Harvey Partners, LLC - Stock Holdings in 13F Filings (SEC)

Updated on March 15, 2026.

Based on 13F Filings filed with the SEC on February 17, 2026, for the 2025 Q4 period, Harvey Partners, LLC held in its portfolio 44 assets valued at $1,128,503,214 (i.e. $1.13B).

The most valuable assets in the portfolio included: ENPRO INC ($53.36M), GREAT LAKES DREDGE & DOCK ($48.59M), and MKS INC. ($46.21M).

The chart below shows the top 10 valuable assets, and the table below shows the top 44 valuable assets.

You can see similar for other investment managers.

Related Topics: SEC Topic List.
Data Source: SEC.
Top Valuable Stocks in Harvey Partners, LLC Portfolio
ENPRO INC
GREAT LAKES DREDGE & DOCK
MKS INC.
ADEIA INC
NLIGHT INC
BWX TECHNOLOGIES INC
MATERION CORP
WASTE CONNECTIONS INC
AZZ INC
GENTHERM INC
Harvey Partners, LLC - Stock Holdings in 13F Filings (SEC)
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Name of Issuer No. of Shares Value ($) Class
ENPRO INC 249173 53355414 COM
GREAT LAKES DREDGE & DOCK 3703215 48586181 COM
MKS INC. 289197 46213681 COM
ADEIA INC 2616383 45132607 COM
NLIGHT INC 1202502 45105850 COM
BWX TECHNOLOGIES INC 251472 43464420 COM
MATERION CORP 319500 39720240 COM
WASTE CONNECTIONS INC 224159 39308522 COM
AZZ INC 364585 39076220 COM
GENTHERM INC 1046499 38061169 COM
INGEVITY CORP 629430 37249667 COM
NOVANTA INC 304000 36172960 COM
BRIGHTVIEW HLDGS INC 2609000 33056030 COM
ARMSTRONG WORLD INDS INC 171547 32782632 COM
MARTIN MARIETTA MATLS INC 51135 31839719 COM
LITTELFUSE INC 117500 29718100 COM
ATLANTA BRAVES HLDGS INC 742046 29273715 COM SER C
THERMON GROUP HLDGS INC 772070 28690121 COM
CALIX INC 533732 28250435 COM
ASTEC INDS INC 621700 26932044 COM
RENTOKIL INITIAL PLC 886169 26106539 SPONSORED ADR
DNOW INC 1939399 25697037 COM
UL SOLUTIONS INC 307758 24269796 CLASS A COM SHS
BALL CORP 452500 23968925 COM
CTS CORP 544044 23323166 COM
CHECK POINT SOFTWARE TECH 123101 22842622 ORD
NOKIA CORP 3337782 21595450 SPONSORED ADR
CYBERARK SOFTWARE LTD 44235 19731464 SHS
CASELLA WASTE SYS INC 196142 19210147 CL A
BALCHEM CORP 116000 17789760 COM
MANCHESTER UTD PLC NEW 1103409 17566271 ORD CL A
RISKIFIED LTD 3095477 15384521 SHS CL A
ISHARES TR 60000 14769600 RUSSELL 2000 ETF
VISHAY PRECISION GROUP INC 381573 14690561 COM
KNOWLES CORP 652500 13983075 COM
VARONIS SYS INC 406085 13319588 COM
SCOTTS MIRACLE-GRO CO 220000 12837000 CL A
ORION S.A. 2409415 12721711 COM
MATRIX SVC CO 852678 9976333 COM
VANGUARD INDEX FDS 14200 8905246 S&P 500 ETF SHS
ICHOR HOLDINGS 482500 8892475 SHS
APPLIED DIGITAL CORP 250000 6130000 COM NEW
MIAMI INTL HLDGS INC 50000 2219000 COM
NEPTUNE INS HLDGS INC 20000 583200 CL A