LJPCUnknown
LA JOLLA PHARMACEUTICAL CO Insider Trading Activity
Every SEC Form 4 insider transaction reported for LA JOLLA PHARMACEUTICAL CO (LJPC), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are LJPC insiders buying or selling?
LA JOLLA PHARMACEUTICAL CO insiders reported no open-market purchases or sales in the last 12 months. Since January 2018, Trabud has recorded 30 Form 4 filings for LJPC: 27 buys ($83.5M) and 3 sells ($13.8M).
Source: SEC EDGAR Form 4
Key Statistics (January 2018 – Dec 7, 2021)
Total Form 4 filings
30
SEC EDGAR
Insider filers
9
Insider buys (27)
$83.5M
Insider sells (3)
$13.8M
Insider sentiment
Net buyingNet insider flow of $69.7M in net buying since January 2018.
Recent LJPC insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Dec 7, 2021 | David A Ramsay | Director | Purchase | 24.5K | $3.75 | $92.0K | SEC ↗ |
| Dec 2, 2021 | Kevin C Tang | Director, 10% Owner | Sale | 441.3K | $3.93 | $1.7M | SEC ↗ |
| Nov 19, 2021 | David A Ramsay | Director | Purchase | 7.5K | $4.23 | $31.7K | SEC ↗ |
| Jun 1, 2021 | Kevin C Tang | Director, 10% Owner | Purchase | 245.0K | $4.47 | $1.1M | SEC ↗ |
| May 26, 2021 | David A Ramsay | Director | Purchase | 20.0K | $3.49 | $69.8K | SEC ↗ |
| May 26, 2021 | Kevin C Tang | Director, 10% Owner | Purchase | 398.7K | $3.96 | $1.6M | SEC ↗ |
| Sep 10, 2020 | David A Ramsay | Director | Purchase | 1.0K | $3.83 | $3.8K | SEC ↗ |
| Sep 9, 2020 | TANG KEVIN C | Director, 10% Owner | Purchase | 278.4K | $3.94 | $1.1M | SEC ↗ |
| Aug 24, 2020 | David A Ramsay | Director | Purchase | 47.0K | $3.99 | $187.5K | SEC ↗ |
| Aug 14, 2020 | TANG KEVIN C | Director, 10% Owner | Purchase | 431.6K | $3.72 | $1.6M | SEC ↗ |
| Jun 4, 2020 | TANG KEVIN C | Director, 10% Owner | Purchase | 615.1K | $4.91 | $3.0M | SEC ↗ |
| Feb 3, 2020 | TANG KEVIN C | Director, 10% Owner | Purchase | 169.8K | $6.76 | $1.1M | SEC ↗ |
| Jan 16, 2020 | Darryl Wellinghoff | Chief Commercial Officer | Purchase | 3.0K | $8.23 | $24.7K | SEC ↗ |
| Jan 13, 2020 | TANG KEVIN C | Director, 10% Owner | Purchase | 3.0M | $5.87 | $17.4M | SEC ↗ |
| Jan 31, 2019 | Lakhmir S Chawla | Chief Medical Officer | Purchase | 3.0K | $5.56 | $16.7K | SEC ↗ |
| Jan 10, 2019 | TANG KEVIN C | Director, 10% Owner | Purchase | 1.3M | $5.37 | $7.0M | SEC ↗ |
| Jan 10, 2019 | TIDMARSH GEORGE F | President, CEO & Secretary | Purchase | 2.0K | $5.85 | $11.7K | SEC ↗ |
| Jan 10, 2019 | Jennifer Carver | Chief Operating Officer | Purchase | 5.0K | $6.17 | $30.8K | SEC ↗ |
| Jan 10, 2019 | James Rolke | Chief Scientific Officer | Purchase | 1.6K | $6.09 | $9.7K | SEC ↗ |
| Jan 10, 2019 | Joseph Edelman | 10% Owner | Sale | 2.1M | $5.69 | $11.7M | SEC ↗ |
| Aug 21, 2018 | James Rolke | Chief Scientific Officer | Purchase | 1.0K | $22.00 | $22.0K | SEC ↗ |
| Aug 21, 2018 | Jennifer Carver | Chief Operating Officer | Purchase | 1.0K | $20.90 | $20.9K | SEC ↗ |
| Mar 26, 2018 | Joseph Edelman | 10% Owner | Purchase | 700.0K | $29.50 | $20.6M | SEC ↗ |
| Mar 20, 2018 | TANG KEVIN C | Director, 10% Owner | Purchase | 508.5K | $29.50 | $15.0M | SEC ↗ |
| Mar 2, 2018 | TANG KEVIN C | Director, 10% Owner | Purchase | 40.0K | $30.06 | $1.2M | SEC ↗ |
Showing the 25 most recent of 30 Form 4 filings for LA JOLLA PHARMACEUTICAL CO.
Most active LJPC insiders
- TANG KEVIN C12 filings
- David A Ramsay5 filings
- Joseph Edelman4 filings
- Jennifer Carver3 filings
- James Rolke2 filings
Ask anything about LJPC insider activity
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Open the AI agentLJPC insider trading FAQ
Are LA JOLLA PHARMACEUTICAL CO insiders buying or selling?
LA JOLLA PHARMACEUTICAL CO insiders reported no open-market purchases or sales in the last 12 months. Since January 2018, Trabud has recorded 30 Form 4 filings for LJPC: 27 buys ($83.5M) and 3 sells ($13.8M). Over the full record that is net buying of $69.7M.
How many insiders trade LJPC stock?
9 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for LA JOLLA PHARMACEUTICAL CO. The most recent filing was accepted on Dec 7, 2021.
Where does Trabud get LJPC insider trading data?
All LJPC insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.