ARCT ARCTURUS THERAPEUTICS HLDG I

Ownership history in CITADEL ADVISORS LLC  ·  69 quarters on record

AI Ownership Summary

CITADEL ADVISORS LLC reported ARCTURUS THERAPEUTICS HLDG I (ARCT) in 69 quarterly 13F filings from 2023 Q3 through 2025 Q4. The latest visible filing shows ARCT at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this ARCT ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was CITADEL ADVISORS LLC's position in ARCTURUS THERAPEUTICS HLDG I, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

ARCT was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2024 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q3 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How CITADEL ADVISORS LLC held ARCT — position size vs. price
% of Fund (quarterly)    ARCT price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 29 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 86,200 -34,500 -28.6% 0.00% $528K 2026-02-14 (Est.) $7.21
2025 Q4 ADDED 120,700 +78,580 +186.6% 0.00% $740K 2026-02-14 (Est.) $7.21
2025 Q3 REDUCED 42,120 -8,780 -17.2% 0.00% $776K 2025-11-14 $7.27
2025 Q3 ADDED 50,900 +28,700 +129.3% 0.00% $938K 2025-11-14 $7.27
2025 Q3 REDUCED 22,200 -6,480 -22.6% 0.00% $409K 2025-11-14 $7.27
2025 Q2 REDUCED 28,680 -7,020 -19.7% 0.00% $373K 2025-08-14 $19.23
2025 Q2 REDUCED 35,700 -31,900 -47.2% 0.00% $464K 2025-08-14 $19.23
2025 Q2 ADDED 67,600 +61,257 +965.7% 0.00% $879K 2025-08-14 $19.23
2025 Q1 REDUCED 6,343 -46,757 -88.1% 0.00% $67K 2025-05-15 $11.64
2025 Q1 ADDED 53,100 +31,500 +145.8% 0.00% $562K 2025-05-15 $11.64
2025 Q1 ADDED 21,600 +7,923 +57.9% 0.00% $229K 2025-05-15 $11.64
2024 Q4 REDUCED 13,677 -37,923 -73.5% 0.00% $232K 2025-02-14 $18.05
2024 Q4 ADDED 51,600 +25,100 +94.7% 0.00% $876K 2025-02-14 $18.05
2024 Q4 REDUCED 26,500 -49,354 -65.1% 0.00% $450K 2025-02-14 $18.05
2024 Q3 ADDED 75,854 +62,154 +453.7% 0.00% $1.8M 2024-11-14 $18.34
2024 Q3 REDUCED 13,700 -22,100 -61.7% 0.00% $318K 2024-11-14 $18.34
2024 Q3 ADDED 35,800 +14,168 +65.5% 0.00% $831K 2024-11-14 $18.34
2024 Q2 ADDED 21,632 +8,332 +62.6% 0.00% $527K 2024-08-14 $19.21
2024 Q2 REDUCED 13,300 -29,900 -69.2% 0.00% $324K 2024-08-14 $19.21
2024 Q2 REDUCED 43,200 -123,894 -74.1% 0.00% $1.1M 2024-08-14 $19.21
2024 Q1 ADDED 167,094 +156,394 +1461.6% 0.00% $5.6M 2024-05-15 $29.02
2024 Q1 REDUCED 10,700 -10,500 -49.5% 0.00% $361K 2024-05-15 $29.02
2024 Q1 ADDED 21,200 +20,833 +5676.6% 0.00% $716K 2024-05-15 $29.02
2023 Q4 REDUCED 367 -22,633 -98.4% 0.00% $12K 2024-02-14 $38.46
2023 Q4 REDUCED 23,000 -13,500 -37.0% 0.00% $725K 2024-02-14 $38.46
2023 Q4 REDUCED 36,500 -111,373 -75.3% 0.00% $1.2M 2024-02-14 $38.46
2023 Q3 ADDED 147,873 +133,873 +956.2% 0.00% $3.8M 2023-11-14 $19.40
2023 Q3 REDUCED 14,000 -26,800 -65.7% 0.00% $358K 2023-11-14 $19.40
2023 Q3 REDUCED 40,800 -81,111 -66.5% 0.00% $1.0M 2023-11-14 $19.40
40 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About CITADEL ADVISORS LLC and ARCT

These are the practical questions this page is built to answer before you even open the full history table.

How long has CITADEL ADVISORS LLC reported owning ARCT?

CITADEL ADVISORS LLC reported ARCT across 29 quarterly 13F filings, from 2023 Q3 through 2025 Q4.

What was the largest reported ARCT position in CITADEL ADVISORS LLC's portfolio?

The largest reported portfolio weight for ARCT was 0.00% in 2024 Q1.

What is the latest reported ARCT position on this page?

The most recent filing on this page is 2025 Q4, when CITADEL ADVISORS LLC reported 86,200 shares, equal to 0.00% of portfolio, with an estimated market value of $528K.

What does the chart on this ARCT ownership page compare?

The chart compares CITADEL ADVISORS LLC's quarterly ARCT portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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