Company profile
Lb Pharmaceuticals Inc Insider Trading
LBRXEvery SEC Form 4 insider trading filing for Lb Pharmaceuticals Inc (LBRX) since April 2023: open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- Pharmaceutical Preparations
- CIK
- 0001691082
- Filings
- 27
- Insiders
- 24
- Last filing
- 2026-07-30
Activity summary
No insider transactions in the last 30 days. The most recent was on July 30, 2026, when Deep Track Biotechnology Master Fund, Ltd. bought 286,205 shares. 27 filings from 24 insiders are on record below.
Quarterly balance
Buy and sell value by quarter, Q3 25 to Q3 26. Lb Pharmaceuticals Inc insiders are net buyers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $75.0M.
90 day insight
Over the last 90 days, Lb Pharmaceuticals Inc insiders bought $10.0M across 1 transaction with no open-market sales.
- Most active insider: Deep Track Biotechnology Master Fund, Ltd. with 1 transaction totaling $10.0M.
- Largest single purchase: $10.0M by Deep Track Biotechnology Master Fund, Ltd. on Jul 30, 2026.
Activity skews bullish: buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 30, 2026 | Deep Track Biotechnology Master Fund, Ltd. | LBRX | Purchase | 286,205 | $34.94 | $10.00M |
| Jun 3, 2026 | Robert A. Lenz | LBRX | Award | 12,500 | — | — |
| Jun 3, 2026 | William P Kane Jr | LBRX | Award | 10,000 | — | — |
| Jun 3, 2026 | Rekha Hemrajani | LBRX | Award | 10,000 | — | — |
| Jun 3, 2026 | J. Scott Garland | LBRX | Award | 10,000 | — | — |
45 more transactions hidden
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By total value filed.
Institutional Ownership
Top 13F-HR holders of Lb Pharmaceuticals Inc as of 2026-06-30
Data source: quarterly 13F-HR filings: institutional holders report positions within 45 days of quarter end. Joined with insider activity above: see who's loading up institutionally while insiders are trading. Full 13F-HR API →