TSS
ROCK icon

Two Sigma Securities’s Gibraltar Industries ROCK Stock Holding History

Two Sigma Securities’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 		$469K Buy
11,756
+3,330
+40% +$161K 0.05% 499
2025
Q4 		$417K Buy
+8,426
New +$483K 0.06% 473
2025
Q1 		– Sell
-7,084
Closed -$417K – 2088
2024
Q4 		$417K Buy
7,084
+1,289
+22% +$87.9K 0.06% 456
2024
Q3 		$405K Buy
+5,795
New +$405K 0.01% 1486
2024
Q1 		– Sell
-3,426
Closed -$271K – 3542
2023
Q4 		$271K Buy
+3,426
New +$234K ﹤0.01% 2095

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
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
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return

Two Sigma Securities's ROCK Position: Q1 2026 in Review

Two Sigma Securities increased its Gibraltar Industries (ROCK) stake by 40% in Q1 2026, buying an estimated $161K and bringing the position to 11,756 shares worth $469K. The position accounts for 0.05% of the portfolio, ranked #499.

Two Sigma Securities first reported a position in ROCK in Q4 2023 and has held it in 5 quarters since. 228 funds tracked by Wall St. Rank hold ROCK as of Q1 2026.

  • Two Sigma Securities held 11,756 shares of Gibraltar Industries worth $469K as of Q1 2026.
  • Two Sigma Securities bought 3,330 Gibraltar Industries shares in Q1 2026, an estimated $161K.
  • Gibraltar Industries made up 0.05% of Two Sigma Securities's portfolio in Q1 2026, its #499 holding.
  • Two Sigma Securities first reported a position in Gibraltar Industries in Q4 2023 and has held it in 5 quarters since.
  • 228 funds tracked by Wall St. Rank held Gibraltar Industries as of Q1 2026.

Based on Two Sigma Securities's 13F filing for Q1 2026, filed 15 May 2026.