Harvey Partners, LLC

All Holdings — 2025 Q4

AI Portfolio Summary
In 2025 Q4, Harvey Partners, LLC maintained a portfolio of 52 distinct positions. The most significant new addition to the portfolio was NOVANTA INC, which now represents 3.21% of the total fund value. They heavily accumulated shares in ENPRO INC, increasing their position by 0.1%. Conversely, Harvey Partners, LLC completely exited their position in HARVARD BIOSCIENCE I.
PCA Score Concentration Risk
Risk ENB
Total Positions
52
Quarter
2025 Q4
Top Holding
NPO (4.7%)
Top 10 Concentration
38.8%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 52
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
NPO
ENPRO INC
Industrials 4.73% 5.00% #1
Prev: #1
4.4 173 0.1%
P
S
249,173 $53,355,414 2009 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
GLDD
GREAT LAKES DRE...
Industrials 4.31% 3.94% #2 2
Prev: #4
3.7 2,664 0.1%
P
S
3,703,215 $48,586,181 2011 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MKSI
MKS INC.
Technology 4.10% 3.18% #3 7
Prev: #10
3.1 197 0.1%
P
S
289,197 $46,213,681 2023 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ADEA
ADEIA INC
Technology 4.00% 3.91% #4 1
Prev: #5
2.6 1,883 0.1%
P
S
2,616,383 $45,132,607 2022 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
LASR
NLIGHT INC
Technology 4.00% 3.68% #5 1
Prev: #6
2.6 -194,942 -13.9%
P
S
1,202,502 $45,105,850 2023 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
BWXT
BWX TECHNOLOGIE...
Industrials 3.85% 4.75% #6 4
Prev: #2
2.0 -38,028 -13.1%
P
S
251,472 $43,464,420 2017 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
MTRN
MATERION CORP
Basic Materials 3.52% 3.42% #7 2
Prev: #9
1.9 1,500 0.5%
P
S
319,500 $39,720,240 2012 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
WCN
WASTE CONNECTIO...
Industrials 3.48% 3.50% #8
Prev: #8
1.9 159 0.1%
P
S
224,159 $39,308,522 2022 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
AZZ
AZZ INC
Industrials 3.46% 4.71% #9 6
Prev: #3
1.4 -120,829 -24.9%
P
S
364,585 $39,076,220 2008 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
THRM
GENTHERM INC
Consumer Cyclical 3.37% 3.10% #10 1
Prev: #11
1.8 21,999 2.1%
P
S
1,046,499 $38,061,169 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
NGVT
INGEVITY CORP
Basic Materials 3.30% 2.95% #11 1
Prev: #12
1.8 28,430 4.7%
P
S
629,430 $37,249,667 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NOVT
NOVANTA INC
Technology 3.21% #12
Prev: #—
4.8 304,000 no change
NEW
304,000 $36,172,960 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
BV
BRIGHTVIEW HLDG...
Industrials 2.93% 3.51% #13 6
Prev: #7
1.7 -340,000 -11.5%
P
S
2,609,000 $33,056,030 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
AWI
ARMSTRONG WORLD...
Industrials 2.90% 2.90% #14
Prev: #14
1.7 5,247 3.2%
P
S
171,547 $32,782,632 2020 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
MLM
MARTIN MARIETTA...
Basic Materials 2.82% 2.86% #15
Prev: #15
1.6 35 0.1%
P
S
51,135 $31,839,719 2011 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
LFUS
LITTELFUSE INC
Technology 2.63% 2.50% #16 2
Prev: #18
3.1 8,800 8.1%
P
S
117,500 $29,718,100 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
BATRK
ATLANTA BRAVES ...
Communication Services 2.59% 2.74% #17 1
Prev: #16
1.5 546 0.1%
P
S
742,046 $29,273,715 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
THR
THERMON GROUP H...
Industrials 2.54% 1.83% #18 9
Prev: #27
1.5 570 0.1%
P
S
772,070 $28,690,121 2020 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
CALX
CALIX INC
Technology 2.50% 2.91% #19 6
Prev: #13
1.5 232 0.0%
P
S
533,732 $28,250,435 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
ASTE
ASTEC INDS INC
Industrials 2.39% 2.14% #20 2
Prev: #22
3.5 120,700 24.1%
P
S
621,700 $26,932,044 2007 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
RTO
RENTOKIL INITIA...
Industrials 2.31% 1.99% #21 3
Prev: #24
1.4 1,169 0.1%
P
S
886,169 $26,106,539 2022 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
DNOW
DNOW INC
Industrials 2.28% #22
Prev: #—
4.4 1,939,399 no change
NEW
1,939,399 $25,697,037 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
ULS
UL SOLUTIONS IN...
Industrials 2.15% 2.33% #23 3
Prev: #20
1.4 -62,242 -16.8%
P
S
307,758 $24,269,796 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
BALL
BALL CORP
