CHEN JEFFREY

PrivateCIK: 2111679

CHEN JEFFREY sold 32.5% of their position (27K shares) of ASE TECHNOLOGY HOLDING CO., LTD. on the open market

Open‑market sale worth $14.66M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderCHEN JEFFREYCIK 2111679
Director
Since Mar 2026
-27K
Net shares
Net seller
$14.66M
Total sold
3
Open market trades
0B · 3S
3
Total transactions
27K disposed
Non-Derivative Transactions3

Ordinary Shares

Indirect
S · Sale

Shares

9K

Price / share

$560.00

Trade value

$5.04M

% of position

10.8%
5/14/2026
83K74K

Ordinary Shares

Indirect
S · Sale

Shares

9K

Price / share

$563.00

Trade value

$5.07M

% of position

12.2%
5/15/2026
74K65K

Ordinary Shares

Indirect
S · Sale

Shares

9K

Price / share

$506.00

Trade value

$4.55M

% of position

13.8%
5/18/2026
65K56K
Total

Net shares

27K

Net value

-$14.66M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Ordinary Shares

Direct
Shares owned2.38M
Total
2.38M direct2.38M
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
CHEN JEFFREY — Insider Transaction (Form 4) Filed May 18, 2026 | Finecho