Millennium Management’s Power Solutions International PSIX Stock Holding History

Millennium Management’s Portfolio PSIX Stock Details PSIX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$5.96M	Buy	97,880 +3,222	+3%	+$230K	﹤0.01%	2742
2025 Q4	$5.41M	Buy	94,658 +64,779	+217%	+$4.62M	﹤0.01%	2919
2025 Q3	$2.93M	Sell	29,879 -10,984	-27%	-$974K	﹤0.01%	3686
2025 Q2	$2.64M	Sell	40,863 -17,337	-30%	-$642K	﹤0.01%	3636
2025 Q1	$1.47M	Buy	+58,200	New	+$2.01M	﹤0.01%	4066
2017 Q2	–	Sell	-20,828	Closed	-$210K	–	3939
2017 Q1	$210K	Sell	20,828 -35,766	-63%	-$222K	﹤0.01%	3189
2016 Q4	$424K	Buy	+56,594	New	+$620K	﹤0.01%	2756
2015 Q3	–	Sell	-4,136	Closed	-$223K	–	3791
2015 Q2	$223K	Buy	+4,136	New	+$243K	﹤0.01%	3005
2015 Q1	–	Sell	-11,088	Closed	-$572K	–	4204
2014 Q4	$572K	Buy	+11,088	New	+$658K	﹤0.01%	2887
2014 Q1	–	Sell	-5,300	Closed	-$398K	–	3957
2013 Q4	$398K	Buy	+5,300	New	+$347K	﹤0.01%	2868

Other funds holding PSIX

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

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Situational Awareness San Francisco, California $13.7B AUM 334.5% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return

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

Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return

Busey Bank Urbana, Illinois $3.68B AUM 26.6% 1-Year Est. Return

SG Americas Securities New York $92.9B AUM 36.98% 1-Year Est. Return

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

Millennium Management's PSIX Position: Q1 2026 in Review

Millennium Management increased its Power Solutions International (PSIX) stake by 3.4% in Q1 2026, buying an estimated $230K and bringing the position to 97,880 shares worth $5.96M. The position accounts for ﹤0.01% of the portfolio, ranked #2742.

Millennium Management first reported a position in PSIX in Q4 2013 and has held it in 10 quarters since. 201 funds tracked by Wall St. Rank hold PSIX as of Q1 2026.

Millennium Management held 97,880 shares of Power Solutions International worth $5.96M as of Q1 2026.
Millennium Management bought 3,222 Power Solutions International shares in Q1 2026, an estimated $230K.
Power Solutions International made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #2742 holding.
Millennium Management first reported a position in Power Solutions International in Q4 2013 and has held it in 10 quarters since.
201 funds tracked by Wall St. Rank held Power Solutions International as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.