AssetMark Inc’s Gibraltar Industries ROCK Stock Holding History

AssetMark Inc’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 Q3	$515	Buy	+13	New	+$583	﹤0.01%	3400
2026 Q1	–	Sell	-20	Closed	-$989	–	3572
2025 Q4	$989	Buy	+20	New	+$1.15K	﹤0.01%	2933
2018 Q1	–	Sell	-10	Closed	–	–	1882
2017 Q4	$0	Buy	+10	New	+$320	﹤0.01%	2083

Other funds holding ROCK

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return

CenterBook Partners Greenwich, Connecticut $2.18B AUM 12.5% 1-Year Est. Return

Skylands Capital Milwaukee, Wisconsin $762M AUM 14.92% 1-Year Est. Return

Deroy & Devereaux Private Investment Counsel Bloomfield Hills, Michigan $2.31B AUM 43.14% 1-Year Est. Return

Creative Planning Overland Park, Kansas $179B AUM 16.96% 1-Year Est. Return

Wedge Capital Management Charlotte, North Carolina $5.72B AUM 38.26% 1-Year Est. Return

BFSG LLC Irvine, California $1.14B AUM 21.04% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return

Hudson Edge Investment Partners Jersey City, New Jersey $728M AUM 12.65% 1-Year Est. Return

AssetMark Inc's ROCK Position: Q3 2026 in Review

AssetMark Inc opened a new position in Gibraltar Industries (ROCK) in Q3 2026: 13 shares worth $515. The stake represents ﹤0.01% of the portfolio and ranks #3400 among its holdings. This is a return to the name: AssetMark Inc previously reported a position in ROCK as recently as Q4 2025.

AssetMark Inc first reported a position in ROCK in Q4 2017 and has held it in 3 quarters since. The position peaked at $989 in Q4 2025. 71 funds tracked by Wall St. Rank hold ROCK as of Q3 2026.

AssetMark Inc held 13 shares of Gibraltar Industries worth $515 as of Q3 2026.
Gibraltar Industries was a new AssetMark Inc position in Q3 2026.
Gibraltar Industries made up ﹤0.01% of AssetMark Inc's portfolio in Q3 2026, its #3400 holding.
AssetMark Inc first reported a position in Gibraltar Industries in Q4 2017 and has held it in 3 quarters since.
AssetMark Inc's Gibraltar Industries position peaked at $989 in Q4 2025.
71 funds tracked by Wall St. Rank held Gibraltar Industries as of Q3 2026.

Based on AssetMark Inc's 13F filing for Q3 2026, filed 21 Oct 2026.