South Dakota Investment Council
Position in ROCK — Gibraltar Industries, Inc.
CIK 1538846
SIOUX FALLS, SD
Position in ROCK
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$2,304,159
+$239,292 QoQ
Shares Held
51,090
-1.4% QoQ
Ownership
0.172%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#64
of 243 holders
Holding Since
Jun 2020
25 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, 2026South Dakota Investment Council holds $50,744,810 across 11 Building Products & Equipment names. ROCK ranks #7 (4.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BLDR |
Builders FirstSource, Inc.
|
131,041 | $11,725,548 | |
| 2 | LPX |
Louisiana-Pacific Corp
|
132,881 | $10,452,419 | |
| 3 | OC |
Owens Corning
|
50,865 | $8,085,500 | |
| 4 | CARR |
CARRIER GLOBAL Corp
|
94,081 | $6,900,841 | |
| 5 | CSL |
Carlisle Companies Inc
|
8,080 | $2,931,020 | |
| 6 | FBIN |
Fortune Brands Innovations, Inc.
|
45,975 | $2,524,027 | |
| 7 | ROCK |
Gibraltar Industries, Inc.
This page
|
51,090 | $2,304,159 | |
| 8 | TREX |
Trex Co Inc
|
42,164 | $2,109,886 |
All Filings in ROCK
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25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,304,159 | 51,090 | Shares | Sole | 2026-08-11 | |
| 2026-03-31 | $2,064,867 | 51,790 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $2,560,497 | 51,790 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $3,528,732 | 56,190 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $3,563,010 | 60,390 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $3,542,477 | 60,390 | Shares | Sole | 2025-05-05 | |
| 2024-12-31 | $3,598,201 | 61,090 | Shares | Sole | 2025-02-04 | |
| 2024-09-30 | $4,272,023 | 61,090 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $4,187,719 | 61,090 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $4,985,853 | 61,913 | Shares | Sole | 2024-05-02 | |
| 2023-12-31 | $9,984,019 | 126,412 | Shares | Sole | 2024-02-01 | |
| 2023-09-30 | $9,647,719 | 142,908 | Shares | Sole | 2023-11-07 | |
| 2023-06-30 | $9,959,858 | 158,294 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $8,089,509 | 166,794 | Shares | Sole | 2023-05-10 | |
| 2022-12-31 | $7,652,508 | 166,794 | Shares | Sole | 2023-02-07 | |
| 2022-09-30 | $9,015,323 | 220,262 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $8,535,152 | 220,262 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $9,416,057 | 219,233 | Shares | Sole | 2022-05-10 | |
| 2021-12-31 | $10,410,681 | 156,129 | Shares | Sole | 2022-02-08 | |
| 2021-09-30 | $9,622,913 | 138,161 | Shares | Sole | 2021-11-09 | |
| 2021-06-30 | $9,214,508 | 120,751 | Shares | Sole | 2021-08-11 | |
| 2021-03-31 | $11,145,094 | 121,791 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $10,902,507 | 151,550 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $9,871,967 | 151,550 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $2,640,550 | 55,000 | Shares | Sole | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||