Position in ROCK
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$5,524,750
-$475,685 QoQ
Shares Held
122,500
-18.6% QoQ
Ownership
0.413%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
#38
of 243 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ROCK Over Time
Shares Held
Position Value (USD)
Position in Building Products & Equipment
Industrials · as of Jun 30, 2026CastleKnight Management LP holds $37,321,658 across 8 Building Products & Equipment names. ROCK ranks #4 (14.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LMB |
Limbach Holdings, Inc.
|
120,500 | $9,278,500 | |
| 2 | BLDR |
Builders FirstSource, Inc.
|
72,800 | $6,514,144 | |
| 3 | NX |
Quanex Building Products CORP
|
320,640 | $5,970,316 | |
| 4 | ROCK |
Gibraltar Industries, Inc.
This page
|
122,500 | $5,524,750 | |
| 5 | OC |
Owens Corning
|
29,600 | $4,705,216 | |
| 6 | APOG |
Apogee Enterprises, Inc.
|
81,046 | $3,707,044 | |
| 7 | CSL |
Carlisle Companies Inc
|
2,700 | $979,425 | |
| 8 | TREX |
Trex Co Inc
|
12,835 | $642,263 |
All Filings in ROCK
Export CSV
2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,524,750 | 122,500 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $6,000,435 | 150,500 | Shares | Sole | 2026-05-15 | |
| No filing history on record for this holder in this stock. | ||||||