Harvey Partners, LLC

Position in NPO — Enpro Inc.

CIK 1406484 Tarrytown, NY

Position in NPO

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$63,539,775

+$10,184,361 QoQ

Shares Held

253,500

+1.7% QoQ

Ownership

1.20%

of shares outstanding

% of Portfolio

5.36%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2020

23 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

Harvey Partners, LLC holds $96,134,866 across 2 Specialty Industrial Machinery names. NPO ranks #1 (66.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	NPO	Enpro Inc. This page	253,500	$63,539,775
2	THR	Thermon Group Holdings, Inc.	646,728	$32,595,091

23 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$63,539,775	253,500	+1.7%	Shares	Sole	2026-05-15
2025-12-31	$53,355,414	249,173	+0.1%	Shares	Sole	2026-02-17
2025-09-30	$56,274,000	249,000	+4.2%	Shares	Sole	2025-11-14
2025-06-30	$45,759,762	238,892	+3.9%	Shares	Sole	2025-08-14
2025-03-31	$37,211,700	230,000	+5.7%	Shares	Sole	2025-05-15
2024-12-31	$37,507,875	217,500	+2.4%	Shares	Sole	2025-02-14
2024-09-30	$34,463,250	212,500	+1.9%	Shares	Sole	2024-11-14
2024-06-30	$30,351,345	208,500	-9.7%	Shares	Sole	2024-08-14
2024-03-31	$38,985,870	231,000	0.0%	Shares	Sole	2024-05-15
2023-12-31	$36,206,940	231,000	+11.6%	Shares	Sole	2024-02-14
2023-09-30	$25,086,330	207,000	+2.5%	Shares	Sole	2023-11-14
2023-06-30	$26,973,060	202,000	+1.5%	Shares	Sole	2023-08-14
2023-03-31	$20,674,110	199,000	-14.2%	Shares	Sole	2023-05-15
2022-12-31	$25,216,080	232,000	-24.5%	Shares	Sole	2023-02-14
2022-09-30	$26,130,160	307,486	+23.0%	Shares	Sole	2022-11-14
2022-06-30	$20,482,500	250,000	+54.8%	Shares	Sole	2022-08-15
2022-03-31	$15,783,395	161,500	+85.6%	Shares	Sole	2022-05-16
2021-12-31	$9,576,090	87,000	+97.7%	Shares	Sole	2022-02-14
2021-09-30	$3,833,280	44,000	+29.4%	Shares	Sole	2021-11-15
2021-06-30	$3,303,100	34,000	0.0%	Shares	Sole	2021-08-16
2021-03-31	$2,899,180	34,000	+19.3%	Shares	Sole	2021-05-17
2020-12-31	$2,152,320	28,500	+42.3%	Shares	Sole	2021-02-16
2020-09-30	$1,130,117	20,034	—	Shares	Sole	2020-11-16
No filing history on record for this holder in this stock.