Across its top 20 institutional holders, NPO's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 5/100, avg. turnover score 23/100).

Quarterly Activity

Recent Activity

+$2.1B

Total Buy Value

$2.5B

Total Sell Value

New buy49

Trim119

Add124

Sold out27

173

Net Buyers

146

Net Sellers

Smart Money Convergence

NPO does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

CUSIP

29355X107

FAQ

Who are the top institutional investors holding ENPRO INC (NPO)?

Major stakeholders currently include BlackRock, Inc. ($789.2M), Vanguard Portfolio Management LLC ($333.3M), FMR LLC ($286.9M). Based on the latest 13F filings, there are a total of 353 tracked investment funds and institutions maintaining positions in NPO.

What is the overall institutional sentiment toward NPO recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $704.1M, driven by 173 managers accumulating shares while 146 reduced their exposure.

Which institutions have been selling or reducing their NPO positions?

In the latest period, 119 funds trimmed their holdings, and 27 managers completely exited their positions. The aggregate reported sell value was $2.5B.

Are there any notable investors adding NPO to their portfolios?

Yes, buying activity remains notable. 49 institutions opened new positions in {ticker}, and 124 existing holders added to their shares. The total reported buy value for the quarter amounted to $2.1B.