsLocked