APLS β€” APELLIS PHARMACEUTICALS INC

Ownership history in READYSTATE ASSET MANAGEMENT LP  Β·  5 quarters on record

AI Ownership Summary

READYSTATE ASSET MANAGEMENT LP reported APELLIS PHARMACEUTICALS INC (APLS) in 5 quarterly 13F filings from 2024 Q1 through 2025 Q3. Peak portfolio weight reached 0.23% in 2025 Q3. The latest visible filing shows APLS at 0.23% 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.

What this APLS ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was READYSTATE ASSET MANAGEMENT LP's position in APELLIS PHARMACEUTICALS INC, 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 Q3

APLS was reported at 0.23% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.23% in 2025 Q3

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

Time in book
Holding Window
2024 Q1 to 2025 Q3

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 READYSTATE ASSET MANAGEMENT LP held APLS β€” position size vs. price
% of Fund (quarterly)    APLS price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 5 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 ADDED 241,977 +206,416 +580.5% 0.23% $5.5M 2025-11-07 $19.26
2024 Q4 ADDED 35,561 +30,123 +553.9% 0.03% $1.1M 2025-02-14 $27.40
2024 Q1 REDUCED 5,438 -3,362 -38.2% 0.00% $320K 2024-05-13 $43.01
2024 Q1 REDUCED 8,800 -1,900 -17.8% 0.01% $517K 2024-05-13 $43.01
2024 Q1 INITIATED 10,700 β€” β€” 0.01% $629K 2024-05-13 $43.01

FAQ About READYSTATE ASSET MANAGEMENT LP and APLS

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

How long has READYSTATE ASSET MANAGEMENT LP reported owning APLS?

READYSTATE ASSET MANAGEMENT LP reported APLS across 5 quarterly 13F filings, from 2024 Q1 through 2025 Q3.

What was the largest reported APLS position in READYSTATE ASSET MANAGEMENT LP's portfolio?

The largest reported portfolio weight for APLS was 0.23% in 2025 Q3.

What is the latest reported APLS position on this page?

The most recent filing on this page is 2025 Q3, when READYSTATE ASSET MANAGEMENT LP reported 241,977 shares, equal to 0.23% of portfolio, with an estimated market value of $5.5M.

What does the chart on this APLS ownership page compare?

The chart compares READYSTATE ASSET MANAGEMENT LP's quarterly APLS 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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