RUTTEN GUILLAUME MARIE JEAN

PrivateCIK: 1596796
Location

CHANDLER, AZ

RUTTEN GUILLAUME MARIE JEAN sold 9.8% of their position (50K shares) of AMKOR TECHNOLOGY, INC. on the open market

Open‑market sale worth $2.75M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderRUTTEN GUILLAUME MARIE JEANCIK 1596796
IssuerAMKOR TECHNOLOGY, INC.CIK 1047127
Director
Since Feb 2026
-50K
Net shares
Net seller
$2.75M
Total sold
2
Open market trades
0B · 2S
2
Total transactions
50K disposed
Non-Derivative Transactions2

Common Stock

Direct
S · Sale

Shares

25K

Price / share

$55.35

Trade value

$1.38M

% of position

4.9%
8/5/2026
511.73K486.73K

Common Stock

Direct
S · Sale

Shares

25K

Price / share

$54.50

Trade value

$1.36M

% of position

5.1%
8/6/2026
486.73K461.73K
Total

Net shares

50K

Net value

-$2.75M

Derivative Transactions0
No derivative transactions reported