NPO

Enpro Inc.

Company with tickers: NPO

CIK

1164863

CUSIP

29355X107

Shares Outstanding

21,126,664

13F Activity (30d)

158 filings 156 filers

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start	ATS Volume	Non-ATS OTC Volume	Total Off-Exchange	% of FINRA Weekly Volume
2026-05-04	339,523	121,993	461,516	41.1%
2026-04-27	299,134	136,026	435,160	38.1%
2026-04-20	241,768	122,606	364,374	33.6%
2026-04-13	335,932	114,585	450,517	33.6%
2026-04-06	244,039	76,503	320,542	21.7%
2026-03-30	209,198	73,887	283,085	25.3%
2026-03-23	236,225	71,429	307,654	28.1%
2026-03-16	222,710	103,337	326,047	26.9%
2026-03-09	367,981	136,044	504,025	37.0%
2026-03-02	176,580	91,360	267,940	32.3%
2026-02-23	245,597	110,218	355,815	31.9%
2026-02-16	270,814	102,962	373,776	36.1%
2026-02-09	352,396	89,968	442,364	33.7%
2026-02-02	332,795	102,609	435,404	33.4%
2026-01-26	210,662	61,315	271,977	30.5%
2026-01-19	125,080	63,212	188,292	31.0%
2026-01-12	217,501	76,496	293,997	32.8%
2026-01-05	170,855	45,912	216,767	24.9%
2025-12-29	111,135	36,533	147,668	27.6%
2025-12-22	168,767	118,545	287,312	38.9%
2025-12-15	222,281	242,997	465,278	36.6%
2025-12-08	182,579	74,810	257,389	33.4%
2025-12-01	164,455	39,079	203,534	27.5%
2025-11-24	171,665	44,794	216,459	31.5%
2025-11-17	199,065	39,223	238,288	28.9%
2025-11-10	242,168	64,852	307,020	28.4%
2025-11-03	256,017	84,771	340,788	32.3%
2025-10-27	289,635	67,368	357,003	27.7%
2025-10-20	141,471	70,497	211,968	34.6%
2025-10-13	175,043	57,272	232,315	22.4%
2025-10-06	199,273	57,805	257,078	21.8%
2025-09-29	166,460	64,254	230,714	21.5%
2025-09-22	106,434	37,137	143,571	28.1%
2025-09-15	126,905	69,949	196,854	26.1%
2025-09-08	110,241	43,877	154,118	33.7%
2025-09-01	91,280	28,751	120,031	32.6%
2025-08-25	115,365	47,998	163,363	32.2%
2025-08-18	172,578	41,825	214,403	33.5%
2025-08-11	131,322	65,410	196,732	30.4%
2025-08-04	252,065	70,674	322,739	37.8%
2025-07-28	207,507	51,641	259,148	34.8%
2025-07-21	111,746	34,634	146,380	33.5%
2025-07-14	91,701	33,706	125,407	23.0%
2025-07-07	94,745	36,746	131,491	24.1%
2025-06-30	97,040	49,540	146,580	25.2%
2025-06-23	174,859	61,445	236,304	30.0%
2025-06-16	111,397	52,909	164,306	28.5%
2025-06-09	193,584	64,538	258,122	35.9%
2025-06-02	161,552	52,815	214,367	30.6%
2025-05-26	138,742	428,113	566,855	60.6%

Showing 1–50 of 231 weeks