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Rossby Financial, LCC

Position in BLDR — Builders FirstSource, Inc.

CIK 2056510 MELBOURNE, FL

Position in BLDR

as of Jun 30, 2026 · filed Aug 4, 2026
Position Value
$34,270
-$390 QoQ
Shares Held
383
-9.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#534
of 662 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in BLDR Over Time

Shares Held

Position Value (USD)

Position in Building Products & Equipment

Industrials · as of Jun 30, 2026

Rossby Financial, LCC holds $715,786 across 16 Building Products & Equipment names. BLDR ranks #5 (4.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 BLDR
Builders FirstSource, Inc.
This page
383 $34,270

All Filings in BLDR

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $34,270 383
2026-03-31 $34,660 421
2025-12-31 $204,648 1,989
2025-09-30 $249,775 2,060
2025-06-30 $211,442 1,812
2025-03-31 $222,643 1,782