ROCK
Gibraltar Industries, Inc.
$43.92
-1.39 (-3.07%)
At close · Jul 2
Market Cap
$1.30B
Shares
29,661,919
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
The Jun 30, 2026 filing window is
still open — showing the latest known positions. Funds that have not filed yet
carry their prior-quarter positions; a fund that filed without this stock counts
as sold out.
Holders: 226
Total Value: $1,184,642,133
Total Shares: 29,712,618
Showing 1–100
of 226 holdings by value
· page 1 of 3
Institutional Ownership Trend
26 quarters
Superinvestors Holding ROCK
All superinvestors →Holder Concentration
Across 227 13F filersTop Holder
17.0%
of institutional value
Top 5
49.6%
of institutional value
Top 10
65.4%
of institutional value
HHI
701
Broadly held
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mega BlackRock, Inc. | $201,303,102 | 16.99% | 5,048,987 | Shares | Sole | 2026-05-13 | ||||
| Mega FMR LLC | $176,706,190 | 14.92% | 4,432,059 | Shares | Defined | 2026-05-15 | ||||
| Mega ALLIANCEBERNSTEIN L.P. | $87,652,321 | 7.40% | 2,198,453 | Shares | Defined | 2026-05-15 | ||||
| Mega DIMENSIONAL FUND ADVISORS LP | $68,018,098 | 5.74% | 1,705,997 | Shares | Sole | 2026-05-07 | ||||
| Mega STATE STREET CORP | $53,651,663 | 4.53% | 1,345,665 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $52,721,775 | 4.45% | 1,322,342 | Shares | Defined | 2026-05-15 | ||||
| Large BARROW HANLEY MEWHINNEY & STRAUSS LLC | $46,646,902 | 3.94% | 1,169,975 | Shares | Defined | 2026-05-13 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $31,004,068 | 2.62% | 777,629 | Shares | Defined | 2026-05-15 | ||||
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund | $29,594,185 | 2.50% | 742,267 | Shares | Defined | 2026-05-15 | ||||
| Mid FRONTIER CAPITAL MANAGEMENT CO LLC | $27,441,404 | 2.32% | 688,272 | Shares | Sole | 2026-05-15 | ||||
| Large Boston Partners | $27,375,737 | 2.31% | 686,625 | Shares | Defined | 2026-05-11 | ||||
| Small FIRST WILSHIRE SECURITIES MANAGEMENT INC Broker-Dealer | $19,931,930 | 1.68% | 499,923 | Shares | Sole | 2026-05-12 | ||||
| Mega T. Rowe Price Investment Management, Inc. | $18,621,243 | 1.57% | 467,049 | Shares | Sole | 2026-05-15 | ||||
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $17,562,057 | 1.48% | 440,483 | Shares | Sole | 2026-05-15 | ||||
| Mid SEGALL BRYANT & HAMILL, LLC | $17,183,770 | 1.45% | 430,995 | Shares | Sole | 2026-05-22 | ||||
| Mega MORGAN STANLEY | $14,444,259 | 1.22% | 362,284 | Shares | Defined | 2026-05-15 | ||||
| Mid PALISADE CAPITAL MANAGEMENT, LP | $14,308,346 | 1.21% | 358,875 | Shares | Sole | 2026-05-15 | ||||
| Mega NORTHERN TRUST CORP Bank | $13,312,431 | 1.12% | 333,896 | Shares | Defined | 2026-05-14 | ||||
| Mid ROYCE & ASSOCIATES LP | $11,504,129 | 0.97% | 288,541 | Shares | Sole | 2026-05-12 | ||||
