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Form 4 Filings | Insider Buys | Significant Buys |
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Sec Filings Insider Trading - Tang Capital Management LLC - Portfolio Holdings (Majority Ownership)
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"Insiders might sell their shares for any number of reasons, but they buy them for only one:
they think the price will rise" - Peter Lynch ==>> What is insider trading>> |
TANG CAPITAL MANAGEMENT LLC: Insider Trading and Stock Options
Common stock purchase or sale:
| Transaction & Date | Reported Date |
Company | Symbol | Insider Relationship |
Shares Traded | Average Price | Total Amount |
Shares Ownership |
Filing |
| 2009-10-19 Purchase |
2009-10-21 6:40 pm | AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 2,443,181 | $0.88 | $2,149,999 | 10,436,506 (Indirect) |
View |
| 2009-10-13- -2009-10-15 Sale |
2009-10-15 6:19 pm |
Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 600,000 | $12.67 | $7,602,626 | 3,065,852 (Indirect) | View |
| 2009-03-11 Purchase | 2009-03-13 7:18 pm |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 25,100 | $1.35 | $33,890 | 6,396,598 (Indirect) |
View |
| 2009-03-06- -2009-03-10 Purchase | 2009-03-10 5:08 pm |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 640,662 | $1.404 | $899,241 | 6,371,498 (Indirect) | View |
| 2009-03-05 Purchase |
2009-03-09 6:01 pm | PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 85,000 | $1.491 | $126,760 | 5,730,836 (Indirect) | View |
| 2009-02-25 Purchase | 2009-02-27 5:38 pm |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 69,200 | $1.497 | $103,572 | 5,645,836 (Indirect) |
View |
| 2009-02-24 Purchase | 2009-02-26 5:04 pm |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 1,300 | $1.513 | $1,967 | 5,576,636 (Indirect) |
View |
| 2009-02-23 Purchase | 2009-02-25 4:12 pm |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 24,140 | $1.418 | $34,238 | 5,575,336 (Indirect) | View |
| 2009-02-19 Purchase |
2009-02-23 4:20 pm |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 45,000 | $1.472 | $66,258 | 5,551,196 (Indirect) |
View |
| 2009-02-17 Purchase | 2009-02-19 4:31 pm | PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 665,000 | $1.649 | $1,096,652 | 5,506,196 (Indirect) |
View |
| 2009-01-09 Purchase |
2009-01-12 09:49 am |
PENWEST PHARMACEUTICALS CO | PPCO | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 1,015,000 | $1.994 | $2,023,402 | 4,841,196 (Indirect) |
View |
| 2008-12-31 Purchase |
2009-01-05 8:10 pm |
AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 175,000 | $0.415 | $72,625 | 7,993,325 (Indirect) |
View |
| 2008-12-18 Purchase |
2008-12-22 6:13 pm |
AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 415,300 | $0.4832 | $200,673 | 7,818,325 (Indirect) | View |
| 2008-12-17 Purchase | 2008-12-19 9:12 pm |
Ardea Biosciences, Inc. | RDEA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 156,652 | $11.14 | $1,745,103 | 3,320,112 (Indirect) | View |
| 2008-11-20 Purchase | 2008-12-02 5:27 pm |
Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 145,000 | $0.7278 | $105,531 | 3,665,852 (Indirect) |
View |
| 2008-11-18 Purchase |
2008-11-20 6:01 pm |
Northstar Neuroscience, Inc. | NSTR | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 685,000 | $1.076 | $736,838 | 3,463,926 (Indirect) |
View |
| 2008-11-13 Purchase |
2008-11-17 4:57 pm | Northstar Neuroscience, Inc. | NSTR | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 400,000 | $1.25 | $499,920 | 2,778,926 (Indirect) |
View |
| 2008-11-13 Purchase | 2008-11-17 4:54 pm |
AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 841,032 | $0.4812 | $404,725 | 7,403,025 (Indirect) | View |
| 2008-11-07 Purchase | 2008-11-12 9:32 pm | Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 560,000 | $0.8291 | $464,296 | 3,520,852 (Indirect) | View |
| 2008-10-31 Purchase | 2008-11-04 6:54 pm |
AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 336,300 | $0.6068 | $204,067 | 6,561,993 (Indirect) | View |
| 2008-10-21 Purchase | 2008-10-23 6:40 pm | ARADIGM CORP | ARDM | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 10,000 | $0.24 | $2,400 | 5,407,000 (Indirect) | View |
| 2008-10-20 Purchase |
2008-10-22 6:30 pm |
ARADIGM CORP | ARDM | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 17,000 | $0.24 | $4,080 | 5,397,000 (Indirect) |
View |
| 2008-10-13 Purchase | 2008-10-15 9:05 pm | ARADIGM CORP | ARDM | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 25,000 | $0.24 | $6,000 | 5,380,000 (Indirect) | View |
| 2008-10-10 Purchase | 2008-10-14 5:06 pm | ARADIGM CORP | ARDM | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 45,000 | $0.2356 | $10,602 | 5,355,000 (Indirect) |
View |
| 2008-10-10 Purchase | 2008-10-14 4:47 pm | AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 870,000 | $0.7437 | $647,019 | 6,225,693 (Indirect) | View |
