Amkor Technology, Inc.
AMKR- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001047127
In the last 90 days, Amkor Technology, Inc. insiders filed 0 open-market purchases and 8 sales; 648 institutions reported holding it in 13F filings for Q2 2026, worth $9.95B in total; Maverick Capital is the only superinvestor holding it.
Superinvestors holding AMKR, Q2 2026
1 superinvestor reports holding Amkor Technology, Inc. on Form 13F, worth $764.0K in total. Weight is Amkor Technology, Inc.'s share of each 13F portfolio; actions compare shares with Q1 2026.
| Superinvestor | % of portfolio | Shares | Value | vs. previous quarter |
|---|---|---|---|---|
| Maverick CapitalLee Ainslie | <0.1% | 8,860 | $764.0K | New |
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of AMKR each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2026
1 superinvestor holding at quarter end
Q2 2024
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q1 2024
1 superinvestor holding at quarter end
Q4 2023
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q3 2023
1 superinvestor holding at quarter end
- Added
- Maverick Capital (+16.5%)
Q2 2023
1 superinvestor holding at quarter end
Q3 2022
0 superinvestors holding at quarter end
- Sold out
- ARK Invest
Q2 2022
1 superinvestor holding at quarter end
- Reduced
- ARK Invest (−4.5%)
Q1 2022
1 superinvestor holding at quarter end
- New
- ARK Invest
Q4 2021
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q3 2021
1 superinvestor holding at quarter end
- Reduced
- Maverick Capital (−9.5%)
Q2 2021
1 superinvestor holding at quarter end