| Mega D. E. Shaw & Co., Inc. | $9,954,422 | 0.84% | 249,672 | Shares | Defined | 2026-05-15 | ||||
| Mid KENNEDY CAPITAL MANAGEMENT LLC | $9,851,757 | 0.83% | 247,097 | Shares | Sole | 2026-05-13 | ||||
| Mid SG Capital Management LLC | $9,321,924 | 0.79% | 233,808 | Shares | Sole | 2026-05-08 | ||||
| Mega UBS Group AG | $7,867,666 | 0.66% | 197,333 | Shares | Defined | 2026-05-05 | ||||
| Mega GOLDMAN SACHS GROUP INC | $7,763,206 | 0.66% | 194,713 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $7,724,653 | 0.65% | 193,746 | Shares | Defined | 2026-05-08 | ||||
| Mega PRINCIPAL FINANCIAL GROUP INC | $7,416,297 | 0.63% | 186,012 | Shares | Defined | 2026-05-04 | ||||
| Mid Invenomic Capital Management LP | $7,299,080 | 0.62% | 183,072 | Shares | Sole | 2026-05-15 | ||||
| Mega Bank of New York Mellon Corp Bank | $6,550,758 | 0.55% | 164,303 | Shares | Defined | 2026-05-05 | ||||
| Mega Invesco Ltd. | $6,312,574 | 0.53% | 158,329 | Shares | Defined | 2026-05-12 | ||||
| Mid CastleKnight Management LP | $6,000,435 | 0.51% | 150,500 | Shares | Sole | 2026-05-15 | ||||
| Large NEW YORK STATE COMMON RETIREMENT FUND Pension | $5,750,250 | 0.49% | 144,225 | Shares | Sole | 2026-05-06 | ||||
| Mega BANK OF AMERICA CORP /DE/ Bank | $5,552,853 | 0.47% | 139,274 | Shares | Defined | 2026-05-18 | ||||
| Mid RBF Capital, LLC | $4,907,957 | 0.41% | 123,099 | Shares | Sole | 2026-05-18 | ||||
| Mid SYSTEMATIC FINANCIAL MANAGEMENT LP | $4,723,318 | 0.40% | 118,468 | Shares | Other | 2026-05-13 | ||||
| Mega CITADEL ADVISORS LLC | $4,722,561 | 0.40% | 118,449 | Shares | Defined | 2026-05-15 | ||||
| Mega NORDEA INVESTMENT MANAGEMENT AB | $4,683,488 | 0.40% | 117,469 | Shares | Defined | 2026-05-13 | ||||
| Large Balyasny Asset Management L.P. | $4,655,859 | 0.39% | 116,776 | Shares | Sole | 2026-05-15 | ||||
| Large Pacer Advisors, Inc. | $4,579,827 | 0.39% | 114,869 | Shares | Sole | 2026-06-18 | ||||
| Mid GAMCO INVESTORS, INC. ET AL | $4,218,046 | 0.36% | 105,795 | Shares | Sole | 2026-05-14 | ||||
| Large Public Sector Pension Investment Board Pension | $4,215,654 | 0.36% | 105,735 | Shares | Sole | 2026-05-13 | ||||
| Small Congruence Capital, LLC | $4,201,141 | 0.35% | 105,371 | Shares | Other | 2026-05-14 | ||||
| Mega AQR CAPITAL MANAGEMENT LLC | $3,828,833 | 0.32% | 96,033 | Shares | Other | 2026-05-15 | ||||
| Mega PRIMECAP MANAGEMENT CO/CA/ | $3,811,572 | 0.32% | 95,600 | Shares | Sole | 2026-05-11 | ||||
| Mega RHUMBLINE ADVISERS | $3,555,008 | 0.30% | 89,165 | Shares | Sole | 2026-05-12 | ||||
| Mega AMERIPRISE FINANCIAL INC | $3,241,908 | 0.27% | 81,312 | Shares | Defined | 2026-05-15 | ||||
| Mega Nuveen, LLC | $2,901,777 | 0.24% | 72,781 | Shares | Defined | 2026-04-30 | ||||
