ARCT — Arcturus Therapeutics Holdings Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Others in Healthcare
Measured signals that fired on ARCT
| date | signal | measured base rate |
|---|---|---|
| 2026-08-14 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-07-13 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-04-08 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-03-11 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-08-15 | SASSINE ANDY Chief Financial Officer | Open-market purchase | 1.2K | 16.56 | 20.5K |
| 2025-08-15 | SASSINE ANDY Chief Financial Officer | Open-market purchase | 1.2K | 16.56 | 20.5K |
| 2024-10-15 | Chivukula Pad Chief Scientific Officer & COO | Open-market sale 10b5-1 plan | 12.0K | 20.76 | 249.1K |
| 2024-06-14 | Marantz Jing L. Director | Option exercise | 3.1K | 0.00 | 0 |
| 2024-06-14 | FARRELL PETER C Director | Option exercise | 3.1K | 0.00 | 0 |
| 2024-06-14 | BARLOW JAMES F Director | Option exercise | 3.1K | 0.00 | 0 |
| 2024-06-14 | Markels John Director | Option exercise | 3.1K | 0.00 | 0 |
| 2024-06-14 | HOLMES EDWARD W Director | Option exercise | 3.1K | 0.00 | 0 |
| 2024-06-14 | Marquet Magda Director | Option exercise | 3.1K | 0.00 | 0 |
| 2024-06-12 | SASSINE ANDY Chief Financial Officer | Open-market sale | 50.0K | 32.03 | 1.6M |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| FEDERATED HERMES, INC. | 25.5M | 3.3M |
| ARK Investment Management LLC | 21.4M | 2.8M |
| BlackRock, Inc. | 20.2M | 2.6M |
| Sumitomo Mitsui Trust Group, Inc. | 17.7M | 2.3M |
| Amova Asset Management Americas, Inc. | 17.6M | 2.3M |
| VANGUARD CAPITAL MANAGEMENT LLC | 8.5M | 1.1M |
| TWO SIGMA INVESTMENTS, LP | 8.4M | 1.1M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 7.5M | 977.9K |
| GEODE CAPITAL MANAGEMENT, LLC | 5.1M | 660.9K |
| STATE STREET CORP | 4.2M | 543.9K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-06 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-06 | 2026-08-06 | on EDGAR ↗ |
| 8-K | 2026-07-02 | 2026-06-26 | on EDGAR ↗ |
| 4 | 2026-06-15 | 2026-06-05 | on EDGAR ↗ |
| 4 | 2026-06-15 | 2026-06-05 | on EDGAR ↗ |
| 4 | 2026-06-15 | 2026-06-05 | on EDGAR ↗ |
| 4 | 2026-06-15 | 2026-06-05 | on EDGAR ↗ |
| 4 | 2026-06-15 | 2026-06-05 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
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