Tower Research Capital (TRC)’s Gibraltar Industries ROCK Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $57.3K | Sell |
1,437
-327
| -19% | -$15.8K | ﹤0.01% | 2622 |
|
|
2025
Q4 | $87.2K | Buy |
1,764
+69
| +4% | +$3.95K | ﹤0.01% | 2027 |
|
|
2025
Q3 | $106K | Sell |
1,695
-1,611
| -49% | -$101K | ﹤0.01% | 1940 |
|
|
2025
Q2 | $195K | Buy |
3,306
+2,962
| +861% | +$170K | 0.01% | 1797 |
|
|
2025
Q1 | $20.2K | Sell |
344
-3,229
| -90% | -$201K | ﹤0.01% | 2955 |
|
|
2024
Q4 | $210K | Sell |
3,573
-6,012
| -63% | -$410K | ﹤0.01% | 1687 |
|
|
2024
Q3 | $670K | Buy |
9,585
+6,163
| +180% | +$430K | 0.02% | 704 |
|
|
2024
Q2 | $235K | Buy |
3,422
+3,406
| +21,288% | +$248K | ﹤0.01% | 1943 |
|
|
2024
Q1 | $1.29K | Sell |
16
-14,922
| -100% | -$1.19M | ﹤0.01% | 5287 |
|
|
2023
Q4 | $1.18M | Buy |
14,938
+12,783
| +593% | +$873K | 0.01% | 759 |
|
|
2023
Q3 | $145K | Buy |
2,155
+1,573
| +270% | +$108K | ﹤0.01% | 1687 |
|
|
2023
Q2 | $36.6K | Buy |
582
+67
| +13% | +$3.62K | ﹤0.01% | 2850 |
|
|
2023
Q1 | $24K | Sell |
515
-234
| -31% | -$12K | ﹤0.01% | 3252 |
|
|
2022
Q4 | $34K | Sell |
749
-2,403
| -76% | -$115K | ﹤0.01% | 2641 |
|
|
2022
Q3 | $129K | Buy |
3,152
+1,083
| +52% | +$46.2K | ﹤0.01% | 2336 |
|
|
2022
Q2 | $80K | Sell |
2,069
-148
| -7% | -$6.04K | ﹤0.01% | 2467 |
|
|
2022
Q1 | $95K | Buy |
2,217
+1,328
| +149% | +$70K | ﹤0.01% | 2241 |
|
|
2021
Q4 | $59K | Buy |
889
+589
| +196% | +$42.1K | ﹤0.01% | 2638 |
|
|
2021
Q3 | $21K | Sell |
300
-1,218
| -80% | -$87.6K | ﹤0.01% | 3675 |
|
|
2021
Q2 | $115K | Sell |
1,518
-2,295
| -60% | -$190K | ﹤0.01% | 2318 |
|
|
2021
Q1 | $349K | Buy |
3,813
+1,707
| +81% | +$157K | 0.01% | 1542 |
|
|
2020
Q4 | $152K | Sell |
2,106
-19,332
| -90% | -$1.29M | ﹤0.01% | 1968 |
|
|
2020
Q3 | $1.4M | Buy |
21,438
+18,778
| +706% | +$1.11M | 0.02% | 674 |
|
|
2020
Q2 | $128K | Buy |
+2,660
| New | +$118K | 0.01% | 2233 |
|
|
2020
Q1 | – | Sell |
-984
| Closed | -$50K | – | 3769 |
|
|
2019
Q4 | $50K | Buy |
984
+592
| +151% | +$29.7K | ﹤0.01% | 1335 |
|
|
2019
Q3 | $18K | Buy |
+392
| New | +$16.4K | ﹤0.01% | 2547 |
|
|
2019
Q1 | – | Sell |
-156
| Closed | -$6K | – | 4206 |
|
|
2018
Q4 | $6K | Buy |
+156
| New | +$5.69K | ﹤0.01% | 2811 |
|
|
2018
Q3 | – | Sell |
-2,900
| Closed | -$109K | – | 4175 |
|
|
2018
Q2 | $109K | Buy |
2,900
+1,400
| +93% | +$52K | 0.01% | 1382 |
|
|
2018
Q1 | $51K | Buy |
1,500
+274
| +22% | +$9.51K | ﹤0.01% | 1666 |
|
|
