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Entropy Technologies’s Gibraltar Industries ROCK Stock Holding History

Entropy Technologies’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
2025
Q4 		– Sell
-3,406
Closed -$214K – 1118
2025
Q3 		$214K Buy
+3,406
New +$213K 0.02% 740
2025
Q1 		– Sell
-3,859
Closed -$227K – 944
2024
Q4 		$227K Buy
+3,859
New +$263K 0.02% 605
2024
Q1 		– Sell
-3,291
Closed -$260K – 851
2023
Q4 		$260K Buy
+3,291
New +$225K 0.05% 472

Other funds holding ROCK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Entropy Technologies's ROCK Position: Q4 2025 in Review

Entropy Technologies sold out of Gibraltar Industries (ROCK) in Q4 2025, closing a stake of 3,406 shares — an estimated $214K sold.

Entropy Technologies first reported a position in ROCK in Q4 2023 and held it in 3 quarters. The position peaked at $260K in Q4 2023. 254 funds tracked by Wall St. Rank hold ROCK as of Q4 2025.

  • Entropy Technologies reported no remaining Gibraltar Industries position as of Q4 2025 after selling out during the quarter.
  • Entropy Technologies sold 3,406 Gibraltar Industries shares in Q4 2025, an estimated $214K.
  • Entropy Technologies first reported a position in Gibraltar Industries in Q4 2023 and held it in 3 quarters.
  • Entropy Technologies's Gibraltar Industries position peaked at $260K in Q4 2023.
  • 254 funds tracked by Wall St. Rank held Gibraltar Industries as of Q4 2025.

Based on Entropy Technologies's 13F filing for Q4 2025, filed 13 Feb 2026.