Heyholder

Ownership Changes

Changes found in filings and published ETF holdings.

ATON Inc.

158430 · KOSDAQ

Heyholder holders
5
Pooled stake
0.01%

Change history

Past year · 3

Newest first
Ownership changes list
ReporterChangeAfter reportSource
김종서Major holder2026.07.27
Increased +1.12%pHolding increased
32.28%Stake after report
한국증권금융Major holder2026.07.09
Decreased −0.06%pHolding decreased
4.40%Stake after report
김종서Major holder2026.01.19
Increased +0.46%pHolding increased
31.16%Stake after report

Figures are as of each report.
Company stakes and weights inside ETFs are measured differently.

Source · DART major-holding and executive reports / published ETF holdings

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