2017
Q4 | $40K | Sell |
1,226
-1,969
| -62% | -$62.9K | 0.01% | 1504 |
|
|
2017
Q3 | $100K | Sell |
3,195
-921
| -22% | -$27.8K | 0.01% | 1358 |
|
|
2017
Q2 | $147K | Buy |
+4,116
| New | +$145K | 0.02% | 395 |
|
|
2017
Q1 | – | Sell |
-1,368
| Closed | -$57K | – | 3785 |
|
|
2016
Q4 | $57K | Buy |
+1,368
| New | +$56.5K | 0.01% | 1345 |
|
|
2016
Q3 | – | Sell |
-639
| Closed | -$20K | – | 4311 |
|
|
2016
Q2 | $20K | Buy |
+639
| New | +$18.4K | ﹤0.01% | 2236 |
|
|
2016
Q1 | – | Sell |
-464
| Closed | -$12K | – | 4801 |
|
|
2015
Q4 | $12K | Sell |
464
-3,226
| -87% | -$77.3K | ﹤0.01% | 1911 |
|
|
2015
Q3 | $68K | Buy |
3,690
+3,532
| +2,235% | +$64.7K | 0.01% | 810 |
|
|
2015
Q2 | $3K | Sell |
158
-866
| -85% | -$15.7K | ﹤0.01% | 3576 |
|
|
2015
Q1 | $17K | Buy |
1,024
+924
| +924% | +$14.3K | ﹤0.01% | 2384 |
|
|
2014
Q4 | $2K | Sell |
100
-2,023
| -95% | -$29.9K | ﹤0.01% | 3372 |
|
|
2014
Q3 | $29K | Buy |
2,123
+1,373
| +183% | +$21K | ﹤0.01% | 2002 |
|
|
2014
Q2 | $12K | Buy |
+750
| New | +$12.4K | ﹤0.01% | 2220 |
|
|
2014
Q1 | – | Sell |
-1,326
| Closed | -$25K | – | 4847 |
|
|
2013
Q4 | $25K | Buy |
1,326
+9
| +0.7% | +$147 | ﹤0.01% | 2079 |
|
|
2013
Q3 | $19K | Buy |
+1,317
| New | +$18.9K | ﹤0.01% | 2731 |
|
Other funds holding ROCK
VPM
VCM
Tower Research Capital (TRC)'s ROCK Position: Q1 2026 in Review
Tower Research Capital (TRC) reduced its Gibraltar Industries (ROCK) stake by 19% in Q1 2026, selling an estimated $15.8K and leaving 1,437 shares worth $57.3K. The position accounts for ﹤0.01% of the portfolio, ranked #2622.
Tower Research Capital (TRC) first reported a position in ROCK in Q3 2013 and has held it in 43 quarters since. The position peaked at $1.4M in Q3 2020. 228 funds tracked by Wall St. Rank hold ROCK as of Q1 2026.
- Tower Research Capital (TRC) held 1,437 shares of Gibraltar Industries worth $57.3K as of Q1 2026.
- Tower Research Capital (TRC) sold 327 Gibraltar Industries shares in Q1 2026, an estimated $15.8K.
- Gibraltar Industries made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #2622 holding.
- Tower Research Capital (TRC) first reported a position in Gibraltar Industries in Q3 2013 and has held it in 43 quarters since.
- Tower Research Capital (TRC)'s Gibraltar Industries position peaked at $1.4M in Q3 2020.
- 228 funds tracked by Wall St. Rank held Gibraltar Industries as of Q1 2026.
Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.