Broad Run Investment Management, LLC — 13F Holdings & Portfolio
CIK 1568621 · latest 13F-HR filed 2026-05-15
Broad Run Investment Management, LLC manages $567.9M in 13F-reported U.S. long-equity assets across 24 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are ASTS (21.35%), AMAT (8.93%), BN (8.63%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 1 new position, exited 1, added to 6, and trimmed 16.
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.
$567.9M
Long-equity book
24
Distinct positions
2026-03-31
Filed 2026-05-15
+1 / −1 / ↑6 / ↓16
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- APPLIED MATLS INC$10.3M +25.6%
- AST SPACEMOBILE INC$7.1M +6.2%
- BROOKFIELD ASSET MANAGMT LTD$5.7M +27.0%
- SHENANDOAH TELECOMMUNICATION$3.2M +31.5%
- HILTON WORLDWIDE HLDGS INC$1.1M +5.9%
Top Trims
- BROOKFIELD CORP-$6.8M -12.1%
- ALPHABET INC-$5.4M -25.2%
- AON PLC-$5.0M -13.2%
- MARKEL CORP-$4.5M -10.2%
- DANAHER CORPORATION-$2.8M -17.2%
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 | AST SPACEMOBILE INC | ASTS | 00217D100 | $121.2M | 21.35% | 1,463,094 | SH |
| 2 | APPLIED MATLS INC | AMAT | 038222105 | $50.7M | 8.93% | 148,320 | SH |
| 3 | BROOKFIELD CORP | BN | 11271J107 | $49.0M | 8.63% | 1,210,847 | SH |
| 4 | SUNBELT RENTALS HOLDINGS INC | SUNB | 866966104 | $44.2M | 7.78% | 704,530 | SH |
| 5 | MARKEL CORP | MKL | 570535104 | $39.6M | 6.98% | 20,709 | SH |
| 6 | OREILLY AUTOMOTIVE INC | ORLY | 67103H107 | $35.0M | 6.16% | 378,688 | SH |
| 7 | AON PLC | AON | G0403H108 | $32.7M | 5.75% | 101,157 | SH |
| 8 | BROOKFIELD ASSET MANAGMT LTD | BAM | 113004105 | $26.8M | 4.73% | 603,637 | SH |
| 9 | HILTON WORLDWIDE HLDGS INC | HLT | 43300A203 | $19.5M | 3.43% | 64,139 | SH |
| 10 | AMERICAN TOWER CORP NEW | AMT | 03027X100 | $18.2M | 3.21% | 105,578 | SH |
| 11 | NVR INC | NVR | 62944T105 | $17.6M | 3.10% | 2,673 | SH |
| 12 | ALPHABET INC | GOOG | 02079K107 | $15.9M | 2.81% | 55,551 | SH |
| 13 | CDW CORP | CDW | 12514G108 | $15.1M | 2.66% | 124,611 | SH |
| 14 | SHENANDOAH TELECOMMUNICATION | SHEN | 82312B106 | $13.5M | 2.38% | 878,264 | SH |
| 15 | DANAHER CORPORATION | DHR | 235851102 | $13.4M | 2.37% | 70,935 | SH |
| 16 | TRANSDIGM GROUP INC | TDG | 893641100 | $12.5M | 2.20% | 10,801 | SH |
| 17 | COGENT COMMUNICATIONS HLDGS | CCOI | 19239V302 | $12.5M | 2.20% | 663,200 | SH |
| 18 | CARMAX INC | KMX | 143130102 | $11.8M | 2.08% | 284,385 | SH |
| 19 | RH | RH | 74967X103 | $8.7M | 1.54% | 62,534 | SH |
| 20 | DISNEY WALT CO | DIS | 254687106 | $3.3M | 0.58% | 34,270 | SH |
| 21 | FLOOR & DECOR HLDGS INC | FND | 339750101 | $3.1M | 0.55% | 62,000 | SH |
| 22 | RELX PLC | RELX | 759530108 | $1.6M | 0.27% | 47,000 | SH |
| 23 | BROOKFIELD WEALTH SOL LTD | BNT | G17434104 | $976.3K | 0.17% | 23,581 | SH |
| 24 | ALPHABET INC | GOOGL | 02079K305 | $729.0K | 0.13% | 2,535 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-15 | $567.9M | 24 | 0001568621-26-000005 |
| 2025-12-31 | 2026-02-17 | $538.5M | 24 | 0001568621-26-000003 |
| 2025-09-30 | 2025-11-14 | $610.9M | 24 | 0001568621-25-000014 |