How many shares of ROCK does D. E. Shaw & Co., Inc. own?

As of 2026-Q2, D. E. Shaw & Co., Inc. holds 224,747 shares of ROCK (GIBRALTAR INDS INC).

What is D. E. Shaw & Co., Inc.'s ROCK position worth?

As of 2026-Q2, D. E. Shaw & Co., Inc.'s ROCK position is worth $10.1M.

In 2026-Q2, D. E. Shaw & Co., Inc. decreased their ROCK position (-10.0% change in shares).

Based on available 13F filings, D. E. Shaw & Co., Inc. first reported a position in ROCK in 2018-Q4. They have held the position across 31 quarters.

Position history for DED. E. Shaw & Co., Inc.'s holdings in GIBRALTAR INDS INC

Current Value

$10.1M

Current Shares

224,747

Total Value Change

+$1.7M

Total Shares Change

-12,369

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	224,747	-10.0%	$10.1M	0.0%	$45.10	0
2026-Q1	Decreased	249,672	-21.9%	$10M	0.0%	$43.83	0
2025-Q4	Decreased	319,842	-1.7%	$15.8M	0.0%	$49.95	0
2025-Q3	Decreased	325,487	-9.2%	$20.4M	0.0%	$63.49	0
2025-Q2	Increased	358,494	+1.4%	$21.2M	0.0%	$60.73	29
2025-Q1	Increased	353,399	+84.0%	$20.7M	0.0%	$59.49	44
2024-Q4	Increased	192,098	+76.0%	$11.3M	0.0%	$58.67	42
2024-Q3	Decreased	109,133	-2.5%	$7.6M	0.0%	$70.20	0
2024-Q2	Increased	111,916	+227.9%	$7.7M	0.0%	$68.55	44
2024-Q1	Decreased	34,135	-48.0%	$2.7M	0.0%	$80.53	0
2023-Q4	Decreased	65,710	-5.5%	$5.2M	0.0%	$78.98	0
2023-Q3	Decreased	69,565	-0.7%	$4.7M	0.0%	$67.51	0
2023-Q2	Decreased	70,040	-9.2%	$4.4M	0.0%	$62.16	0
2023-Q1	Decreased	77,145	-10.2%	$3.7M	0.0%	$47.57	0
2022-Q4	Decreased	85,938	-53.8%	$3.9M	0.0%	$45.88	0
2022-Q3	Decreased	186,151	-29.1%	$7.6M	0.0%	$39.61	0
2022-Q2	Decreased	262,439	-11.6%	$10.2M	0.0%	$38.57	0
2022-Q1	Increased	296,750	+183.7%	$12.7M	0.0%	$45.63	45
2021-Q4	Increased	104,586	+45.3%	$7M	0.0%	$66.97	37
2021-Q3	Increased	71,981	+19.6%	$5M	0.0%	$68.91	32
2021-Q2	Increased	60,167	+69.0%	$4.6M	0.0%	$75.90	40
2021-Q1	Decreased	35,591	-71.1%	$3.3M	0.0%	$89.48	0
2020-Q4	Decreased	123,087	-47.0%	$8.9M	0.0%	$71.74	0
2020-Q3	Decreased	232,380	-26.1%	$15.1M	0.0%	$65.56	0
2020-Q2	Increased	314,516	+4.3%	$15.1M	0.0%	$47.40	29
2020-Q1	Decreased	301,571	-8.4%	$12.9M	0.0%	$42.36	0
2019-Q4	Increased	329,345	+80.3%	$16.6M	0.0%	$50.43	43
2019-Q3	Increased	182,709	+15.2%	$8.4M	0.0%	$45.90	32
2019-Q2	Decreased	158,560	-18.6%	$6.4M	0.0%	$40.36	0
2019-Q1	Decreased	194,812	-17.8%	$7.9M	0.0%	$40.61	0
2018-Q4	New	237,116	-	$8.4M	0.0%	$35.09	38