AMKOR TECHNOLOGY INC's ticker is AMKR and the CUSIP is 031652100. A total of 155 filers reported holding AMKOR TECHNOLOGY INC in Q2 2018. The put-call ratio across all filers is 0.86 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $124,000 | -29.9% | 15,935 | +17.2% | 0.30% | +102.7% |
| Q4 2019 | $177,000 | -83.9% | 13,597 | -88.7% | 0.15% | -82.1% |
| Q3 2019 | $1,097,000 | -19.2% | 120,547 | -33.8% | 0.82% | -1.7% |
| Q2 2019 | $1,358,000 | -33.8% | 182,046 | -24.2% | 0.84% | -0.4% |
| Q1 2019 | $2,051,000 | +5.8% | 240,146 | -18.8% | 0.84% | +3.3% |
| Q4 2018 | $1,939,000 | -27.0% | 295,646 | -4.4% | 0.82% | +12.1% |
| Q2 2018 | $2,655,000 | -35.4% | 309,136 | -23.8% | 0.73% | +27.1% |
| Q1 2018 | $4,111,000 | +98.5% | 405,847 | +97.0% | 0.57% | +129.7% |
| Q4 2017 | $2,071,000 | +89.7% | 206,025 | +99.1% | 0.25% | +109.2% |
| Q3 2017 | $1,092,000 | – | 103,500 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Walthausen & Co., LLC | 1,780,185 | $13,156,000 | 1.26% |
| Matarin Capital Management, LLC | 1,532,822 | $11,327,555,000 | 0.73% |
| Zebra Capital Management LLC | 145,528 | $1,075,000 | 0.49% |
| ALGERT GLOBAL LLC | 187,845 | $1,388,000 | 0.30% |
| Hanson & Doremus Investment Management | 125,181 | $925,000 | 0.29% |
| SECOR Capital Advisors, LP | 253,777 | $1,875,000 | 0.20% |
| Unison Advisors LLC | 32,664 | $241,000 | 0.17% |
| GLOBEFLEX CAPITAL L P | 96,000 | $709,000 | 0.14% |
| Spark Investment Management LLC | 327,100 | $2,417,000 | 0.14% |
| AJO, LP | 3,837,651 | $28,360,000 | 0.13% |