Old West Investment Management, LLC
Position in BLDR — Builders FirstSource, Inc.
CIK 1549358
Los Angeles, CA
Position in BLDR
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$3,475,890
-$9,181,123 QoQ
Shares Held
42,219
-65.7% QoQ
Ownership
0.039%
of shares outstanding
% of Portfolio
0.38%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BLDR Over Time
Shares Held
Position Value (USD)
All Filings in BLDR
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,475,890 | 42,219 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $12,657,013 | 123,015 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $7,675,003 | 63,299 | Shares | Sole | 2025-11-05 | |
| 2025-06-30 | $3,384,593 | 29,005 | Shares | Sole | 2025-08-08 | |
| No filing history on record for this holder in this stock. | ||||||