Consumer Cyclical 2.12% #24
Prev: #—
4.3 452,500 no change
NEW
452,500 $23,968,925 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CTS
CTS CORP
Technology 2.07% 1.75% #25 3
Prev: #28
2.8 50,544 10.2%
P
S
544,044 $23,323,166 2020 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
CHKP
CHECK POINT SOF...
Technology 2.02% 2.26% #26 5
Prev: #21
1.3 101 0.1%
P
S
123,101 $22,842,622 2023 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NOK
NOKIA CORP
Technology 1.91% 1.84% #27 1
Prev: #26
0.8 -953,718 -22.2%
P
S
3,337,782 $21,595,450 2017 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CYBR
CYBERARK SOFTWA...
Technology 1.75% 1.90% #28 3
Prev: #25
1.2 35 0.1%
P
S
44,235 $19,731,464 2023 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CWST
CASELLA WASTE S...
Industrials 1.70% 1.65% #29 1
Prev: #30
1.2 142 0.1%
P
S
196,142 $19,210,147 2025 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
BCPC
BALCHEM CORP
Basic Materials 1.58% #30
Prev: #—
4.1 116,000 no change
NEW
116,000 $17,789,760 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MANU
MANCHESTER UTD ...
Communication Services 1.56% 1.48% #31 1
Prev: #32
1.1 909 0.1%
P
S
1,103,409 $17,566,271 2022 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
RSKD
RISKIFIED LTD
Technology 1.36% 1.29% #32 4
Prev: #36
1.0 2,477 0.1%
P
S
3,095,477 $15,384,521 2022 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
IWM
ISHARES TR
PUT
PUT Option 1.31% 1.72% #33 4
Prev: #29
0.5 -20,000 -25.0%
P
S
60,000 $14,769,600 2008 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
VPG
VISHAY PRECISIO...
Technology 1.30% 1.06% #34 3
Prev: #37
1.0 9,573 2.6%
P
S
381,573 $14,690,561 2013 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
KN
KNOWLES CORP
Technology 1.24% 1.29% #35
Prev: #35
1.0 30,000 4.8%
P
S
652,500 $13,983,075 2014 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
VRNS
VARONIS SYS INC
Technology 1.18% 2.07% #36 13
Prev: #23
1.0 285 0.1%
P
S
406,085 $13,319,588 2022 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SMG
SCOTTS MIRACLE-...
Basic Materials 1.14% 2.39% #37 18
Prev: #19
0.5 -251,500 -53.3%
P
S
220,000 $12,837,000 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
OEC
ORION S.A.
Basic Materials 1.13% 1.63% #38 7
Prev: #31
1.0 -15,580 -0.6%
P
S
2,409,415 $12,721,711 2014 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
MTRX
MATRIX SVC CO
Industrials 0.88% 0.99% #39 1
Prev: #38
0.9 297 0.0%
P
S
852,678 $9,976,333 2012 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
VOO
VANGUARD INDEX ...
ETF 0.79% #40
Prev: #—
3.8 14,200 no change
NEW
14,200 $8,905,246 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
ICHR
ICHOR HOLDINGS
Technology 0.79% 0.28% #41 2
Prev: #43
3.3 300,500 165.1%
P
S
482,500 $8,892,475 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
APLD
APPLIED DIGITAL...
Technology 0.54% 0.51% #42
Prev: #42
1.2 no change no change
P
S
250,000 $6,130,000 2022 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
MIAX
MIAMI INTL HLDG...
Financial Services 0.20% 0.18% #43 1
Prev: #44
1.1 no change no change
P
S
50,000 $2,219,000 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NEPT
NEPTUNE INS HLD...
Unknown 0.05% #44
Prev: #—
3.5 20,000 no change
NEW
20,000 $583,200 2025 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
HBIO
HARVARD BIOSCIE...
Healthcare 0.00% 0.08%
Sold All 😨
(Was: #46)
0.0 -2,050,000 -100.0%
CLOSED
$— 2019 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SSTI
SOUNDTHINKING I...
Technology 0.00% 0.16%
Sold All 😨
(Was: #45)
0.0 -149,544 -100.0%
CLOSED
$— 2017 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
QQQ
INVESCO QQQ TR
PUT
PUT Option 0.00% 0.53%
Sold All 😨
(Was: #41)
0.0 -10,000 -100.0%
CLOSED
$— 2009 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
IWM
ISHARES TR
ETF 0.00% 0.86%
Sold All 😨
(Was: #40)
0.0 -40,000 -100.0%
CLOSED
$— 2008 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
DECK
DECKERS OUTDOOR...
Consumer Cyclical 0.00% 0.90%
Sold All 😨
(Was: #39)
0.0 -100,000 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
QQQ
INVESCO QQQ TR
ETF 0.00% 1.31%
Sold All 😨
(Was: #34)
0.0 -24,480 -100.0%
CLOSED
$— 2009 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-50 of 52 holdings

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