AMKOR TECHNOLOGY INC

Ticker: AMKR CUSIP: 031652100 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 439,086 Value ($000) $17,335 Avg Close $35.54 Range $28.11 - $47.28
Q3 2025
Shares 659,806 Value ($000) $18,738 Avg Close $23.96 Range $20.48 - $30.29
Q2 2025
Shares 283,882 Value ($000) $5,959 Avg Close $18.29 Range $13.89 - $21.19
Q1 2025
Shares 476,992 Value ($000) $8,614 Avg Close $22.28 Range $17.44 - $27.31
Q4 2024
Shares 1,529,348 Value ($000) $39,289 Avg Close $26.77 Range $23.33 - $30.71
Q3 2024
Shares 1,134,106 Value ($000) $34,704 Avg Close $32.91 Range $25.69 - $43.32
Q2 2024
Shares 182,342 Value ($000) $7,297 Avg Close $31.93 Range $27.12 - $39.53
Q1 2024
Shares 191,888 Value ($000) $6,186 Avg Close $30.50 Range $27.72 - $35.56
Q4 2023
Shares 200,833 Value ($000) $6,682 Avg Close $25.22 Range $16.85 - $33.10
Q3 2023
Shares 189,381 Value ($000) $4,280 Avg Close $25.22 Range $20.83 - $28.77
Q3 2022
Shares 38,444 Value ($000) $655 Avg Close $18.20 Range $14.08 - $21.90
Q2 2022
Shares 26,791 Value ($000) $454 Avg Close $17.93 Range $15.37 - $20.90
Q1 2022
Shares 26,791 Value ($000) $582 Avg Close $21.32 Range $18.61 - $25.07
Q3 2020
Shares 47,119 Value ($000) $528 Avg Close $11.54 Range $9.98 - $14.72
Q2 2020
Shares 28,325 Value ($000) $349 Avg Close $9.62 Range $6.65 - $12.20
Q1 2020
Shares 39,745 Value ($000) $310 Avg Close $10.13 Range $5.03 - $13.81
Q4 2019
Shares 33,994 Value ($000) $442 Avg Close $11.12 Range $8.40 - $14.21
Q3 2019
Shares 26,032 Value ($000) $237 Avg Close $7.99 Range $6.78 - $9.12
Q3 2018
Shares 119,566 Value ($000) $883 Avg Close $7.92 Range $6.80 - $8.76
Q2 2018
Shares 467,695 Value ($000) $4,018 Avg Close $8.50 Range $7.63 - $9.77
Q1 2018
Shares 479,780 Value ($000) $4,861 Avg Close $9.70 Range $8.20 - $10.88
Q4 2017
Shares 352,795 Value ($000) $3,546 Avg Close $9.97 Range $9.24 - $11.07
Q3 2017
Shares 415,434 Value ($000) $4,382 Avg Close $8.92 Range $7.75 - $10.48
Q2 2017
Shares 554,696 Value ($000) $5,419 Avg Close $10.55 Range $8.97 - $11.63
Q1 2017
Shares 1,142,490 Value ($000) $13,241 Avg Close $9.61 Range $8.43 - $10.85
Q4 2016
Shares 839,049 Value ($000) $8,852 Avg Close $9.93 Range $8.41 - $11.63
Q3 2016
Shares 185,410 Value ($000) $1,802 Avg Close $7.46 Range $5.13 - $9.17
Q2 2016
Shares 166,513 Value ($000) $958 Avg Close $5.44 Range $4.91 - $6.06
Q1 2016
Shares 84,774 Value ($000) $499 Avg Close $5.06 Range $3.81 - $5.78
Q3 2015
Shares 142,613 Value ($000) $640 Avg Close $4.58 Range $3.74 - $5.73
Q2 2015
Shares 285,153 Value ($000) $1,706 Avg Close $6.72 Range $5.49 - $8.46
Q1 2015
Shares 301,018 Value ($000) $2,660 Avg Close $7.58 Range $5.83 - $9.44
Q4 2014
Shares 210,328 Value ($000) $1,494 Avg Close $6.46 Range $5.38 - $8.10
Q3 2014
Shares 151,833 Value ($000) $1,277 Avg Close $9.21 Range $7.83 - $10.86
Q2 2014
Shares 88,641 Value ($000) $991 Avg Close $8.60 Range $6.24 - $11.43
Q1 2014
Shares 88,641 Value ($000) $608 Avg Close $5.44 Range $4.68 - $6.41
Q4 2013
Shares 61,741 Value ($000) $379 Avg Close $4.97 Range $3.99 - $5.77
Q3 2013
Shares 58,997 Value ($000) $253 Avg Close $4.00 Range $3.73 - $4.42
Q2 2013
Shares 58,997 Value ($000) $248 Avg Close $3.93 Range $3.31 - $4.40