Russell Investments Group
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Russell Investments Group’s Gibraltar Industries ROCK Stock Holding History

Russell Investments 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
Q2 		$724K Buy
16,064
+13,494
+525% +$529K ﹤0.01% 2617
2026
Q1 		$102K Sell
2,570
-149,422
-98% -$7.22M ﹤0.01% 3079
2025
Q4 		$7.51M Buy
151,992
+33,842
+29% +$1.94M 0.01% 1077
2025
Q3 		$7.42M Buy
118,150
+14,287
+14% +$894K 0.01% 1070
2025
Q2 		$6.13M Buy
103,863
+18,123
+21% +$1.04M 0.01% 1090
2025
Q1 		$5.03M Buy
85,740
+65,607
+326% +$4.08M 0.01% 1165
2024
Q4 		$1.19M Sell
20,133
-3,502
-15% -$239K ﹤0.01% 1928
2024
Q3 		$1.65M Buy
23,635
+22,474
+1,936% +$1.57M ﹤0.01% 1783
2024
Q2 		$79.6K Sell
1,161
-1,597
-58% -$116K ﹤0.01% 2672
2024
Q1 		$222K Sell
2,758
-28,906
-91% -$2.3M ﹤0.01% 2419
2023
Q4 		$2.5M Sell
31,664
-19,526
-38% -$1.33M ﹤0.01% 1493
2023
Q3 		$3.46M Buy
+51,190
New +$3.5M 0.01% 1256
2021
Q3 		– Sell
-3,222
Closed -$245K – 3185
2021
Q2 		$245K Hold
3,222
– – ﹤0.01% 2843
2021
Q1 		$294K Buy
+3,222
New +$296K ﹤0.01% 2725
2020
Q4 		– Sell
-23,511
Closed -$1.53M – 3167
2020
Q3 		$1.53M Sell
23,511
-3,000
-11% -$177K ﹤0.01% 1855
2020
Q2 		$1.27M Buy
26,511
+21,684
+449% +$964K ﹤0.01% 1909
2020
Q1 		$205K Sell
4,827
-11,119
-70% -$556K ﹤0.01% 2544
2019
Q4 		$802K Buy
15,946
+13,905
+681% +$698K ﹤0.01% 2216
2019
Q3 		$94K Buy
2,041
+1,280
+168% +$53.6K ﹤0.01% 2841
2019
Q2 		$31K Buy
+761
New +$29.6K ﹤0.01% 2770
2017
Q2 		– Sell
-7,609
Closed -$313K – 3024
2017
Q1 		$313K Sell
7,609
-35,164
-82% -$1.47M ﹤0.01% 2588
2016
Q4 		$1.82M Buy
+42,773
New +$1.77M ﹤0.01% 1854

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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Russell Investments Group's ROCK Position: Q2 2026 in Review

Russell Investments Group increased its Gibraltar Industries (ROCK) stake by 525% in Q2 2026, buying an estimated $529K and bringing the position to 16,064 shares worth $724K. The position accounts for ﹤0.01% of the portfolio, ranked #2617.

Russell Investments Group first reported a position in ROCK in Q4 2016 and has held it in 22 quarters since. The position peaked at $7.51M in Q4 2025. 245 funds tracked by Wall St. Rank hold ROCK as of Q2 2026.

  • Russell Investments Group held 16,064 shares of Gibraltar Industries worth $724K as of Q2 2026.
  • Russell Investments Group bought 13,494 Gibraltar Industries shares in Q2 2026, an estimated $529K.
  • Gibraltar Industries made up ﹤0.01% of Russell Investments Group's portfolio in Q2 2026, its #2617 holding.
  • Russell Investments Group first reported a position in Gibraltar Industries in Q4 2016 and has held it in 22 quarters since.
  • Russell Investments Group's Gibraltar Industries position peaked at $7.51M in Q4 2025.
  • 245 funds tracked by Wall St. Rank held Gibraltar Industries as of Q2 2026.

Based on Russell Investments Group's 13F filing for Q2 2026, filed 6 Aug 2026.