CAMBIUM LEARNING GRP INC's ticker is ABCD and the CUSIP is 13201A107. A total of 54 filers reported holding CAMBIUM LEARNING GRP INC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $5,111,000 | +1.0% | 431,797 | -4.8% | 0.02% | -4.5% |
| Q2 2018 | $5,060,000 | +34.1% | 453,733 | +34.8% | 0.02% | +37.5% |
| Q1 2018 | $3,773,000 | +120.0% | 336,687 | +11.6% | 0.02% | +128.6% |
| Q4 2017 | $1,715,000 | +45.6% | 301,788 | +70.0% | 0.01% | +40.0% |
| Q3 2017 | $1,178,000 | +82.9% | 177,569 | +40.2% | 0.01% | +66.7% |
| Q2 2017 | $644,000 | +30.4% | 126,609 | +25.3% | 0.00% | +50.0% |
| Q1 2017 | $494,000 | 0.0% | 101,036 | +1.5% | 0.00% | 0.0% |
| Q4 2016 | $494,000 | +65.8% | 99,495 | +80.8% | 0.00% | +100.0% |
| Q3 2016 | $298,000 | +10.8% | 55,016 | -8.0% | 0.00% | 0.0% |
| Q2 2016 | $269,000 | +3.9% | 59,818 | -0.7% | 0.00% | 0.0% |
| Q1 2016 | $259,000 | -4.4% | 60,212 | +8.3% | 0.00% | 0.0% |
| Q4 2015 | $271,000 | -1.1% | 55,602 | -3.5% | 0.00% | 0.0% |
| Q3 2015 | $274,000 | +996.0% | 57,591 | +890.6% | 0.00% | – |
| Q2 2015 | $25,000 | – | 5,814 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Acrospire Investment Management LLC | 36,525 | $182,000 | 0.08% |
| Spark Investment Management LLC | 114,934 | $573,000 | 0.05% |
| S. MUOIO & CO. LLC | 13,100 | $65,000 | 0.03% |
| Cetera Advisors LLC | 37,408 | $185,000 | 0.01% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 167,250 | $835,000 | 0.01% |
| GSA CAPITAL PARTNERS LLP | 33,267 | $166,000 | 0.01% |
| Renaissance Technologies | 776,100 | $3,873,000 | 0.01% |
| GAMCO INVESTORS, INC. ET AL | 195,000 | $973,000 | 0.01% |
| Teton Advisors, Inc. | 10,000 | $50,000 | 0.01% |
| DIMENSIONAL FUND ADVISORS LP | 1,628,456 | $8,126,000 | 0.00% |