AMKOR TECHNOLOGY INC's ticker is AMKR and the CUSIP is 031652100. A total of 142 filers reported holding AMKOR TECHNOLOGY INC in Q3 2015. The put-call ratio across all filers is 2.74 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $121,000 | -64.1% | 11,431 | -67.0% | 0.02% | -60.3% |
| Q3 2016 | $337,000 | +233.7% | 34,688 | +108.8% | 0.06% | +270.6% |
| Q4 2015 | $101,000 | -27.9% | 16,617 | -46.7% | 0.02% | -41.4% |
| Q3 2015 | $140,000 | -38.9% | 31,179 | +20.4% | 0.03% | -40.8% |
| Q1 2015 | $229,000 | +126.7% | 25,906 | +115.5% | 0.05% | +113.0% |
| Q3 2014 | $101,000 | -26.8% | 12,019 | -2.6% | 0.02% | -20.7% |
| Q2 2014 | $138,000 | +11.3% | 12,346 | -39.1% | 0.03% | -68.1% |
| Q4 2013 | $124,000 | – | 20,269 | – | 0.09% | – |
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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% |