| Large Connor, Clark & Lunn Investment Management Ltd. | $2,635,606 | 0.22% | 66,105 | Shares | Sole | 2026-05-11 | ||||
| Mega VICTORY CAPITAL MANAGEMENT INC | $2,565,514 | 0.22% | 64,347 | Shares | Sole | 2026-05-15 | ||||
| Large BESSEMER GROUP INC | $2,553,593 | 0.22% | 64,048 | Shares | Defined | 2026-05-06 | ||||
| Mega Legal & General Group Plc | $2,548,250 | 0.22% | 63,914 | Shares | Defined | 2026-05-08 | ||||
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $2,544,380 | 0.21% | 63,817 | Shares | Defined | 2026-05-13 | ||||
| Small Expect Equity LLC | $2,530,429 | 0.21% | 63,467 | Shares | Sole | 2026-05-15 | ||||
| Mid Edgestream Partners, L.P. | $2,432,827 | 0.21% | 61,019 | Shares | Sole | 2026-05-18 | ||||
| Mega Swiss National Bank Bank | $2,320,434 | 0.20% | 58,200 | Shares | Sole | 2026-05-07 | ||||
| Mega AMERICAN CENTURY COMPANIES INC | $2,309,230 | 0.19% | 57,919 | Shares | Defined | 2026-05-15 | ||||
| Small Teton Advisors, LLC | $2,073,240 | 0.18% | 52,000 | Shares | Sole | 2026-05-14 | ||||
| Mid South Dakota Investment Council | $2,064,867 | 0.17% | 51,790 | Shares | Sole | 2026-05-18 | ||||
| Large Assenagon Asset Management S.A. | $1,979,904 | 0.17% | 49,659 | Shares | Sole | 2026-04-20 | ||||
| Mega BARCLAYS PLC | $1,749,095 | 0.15% | 43,870 | Shares | Defined | 2026-05-15 | ||||
| Mega PRICE T ROWE ASSOCIATES INC /MD/ | $1,696,029 | 0.14% | 42,539 | Shares | Defined | 2026-05-15 | ||||
| Small Kennondale Capital Management LLC | $1,668,639 | 0.14% | 41,852 | Shares | Sole | 2026-05-12 | ||||
| Large Quantinno Capital Management LP | $1,542,650 | 0.13% | 38,692 | Shares | Sole | 2026-05-15 | ||||
| Small Advisors Preferred, LLC | $1,519,445 | 0.13% | 38,110 | Shares | Other | 2026-05-05 | ||||
| Large SEI INVESTMENTS CO | $1,465,221 | 0.12% | 36,750 | Shares | Sole | 2026-05-13 | ||||
| Large PRUDENTIAL FINANCIAL INC | $1,456,451 | 0.12% | 36,530 | Shares | Defined | 2026-05-13 | ||||
| Mid WEDGE CAPITAL MANAGEMENT L L P/NC | $1,429,817 | 0.12% | 35,862 | Shares | Sole | 2026-04-13 | ||||
| Mega FRANKLIN RESOURCES INC | $1,415,422 | 0.12% | 35,501 | Shares | Defined | 2026-05-13 | ||||
| Mid Brooklyn Investment Group | $1,413,192 | 0.12% | 35,445 | Shares | Defined | 2026-04-29 | ||||
| Mega CITIGROUP INC | $1,379,102 | 0.12% | 34,590 | Shares | Defined | 2026-05-11 | ||||
| Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM Pension | $1,376,551 | 0.12% | 34,526 | Shares | Sole | 2026-04-27 | ||||
| Large GABELLI FUNDS LLC | $1,358,769 | 0.11% | 34,080 | Shares | Sole | 2026-05-14 | ||||
| Mid WESBANCO BANK INC Bank | $1,352,709 | 0.11% | 33,928 | Shares | Other | 2026-04-21 | ||||
| Mega JPMORGAN CHASE & CO | $1,304,783 | 0.11% | 32,726 | Shares | Other | 2026-05-13 | ||||
