Cincinnati Specialty Underwriters Insurance CO — 13F Holdings & Portfolio
CIK 1426763 · latest 13F-HR filed 2026-05-11
Cincinnati Specialty Underwriters Insurance CO manages $411.6M in 13F-reported U.S. long-equity assets across 46 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are AAPL (15.60%), AVGO (13.70%), ENB (5.84%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 9 new positions, exited 1, added to 20, and trimmed 9.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$411.6M
Long-equity book
46
Distinct positions
2026-03-31
Filed 2026-05-11
+9 / −1 / ↑20 / ↓9
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- ARTHUR J GALLAGHER ORD$5.5M +254.2%
- PROLOGIS REIT$4.7M +308.3%
- MARSH ORD$3.8M +158.1%
- VALERO ENERGY ORD$3.7M +51.8%
- ABBVIE ORD$3.6M +58.2%
Top Trims
- BROADCOM ORD-$78.4M -58.2%
- APPLE ORD-$19.5M -23.3%
- MICROSOFT ORD-$6.8M -23.5%
- AUTOMATIC DATA PROCESSING ORD-$2.5M -21.0%
- ACCENTURE CL A ORD-$1.8M -26.1%
New Positions
- OWENS CORNIING ORD$9.1M
- THERMO FISHER SCIENTIFIC ORD$7.8M
- MICROCHIP TECHNOLOGY ORD$7.4M
- UNITEDHEALTH GRP ORD$7.0M
- LAM RESEARCH ORD$5.9M
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | APPLE ORD | AAPL | 037833100 | $64.2M | 15.60% | 253,080 | SH |
| 2 | BROADCOM ORD | AVGO | 11135F101 | $56.4M | 13.70% | 182,268 | SH |
| 3 | ENBRIDGE ORD | ENB | 29250N105 | $24.0M | 5.84% | 443,664 | SH |
| 4 | MICROSOFT ORD | MSFT | 594918104 | $22.2M | 5.40% | 60,000 | SH |
| 5 | JPMORGAN CHASE ORD | JPM | 46625H100 | $13.7M | 3.32% | 46,500 | SH |
| 6 | ANALOG DEVICES ORD | ADI | 032654105 | $11.9M | 2.88% | 37,300 | SH |
| 7 | WEC ENERGY GROUP ORD | WEC | 92939U106 | $11.0M | 2.67% | 95,000 | SH |
| 8 | VALERO ENERGY ORD | VLO | 91913Y100 | $10.9M | 2.65% | 44,133 | SH |
| 9 | HOME DEPOT ORD | HD | 437076102 | $10.5M | 2.56% | 32,000 | SH |
| 10 | CISCO SYSTEMS ORD | CSCO | 17275R102 | $10.0M | 2.44% | 129,500 | SH |
| 11 | ABBVIE ORD | ABBV | 00287Y109 | $9.8M | 2.39% | 45,200 | SH |
| 12 | AUTOMATIC DATA PROCESSING ORD | ADP | 053015103 | $9.5M | 2.32% | 47,000 | SH |
| 13 | OWENS CORNIING ORD | OC | 690742101 | $9.1M | 2.20% | 83,700 | SH |
| 14 | RPM ORD | RPM | 749685103 | $8.0M | 1.93% | 80,000 | SH |
| 15 | THERMO FISHER SCIENTIFIC ORD | TMO | 883556102 | $7.8M | 1.89% | 15,800 | SH |
| 16 | ARTHUR J GALLAGHER ORD | AJG | 363576109 | $7.7M | 1.88% | 35,671 | SH |
| 17 | MICROCHIP TECHNOLOGY ORD | MCHP | 595017104 | $7.4M | 1.80% | 115,000 | SH |
