XTX Topco’s Simpson Manufacturing SSD Stock Holding History

XTX Topco’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	$2.58M	Buy	12,344 +9,473	+330%	+$1.77M	0.03%	864
2026 Q1	$493K	Buy	+2,871	New	+$529K	0.01%	2065
2025 Q4	–	Sell	-2,059	Closed	-$345K	–	3775
2025 Q3	$345K	Buy	+2,059	New	+$368K	0.02%	1402
2025 Q2	–	Sell	-7,122	Closed	-$1.12M	–	3119
2025 Q1	$1.12M	Buy	+7,122	New	+$1.17M	0.06%	498
2024 Q4	–	Sell	-6,497	Closed	-$1.24M	–	2901
2024 Q3	$1.24M	Sell	6,497 -1,591	-20%	-$286K	0.09%	331
2024 Q2	$1.36M	Buy	+8,088	New	+$1.42M	0.12%	252
2023 Q4	–	Sell	-2,236	Closed	-$335K	–	2112
2023 Q3	$335K	Buy	+2,236	New	+$340K	0.06%	653
2021 Q4	–	Sell	-2,523	Closed	-$270K	–	981
2021 Q3	$270K	Buy	+2,523	New	+$279K	0.09%	376

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 $3.37T AUM 44.26% 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

XTX Topco's SSD Position: Q2 2026 in Review

XTX Topco increased its Simpson Manufacturing (SSD) stake by 330% in Q2 2026, buying an estimated $1.77M and bringing the position to 12,344 shares worth $2.58M. The position accounts for 0.03% of the portfolio, ranked #864.

XTX Topco first reported a position in SSD in Q3 2021 and has held it in 8 quarters since. 487 funds tracked by Wall St. Rank hold SSD as of Q2 2026.

XTX Topco held 12,344 shares of Simpson Manufacturing worth $2.58M as of Q2 2026.
XTX Topco bought 9,473 Simpson Manufacturing shares in Q2 2026, an estimated $1.77M.
Simpson Manufacturing made up 0.03% of XTX Topco's portfolio in Q2 2026, its #864 holding.
XTX Topco first reported a position in Simpson Manufacturing in Q3 2021 and has held it in 8 quarters since.
487 funds tracked by Wall St. Rank held Simpson Manufacturing as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.