Institutional Manager · CIK 0001568621
Broad Run Investment Management, LLC
ARLINGTON, VA · File #028-15134
Latest AUM
$538.5M
Positions
24
Top-10 Concentration
76.2%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | AST SPACEMOBILE INC | ASTS | -1,985,576 | -$144.2M | +$83.8M |
| ADD | BROOKFIELD CORP | 11271J107 | +403,948 | +$18.5M | -$18.4M |
| NEW | ISHARES TR | 464287150 | +18,657 | +$2.8M | $0 |
| EXITED | ENCORE CAP GROUP INC | 292554102 | -35,733 | -$1.5M | $0 |
| REDUCE | APPLIED MATLS INC | 038222105 | -5,111 | -$1.3M | +$8.5M |
| REDUCE | CARMAX INC | KMX | -14,569 | -$562,946 | -$1.9M |
| ADD | COGENT COMMUNICATIONS HLDGS | CCOI | +19,670 | +$424,085 | -$10.8M |
| REDUCE | AMERICAN TOWER CORP NEW | 03027X100 | -2,401 | -$421,544 | -$1.9M |
| REDUCE | CDW CORP | CDW | -2,681 | -$365,152 | -$3.0M |
| ADD | BROOKFIELD WEALTH SOL LTD | BNT | +7,860 | +$361,167 | -$354,351 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202524 pos · $538.5M
- 13F HOLDINGS REPORTQ/E Sep 202524 pos · $610.9M
- 13F HOLDINGS REPORTQ/E Jun 202524 pos · $652.8M
- 13F HOLDINGS REPORTQ/E Mar 202524 pos · $599.0M
- 13F HOLDINGS REPORTQ/E Dec 202424 pos · $736.0M
- 13F HOLDINGS REPORTQ/E Sep 202424 pos · $828.4M
- 13F HOLDINGS REPORTQ/E Jun 202425 pos · $730.2M
- 13F HOLDINGS REPORTQ/E Mar 202426 pos · $814.1M
- 13F HOLDINGS REPORTQ/E Dec 202325 pos · $756.8M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | AST SPACEMOBILE INC | ASTS | 1,571,837 | $114.2M | 21.20% |
| 2 | BROOKFIELD CORP | 11271J107 | 1,214,963 | $55.8M | 10.35% |
| 3 | MARKEL CORP | MKL | 20,525 | $44.1M | 8.19% |
| 4 | APPLIED MATLS INC | 038222105 | 157,103 | $40.4M | 7.50% |
| 5 | AON PLC | AON | 106,567 | $37.6M | 6.98% |
| 6 | OREILLY AUTOMOTIVE INC | 67103H107 | 398,754 | $36.4M | 6.75% |
| 7 | ALPHABET INC | GOOG | 67,914 | $21.3M | 3.96% |
| 8 | BROOKFIELD ASSET MANAGMT LTD | 113004105 | 403,356 | $21.1M | 3.92% |
| 9 | NVR INC | NVR | 2,783 | $20.3M | 3.77% |
| 10 | AMERICAN TOWER CORP NEW | 03027X100 | 109,875 | $19.3M | 3.58% |
| 11 | HILTON WORLDWIDE HLDGS INC | HLT | 64,139 | $18.4M | 3.42% |
| 12 | CDW CORP | CDW | 125,837 | $17.1M | 3.18% |
| 13 | DANAHER CORPORATION | 235851102 | 70,935 | $16.2M | 3.02% |
| 14 | TRANSDIGM GROUP INC | TDG | 10,801 | $14.4M | 2.67% |
| 15 | COGENT COMMUNICATIONS HLDGS | CCOI | 663,700 | $14.3M | 2.66% |
| 16 | RH | RH | 63,554 | $11.4M | 2.11% |
| 17 | CARMAX INC | KMX | 285,542 | $11.0M | 2.05% |
| 18 | SHENANDOAH TELECOMMUNICATION | SHEN | 891,096 | $10.3M | 1.91% |
| 19 | DISNEY WALT CO | 254687106 | 39,806 | $4.5M | 0.84% |
| 20 | FLOOR & DECOR HLDGS INC | FND | 62,000 | $3.8M | 0.70% |