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 | $3,000 | +200.0% | 250 | +100.0% | 0.01% | +250.0% |
| Q2 2018 | $1,000 | -50.0% | 125 | -75.0% | 0.00% | -33.3% |
| Q4 2016 | $2,000 | -33.3% | 500 | 0.0% | 0.00% | -40.0% |
| Q3 2016 | $3,000 | -57.1% | 500 | -66.7% | 0.01% | -54.5% |
| Q2 2016 | $7,000 | -63.2% | 1,500 | -66.7% | 0.01% | -60.7% |
| Q1 2016 | $19,000 | -29.6% | 4,500 | -18.2% | 0.03% | -26.3% |
| Q4 2015 | $27,000 | +440.0% | 5,500 | +450.0% | 0.04% | +442.9% |
| Q3 2015 | $5,000 | – | 1,000 | – | 0.01% | – |
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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% |