GW&K Investment Management’s Simpson Manufacturing SSD Stock Holding History

GW&K Investment Management’s Portfolio SSD Stock Details SSD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$41.6M	Sell	198,808 -13,725	-6%	-$2.57M	0.33%	112
2026 Q1	$36.5M	Sell	212,533 -6,737	-3%	-$1.24M	0.32%	116
2025 Q4	$35.4M	Sell	219,270 -12,217	-5%	-$2.07M	0.31%	128
2025 Q3	$38.8M	Sell	231,487 -10,191	-4%	-$1.82M	0.34%	113
2025 Q2	$37.5M	Buy	241,678 +4,264	+2%	+$660K	0.34%	117
2025 Q1	$37.3M	Sell	237,414 -2,802	-1%	-$460K	0.35%	115
2024 Q4	$39.8M	Buy	240,216 +62	+0%	+$11.4K	0.34%	112
2024 Q3	$45.9M	Buy	240,154 +76,737	+47%	+$13.8M	0.39%	100
2024 Q2	$27.5M	Buy	+163,417	New	+$28.6M	0.25%	162
2019 Q3	–	Sell	-69,785	Closed	-$4.64M	–	376
2019 Q2	$4.64M	Buy	+69,785	New	+$4.46M	0.07%	246

Other funds holding SSD

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

BAAM

Baker Avenue Asset Management San Francisco, California $5.28B AUM 39.19% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

QCM

Quantinno Capital Management New York $83.3B AUM 37.97% 1-Year Est. Return

GW&K Investment Management's SSD Position: Q2 2026 in Review

GW&K Investment Management reduced its Simpson Manufacturing (SSD) stake by 6.5% in Q2 2026, selling an estimated $2.57M and leaving 198,808 shares worth $41.6M. The position accounts for 0.33% of the portfolio, ranked #112.

GW&K Investment Management first reported a position in SSD in Q2 2019 and has held it in 10 quarters since. The position peaked at $45.9M in Q3 2024. 487 funds tracked by Wall St. Rank hold SSD as of Q2 2026.

GW&K Investment Management held 198,808 shares of Simpson Manufacturing worth $41.6M as of Q2 2026.
GW&K Investment Management sold 13,725 Simpson Manufacturing shares in Q2 2026, an estimated $2.57M.
Simpson Manufacturing made up 0.33% of GW&K Investment Management's portfolio in Q2 2026, its #112 holding.
GW&K Investment Management first reported a position in Simpson Manufacturing in Q2 2019 and has held it in 10 quarters since.
GW&K Investment Management's Simpson Manufacturing position peaked at $45.9M in Q3 2024.
487 funds tracked by Wall St. Rank held Simpson Manufacturing as of Q2 2026.

Based on GW&K Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.