ZOLTEK COS INC's ticker is ZOLT and the CUSIP is 98975W104. A total of 89 filers reported holding ZOLTEK COS INC in Q4 2013. The put-call ratio across all filers is 0.13 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2013 | $172,000 | – | 10,298 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | 1,265,397 | $21,195,000 | 3.48% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 283,453 | $4,748,000 | 1.60% |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 217,212 | $3,638,000 | 1.31% |
| Stone Toro Investment Advisers, LP | 63,646 | $1,066,000 | 0.95% |
| ALPINE ASSOCIATES ADVISORS | 942,030 | $15,779,000 | 0.80% |
| JOHN G ULLMAN & ASSOCIATES INC | 199,401 | $3,340,000 | 0.64% |
| WATER ISLAND CAPITAL LLC | 199,172 | $3,336,000 | 0.18% |
| Ancora Advisors LLC | 60,005 | $1,005,000 | 0.15% |
| Magnetar Financial LLC | 411,506 | $6,893,000 | 0.14% |
| GUGGENHEIM CAPITAL LLC | 2,477,771 | $41,503,000 | 0.13% |