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Gibraltar Industries

US · ROCK #3125 by market cap Listed 1970
38.43 -2.37 -5.81%
Live - 5344 symbols - heartbeat 465s ago · 2026-10-08 07:00
Pre-market 38.00 -1.12%
After-hours 38.43 0.00%
Overnight 38.00 -1.12%
Market cap
1.14B
P/B
1.28
EPS
-1.48
Reader sentiment Are you bullish or bearish on ROCK?

Anonymous reader poll. Unscientific, not investment advice.

✦ Quant Ownership Signal how this is computed

Mixed / stable
  • The number of reporting institutions decreased by 1 in the most recent period (2026/Q3).
  • Total institutional ownership (as a % of shares) was little changed.

Institutional ownership

Held by institutions
105.58% +0.00pp
Institutions
295 -1
As of
2026/Q3 vs. prior period

Ownership vs. money flow

Diverging

Institutions added shares last reporting period, and the stock has seen net outflows in main-fund flow over the last 20 trading sessions - the two are pointing in different directions.

Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.

Holder types

Mutual Fund91.82%
Hedge Fund9.49%
Government Pension Fund1.59%
Public Company1.51%
Individual/Insider1.09%
Private Company0.81%
Family Office/Trust0.27%

Top holders as of 2026-06-30

BlackRock 16.57% · 4.92M sh
FMR 14.99% · 4.45M sh
AllianceBernstein 7.52% · 2.23M sh
Vanguard Capital Management, LLC 5.15% · 1.53M sh
Dimensional Fund Advisors 5.05% · 1.50M sh
Vanguard Portfolio Management, LLC 4.35% · 1.29M sh
State Street Global Advisors 4.14% · 1.23M sh
Barrow, Hanley, Mewhinney & Strauss, LLC 3.32% · 984.92K sh
Frontier Capital Management 2.80% · 830.27K sh
Geode Capital Management, LLC 2.77% · 822.87K sh

Bar length is relative to the largest holder shown here, not to 100% of the company.

Insiders

50 filings tracked · 39 buys · 11 sells

NameRoleStake
William Bosway Chairperson & CEO 0.63%
James Metcalf Independent Director 0.06%
Mark Barberio Independent Director 0.06%
Linda Myers Independent Director 0.06%
James Nish Independent Director 0.05%
Atlee Pope Lead Independent Director 0.05%
Jeffrey Watorek Vice President 0.04%
Manish Shah Independent Director 0.04%
Gwendolyn Mizell Independent Director 0.04%
Katherine Bolanowski General Counsel, VP & Secretary 0.03%

Insider transactions most recent Form 4 filings

DateNameRoleTypeSharesPrice
2026-09-29 Joseph Lovechio Chief Financial Officer Other Derivative Acquisition +304 --
2026-09-29 William Bosway Chairperson & CEO Other Derivative Acquisition +518 --
2026-09-29 Jeffrey Watorek Vice President Other Derivative Acquisition +82 --
2026-09-29 Janet Catlett Chief Human Resources Officer Other Derivative Acquisition +95 --
2026-09-29 Katherine Bolanowski General Counsel, VP & Secretary Other Derivative Acquisition +245 --
2026-08-18 Joseph Lovechio Chief Financial Officer Sale to Issuer -638 $47.85
2026-07-01 Manish Shah Independent Director Other Derivative Acquisition +483 --
2026-06-29 Joseph Lovechio Chief Financial Officer Other Derivative Acquisition +321 --
2026-06-29 William Bosway Chairperson & CEO Other Derivative Acquisition +547 --
2026-06-29 Jeffrey Watorek Vice President Other Derivative Acquisition +86 --
2026-06-29 Janet Catlett Chief Human Resources Officer Other Derivative Acquisition +101 --
2026-06-29 Katherine Bolanowski General Counsel, VP & Secretary Other Derivative Acquisition +259 --
2026-05-25 William Bosway Chairperson & CEO Open Market Acquisition +19,735 $37.44
2026-05-20 Katherine Bolanowski General Counsel, VP & Secretary Open Market Acquisition +1,400 $35.63–35.66
2026-05-19 Joseph Lovechio Chief Financial Officer Open Market Acquisition +1,000 $34.62
2026-05-06 Mark Barberio Independent Director Other Acquisition +3,059 $37.59
2026-05-06 James Metcalf Independent Director Other Acquisition +3,059 $37.59
2026-05-06 James Nish Independent Director Other Acquisition +3,059 $37.59
2026-05-06 Linda Myers Independent Director Other Acquisition +3,059 $37.59
2026-05-06 Atlee Pope Lead Independent Director Other Acquisition +3,059 $37.59

Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.

Quote time 2026-10-08 07:00:07 · For reference only, not investment advice and not tailored to your situation.