Madison Asset Management, LLC — 13F Holdings & Portfolio
CIK 1299351 · latest 13F-HR filed 2026-05-07
Madison Asset Management, LLC manages $8.06B in 13F-reported U.S. long-equity assets across 349 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are ACGL (4.85%), ROST (3.80%), PCAR (2.27%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 23 new positions, exited 15, added to 112, and trimmed 151.
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.
$8.06B
Long-equity book
349
Distinct positions
2026-03-31
Filed 2026-05-07
+23 / −15 / ↑112 / ↓151
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- Meta Platforms Inc$48.6M +1974.4%
- Ross Stores Inc$34.5M +12.7%
- Broadcom Inc$29.5M +909.1%
- Vanguard FTSE All-World ex-US$18.8M +51.5%
- iShares Core S&P U.S. Growth E$18.3M +3675.3%
Top Trims
- Gartner Inc-$73.3M -43.0%
- MKS Inc-$69.5M -47.2%
- PACCAR Inc-$66.8M -26.7%
- Alphabet Inc-$61.0M -25.3%
- Accenture PLC-$48.4M -73.8%
New Positions
- Tyler Technologies Inc$54.9M
- Bentley Systems Inc$34.5M
- Armata Pharmaceuticals Inc$21.6M
- Newmont Corp$4.4M
- AstraZeneca PLC$4.2M
Exited Positions
- RLI Corp$6.1M
- DELISTED: AstraZeneca PLC - Sp$3.7M
- Chord Energy Corp$2.3M
- Energy Select Sector SPDR Fund$2.0M
- Nice Ltd - Spons ADR$1.6M
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 | Arch Capital Group Ltd | ACGL | G0450A105 | $391.3M | 4.85% | 4,076,446 | SH |
| 2 | Ross Stores Inc | ROST | 778296103 | $306.1M | 3.80% | 1,412,924 | SH |
| 3 | PACCAR Inc | PCAR | 693718108 | $183.1M | 2.27% | 1,585,366 | SH |
| 4 | Alphabet Inc | GOOG | 02079K107 | $180.6M | 2.24% | 629,576 | SH |
| 5 | Amphenol Corp | APH | 032095101 | $158.1M | 1.96% | 1,251,006 | SH |
| 6 | Carlisle Cos Inc | CSL | 142339100 | $151.4M | 1.88% | 453,813 | SH |
| 7 | Brown & Brown Inc | BRO | 115236101 | $150.5M | 1.87% | 2,307,622 | SH |
| 8 | Amazon.com Inc | AMZN | 023135106 | $138.9M | 1.72% | 667,083 | SH |
| 9 | CDW Corp/DE | CDW | 12514G108 | $133.7M | 1.66% | 1,105,086 | SH |
| 10 | Labcorp Holdings Inc | LH | 504922105 | $130.9M | 1.62% | 490,546 | SH |
| 11 | Copart Inc | CPRT | 217204106 | $129.1M | 1.60% | 3,889,584 | SH |
| 12 | Medpace Holdings Inc | MEDP | 58506Q109 | $126.0M | 1.56% | 262,293 | SH |
| 13 | Teledyne Technologies Inc | TDY | 879360105 | $120.1M | 1.49% | 198,548 | SH |
| 14 | Keysight Technologies Inc | KEYS | 49338L103 | $119.4M | 1.48% | 422,973 | SH |
| 15 | Texas Instruments Inc | TXN | 882508104 | $118.1M | 1.46% | 608,305 | SH |
| 16 | Visa Inc | V | 92826C839 | $117.8M | 1.46% | 389,869 | SH |
| 17 | Analog Devices Inc | ADI | 032654105 | $107.3M | 1.33% | 337,410 | SH |
| 18 | WR Berkley Corp | WRB | 084423102 | $107.3M | 1.33% | 1,618,906 | SH |
