Stock Ownership/NPO

ENPRO INC (NPO): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in NPO · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
14
13F filers
Aggregate Value
$226.5M
Across holders
Last Price
$304.52
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity9 increased5 reduced3 exited
Full exits: Bridgewater Associates, LP, MILLENNIUM MANAGEMENT LLC, Qube Research & Technologies Ltd
Institutional Holders of NPO
↗
14 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
GAMCO INVESTORS, INC. ET AL
CIK 0000807249
Institutional Manager282K$106.2M46.9%1.0%Reduced$-9.6MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund126K$47.5M21.0%0.0%Added+$36.3MQ2 2026
First Eagle Investment Management, LLC
CIK 0001325447
Institutional Manager90K$34.0M15.0%0.1%Added$-18.7MQ2 2026
Select Equity Group, L.P.
CIK 0001592643
Hedge Fund28K$10.5M4.6%0.1%Added—Q2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund20K$7.5M3.3%0.0%Added+$1.8MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund14K$5.1M2.3%0.0%Added+$4.9MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund14K$5.1M2.3%0.0%Added+$2.7MQ2 2026
Brevan Howard Capital Management LP
CIK 0001512857
Hedge Fund8K$3.2M1.4%0.0%Added+$2.4MQ2 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund5K$1.8M0.8%0.0%Added—Q2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund4K$1.7M0.7%0.0%Reduced$-17.2MQ2 2026
GAMCO INVESTORS, INC. ET ALReduced
Institutional Manager
$106.2M· 46.9% of total· 1.0% port· 282K sh· $-9.6M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$47.5M· 21.0% of total· 0.0% port· 126K sh· +$36.3M QoQ· Q2 2026
First Eagle Investment Management, LLCAdded
Institutional Manager
$34.0M· 15.0% of total· 0.1% port· 90K sh· $-18.7M QoQ· Q2 2026
Select Equity Group, L.P.Added
Hedge Fund
$10.5M· 4.6% of total· 0.1% port· 28K sh· — QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$7.5M· 3.3% of total· 0.0% port· 20K sh· +$1.8M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$5.1M· 2.3% of total· 0.0% port· 14K sh· +$4.9M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$5.1M· 2.3% of total· 0.0% port· 14K sh· +$2.7M QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$3.2M· 1.4% of total· 0.0% port· 8K sh· +$2.4M QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$1.8M· 0.8% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$1.7M· 0.7% of total· 0.0% port· 4K sh· $-17.2M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$1.5M· 0.6% of total· 0.0% port· 4K sh· — QoQ· Q2 2026
Gotham Asset Management, LLCReduced
Hedge Fund
$1.1M· 0.5% of total· 0.0% port· 3K sh· $-20K QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$1.1M· 0.5% of total· 0.0% port· 3K sh· $-1.8M QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$306K· 0.1% of total· 0.0% port· 812 sh· $-81K QoQ· Q2 2026
1–10 of 14
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