Citadel Advisors’s Simpson Manufacturing SSD Stock Holding History

Citadel Advisors’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 Q1	$2.06M	Buy	12,000 +2,000	+20%	+$369K	﹤0.01%	6010
2025 Q4	$1.61M	Buy	10,000 +4,500	+82%	+$761K	﹤0.01%	6352
2025 Q3	$921K	Sell	5,500 -5,100	-48%	-$913K	﹤0.01%	7708
2025 Q2	$1.65M	Sell	10,600 -7,600	-42%	-$1.18M	﹤0.01%	6079
2025 Q1	$2.86M	Buy	18,200 +900	+5%	+$148K	﹤0.01%	4852
2024 Q4	$2.87M	Sell	17,300 -11,300	-40%	-$2.07M	﹤0.01%	4915
2024 Q3	$5.47M	Sell	28,600 -1,400	-5%	-$251K	﹤0.01%	3796
2024 Q2	$5.06M	Buy	30,000 +14,900	+99%	+$2.61M	﹤0.01%	3733
2024 Q1	$3.1M	Buy	15,100 +2,800	+23%	+$542K	﹤0.01%	4729
2023 Q4	$2.44M	Buy	12,300 +2,700	+28%	+$428K	﹤0.01%	5016
2023 Q3	$1.44M	Sell	9,600 -4,400	-31%	-$669K	﹤0.01%	5851
2023 Q2	$1.94M	Sell	14,000 -29,100	-68%	-$3.58M	﹤0.01%	5195
2023 Q1	$4.73M	Buy	43,100 +13,800	+47%	+$1.45M	﹤0.01%	3920
2022 Q4	$2.6M	Buy	29,300 +1,900	+7%	+$166K	﹤0.01%	5001
2022 Q3	$2.15M	Buy	27,400 +12,200	+80%	+$1.18M	﹤0.01%	5454
2022 Q2	$1.53M	Sell	15,200 -15,700	-51%	-$1.63M	﹤0.01%	6095
2022 Q1	$3.37M	Buy	30,900 +22,900	+286%	+$2.71M	﹤0.01%	4945
2021 Q4	$1.11M	Buy	+8,000	New	+$965K	﹤0.01%	7693
2021 Q3	–	Sell	-3,300	Closed	-$364K	–	14609
2021 Q2	$364K	Hold	3,300	–	–	﹤0.01%	10799
2021 Q1	$342K	Sell	3,300 -9,600	-74%	-$962K	﹤0.01%	10539
2020 Q4	$1.21M	Buy	12,900 +300	+2%	+$27.9K	﹤0.01%	6402
2020 Q3	$1.22M	Buy	12,600 +100	+0.8%	+$9.48K	﹤0.01%	5663
2020 Q2	$1.05M	Buy	12,500 +9,000	+257%	+$664K	﹤0.01%	5738
2020 Q1	$217K	Sell	3,500 -4,800	-58%	-$375K	﹤0.01%	7885
2019 Q4	$666K	Sell	8,300 -3,700	-31%	-$288K	﹤0.01%	6339
2019 Q3	$832K	Buy	12,000 +6,900	+135%	+$448K	﹤0.01%	5908
2019 Q2	$339K	Buy	5,100 +600	+13%	+$38.3K	﹤0.01%	7404
2019 Q1	$267K	Sell	4,500 -100	-2%	-$5.91K	﹤0.01%	7780
2018 Q4	$249K	Sell	4,600 -2,300	-33%	-$135K	﹤0.01%	7550
2018 Q3	$500K	Sell	6,900 -800	-10%	-$56.7K	﹤0.01%	6697
2018 Q2	$479K	Buy	7,700 +2,800	+57%	+$170K	﹤0.01%	6442
2018 Q1	$282K	Buy	+4,900	New	+$283K	﹤0.01%	6850
2016 Q1	–	Sell	-2,000	Closed	-$68K	–	7884
2015 Q4	$68K	Sell	2,000 -2,700	-57%	-$97.9K	﹤0.01%	7059
2015 Q3	$157K	Sell	4,700 -11,800	-72%	-$411K	﹤0.01%	6458
2015 Q2	$561K	Sell	16,500 -10,600	-39%	-$366K	﹤0.01%	4783
2015 Q1	$1.01M	Buy	27,100 +10,500	+63%	+$369K	﹤0.01%	3900
2014 Q4	$574K	Buy	+16,600	New	+$540K	﹤0.01%	4527
2014 Q3	–	Sell	-1,000	Closed	-$36K	–	8385
2014 Q2	$36K	Sell	1,000 -2,000	-67%	-$68K	﹤0.01%	6966
2014 Q1	$106K	Sell	3,000 -1,000	-25%	-$34.3K	﹤0.01%	6142
2013 Q4	$147K	Buy	4,000 +3,000	+300%	+$104K	﹤0.01%	5304
2013 Q3	$33K	Sell	1,000 -400	-29%	-$12.7K	﹤0.01%	5988
2013 Q2	$41K	Buy	+1,400	New	+$41.1K	﹤0.01%	5759

Other funds holding SSD

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

Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

ValueAct Holdings San Francisco, California $5.71B AUM 7.41% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 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 $481B AUM 30.42% 1-Year Est. Return

Citadel Advisors's SSD Position: Q1 2026 in Review

Citadel Advisors reduced its Simpson Manufacturing (SSD) stake by 27% in Q1 2026, selling an estimated $1.58M and leaving 22,723 shares worth $3.9M. The position accounts for ﹤0.01% of the portfolio, ranked #4762.

Citadel Advisors first reported a position in SSD in Q2 2013 and has held it in 50 quarters since. The position peaked at $15.8M in Q1 2021. 460 funds tracked by Wall St. Rank hold SSD as of Q1 2026.

Citadel Advisors held 22,723 shares of Simpson Manufacturing worth $3.9M as of Q1 2026.
Citadel Advisors sold 8,592 Simpson Manufacturing shares in Q1 2026, an estimated $1.58M.
Simpson Manufacturing made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #4762 holding.
Citadel Advisors first reported a position in Simpson Manufacturing in Q2 2013 and has held it in 50 quarters since.
Citadel Advisors's Simpson Manufacturing position peaked at $15.8M in Q1 2021.
460 funds tracked by Wall St. Rank held Simpson Manufacturing as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.