Bank of Montreal
ROCK icon

Bank of Montreal’s Gibraltar Industries ROCK Stock Holding History

Bank of Montreal’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
-5,101
Closed -$252K – 3992
2025
Q4 		$252K Buy
5,101
+185
+4% +$10.6K ﹤0.01% 2698
2025
Q3 		$309K Sell
4,916
-1,925
-28% -$120K ﹤0.01% 2512
2025
Q2 		$404K Sell
6,841
-327
-5% -$18.7K ﹤0.01% 2406
2025
Q1 		$420K Buy
7,168
+1,477
+26% +$91.9K ﹤0.01% 2309
2024
Q4 		$335K Buy
5,691
+423
+8% +$28.8K ﹤0.01% 2477
2024
Q3 		$370K Sell
5,268
-400
-7% -$27.9K ﹤0.01% 2622
2024
Q2 		$399K Buy
5,668
+1
+0% +$73 ﹤0.01% 2547
2024
Q1 		$457K Buy
5,667
+226
+4% +$18K ﹤0.01% 2496
2023
Q4 		$436K Buy
5,441
+236
+5% +$16.1K ﹤0.01% 2598
2023
Q3 		$365K Sell
5,205
-205
-4% -$14K ﹤0.01% 2670
2023
Q2 		$342K Sell
5,410
-951
-15% -$51.4K ﹤0.01% 2854
2023
Q1 		$309K Buy
6,361
+1,010
+19% +$51.6K ﹤0.01% 2766
2022
Q4 		$258K Sell
5,351
-205
-4% -$9.84K ﹤0.01% 3010
2022
Q3 		$231 Sell
5,556
-8,437
-60% -$360K ﹤0.01% 3112
2022
Q2 		$558 Buy
13,993
+3,414
+32% +$139K ﹤0.01% 2626
2022
Q1 		$501K Buy
10,579
+70
+0.7% +$3.69K ﹤0.01% 2829
2021
Q4 		$710K Sell
10,509
-18,966
-64% -$1.35M ﹤0.01% 2158
2021
Q3 		$2.03M Sell
29,475
-12,049
-29% -$867K ﹤0.01% 2062
2021
Q2 		$3.19M Buy
41,524
+2,648
+7% +$219K ﹤0.01% 1814
2021
Q1 		$3.36M Sell
38,876
-10,195
-21% -$935K ﹤0.01% 1539
2020
Q4 		$4.49M Buy
49,071
+3,641
+8% +$243K ﹤0.01% 1450
2020
Q3 		$3.2M Sell
45,430
-5,959
-12% -$352K ﹤0.01% 1448
2020
Q2 		$2.39M Buy
51,389
+4,069
+9% +$181K ﹤0.01% 1549
2020
Q1 		$1.88M Buy
47,320
+41,384
+697% +$2.07M ﹤0.01% 1447
2019
Q4 		$299K Buy
5,936
+1,068
+22% +$53.6K ﹤0.01% 2945
2019
Q3 		$224K Buy
4,868
+1,009
+26% +$42.2K ﹤0.01% 2836
2019
Q2 		$155K Buy
3,859
+2,724
+240% +$106K ﹤0.01% 3070
2019
Q1 		$46K Buy
1,135
+213
+23% +$8.13K ﹤0.01% 3366
2018
Q4 		$32K Buy
922
+233
+34% +$8.5K ﹤0.01% 3465
2018
Q3 		$32K Sell
689
-6
-0.9% -$260 ﹤0.01% 3559
2018
Q2 		$27K Buy
695
+227
+49% +$8.43K ﹤0.01% 3644
2018
Q1 		$16K Sell
468
-675
-59% -$23.4K ﹤0.01% 3630
2017
Q4 		$38K Sell
1,143
-411
-26% -$13.1K ﹤0.01% 3371
2017
Q3 		$48K Sell
1,554
-43,828
-97% -$1.32M ﹤0.01% 3242
2017
Q2 		$1.62M Sell
45,382
-22,590
-33% -$797K ﹤0.01% 1741
2017
Q1 		$2.8M Sell
67,972
-11,178
-14% -$468K ﹤0.01% 1349
2016
Q4 		$3.56M Buy
79,150
+53,818
+212% +$2.22M ﹤0.01% 1232
2016
Q3 		$941K Sell
25,332
-8,972
-26% -$329K ﹤0.01% 1848
2016
Q2 		$1.08M Sell
34,304
-4,807
-12% -$138K ﹤0.01% 1804
2016
Q1 		$1.12M Buy
39,111
+3,261
+9% +$76K ﹤0.01% 1698
2015
Q4 		$912K Buy
35,850
+5,147
+17% +$123K ﹤0.01% 1756
2015
Q3 		$563K Buy
30,703
+22,359
+268% +$410K ﹤0.01% 1803
2015
Q2 		$170K Buy
8,344
+8,109
+3,451% +$147K ﹤0.01% 2484
2015
Q1 		$4K Buy
235
+115
+96% +$1.78K ﹤0.01% 3674
2014
Q4 		$2K Sell
120
-115
-49% -$1.7K ﹤0.01% 3844
2014
Q3 		$4K Sell
235
-780
-77% -$12K ﹤0.01% 3833
2014
Q2 		$16K Buy
1,015
+780
+332% +$12.9K ﹤0.01% 3686
2014
Q1 		$4K Hold
235
– – ﹤0.01% 3831
2013
Q4 		$4K Hold
235
– – ﹤0.01% 3568
2013
Q3 		$4K Sell
235
-6,990
-97% -$100K ﹤0.01% 3611
2013
Q2 		$105K Buy
+7,225
New +$122K ﹤0.01% 2427

Other funds holding ROCK

BlackRock
BlackRock New York $6.73T AUM 46.02% 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 $3.37T AUM 44.26% 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

Bank of Montreal's ROCK Position: Q1 2026 in Review

Bank of Montreal sold out of Gibraltar Industries (ROCK) in Q1 2026, closing a stake of 5,101 shares — an estimated $252K sold.

Bank of Montreal first reported a position in ROCK in Q2 2013 and held it in 51 quarters. The position peaked at $4.49M in Q4 2020. 228 funds tracked by Wall St. Rank hold ROCK as of Q1 2026.

  • Bank of Montreal reported no remaining Gibraltar Industries position as of Q1 2026 after selling out during the quarter.
  • Bank of Montreal sold 5,101 Gibraltar Industries shares in Q1 2026, an estimated $252K.
  • Bank of Montreal first reported a position in Gibraltar Industries in Q2 2013 and held it in 51 quarters.
  • Bank of Montreal's Gibraltar Industries position peaked at $4.49M in Q4 2020.
  • 228 funds tracked by Wall St. Rank held Gibraltar Industries as of Q1 2026.

Based on Bank of Montreal's 13F filing for Q1 2026, filed 13 May 2026.