Jack Kienzler

CIK 1978216 · Chief Financial Officer · last filed 2026-06-02

Jack Kienzler is a Chief Financial Officer who has filed 16 SEC Form 4 insider transactions across 2 companies since 2023. The most recent filing shows the insider sold $232.2K of ATMUw on Jun 2, 2026. Across all open-market trades the lifetime net is −$232.2K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.9M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$1.95M

Companies

2

Total Filings

16

Lifetime Open-Market Net

-$232.2K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
Atmus Filtration Technologies Inc. (ATMUw) Delisted Chief Financial Officer 75,804 -$232.2K 12 2026-06-02
ATMU Chief Financial Officer 39,106 $49.80 $1.95M $0 4 2024-03-05

Recent Filings

16 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-02 Atmus Filtration Technologies Inc. (ATMUw) Delisted Sell (S) −5,132 -$232.2K EDGAR
2026-04-02 Atmus Filtration Technologies Inc. (ATMUw) Delisted Grant (A) +5,163 $0 EDGAR
2026-03-03 Atmus Filtration Technologies Inc. (ATMUw) Delisted Tax (F) −20,117 -$1.30M EDGAR
2026-02-17 Atmus Filtration Technologies Inc. (ATMUw) Delisted Grant (A) +41,094 $0 EDGAR
2025-10-07 Atmus Filtration Technologies Inc. (ATMUw) Delisted Tax (F) −25 -$1.1K EDGAR
2025-04-03 Atmus Filtration Technologies Inc. (ATMUw) Delisted Grant (A) +6,804 $0 EDGAR
2025-03-05 Atmus Filtration Technologies Inc. (ATMUw) Delisted Tax (F) −839 -$33.4K EDGAR
2025-02-19 Atmus Filtration Technologies Inc. (ATMUw) Delisted Grant (A) +1,535 $0 EDGAR
2025-01-16 Atmus Filtration Technologies Inc. (ATMUw) Delisted $0 EDGAR
2024-10-07 Atmus Filtration Technologies Inc. (ATMUw) Delisted Mixed +65 -$835 EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.