Parallax Volatility Advisers’s Gibraltar Industries ROCK Stock Holding History

Parallax Volatility Advisers’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
2023 Q2	–	Sell	-114	Closed	-$6.17K	–	2786
2023 Q1	$5.53K	Buy	+114	New	+$5.83K	﹤0.01%	2467
2022 Q4	–	Sell	-4,148	Closed	-$170K	–	3200
2022 Q3	$170K	Buy	+4,148	New	+$177K	﹤0.01%	2359
2020 Q3	–	Sell	-2	Closed	–	–	3146
2020 Q2	$0	Buy	+2	New	+$89	﹤0.01%	2852
2019 Q4	–	Sell	-15,714	Closed	-$722K	–	2603
2019 Q3	$722K	Buy	+15,714	New	+$658K	﹤0.01%	1505
2018 Q1	–	Sell	-4,872	Closed	-$161K	–	3880
2017 Q4	$161K	Buy	+4,872	New	+$156K	﹤0.01%	2454
2016 Q4	–	Sell	-608	Closed	-$23K	–	3942
2016 Q3	$23K	Buy	+608	New	+$22.3K	﹤0.01%	2560

Other funds holding ROCK

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

SAM

Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

GKIM

GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Parallax Volatility Advisers's ROCK Position: Q2 2023 in Review

Parallax Volatility Advisers sold out of Gibraltar Industries (ROCK) in Q2 2023, closing a stake of 114 shares — an estimated $6.17K sold.

Parallax Volatility Advisers first reported a position in ROCK in Q3 2016 and held it in 6 quarters. The position peaked at $722K in Q3 2019. 230 funds tracked by Wall St. Rank hold ROCK as of Q2 2023.

Parallax Volatility Advisers reported no remaining Gibraltar Industries position as of Q2 2023 after selling out during the quarter.
Parallax Volatility Advisers sold 114 Gibraltar Industries shares in Q2 2023, an estimated $6.17K.
Parallax Volatility Advisers first reported a position in Gibraltar Industries in Q3 2016 and held it in 6 quarters.
Parallax Volatility Advisers's Gibraltar Industries position peaked at $722K in Q3 2019.
230 funds tracked by Wall St. Rank held Gibraltar Industries as of Q2 2023.

Based on Parallax Volatility Advisers's 13F filing for Q2 2023, filed 14 Aug 2023.