CHEN JEFFREY

PrivateCIK: 2111679

CHEN JEFFREY sold 48.2% of their position (27K shares) of ASE TECHNOLOGY HOLDING CO., LTD. on the open market

Open‑market sale worth $13.19M — 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
$13.19M
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

$483.00

Trade value

$4.35M

% of position

16.1%
5/19/2026
56K47K

Ordinary Shares

Indirect
S · Sale

Shares

9K

Price / share

$477.00

Trade value

$4.29M

% of position

19.1%
5/20/2026
47K38K

Ordinary Shares

Indirect
S · Sale

Shares

9K

Price / share

$505.00

Trade value

$4.54M

% of position

23.7%
5/21/2026
38K29K
Total

Net shares

27K

Net value

-$13.19M

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 21, 2026 | Finecho