QUIDEL CORP's ticker is and the CUSIP is 74838JAA9. A total of 30 filers reported holding QUIDEL CORP in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $1,287,000 | -14.9% | 750,000 | -25.0% | 5.41% | -9.6% |
| Q4 2017 | $1,512,000 | -60.0% | 1,000,000 | -60.0% | 5.98% | -17.7% |
| Q3 2017 | $3,781,000 | +70.5% | 2,500,000 | +25.0% | 7.26% | +88.3% |
| Q2 2017 | $2,217,000 | -22.7% | 2,000,000 | -28.6% | 3.86% | -11.8% |
| Q1 2017 | $2,868,000 | -16.8% | 2,800,000 | -20.0% | 4.38% | +1.8% |
| Q4 2016 | $3,448,000 | -31.2% | 3,500,000 | -30.0% | 4.30% | -21.7% |
| Q3 2016 | $5,013,000 | +8.2% | 5,000,000 | 0.0% | 5.49% | +31.5% |
| Q2 2016 | $4,631,000 | +4.3% | 5,000,000 | 0.0% | 4.17% | -7.6% |
| Q1 2016 | $4,441,000 | -30.6% | 5,000,000 | -24.2% | 4.51% | -16.9% |
| Q4 2015 | $6,398,000 | +6.3% | 6,600,000 | +1.5% | 5.43% | +18.5% |
| Q3 2015 | $6,017,000 | +9.6% | 6,500,000 | +18.2% | 4.58% | +34.5% |
| Q2 2015 | $5,490,000 | +12.5% | 5,500,000 | +22.2% | 3.41% | +41.1% |
| Q1 2015 | $4,882,000 | +338.2% | 4,500,000 | +350.0% | 2.42% | +340.7% |
| Q4 2014 | $1,114,000 | – | 1,000,000 | – | 0.55% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sonora Investment Management, LLC | 8,670,000 | $18,448,000 | 2.84% |
| STEELHEAD PARTNERS LLC | 11,507,000 | $24,733,000 | 2.17% |
| SSI INVESTMENT MANAGEMENT LLC | 3,824,000 | $8,159,000 | 0.67% |
| OAKTREE CAPITAL MANAGEMENT LP | 3,083,000 | $6,593,000 | 0.09% |
| Calamos Advisors LLC | 5,000,000 | $10,697,000 | 0.06% |
| PALISADE CAPITAL MANAGEMENT, LP | 1,000,000 | $2,148,000 | 0.06% |
| Nicholas Investment Partners, LP | 415,000 | $885,000 | 0.06% |
| LORD, ABBETT & CO. LLC | 7,255,000 | $15,514,000 | 0.04% |
| ADVENT CAPITAL MANAGEMENT /DE/ | 795,000 | $1,009,000 | 0.02% |
| Allianz Asset Management GmbH | 7,120,000 | $15,232,000 | 0.02% |