MEAD HOWARD IOAN 4

4 · LUXFER HOLDINGS PLC · Filed Mar 23, 2026

AI-generated summary of this filing

Updated Mar 23, 2026

Luxfer (LXFR) Insider Mead Howard Ioan Exercises RSUs, Sells Shares

What Happened

Insider Mead Howard Ioan reported the vesting/conversion of restricted stock units (RSUs) and the related withholding/sale to cover tax liabilities on March 20, 2026. A total of 3,271 ordinary shares were issued on conversion/exercise, and 1,416 shares were disposed of (withheld/sold) to satisfy tax obligations at $11.82 per share, generating approximately $16,737 in proceeds.
The activity reflects routine vesting and tax-withholding rather than an open-market investment decision. The underlying RSUs included time-based and performance-based awards that vested upon achievement of performance targets (EPS growth and relative TSR) and scheduled vesting.

Key Details

Transaction date: March 20, 2026; Form filed March 23, 2026 (timely filing).
Shares issued/converted: 644 + 1,601 + 1,026 = 3,271 shares.
Shares withheld/sold for taxes: 279 + 693 + 444 = 1,416 shares at $11.82 each; total proceeds reported = $16,737.
- Breakdown of tax withholding proceeds: $3,298; $8,191; $5,248 (summing to $16,737).
Net new shares retained by insider (after withholding): ~1,855 shares (3,271 issued − 1,416 withheld).
Relevant footnotes:
- F1: RSUs convert 1-for-1 subject to a nominal $1.00 per ordinary share.
- F2: Relates to 25% vesting of RSUs granted Mar 20, 2023 (final 25% vests Mar 20, 2027).
- F3–F6: Performance-based RSUs (at 117% and 50% targets) granted Mar 20, 2023 vested 100% on Mar 20, 2026 after achievement of EPS growth and TSR goals.
Transaction codes: M = exercise/conversion of derivative (RSU conversion); A = grant/award; F = payment of exercise price or tax liability (share withholding/sale).
Shares owned after the transactions were not disclosed in the provided excerpt.

Context

This was essentially a vesting event: performance- and time-based RSUs vested and converted into ordinary shares. A portion of those shares was withheld/sold to satisfy tax obligations (a common, routine practice), not necessarily an indication of bullish or bearish intent.
For retail investors: purchases are usually more informative than withholding-related disposals. Here the insider received net new shares (about 1,855) while also covering taxes via share withholding.

Form 4

Period: 2026-03-20

See Remarks

Transactions

Exercise/Conversion
Ordinary Shares
[F1]
2026-03-20+644→ 18,954 total
Tax Payment
Ordinary Shares
2026-03-20$11.82/sh−279$3,298→ 18,675 total
Exercise/Conversion
Ordinary Shares
[F1]
2026-03-20+1,601→ 20,276 total
Tax Payment
Ordinary Shares
2026-03-20$11.82/sh−693$8,191→ 19,583 total
Exercise/Conversion
Ordinary Shares
[F1]
2026-03-20+1,026→ 20,609 total
Tax Payment
Ordinary Shares
2026-03-20$11.82/sh−444$5,248→ 20,165 total
Exercise/Conversion
Restricted Stock Units
[F1][F2]
2026-03-20−644→ 653 total
→ Ordinary Shares (644 underlying)
Award
Restricted Stock Units
[F1][F3]
2026-03-20+1,601→ 1,601 total
From: 2026-03-20→ Ordinary Shares (1,601 underlying)
Exercise/Conversion
Restricted Stock Units
[F1][F4]
2026-03-20−1,601→ 0 total
From: 2026-03-20→ Ordinary Shares (1,601 underlying)
Award
Restricted Stock Units
[F1][F5]
2026-03-20+1,026→ 1,026 total
From: 2026-03-20→ Ordinary Shares (1,026 underlying)
Exercise/Conversion
Restricted Stock Units
[F1][F6]
2026-03-20−1,026→ 0 total
From: 2026-03-20→ Ordinary Shares (1,026 underlying)

Footnotes (6)

[F1]Restricted Stock Units convert 1 for 1, subject to a nominal payment of $1.00 per Ordinary Share.
[F2]Relates to 25% vesting of the Restricted Stock Units granted on Mach 20, 2023, the final 25% will vest March 20, 2027.
[F3]Represents the grant of performance-based Restricted Stock Units (at 117% target) awarded on March 20, 2023. 100% of the performance-based Restricted Stock Units were granted and vested on March 20, 2026 upon the achievement of EPS growth goals for the performance period ended December 31, 2025.
[F4]Represents the 100% vesting of performance-based Restricted Stock Units (at 117% target) awarded on March 20, 2023. 100% of the performance-based Restricted Stock Units were granted and vested on March 20, 2026 upon the achievement of EPS growth goals for the performance period ended December 31, 2025
[F5]Represents the grant of performance-based Restricted Stock Units (at 50% target) awarded on March 20, 2023. 100% of the performance-based Restricted Stock Units were granted and vested on March 20, 2026 upon the achievement of relative total shareholder return (TSR) goals for the performance period ended December 31, 2025.
[F6]Represents the 100% vesting of performance-based Restricted Stock Units (at 50% target) awarded on March 20, 2023. 100% of the performance-based Restricted Stock Units were granted and vested on March 20, 2026 upon the achievement of relative total shareholder return (TSR) goals for the performance period ended December 31, 2025.

Signature

/s/ Benjamin Coulson under Power of Attorney for Howard I. Mead|2026-03-21

1 file