Line breaks are honest gaps — quarters with no 13F record, or a suppressed % — never interpolated. % of shares outstanding uses today's share count for every quarter (the only count stored).
| Quarter | Holders | Shares held | % shares out | Value held |
|---|---|---|---|---|
| 2014-Q4 | 1 | 594,048 | 0.4% | $13M |
| 2014-Q3 | 2 | 2,583,856 | 1.8% | $57M |
| 2014-Q2 | 2 | 1,986,554 | 1.4% | $57M |
| 2014-Q1 | 2 | 2,812,225 | 1.9% | $70M |
| 2013-Q4 | 2 | 4,094,952 | 2.8% | $101M |
| 2013-Q3 | 1 | 4,147,900 | 2.8% | $87M |
| 2013-Q2 | 1 | 6,399,251 | 4.4% | $121M |
Short interest has its own tab now — open SI →
Source: SEC Form 13F — every institution manager (≥ $100M in 13F securities) reporting a long US-listed position, across ~10,250 filers over 10 years of history. 13F is long-only, US-listed, filed up to 45 days after quarter-end.