Manatuck Hill Partners’s Orion Energy Systems OESX Stock Holding History

Manatuck Hill Partners’s Portfolio OESX Stock Details OESX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$624K	Buy	+71,428	New	+$938K	0.17%	94
2023 Q1	–	Sell	-5,000	Closed	-$91K	–	107
2022 Q4	$91K	Buy	+5,000	New	+$92.8K	0.04%	93
2022 Q2	–	Sell	-5,000	Closed	-$140K	–	122
2022 Q1	$140K	Buy	+5,000	New	+$161K	0.05%	112
2021 Q1	–	Sell	-5,020	Closed	-$495K	–	130
2020 Q4	$495K	Hold	5,020	–	–	0.2%	76
2020 Q3	$380K	Buy	+5,020	New	+$273K	0.17%	87

Other funds holding OESX

NSIM

North Star Investment Management Chicago, Illinois $1.65B AUM 20.56% 1-Year Est. Return

TCM

Tieton Capital Management Yakima, Washington $299M AUM 54.55% 1-Year Est. Return

GWI

Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

MYDA Advisors Woodmere, New York $608M AUM 77.08% 1-Year Est. Return

SEI Investments Oaks, Pennsylvania $108B AUM 26.14% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

US Bancorp Minneapolis, Minnesota $82.4B AUM 19.69% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

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

Manatuck Hill Partners's OESX Position: Q1 2026 in Review

Manatuck Hill Partners opened a new position in Orion Energy Systems (OESX) in Q1 2026: 71,428 shares worth $624K. The stake represents 0.17% of the portfolio and ranks #94 among its holdings. This is a return to the name: Manatuck Hill Partners previously reported a position in OESX as recently as Q4 2022.

Manatuck Hill Partners first reported a position in OESX in Q3 2020 and has held it in 5 quarters since. 36 funds tracked by Wall St. Rank hold OESX as of Q1 2026.

Manatuck Hill Partners held 71,428 shares of Orion Energy Systems worth $624K as of Q1 2026.
Orion Energy Systems was a new Manatuck Hill Partners position in Q1 2026.
Orion Energy Systems made up 0.17% of Manatuck Hill Partners's portfolio in Q1 2026, its #94 holding.
Manatuck Hill Partners first reported a position in Orion Energy Systems in Q3 2020 and has held it in 5 quarters since.
36 funds tracked by Wall St. Rank held Orion Energy Systems as of Q1 2026.

Based on Manatuck Hill Partners's 13F filing for Q1 2026, filed 15 May 2026.