ACELRX PHARMACEUTICALS INC's ticker is and the CUSIP is 00444T950. A total of 2 filers reported holding ACELRX PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $0 | – | 600 | +200.0% | 0.00% | – |
| Q3 2021 | $0 | -100.0% | 200 | -92.0% | 0.00% | – |
| Q2 2021 | $3,000 | -84.2% | 2,500 | -77.1% | 0.00% | – |
| Q1 2021 | $19,000 | -36.7% | 10,900 | -54.8% | 0.00% | – |
| Q4 2020 | $30,000 | -38.8% | 24,100 | -30.1% | 0.00% | – |
| Q3 2020 | $49,000 | +104.2% | 34,500 | +75.1% | 0.00% | – |
| Q2 2020 | $24,000 | -36.8% | 19,700 | -39.0% | 0.00% | – |
| Q1 2020 | $38,000 | -71.2% | 32,300 | -48.4% | 0.00% | -100.0% |
| Q4 2019 | $132,000 | +91.3% | 62,600 | +98.7% | 0.00% | 0.0% |
| Q3 2019 | $69,000 | -2.8% | 31,500 | +12.9% | 0.00% | 0.0% |
| Q2 2019 | $71,000 | -60.6% | 27,900 | -46.0% | 0.00% | -50.0% |
| Q1 2019 | $180,000 | -76.8% | 51,700 | -84.6% | 0.00% | -71.4% |
| Q4 2018 | $776,000 | +99.0% | 336,000 | +231.7% | 0.01% | +133.3% |
| Q3 2018 | $390,000 | +16.4% | 101,300 | +2.1% | 0.00% | 0.0% |
| Q2 2018 | $335,000 | +5483.3% | 99,200 | +3206.7% | 0.00% | – |
| Q1 2018 | $6,000 | -70.0% | 3,000 | -69.7% | 0.00% | – |
| Q4 2017 | $20,000 | +5.3% | 9,900 | +135.7% | 0.00% | – |
| Q3 2017 | $19,000 | -66.7% | 4,200 | -84.2% | 0.00% | -100.0% |
| Q2 2017 | $57,000 | -23.0% | 26,500 | +12.8% | 0.00% | 0.0% |
| Q1 2017 | $74,000 | +957.1% | 23,500 | +770.4% | 0.00% | – |
| Q4 2016 | $7,000 | -75.9% | 2,700 | -64.0% | 0.00% | – |
| Q3 2016 | $29,000 | +866.7% | 7,500 | +650.0% | 0.00% | – |
| Q2 2016 | $3,000 | 0.0% | 1,000 | 0.0% | 0.00% | – |
| Q1 2016 | $3,000 | +200.0% | 1,000 | +400.0% | 0.00% | – |
| Q4 2015 | $1,000 | -99.3% | 200 | -99.6% | 0.00% | -100.0% |
| Q3 2015 | $146,000 | -30.5% | 48,000 | -3.0% | 0.00% | -33.3% |
| Q2 2015 | $210,000 | +2233.3% | 49,500 | +1962.5% | 0.00% | – |
| Q1 2015 | $9,000 | -70.0% | 2,400 | -46.7% | 0.00% | – |
| Q4 2014 | $30,000 | -88.3% | 4,500 | -90.4% | 0.00% | -100.0% |
| Q3 2014 | $257,000 | -18.2% | 46,800 | +52.9% | 0.00% | -20.0% |
| Q2 2014 | $314,000 | -9.5% | 30,600 | +5.9% | 0.01% | -16.7% |
| Q1 2014 | $347,000 | +45.2% | 28,900 | +37.0% | 0.01% | +50.0% |
| Q4 2013 | $239,000 | +13.8% | 21,100 | +8.2% | 0.00% | 0.0% |
| Q3 2013 | $210,000 | +223.1% | 19,500 | +178.6% | 0.00% | +100.0% |
| Q2 2013 | $65,000 | – | 7,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 68 | $3,000 | 0.00% |
| GROUP ONE TRADING, L.P. | 2,700 | $7,000 | 0.00% |