AllianceBernstein’s Power Solutions International PSIX Stock Holding History

AllianceBernstein’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	$1.91M	Buy	33,440 +6,000	+22%	+$428K	﹤0.01%	2027
2025 Q4	$1.57M	Buy	27,440 +7,900	+40%	+$564K	﹤0.01%	2130
2025 Q3	$1.92M	Buy	19,540 +15,040	+334%	+$1.33M	﹤0.01%	2026
2025 Q2	$291K	Buy	+4,500	New	+$167K	﹤0.01%	2927
2015 Q2	–	Sell	-2,300	Closed	-$148K	–	3286
2015 Q1	$148K	Buy	2,300 +2,000	+667%	+$104K	﹤0.01%	2928
2014 Q4	$15K	Hold	300	–	–	﹤0.01%	3267
2014 Q3	$21K	Sell	300 -300	-50%	-$20.3K	﹤0.01%	3198
2014 Q2	$43K	Buy	600 +592	+7,400%	+$45.5K	﹤0.01%	3129
2014 Q1	$1K	Hold	8	–	–	﹤0.01%	3567
2013 Q4	$1K	Hold	8	–	–	﹤0.01%	3371
2013 Q3	$0	Buy	+8	New	+$389	﹤0.01%	3507

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

AllianceBernstein's PSIX Position: Q1 2026 in Review

AllianceBernstein increased its Power Solutions International (PSIX) stake by 22% in Q1 2026, buying an estimated $428K and bringing the position to 33,440 shares worth $1.91M. The position accounts for ﹤0.01% of the portfolio, ranked #2027.

AllianceBernstein first reported a position in PSIX in Q3 2013 and has held it in 11 quarters since. The position peaked at $1.92M in Q3 2025. 201 funds tracked by Wall St. Rank hold PSIX as of Q1 2026.

AllianceBernstein held 33,440 shares of Power Solutions International worth $1.91M as of Q1 2026.
AllianceBernstein bought 6,000 Power Solutions International shares in Q1 2026, an estimated $428K.
Power Solutions International made up ﹤0.01% of AllianceBernstein's portfolio in Q1 2026, its #2027 holding.
AllianceBernstein first reported a position in Power Solutions International in Q3 2013 and has held it in 11 quarters since.
AllianceBernstein's Power Solutions International position peaked at $1.92M in Q3 2025.
201 funds tracked by Wall St. Rank held Power Solutions International as of Q1 2026.

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