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NOGLOWS WILLIAM P

SEC insider (Form 3/4/5 filer). CIK 0001201094. Director at LITTELFUSE INC /DE (LFUS) and 1 other issuer. 22 reported Form 4/5 transactions since Sep 2024; latest on Sep 3, 2026. Located in ROSEMONT, IL.

Companies NOGLOWS WILLIAM P has filed insider reports for

  • LITTELFUSE INC /DE (LFUS): Director
  • ASPEN AEROGELS INC (ASPN): Director
NOGLOWS WILLIAM P profile photo

NOGLOWS WILLIAM P

CIK: 0001201094

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)3 (13.6%)

Derivative conversions

Awards (A)16 (72.7%)

Compensation grants

Other (G, F, J, C, D, …)3 (13.6%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

LITTELFUSE INC /DE logo
LFUS

LITTELFUSE INC /DE

Director
ASPEN AEROGELS INC logo
ASPN

ASPEN AEROGELS INC

Director

Discretionary Trading P&L

Holdings

Transaction History (22 total)

  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Sep 3, 2026
    Award
    Direct
    1 shares at avg. $414.24$414.24
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Sep 3, 2026
    Award
    Direct
    6 shares at avg. $414.24$2K
  • ASPEN AEROGELS INC logo
    ASPN

    ASPEN AEROGELS INC

    Jun 23, 2026
    Exercise
    Direct
    14.8K shares at avg. $4.75$70K
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Jun 4, 2026
    Award
    Direct
    3 shares at avg. $480.24$1K
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Jun 4, 2026
    Award
    Direct
    3 shares at avg. $480.24$1K
  • ASPEN AEROGELS INC logo
    ASPN

    ASPEN AEROGELS INC

    May 13, 2026
    Award
    Direct
    10.4K shares-
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Apr 22, 2026
    Award
    Direct
    482 shares-
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Mar 5, 2026
    Award
    Direct
    7 shares at avg. $323.58$2K
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Mar 5, 2026
    Award
    Direct
    2 shares at avg. $323.58$647.16
  • LITTELFUSE INC /DE logo
    LFUS

    LITTELFUSE INC /DE

    Feb 4, 2026
    Exercise
    Direct
    911 shares at avg. $199.24$182K

1-10 of 22