Company profile
Rain Oncology Inc. Insider Trading
RAINEvery SEC Form 4 insider trading filing for Rain Oncology Inc. (RAIN) 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?
- Sector
- Pharmaceutical Preparations
- CIK
- 0001724979
- Filings
- 25
- Insiders
- 26
- Last filing
- 2026-08-19
Activity summary
No insider transactions in the last 30 days. The most recent was on August 19, 2026, when Randy Seidl bought 110,000 shares. 25 filings from 26 insiders are on record below.
Quarterly balance
Buy and sell value by quarter, Q2 23 to Q4 23. Rain Oncology Inc. insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $1.2M.
90 day insight
Over the last 90 days, Rain Oncology Inc. insiders bought $104K across 1 transaction with no open-market sales.
- Most active insider: Randy Seidl with 1 transaction totaling $104K.
- Largest single purchase: $104K by Randy Seidl on Aug 19, 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 |
|---|---|---|---|---|---|---|
| Aug 19, 2026 | Randy Seidl | RAIN | Purchase | 110,000 | $0.95 | $104K |
| Jun 5, 2026 | Harry L. You | RAIN | Award | 1,612,903 | — | — |
| Jun 5, 2026 | Christopher Michael Riley | RAIN | Award | 50,000 | — | — |
| Jun 5, 2026 | David C Sylvester | RAIN | Award | 40,000 | — | — |
| Jun 5, 2026 | Alexandra Steele | RAIN | Award | 80,000 | — | — |
17 more transactions hidden
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Rain Oncology 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 →