HOUGHTON MIFFLIN HARCOURT CO's ticker is and the CUSIP is 44157R959. A total of 3 filers reported holding HOUGHTON MIFFLIN HARCOURT CO in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $2,506,000 | +902.4% | 119,300 | +669.7% | 0.00% | – |
| Q4 2021 | $250,000 | -24.7% | 15,500 | -37.2% | 0.00% | – |
| Q3 2021 | $332,000 | -71.0% | 24,700 | -76.2% | 0.00% | -100.0% |
| Q2 2021 | $1,145,000 | +74.5% | 103,700 | +20.4% | 0.00% | 0.0% |
| Q1 2021 | $656,000 | +2752.2% | 86,100 | +1147.8% | 0.00% | – |
| Q4 2020 | $23,000 | -55.8% | 6,900 | -77.2% | 0.00% | – |
| Q3 2020 | $52,000 | +550.0% | 30,300 | +588.6% | 0.00% | – |
| Q1 2020 | $8,000 | – | 4,400 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 6,900 | $23,000 | 0.00% |
| SIMPLEX TRADING, LLC | 231 | $76,000 | 0.00% |