| 2008-09-30 Purchase |
2008-10-02 8:03 pm |
NEOSE TECHNOLOGIES INC | NTEC | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 5,664 | $0.3201 | $1,813 | 10,412,306 (Indirect) |
View |
| 2008-09-30 Purchase | 2008-10-02 7:58 pm | AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 650,000 | $0.966 | $627,900 | 5,355,693 (Indirect) |
View |
| 2008-09-29 Purchase |
2008-10-01 6:44 pm | NEOSE TECHNOLOGIES INC | NTEC | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 2,800 | $0.33 | $924 | 10,406,642 (Indirect) | View |
| 2008-09-26 Purchase |
2008-09-30 8:42 pm | NEOSE TECHNOLOGIES INC | NTEC | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 25,763 | $0.3286 | $8,466 | 10,403,842 (Indirect) |
View |
| 2008-08-29 Purchase |
2008-09-03 5:59 pm |
THRESHOLD PHARMACEUTICALS INC | THLD | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 735,294 | $2.04 | $1,500,000 | 1,399,877 (Indirect) | View |
| 2008-04-02 Purchase | 2008-04-04 4:16 pm | Northstar Neuroscience, Inc. | NSTR | TANG CAPITAL MANAGEMENT LLC TANG CAPITAL PARTNERS LP (10% owner) | 61,666 | $1.77 | $109,149 | 2,995,400 (Indirect) | View |
| 2008-02-15- -2008-02-19 Sale | 2008-02-20 5:12 pm |
TAPESTRY PHARMACEUTICALS, INC | TPPH | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 969,086 | $0.09262 | $89,756 | 0 (Direct Indirect) | View |
| 2004-12-10 Sale | 2004-12-14 6:38 pm | ACLARA BIOSCIENCES INC | ACLA | TANG CAPITAL MANAGEMENT LLC TANG CAPITAL PARTNERS LP TANG KEVIN C (10% owner) | 3,524,100 | $0 | $0 | 0 (Direct) | View |
Other purchase or sale (not a common stock or no ticker symbol):
| Transaction & Date | Reported Date |
Company | Symbol | Insider Relationship |
Shares Traded | Average Price |
Total Amount |
Shares Ownership | Filing |
| 2004-12-10 Sale |
2004-12-14 6:38 pm | ACLARA BIOSCIENCES INC | ACLA | TANG CAPITAL MANAGEMENT LLC TANG CAPITAL PARTNERS LP TANG KEVIN C (10% owner) | 5,000 | $0 | $0 | 0 (Indirect) | View |
Other transactions:
| Transaction & Date |
Reported Date |
Company | Symbol | Insider Relationship | Shares Traded | Average Price |
Total Amount | Shares Ownership | Filing |
| 2008-09-15 Other | 2008-11-12 9:39 pm | Northstar Neuroscience, Inc. | NSTR | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 4,757,038 | $0 | $0 | 0 (Indirect) |
View |
| 2008-09-15 Other | 2008-11-12 9:36 pm | NEOSE TECHNOLOGIES INC | NTEC | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 7,472,414 | $0 | $0 | 0 (Indirect) | View |
| 2008-09-15 Other | 2008-11-12 9:34 pm |
ARADIGM CORP | ARDM | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 5,310,000 | $0 | $0 | 0 (Indirect) | View |
| 2008-09-15 Other |
2008-11-12 9:30 pm |
Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 2,658,206 | $0 | $0 | 1,100,000 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction & Date | Reported Date |
Exercisable Expiration |
Company | Symbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Ownership |
Filing |
| 2009-10-19 Purchase | 2009-10-21 6:40 pm |
2010-05-14 2010-05-14 |
AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 1,586,481 | $0.968 | 1,586,481 (Indirect) | View |
| 2009-10-19 Purchase | 2009-10-21 6:40 pm | 2009-10-23 2015-01-07 | AP PHARMA INC | APPA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 1,221,590 | $0.88 | 1,221,590 (Indirect) | View |
| 2009-10-13 Sale |
2009-10-15 6:19 pm |
2009-10-13 2010-01-16 |
Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 3,000 | $15 | 26,789 (Indirect) | View |
| 2009-10-13 Sale | 2009-10-15 6:19 pm | 2009-10-13 2010-01-16 |
Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 3,000 | $12.5 | 3,000 (Indirect) | View |
| 2009-07-17 Sale | 2009-07-21 7:53 pm | 2009-07-17 2010-01-16 | Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 3,789 | $15 | 23,789 (Indirect) | View |
| 2009-05-29 Sale | 2009-06-02 7:58 pm |
2009-05-29 2010-01-16 |
Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 5,000 | $15 | 20,000 (Indirect) | View |
| 2009-05-26 Sale | 2009-05-28 8:37 pm |
2009-05-26 2010-01-16 | Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 10,000 | $15 | 10,000 (Indirect) |
View |
| 2009-05-28 Sale | 2009-05-28 8:37 pm | 2009-05-28 2010-01-16 | Vanda Pharmaceuticals Inc. | VNDA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 5,000 | $15 | 15,000 (Indirect) |
View |
| 2008-12-17 Purchase |
2008-12-19 9:12 pm |
2009-06-17 2013-12-18 |
Ardea Biosciences, Inc. | RDEA | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 39,163 | $11.14 | 39,163 (Indirect) |
View |
| 2008-08-29 Purchase |
2008-09-03 5:59 pm |
2008-08-29 2013-08-29 | THRESHOLD PHARMACEUTICALS INC | THLD | TANG CAPITAL MANAGEMENT LLC TANG KEVIN C TANG CAPITAL PARTNERS LP (10% owner) | 294,117 | $2.34 | 294,117 (Indirect) | View |
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