| Large Corient Private Wealth LLC | $1,234,773 | 0.10% | 30,970 | Shares | Sole | 2026-05-15 | ||||
| Mid CAXTON ASSOCIATES LLP | $1,225,085 | 0.10% | 30,727 | Shares | Sole | 2026-05-14 | ||||
| Large CANADA LIFE ASSURANCE Co Insurance | $1,215,676 | 0.10% | 30,491 | Shares | Sole | 2026-05-14 | ||||
| Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $1,202,120 | 0.10% | 30,151 | Shares | Defined | 2026-05-14 | ||||
| Small BFSG, LLC | $1,187,009 | 0.10% | 29,772 | Shares | Sole | 2026-04-29 | ||||
| Large Federation des caisses Desjardins du Quebec | $1,181,387 | 0.10% | 29,631 | Shares | Defined | 2026-05-14 | ||||
| Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension | $1,106,113 | 0.09% | 27,743 | Shares | Sole | 2026-05-18 | ||||
| Large FIFTH THIRD BANCORP Bank | $1,101,010 | 0.09% | 27,615 | Shares | Defined | 2026-05-01 | ||||
| Mega DEUTSCHE BANK AG\ Bank | $1,087,533 | 0.09% | 27,277 | Shares | Defined | 2026-05-06 | ||||
| Mid SHELTON CAPITAL MANAGEMENT | $1,045,471 | 0.09% | 26,222 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $965,810 | 0.08% | 24,224 | Shares | Defined | 2026-05-08 | ||||
| Large Freestone Grove Partners LP | $960,548 | 0.08% | 24,092 | Shares | Sole | 2026-05-15 | ||||
| Mid Van Hulzen Asset Management, LLC | $948,587 | 0.08% | 23,792 | Shares | Sole | 2026-05-14 | ||||
| Large Rafferty Asset Management, LLC | $918,564 | 0.08% | 23,039 | Shares | Sole | 2026-05-15 | ||||
| Small Cascade Investment Advisors, Inc. | $878,934 | 0.07% | 22,045 | Shares | Sole | 2026-04-13 | ||||
| Small HUDSON EDGE INVESTMENT PARTNERS INC. | $864,820 | 0.07% | 21,691 | Shares | Sole | 2026-04-27 | ||||
| Mega Vanguard Global Advisers, LLC | $856,606 | 0.07% | 21,485 | Shares | Defined | 2026-05-08 | ||||
| Small Aviance Capital Partners, LLC | $828,737 | 0.07% | 20,786 | Shares | Sole | 2026-05-06 | ||||
| Large CAPITAL FUND MANAGEMENT S.A. | $819,846 | 0.07% | 20,563 | Shares | Sole | 2026-05-14 | ||||
| Large Pathstone Holdings, LLC | $809,559 | 0.07% | 20,305 | Shares | Sole | 2026-05-11 | ||||
| Large Thrivent Financial for Lutherans | $786,196 | 0.07% | 19,719 | Shares | Sole | 2026-05-01 | ||||
| Small Summit Global Investments | $764,547 | 0.06% | 19,176 | Shares | Sole | 2026-05-07 | ||||
| Mid Atom Investors LP | $752,546 | 0.06% | 18,875 | Shares | Sole | 2026-05-15 | ||||
| Mega FIRST TRUST ADVISORS LP | $698,721 | 0.06% | 17,525 | Shares | Sole | 2026-05-13 | ||||
| Large MetLife Investment Management, LLC | $674,042 | 0.06% | 16,906 | Shares | Defined | 2026-05-14 | ||||
| Mid State of Alaska, Department of Revenue | $653,548 | 0.06% | 16,392 | Shares | Sole | 2026-04-20 | ||||
| Large Creative Planning | $651,715 | 0.06% | 16,346 | Shares | Sole | 2026-05-12 | ||||
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