CINCINNATI SPECIALTY UNDERWRITERS INSURANCE CO
Q4 2025 Form 13-F

FAIRFIELD, OHIO
CIK 0001426763 · Institutional investment manager
Consolidated report · includes 1 manager since Q2 2013
$433.5M Reported Value Total
Reported value
$433.5M
Quarter over quarter
+1.5%
Holdings
38
Top-10 concentration
77.4%

Filing Structure

Reports holdings for

Key People

Named on the latest Form 13-F filing — not necessarily an owner
Steven A. Soloria
Chief Investment Officer

Filing Navigation

13F Metrics

Loading 13F Metrics

Q4 2025 13F record

Q4 2025 13F filing summary

Q4 2025 Form 13F portfolio summary
Period of report December 31, 2025
Filed February 12, 2026
Form 13F-HR
Reported value $433.5M
Positions 38
Change in reported value +1.3%
New positions 2
Exited positions 1
Position turnover 7.7%
Top-10 concentration 77.4%

13F filings by quarter

Form 13F filings by quarter
Quarter Positions Value
Q3 2026 13F
Filed Nov 3, 2026
45 $454.3M
Q2 2026 13F
Filed Aug 6, 2026
45 $449.0M
Q1 2026 13F
Filed May 11, 2026
46 $411.6M
Q4 2025 13F
Filed Feb 12, 2026
38 $433.5M
Q3 2025 13F
Filed Nov 6, 2025
37 $427.9M
Q2 2025 13F
Filed Aug 7, 2025
37 $380.5M
Q1 2025 13F
Filed May 8, 2025
37 $332.8M
Q4 2024 13F
Filed Feb 12, 2025
37 $363.7M
Q3 2024 13F
Filed Nov 7, 2024
39 $340.0M
Q2 2024 13F
Filed Aug 8, 2024
41 $332.9M
Q1 2024 13F
Filed May 3, 2024
40 $318.0M
Q4 2023 13F
Filed Feb 8, 2024
38 $301.8M
Q3 2023 13F
Filed Nov 3, 2023
38 $262.2M
Q2 2023 13F
Filed Aug 8, 2023
38 $273.4M
Q1 2023 13F
Filed May 5, 2023
38 $250.8M
Q4 2022 13F
Filed Feb 9, 2023
38 $237.6M
Q3 2022 13F
Filed Nov 8, 2022
38 $217.7M
Q2 2022 13F
Filed Aug 5, 2022
38 $232.3M
Q1 2022 13F
Filed May 12, 2022
38 $269.0M
Q4 2021 13F
Filed Feb 11, 2022
38 $286.9M

34 earlier quarters on file — choose one from the quarter menu above.

Top 20 holdings · Q4 2025

Largest Q4 2025 13F positions by reported value
# Holding Reported value % of portfolio
1 AVGO BROADCOM ORD $134.8M 31.1%
2 AAPL APPLE ORD $83.7M 19.32%
3 MSFT MICROSOFT ORD $29.0M 6.69%
4 ENB ENBRIDGE ORD $21.2M 4.9%
5 JPM JPMORGAN CHASE ORD $15.0M 3.46%
6 ADP AUTOMATIC DATA PROCESSING ORD $12.1M 2.79%
7 HD HOME DEPOT ORD $11.0M 2.54%
8 ADI ANALOG DEVICES ORD $10.1M 2.33%
9 WEC WEC ENERGY GROUP ORD $10.0M 2.31%
10 RPM RPM ORD $8.3M 1.92%
11 VLO VALERO ENERGY ORD $7.2M 1.66%
12 CSCO CISCO SYSTEMS ORD $6.9M 1.59%
13 ACN ACCENTURE CL A ORD $6.7M 1.55%
14 MMM 3M ORD $6.4M 1.48%
15 ABBV ABBVIE ORD $6.2M 1.43%
16 TJX TJX ORD $5.7M 1.31%
17 AMT AMERICAN TOWER REIT $5.3M 1.22%
18 RTX RTX ORD $4.8M 1.1%
19 LRCX LAM RESEARCH ORD $4.8M 1.1%
20 SNA SNAP ON ORD $4.7M 1.07%

Values as reported on the Q4 2025 Form 13F. Every position is in the holdings table below.

Filing Details

Loading Activities
Loading Sector Allocation
Crunching numbers

Performance

Loading Performance

Potential New Buys

Finding Potential New Buys

Holdings

Building table
Loading SEC filing data
Loading Form 4 Filings

Beneficial Ownership (Schedule 13D/13G)

Loading 13D/G filings