EnerSys (ENS) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of ENS are Michael J Schmidtlein (Executive Vice President Cfo, 105.63K shares), Arthur T Katsaros (Director, 99.59K shares), David M Shaffer (Ceo, 77.29K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Michael J Schmidtlein Executive Vice President Cfo 105,626 0 29 Mar, 2022
Arthur T Katsaros 99,594 0 16 Jul, 2024
David M Shaffer Ceo 77,285 0 01 Apr, 2025
Shawn M. O'Connell President And Ceo 72,040 0 30 Dec, 2025
Andrea J. Funk Evp And Cfo 58,270 0 30 Dec, 2025
Paul J Tufano 50,114 0 20 Jan, 2026
Howard I Hoffen 47,591 0 30 Dec, 2025
Robert Magnus 45,544 0 02 Jul, 2024
Hwan-Yoon Chung 39,926 0 02 Jul, 2024
Ronald P Vargo 35,435 0 20 Jan, 2026
Kerry M Kane Svp, Corp Controller Pao 28,738 0 03 Jan, 2023
Joern Tinnemeyer Sr. Vp Cto 25,432 0 31 Dec, 2024
Chad C Uplinger President Motive Power Global 23,734 0 30 Dec, 2025
Andrew M. Zogby Pres. Energy Systems Global 21,841 0 03 Oct, 2023
Mark E. Matthews Cto And President Specialty 20,987 0 30 Dec, 2025
Steven M Fludder 20,524 0 30 Dec, 2025
Keith D. Fisher Pres. Energy Systems Global 19,630 0 10 Feb, 2026
Caroline Chan 15,677 0 30 Dec, 2025
Rudolph W. Wynter 14,599 0 20 Jan, 2026
Nelda J Connors 13,325 0 29 Jun, 2021
Tamara Morytko 9,968 0 20 Jan, 2026
David C Habiger 5,910 0 20 Jan, 2026
Lauren Knausenberger 5,293 0 20 Jan, 2026
Arthur T Katsaros 0 4,818 19 Aug, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
07 Feb, 2026 Keith D. Fisher Common Stock D 557 $172.22 22,411 D F
07 Feb, 2026 Keith D. Fisher Common Stock D 2,781 $172.22 19,630 D F
15 Jan, 2026 Lauren Knausenberger Common Stock A 158 $167.14 5,262 D A
15 Jan, 2026 Rudolph W. Wynter Common Stock A 193 $167.14 14,561 D A
15 Jan, 2026 Ronald P Vargo Common Stock A 40 $167.14 35,427 D A
15 Jan, 2026 David C Habiger Common Stock A 167 $167.14 5,877 D A
15 Jan, 2026 Tamara Morytko Common Stock A 167 $167.14 9,935 D A
15 Jan, 2026 Paul J Tufano Common Stock A 261 $167.14 50,062 D A
15 Jan, 2026 Rudolph W. Wynter Common Stock A 38 $0.00 14,599 D A
15 Jan, 2026 Lauren Knausenberger Common Stock A 31 $0.00 5,293 D A
15 Jan, 2026 Ronald P Vargo Common Stock A 8 $0.00 35,435 D A
15 Jan, 2026 Tamara Morytko Common Stock A 33 $0.00 9,968 D A
15 Jan, 2026 Paul J Tufano Common Stock A 52 $0.00 50,114 D A
15 Jan, 2026 David C Habiger Common Stock A 33 $0.00 5,910 D A
26 Dec, 2025 Howard I Hoffen Common Stock A 77 $0.00 47,586 D A
26 Dec, 2025 Andrea J. Funk Common Stock A 4 $0.00 58,202 D A
26 Dec, 2025 Steven M Fludder Common Stock A 27 $0.00 20,515 D A
26 Dec, 2025 Ronald P Vargo Common Stock A 44 $0.00 35,370 D A
26 Dec, 2025 Chad C Uplinger Common Stock A 2 $0.00 23,715 D A
26 Dec, 2025 Shawn M. O'Connell Common Stock A 3 $0.00 71,976 D A