| 19 | Moelis & Co | MC | 60786M105 | $101.1M | 1.25% | 1,773,735 | SH |
| 20 | Gartner Inc | IT | 366651107 | $97.1M | 1.20% | 613,257 | SH |
| 21 | MSA Safety Inc | MSA | 553498106 | $96.5M | 1.20% | 588,568 | SH |
| 22 | Invesco S&P 500 Quality ETF | SPHQ | 46137V241 | $96.4M | 1.20% | 1,282,365 | SH |
| 23 | Danaher Corp | DHR | 235851102 | $93.9M | 1.16% | 495,020 | SH |
| 24 | Liberty Media Corp-Liberty For | FWONK | 531229755 | $91.0M | 1.13% | 1,070,299 | SH |
| 25 | Ferguson Enterprises Inc | FERG | 31488V107 | $87.1M | 1.08% | 373,297 | SH |
| 26 | Arista Networks Inc | ANET | 040413205 | $84.0M | 1.04% | 684,316 | SH |
| 27 | Parker-Hannifin Corp | PH | 701094104 | $83.3M | 1.03% | 93,074 | SH |
| 28 | Waters Corp | WAT | 941848103 | $81.2M | 1.01% | 272,649 | SH |
| 29 | Microsoft Corp | MSFT | 594918104 | $79.9M | 0.99% | 215,943 | SH |
| 30 | Lowe's Cos Inc | LOW | 548661107 | $78.0M | 0.97% | 330,030 | SH |
| 31 | MKS Inc | MKSI | 55306N104 | $77.8M | 0.96% | 338,336 | SH |
| 32 | Thor Industries Inc | THO | 885160101 | $77.1M | 0.96% | 964,776 | SH |
| 33 | A O Smith Corp | AOS | 831865209 | $75.3M | 0.93% | 1,142,604 | SH |
| 34 | Brookfield Asset Management Lt | BAM | 113004105 | $74.5M | 0.92% | 1,675,100 | SH |
| 35 | Expeditors International of Wa | EXPD | 302130109 | $70.2M | 0.87% | 490,415 | SH |
| 36 | Floor & Decor Holdings Inc | FND | 339750101 | $69.6M | 0.86% | 1,369,459 | SH |
| 37 | Honeywell International Inc | HON | 438516106 | $69.4M | 0.86% | 306,928 | SH |
| 38 | Progressive Corp | PGR | 743315103 | $69.3M | 0.86% | 349,774 | SH |
| 39 | Agilent Technologies Inc | A | 00846U101 | $69.3M | 0.86% | 607,831 | SH |
| 40 | TJX Cos Inc | TJX | 872540109 | $69.2M | 0.86% | 433,099 | SH |
| 41 | Charles Schwab Corp/The | SCHW | 808513105 | $67.8M | 0.84% | 721,830 | SH |
| 42 | NextEra Energy Inc | NEE | 65339F101 | $63.6M | 0.79% | 684,398 | SH |
| 43 | Marsh & McLennan Cos Inc | MRSH | 571748102 | $61.7M | 0.77% | 355,913 | SH |
| 44 | Asbury Automotive Group Inc | ABG | 043436104 | $60.4M | 0.75% | 308,875 | SH |
| 45 | Liberty Broadband Corp | LBRDK | 530307305 | $59.8M | 0.74% | 1,188,921 | SH |
| 46 | Lithia Motors Inc | LAD | 536797103 | $58.1M | 0.72% | 232,682 | SH |
| 47 | Bio-Techne Corp | TECH | 09073M104 | $57.1M | 0.71% | 1,093,058 | SH |
| 48 | ServiceTitan Inc | TTAN | 81764X103 | $57.1M | 0.71% | 900,112 | SH |
| 49 | Brookfield Corp | BN | 11271J107 | $55.4M | 0.69% | 1,369,676 | SH |
| 50 | Vanguard FTSE All-World ex-US | VEU | 922042775 | $55.4M | 0.69% | 737,912 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-07 | $8.06B | 349 | 0001954889-26-000018 |
| 2025-12-31 | 2026-02-04 | $8.70B | 342 | 0001954889-26-000008 |