Broad Run Investment Management, LLC — 13F Holdings & Portfolio
CIK 1568621 · latest 13F-HR filed 2026-08-14
Broad Run Investment Management, LLC manages $649.7M in 13F-reported U.S. long-equity assets across 24 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are ASTS (19.91%), AMAT (16.41%), SUNB (7.90%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 0 new positions, exited 0, added to 11, and trimmed 3.
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.
SUITE 530
ARLINGTON, VA 22209
$649.7M
Long-equity book
24
Distinct positions
2026-06-30
Filed 2026-08-14
+0 / −0 / ↑11 / ↓3
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- APPLIED MATLS INC$56.0M +110.4%
- AST SPACEMOBILE INC$8.1M +6.7%
- SUNBELT RENTALS HOLDINGS INC$7.2M +16.2%
- ALPHABET INC$3.3M +20.7%
- CARMAX INC$3.2M +26.7%
Top Trims
- SHENANDOAH TELECOMMUNICATION-$3.6M -26.7%
- COGENT COMMUNICATIONS HLDGS-$3.3M -26.7%
- AMERICAN TOWER CORP NEW-$1.0M -5.7%
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 | $129.4M | 19.91% | 1,455,969 | SH |
| 2 | APPLIED MATLS INC | AMAT | 038222105 | $106.7M | 16.41% | 147,512 | SH |
| 3 | SUNBELT RENTALS HOLDINGS INC | SUNB | 866966104 | $51.4M | 7.90% | 702,078 | SH |
| 4 | BROOKFIELD CORP | BN | 11271J107 | $51.3M | 7.89% | 1,204,081 | SH |
| 5 | MARKEL CORP | MKL | 570535104 | $40.2M | 6.19% | 20,578 | SH |
| 6 | OREILLY AUTOMOTIVE INC | ORLY | 67103H107 | $34.7M | 5.34% | 376,817 | SH |
| 7 | AON PLC | AON | G0403H108 | $33.4M | 5.14% | 100,650 | SH |
| 8 | BROOKFIELD ASSET MANAGMT LTD | BAM | 113004105 | $27.0M | 4.16% | 602,709 | SH |
| 9 | HILTON WORLDWIDE HLDGS INC | HLT | 43300A203 | $21.2M | 3.26% | 64,139 | SH |
| 10 | ALPHABET INC | GOOG | 02079K107 | $19.2M | 2.96% | 54,423 | SH |
| 11 | NVR INC | NVR | 62944T105 | $18.1M | 2.79% | 2,662 | SH |
| 12 | CDW CORP | CDW | 12514G108 | $17.5M | 2.69% | 124,310 | SH |
| 13 | AMERICAN TOWER CORP NEW | AMT | 03027X100 | $17.2M | 2.64% | 105,005 | SH |
| 14 | CARMAX INC | KMX | 143130102 | $15.0M | 2.31% | 283,226 | SH |
| 15 | TRANSDIGM GROUP INC | TDG | 893641100 | $14.4M | 2.21% | 10,801 | SH |
| 16 | DANAHER CORPORATION | DHR | 235851102 | $13.5M | 2.08% | 70,935 | SH |
| 17 | RH | RH | 74967X103 | $10.3M | 1.58% | 62,357 | SH |
| 18 | SHENANDOAH TELECOMMUNICATION | SHEN | 82312B106 | $9.9M | 1.53% | 658,567 | SH |
| 19 | COGENT COMMUNICATIONS HLDGS | CCOI | 19239V302 | $9.2M | 1.41% | 660,130 | SH |
| 20 | FLOOR & DECOR HLDGS INC | FND | 339750101 | $3.7M | 0.57% | 62,000 | SH |
| 21 | DISNEY WALT CO | DIS | 254687106 | $3.2M | 0.50% | 33,559 | SH |
| 22 | RELX PLC | RELX | 759530108 | $1.5M | 0.23% | 47,000 | SH |
| 23 | BROOKFIELD WEALTH SOL LTD | BNT | G17434104 | $1.0M | 0.15% | 23,581 | SH |
| 24 | ALPHABET INC | GOOGL | 02079K305 | $905.9K | 0.14% | 2,535 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $649.7M | 24 | 0001568621-26-000009 |
| 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 |