| 4.68 Data as of May 21 |  +0.23 / +5.17%Today’s Change | 2.55 Today|||52-Week Range 6.65 | -5.45% Year-to-Date |
| Individual stakeholders | 9.42% |
| Other institutional | 26.09% |
| Mutual fund holders | 11.36% |
| 3/31/2013 | KENNEDY CAPITAL MANAGEMENT, INC. Bought 401.6 Thousand shares of Alexza Pharmaceuticals In... |
| 3/31/2013 | SUSQUEHANNA FINANCIAL GROUP LLLP Bought 190.0 Thousand shares of Alexza Pharmaceuticals In... |
| 3/31/2013 | MORGAN STANLEY & CO. LLC Bought 121.4 Thousand shares of Alexza Pharmaceuticals In... |
| Stockholder | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Lansdowne Partners Austria GmbH | 7.69% | 1,212,555 | 5,201,861 | -125,000 | -9.35% |
| Credit Suisse Securities (USA) LL... | 4.83% | 761,279 | 3,265,887 | -172,680 | -18.49% |
| VHCP Management LLC | 3.17% | 499,999 | 2,144,996 | 0 | 0.00% |
| Federated Investment Management C... | 2.90% | 457,800 | 1,963,962 | 0 | 0.00% |
| Federated Global Investment Manag... | 2.65% | 418,377 | 1,794,837 | 0 | 0.00% |
| Kennedy Capital Management, Inc. | 2.55% | 401,649 | 1,723,074 | +401,649 | -- |
| Lansdowne Partners Ltd. | 1.95% | 307,500 | 1,319,175 | 0 | 0.00% |
| The Vanguard Group, Inc. | 1.90% | 298,935 | 1,282,431 | +23,021 | +8.34% |
| Carnegie Asset Management Fondsmę... | 1.84% | 291,000 | 1,248,390 | 0 | 0.00% |
| Goldman Sachs & Co. | 1.66% | 261,697 | 1,122,680 | +91,479 | +53.74% |
| Mutual fund | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Federated Kaufmann Small Cap Fund | 2.90% | 457,800 | 1,963,962 | 0 | 0.00% |
| AST Federated Aggressive Growth P... | 2.65% | 418,377 | 1,794,837 | +58,977 | +16.41% |
| Carnegie Global Health Care Fund | 1.39% | 220,000 | 943,800 | 0 | 0.00% |
| Swedbank Robur Medica | 1.31% | 206,368 | 885,319 | +206,368 | -- |
| Vanguard Total Stock Market Index... | 0.86% | 135,961 | 583,273 | +41,488 | +43.92% |
| Vanguard Extended Market Index Fu... | 0.67% | 104,998 | 450,441 | 0 | 0.00% |
| Auriga Investors - Montserrat Glo... | 0.48% | 76,230 | 327,027 | +76,230 | -- |
| Carnegie Fund II - Biotechnology | 0.45% | 71,000 | 304,590 | 0 | 0.00% |
| Fidelity Spartan Extended Market ... | 0.24% | 37,601 | 161,308 | 0 | 0.00% |
| Vanguard Institutional Total Stoc... | 0.18% | 28,152 | 120,772 | 0 | 0.00% |
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