// company-profile
Prothena Corp Public Ltd Co
PRTAExchangeNasdaqSectorPharmaceutical PreparationsInc.L2Filings112Insiders22
// api This Prothena Corp Public Ltd Co insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Recent insider activity is bullish. Over the last 30 days, 4 insiders purchased shares (net $2.1M). Buying was led by SCULLY WILLIAM P.
// 90-day insight
Over the last 90 days, Prothena Corp Public Ltd Co insiders bought $3.1M across 12 transactions with no open-market sales.
- Most active insider: SCULLY WILLIAM P with 6 transactions totaling $3.1M.
- Largest single purchase: $1.0M by SCULLY WILLIAM P on Jun 11, 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 |
|---|---|---|---|---|---|---|
| Jun 16, 2026 | SCULLY WILLIAM P | PRTA | Purchase | 20,000 | $7.90 | $158K |
| Jun 15, 2026 | SCULLY WILLIAM P | PRTA | Gift | 325,000 | $0.00 | $0K |
| Jun 11, 2026 | SCULLY WILLIAM P | PRTA | Purchase | 125,000 | $8.17 | $1.02M |
| Jun 4, 2026 | SCULLY WILLIAM P | PRTA | Purchase | 50,000 | $9.31 | $465K |
| Jun 2, 2026 | SCULLY WILLIAM P | PRTA | Purchase | 50,000 | $9.43 | $471K |
45 more transactions hidden
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