BackProthena plc Overview

Prothena plc Current Cash

Latest current cash for PRTA: $330M.

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Current Cash
$329.46M
↓ 21.17% YoYΔ $-88.47M vs prior year quarter

Peer average

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Prothena plc Current Cash History

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Prothena plc vs. peers: Current Cash Comparison

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Prothena plc Cash Growth (YoY per quarter)

Latest change versus the prior comparable period (same company).

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Balance Sheet Breakdown

Current CashShort Term InvestmentsReceivablesInventoryOther Current AssetsCurrent AssetsLong Term InvestmentsProperty Plant EquipmentGoodwillIntangible AssetsOther AssetsTotal AssetsNet Tangible AssetsAccounts PayableOther Current LiabilitiesTotal Current LiabilitiesLong Term DebtOther LiabilitiesMinority InterestTotal Liabilities

Prothena plc (PRTA) FAQ

As of the most recent data (March 2026), PRTA shows a current cash of $330M. That compares with $420M in the prior-year period — down 21.2% year over year. Scroll down for historical charts and peer comparison views.

Compared with the year-ago period, PRTA's current cash is now $330M (was $420M) — a 21.2% year-over-year decrease. Pairing that YoY change with peer averages gives a clearer picture of whether Prothena plc is outperforming or lagging.

Tracking PRTA's current cash over time shows whether Prothena plc is scaling, shrinking, or reshaping that part of the business. The current reading is $330M That compares with $420M in the prior-year period — down 21.2% year over year. Multi-quarter patterns matter more than any single print, which is why this page emphasizes history and peer comparison charts.

Besides this current cash page, Stockcircle has Prothena plc's full stock overview, other financial metrics, insider and congress trade tabs, and tools to follow the stock. Together they help you connect current cash (currently $330M) with ownership activity and broader fundamentals.

Prothena plc's current cash is $330M; compare it with other Healthcare names on the peer chart. Typical ranges vary by sub-industry, so always sanity-check against the closest competitors, not just the whole sector bucket.