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Brooklyn Investment Group’s Gibraltar Industries ROCK Stock Holding History

Brooklyn Investment Group’s Portfolio ROCK Stock Details ROCK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.41M Buy
+35,445
New +$1.71M 0.04% 401
2025
Q3 		– Sell
-448
Closed -$26.4K – 2249
2025
Q2 		$26.4K Sell
448
-172
-28% -$9.85K ﹤0.01% 1699
2025
Q1 		$36.4K Buy
+620
New +$38.6K 0.01% 914

Other funds holding ROCK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

Brooklyn Investment Group's ROCK Position: Q1 2026 in Review

Brooklyn Investment Group opened a new position in Gibraltar Industries (ROCK) in Q1 2026: 35,445 shares worth $1.41M. The stake represents 0.04% of the portfolio and ranks #401 among its holdings. This is a return to the name: Brooklyn Investment Group previously reported a position in ROCK as recently as Q2 2025.

Brooklyn Investment Group first reported a position in ROCK in Q1 2025 and has held it in 3 quarters since. 229 funds tracked by Wall St. Rank hold ROCK as of Q1 2026.

  • Brooklyn Investment Group held 35,445 shares of Gibraltar Industries worth $1.41M as of Q1 2026.
  • Gibraltar Industries was a new Brooklyn Investment Group position in Q1 2026.
  • Gibraltar Industries made up 0.04% of Brooklyn Investment Group's portfolio in Q1 2026, its #401 holding.
  • Brooklyn Investment Group first reported a position in Gibraltar Industries in Q1 2025 and has held it in 3 quarters since.
  • 229 funds tracked by Wall St. Rank held Gibraltar Industries as of Q1 2026.

Based on Brooklyn Investment Group's 13F filing for Q1 2026, filed 29 Apr 2026.