| Investor | Value | Of portfolio | Shares | Change | Quarter |
|---|---|---|---|---|---|
| ARK Investment Management · Cathie Wood | $19.5M | 0.13% | 2.90M | +4.8% | Q2 2026 |
| Renaissance Technologies | $143.8K | 0.00% | 21.40K | −88% | Q2 2026 |
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a ARCT trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Aug 14, 2025 | Sassine Andy HChief Financial Officer | Purchase at price 16.56 per share. | 1.2K | $20.50K |
| Oct 14, 2024 | Chivukula PadmanabhChief Operating Officer | Sale at price 20.76 per share. | 12K | $249.12K |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 21.9 | 10.2 | -6.2 | 11.7 | -8.1 | -15.2 | -14.3 | 156.2 | -7.2 | -12.0 | +96.6% | ||
| 2025 | 0.0 | -1.1 | -36.9 | 21.0 | -2.2 | 3.8 | -6.1 | 39.3 | 8.3 | -45.9 | -31.9 | -9.7 | −63.9% |
| 2024 | 4.6 | 17.6 | -12.9 | -24.3 | 51.8 | -37.3 | -3.7 | -10.1 | 10.0 | -23.6 | 3.4 | -7.5 | −46.2% |
| 2023 | 24.6 | -23.1 | 47.5 | 11.1 | 2.7 | 4.9 | 21.9 | -13.2 | -15.8 | -25.2 | 25.3 | 31.7 | +85.9% |
| 2022 | -29.4 | -8.3 | 12.5 | -28.1 | 2.6 | -20.8 | 11.5 | -20.0 | 5.6 | 19.4 | 4.2 | -8.0 | −54.2% |
| 2021 | 67.0 | -27.3 | -21.6 | -11.2 | -20.3 | 15.8 | -7.5 | 75.1 | -12.8 | -5.9 | -11.6 | -6.9 | −14.7% |
| 2020 | -5.2 | 34.5 | -1.9 | 153.9 | 12.9 | 20.0 | 11.7 | -7.6 | -11.1 | 26.1 | 69.7 | -52.7 | +299.1% |
| 2019 | 10.4 | 0.8 | 35.5 | 11.1 | -8.0 | 35.2 | 44.2 | -17.5 | -8.5 | 7.7 | 1.0 | -2.7 | +140.0% |
| 2018 | -2.4 | -27.8 | -1.8 | -6.7 | 15.4 | 43.2 | -5.9 | 1.5 | 9.1 | -38.8 | 15.5 | -27.5 | −43.0% |
| 2017 | -50.0 | 24.8 | -13.0 | 0.9 | -3.5 | 0.9 | -0.9 | -7.2 | -1.9 | 55.4 | -19.7 | -9.9 | −45.9% |
| 2016 | -18.5 | -9.0 | -18.7 | 5.8 | 32.7 | -15.6 | -4.7 | 15.0 | -49.8 | -22.3 | -0.5 | 9.9 | −66.6% |
| 2015 | 65.4 | 22.0 | -25.2 | 4.4 | 31.0 | -15.1 | 13.0 | 3.9 | -21.4 | 37.9 | -20.9 | -4.7 | +68.4% |
| 2014 | 21.7 | 8.7 | -23.8 | -4.8 | -1.0 | 1.2 | 0.6 | 10.6 | -19.8 | -76.6 | 2.2 | 0.8 | −79.3% |
| 2013 | -4.9 | 51.1 | 24.5 | 40.0 | -9.4 | 7.0 | 3.0 | +150.0% |
Arcturus Therapeutics Holdings Inc., a messenger RNA medicines company, focuses on the development of liver and respiratory rare disease therapeutics. Its technology platforms include STARR, a self-amplifying mRNA technology platform, and LUNAR, a lipid-mediated delivery system. The company also develops ARCT-032 (LUNAR-CF), an mRNA therapeutic candidate for cystic fibrosis that is in Phase 2 clinical development; and ARCT-810 (LUNAR-OTC), which is in Phase 2 clinical development to address ornithine transcarbamylase (OTC) deficiency. In addition, it develops KOSTAIVE, a self-amplifying RNA vaccine for COVID-19; ARCT-2138 (LUNAR-FLU), which is in Phase1 clinical trial for the treatment of seasonal influenza; and ARCT-2304 (LUNAR-H5N1) that is in Phase1 clinical trial for the treatment of Pandemic Influenza. Arcturus Therapeutics Holdings Inc. was founded in 2013 and is headquartered in San Diego, California.
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