YOON SUNG

CIK 2042355 · SVP · last filed 2026-01-02

YOON SUNG is a SVP who has filed 8 SEC Form 4 insider transactions across 1 company since 2024. The most recent filing, for KEYS, was dated Jan 2, 2026. Across all open-market trades the lifetime net is −$183.7K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $5.6M 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

$5.62M

Companies

1

Total Filings

8

Lifetime Open-Market Net

-$183.7K

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
KEYS SVP 16,953 $331.43 $5.62M -$183.7K 8 2026-01-02

Recent Filings

8 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-01-02 KEYS Mixed −1,388 -$183.7K EDGAR
2025-12-15 KEYS Tax (F) −152 -$30.6K EDGAR
2025-11-21 KEYS Mixed +6,727 -$35.6K EDGAR
2025-11-18 KEYS Tax (F) −140 -$24.9K EDGAR
2024-12-12 KEYS Tax (F) −81 -$14.0K EDGAR
2024-11-26 KEYS Tax (F) −46 -$7.8K EDGAR
2024-11-22 KEYS Mixed +3,988 -$4.6K EDGAR
2024-11-19 KEYS Tax (F) −140 -$20.9K EDGAR
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.