PRTA Dark Pool Activity
Prothena Corporation plc
1W: -0.9%
1M: +1.3%
3M: -1.9%
YTD: -8.7%
1Y: -13.8%
3Y: -81.2%
5Y: -86.7%
$8.81
+0.41 (+4.88%)
After Hours: $8.75 (-0.06, -0.68%)
Weekly Expected Move ±6.8%
$7
$8
$8
$9
$9
Credit Risk of going bust: lower than 83% of companies Debt: 1.6% of company value Bonds: none of note held by US funds details ▾
If the stock fell to about $0.01 (down 99.9%), Prothena Corporation plc would be worth roughly what it owes.
Total debt $7.0M against a stock market value of $431.2M.
Distance to default 10.45 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $3.0M (short-term plus half of long-term), stock volatility 47.4%; Altman Z'' 9.96. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
Total debt $7.0M against a stock market value of $431.2M.
Distance to default 10.45 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $3.0M (short-term plus half of long-term), stock volatility 47.4%; Altman Z'' 9.96. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
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