| 18 | UNITEDHEALTH GRP ORD | UNH | 91324P102 | $7.0M | 1.71% | 26,000 | SH |
| 19 | PROLOGIS REIT | PLD | 74340W103 | $6.3M | 1.52% | 47,325 | SH |
| 20 | MARSH ORD | MRSH | 571748102 | $6.2M | 1.51% | 35,826 | SH |
| 21 | MONDELEZ INTERNATIONAL CL A ORD | MDLZ | 609207105 | $6.0M | 1.47% | 104,700 | SH |
| 22 | LAM RESEARCH ORD | LRCX | US5128073 | $5.9M | 1.44% | 27,830 | SH |
| 23 | TJX ORD | TJX | 872540109 | $5.9M | 1.44% | 37,000 | SH |
| 24 | 3M ORD | MMM | 88579Y101 | $5.8M | 1.41% | 40,100 | SH |
| 25 | PROCTER & GAMBLE ORD | PG | 742718109 | $5.4M | 1.32% | 37,700 | SH |
| 26 | PHILIP MORRIS INTERNATIONAL ORD | PM | 718172109 | $5.4M | 1.31% | 32,620 | SH |
| 27 | AMERICAN TOWER REIT | AMT | 03027X100 | $5.2M | 1.26% | 30,000 | SH |
| 28 | RTX ORD | RTX | 75513E101 | $5.0M | 1.22% | 26,000 | SH |
| 29 | ACCENTURE CL A ORD | ACN | G1151C101 | $5.0M | 1.20% | 25,000 | SH |
| 30 | ARES MANAGEMENT CL A ORD | ARES | 03990B101 | $4.9M | 1.20% | 45,315 | SH |
| 31 | SNAP ON ORD | SNA | 833034101 | $4.9M | 1.19% | 13,500 | SH |
| 32 | NEXTERA ENERGY ORD | NEE | 65339F101 | $4.6M | 1.13% | 50,000 | SH |
| 33 | SOUTHSTATE BANK ORD | SSB | 84472E102 | $4.6M | 1.12% | 50,000 | SH |
| 34 | US BANCORP ORD | USB | 902973304 | $4.1M | 0.99% | 78,500 | SH |
| 35 | REGIONS FINANCIAL ORD | RF | 7591EP100 | $4.0M | 0.97% | 153,033 | SH |
| 36 | AIR PRODUCTS AND CHEMICALS ORD | APD | 009158106 | $3.8M | 0.92% | 13,000 | SH |
| 37 | MCDONALD'S ORD | MCD | 580135101 | $3.6M | 0.87% | 11,500 | SH |
| 38 | HASBRO ORD | HAS | 418056107 | $2.8M | 0.68% | 30,000 | SH |
| 39 | ABBOTT LABORATORIES ORD | ABT | 002824100 | $2.8M | 0.68% | 27,200 | SH |
| 40 | VERIZON COMMUNICATIONS ORD | VZ | 92343V104 | $1.5M | 0.37% | 30,000 | SH |
| 41 | COMCAST CL A ORD | CMCSA | 20030N101 | $1.4M | 0.35% | 50,000 | SH |
| 42 | AGREE REALTY REIT ORD | ADC | 008492100 | $1.2M | 0.30% | 16,500 | SH |
| 43 | PEPSICO ORD | PEP | 713448108 | $1.1M | 0.26% | 7,000 | SH |
| 44 | LYONDELLBASELL INDUSTRIES CL A ORD | LYB | N53745100 | $993.5K | 0.24% | 12,333 | SH |
| 45 | PINNACLE WEST ORD | PNW | 723484101 | $979.3K | 0.24% | 9,720 | SH |
| 46 | WESTERN ALLIANCE ORD | WAL | 957638109 | $842.8K | 0.20% | 11,895 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-11 | $411.6M | 46 | 0001104659-26-058362 |
| 2025-12-31 | 2026-02-12 | $433.5M | 38 | 0001104659-26-013984 |
| 2025-09-30 | 2025-11-06 | $427.9M | 37 | 0001104659-25-107503 |