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Amkor Technology, Inc. (AMKR) has had 72 insider transactions recently, with net insider activity of -$90K (net selling). The most active insider is Rutten Guillaume Marie Jean (Director).
Total Transactions
72
45 buys /27 sells
Shares Acquired
161,662.92
Transactions: 45•Avg: 3,592.51
Shares Disposed
251,668.29
Transactions: 27•Avg: 9,321.05
Net Activity
-90,005.36
Net Buying•Ratio: 166.67%
Q2 2026(Current) | 161,662.92 | 251,668.29 | -90,005.36 | 166.67% |
Q1 2026 | 573,446.45 | 20,518,763 | -19,945,316.55 | 87.69% |
Q4 2025 | 13,166,153.2 | 21,543,444 | -8,377,290.8 | 89.13% |
Q3 2025 | 12,568,418.79 | 12,285,504 | +282,914.79 | 147.62% |
Q2 2025 | 182,088.24 | 90,659.49 | +91,428.75 | 353.33% |
This table shows insider trading activity by quarter. A ratio > 100% indicates insiders acquired more shares than they disposed of during the period, which is generally considered a bullish signal.
• Most recent data for Q2 2026
Acquired vs Disposed Shares
Net Distribution: 90,005.36 shares•Acquired/Disposed Ratio: 166.67%
Net Activity | |||||
|---|---|---|---|---|---|
RGMJ Rutten Guillaume Marie Jean | Director | 8 | 12,271.52 | 59,174 | -46,902.48 |
RMN ROGERS MARK N | Officer: evp & general counsel | 12 | 20,000 | 40,000 | -20,000 |
CRA Carolin Roger Anthony | Director | 9 | 22,666.99 | 40,000 | -17,333.01 |
TGC Tily Gil C. | Director | 6 | 12,526.67 | 24,893.06 | -12,366.38 |
CWJ CHURCHILL WINSTON J | Director | 9 | 17,526.67 | 26,893.06 | -9,366.38 |
This table shows the trading activity of the most active company insiders. Positive net activity (buying more than selling) is often considered a bullish signal.
2026-06-23 | Director, 10 percent owner, other: member of 10% owner group (5) | Purchase | 2.52 | $0 | $0 | 2,615.52 | |
2026-06-23 | Director | Purchase | 2.52 | $0 | $0 | 2,615.52 | |
2026-06-23 | Director | Purchase | 2.52 | $0 | $0 | 2,615.52 | |
2026-06-23 | Director | Purchase | 2.52 | $0 | $0 | 2,615.52 | |
2026-06-23 | Director | Purchase | 9.43 | $0 | $0 | 9,902.49 |
This table displays recent Form 4 filings showing transactions by company insiders. SEC rules require insiders to report their transactions within two business days.
KSY KIM SUSAN Y | Director, 10 percent owner, other: member of 10% owner group (5) | Jun 25, 2026 | |
WDN WATSON DAVID N | Director | Jun 25, 2026 | |
TGC Tily Gil C. | Director | Jun 25, 2026 | |
RGMJ Rutten Guillaume Marie Jean | Director | Jun 25, 2026 | |
MRR Morse Robert Randolph | Director | Jun 25, 2026 |
Net change in shares shown on right