NOGLOWS WILLIAM P — SEC Form 4 filings
SEC reporting owner CIK 1201094. 21 Form 4 filings on record with FilingPulse; latest filed 2026-09-08.
Transaction summary — filings shown
Covers all 21 filings on record, filed 2024-01-10 to 2026-09-08. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 37.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| LITTELFUSE INC /DE (LFUS) | Director | 17 | — | — | 27 |
| ASPEN AEROGELS INC (ASPN) | Director | 4 | — | — | 10 |
Form 4 filings — NOGLOWS WILLIAM P
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-08 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 6 @ $414.24 · Grant/award (A): 1 @ $414.24 | EDGAR |
| 2026-06-26 | 4 | ASPEN AEROGELS INC (ASPN) | Option exercise (M): 14,799 @ $4.75 · Option exercise (M): 14,799 (derivative) @ $0 | EDGAR |
| 2026-06-08 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 3 @ $480.24 · Grant/award (A): 3 @ $480.24 | EDGAR |
| 2026-05-14 | 4 | ASPEN AEROGELS INC (ASPN) | Grant/award (A): 10,370 @ $0 · Grant/award (A): 8,706 (derivative) @ $0 | EDGAR |
| 2026-04-24 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 482 @ $0 | EDGAR |
| 2026-03-09 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 7 @ $323.58 · Grant/award (A): 2 @ $323.58 | EDGAR |
| 2026-02-06 | 4 | LITTELFUSE INC /DE (LFUS) | Option exercise (M): 911 @ $199.24 · Option exercise (M): 911 (derivative) @ $0 | EDGAR |
| 2025-12-08 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 3 @ $258.99 · Grant/award (A): 8 @ $258.99 | EDGAR |
| 2025-09-08 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 8 @ $259.58 · Grant/award (A): 3 @ $259.58 | EDGAR |
| 2025-06-09 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 3 @ $214.18 · Grant/award (A): 9 @ $214.18 | EDGAR |
| 2025-05-01 | 4 | ASPEN AEROGELS INC (ASPN) | Grant/award (A): 10,370 @ $0 · Grant/award (A): 9,105 (derivative) @ $0 | EDGAR |
| 2025-04-28 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 1,019 @ $0 | EDGAR |
| 2025-03-10 | 4 | LITTELFUSE INC /DE (LFUS) | Other (J): 7 @ $218.33 | EDGAR |
| 2025-02-06 | 4 | LITTELFUSE INC /DE (LFUS) | Option exercise (M): 800 @ $192.59 · Option exercise (M): 800 (derivative) @ $0 | EDGAR |
| 2024-12-09 | 4 | LITTELFUSE INC /DE (LFUS) | Other (J): 8 @ $247.32 | EDGAR |
| 2024-09-09 | 4 | LITTELFUSE INC /DE (LFUS) | Other (J): 7 @ $256 | EDGAR |
| 2024-06-10 | 4 | LITTELFUSE INC /DE (LFUS) | Other (J): 5 @ $250.13 | EDGAR |
| 2024-05-31 | 4 | ASPEN AEROGELS INC (ASPN) | Grant/award (A): 1,898 @ $0 · Grant/award (A): 0 @ $0 · Grant/award (A): 0 @ $0 · Grant/award (A): 1,657 (derivative) @ $0 | EDGAR |
| 2024-04-29 | 4 | LITTELFUSE INC /DE (LFUS) | Grant/award (A): 522 @ $0 · Grant/award (A): 768 (derivative) @ $0 | EDGAR |
| 2024-03-11 | 4 | LITTELFUSE INC /DE (LFUS) | Other (J): 7 @ $244.90 | EDGAR |
| 2024-01-10 | 4 | LITTELFUSE INC /DE (LFUS) | Option exercise (M): 945 @ $154.15 · Option exercise (M): 945 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-10 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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