Maryland State Retirement & Pension System
ROCK icon

Maryland State Retirement & Pension System’s Gibraltar Industries ROCK Stock Holding History

Maryland State Retirement & Pension System’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 		– Sell
-4,307
Closed -$213K – 1395
2025
Q4 		$213K Buy
4,307
+64
+2% +$3.67K ﹤0.01% 1292
2025
Q3 		$266K Sell
4,243
-4,424
-51% -$277K 0.01% 1171
2025
Q2 		$511K Sell
8,667
-178
-2% -$10.2K 0.01% 944
2025
Q1 		$519K Sell
8,845
-1,447
-14% -$90K 0.01% 892
2024
Q4 		$606K Hold
10,292
– – 0.01% 936
2024
Q3 		$720K Sell
10,292
-332
-3% -$23.2K 0.02% 846
2024
Q2 		$728K Sell
10,624
-343
-3% -$25K 0.01% 884
2024
Q1 		$786K Sell
10,967
-95
-0.9% -$7.57K 0.02% 803
2023
Q4 		$874K Sell
11,062
-144
-1% -$9.84K 0.02% 761
2023
Q3 		$757K Sell
11,206
-642
-5% -$43.9K 0.02% 764
2023
Q2 		$745K Sell
11,848
-624
-5% -$33.7K 0.02% 808
2023
Q1 		$605K Sell
12,472
-277
-2% -$14.2K 0.01% 916
2022
Q4 		$585K Buy
+12,749
New +$612K 0.02% 879
2022
Q3 		– Sell
-13,366
Closed -$518K – 1118
2022
Q2 		$518K Buy
13,366
+147
+1% +$6K 0.02% 924
2022
Q1 		$568K Buy
13,219
+191
+1% +$10.1K 0.02% 984
2021
Q4 		$869K Buy
13,028
+186
+1% +$13.3K 0.02% 727
2021
Q3 		$895K Buy
+12,842
New +$924K 0.03% 686

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 $3.38T AUM 44.17% 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

Maryland State Retirement & Pension System's ROCK Position: Q1 2026 in Review

Maryland State Retirement & Pension System sold out of Gibraltar Industries (ROCK) in Q1 2026, closing a stake of 4,307 shares — an estimated $213K sold.

Maryland State Retirement & Pension System first reported a position in ROCK in Q3 2021 and held it in 17 quarters. The position peaked at $895K in Q3 2021. 229 funds tracked by Wall St. Rank hold ROCK as of Q1 2026.

  • Maryland State Retirement & Pension System reported no remaining Gibraltar Industries position as of Q1 2026 after selling out during the quarter.
  • Maryland State Retirement & Pension System sold 4,307 Gibraltar Industries shares in Q1 2026, an estimated $213K.
  • Maryland State Retirement & Pension System first reported a position in Gibraltar Industries in Q3 2021 and held it in 17 quarters.
  • Maryland State Retirement & Pension System's Gibraltar Industries position peaked at $895K in Q3 2021.
  • 229 funds tracked by Wall St. Rank held Gibraltar Industries as of Q1 2026.

Based on Maryland State Retirement & Pension System's 13F filing for Q1 2026, filed 4 May 2026.