ALDX β€” Aldeyra Therapeutics Inc

Ownership history in Knoll Capital Management, LLC  Β·  44 quarters on record

AI Ownership Summary

Knoll Capital Management, LLC reported Aldeyra Therapeutics Inc (ALDX) in 44 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 20.48% in 2025 Q1. The latest visible filing shows ALDX at 13.01% 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 ALDX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Knoll Capital Management, LLC's position in Aldeyra Therapeutics 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 Q4

ALDX was reported at 13.01% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
20.48% in 2025 Q1

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

Time in book
Holding Window
2023 Q4 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 Knoll Capital Management, LLC held ALDX β€” position size vs. price
% of Fund (quarterly)    ALDX price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED 5,475,516 β€” 0% 13.01% $28.4M 2026-02-14 (Est.) $5.28
2025 Q3 UNCHANGED 5,475,516 β€” 0% 15.32% $28.6M 2025-11-14 $5.05
2025 Q2 UNCHANGED 5,475,516 β€” 0% 14.91% $21.0M 2025-08-14 $5.30
2025 Q1 UNCHANGED 5,475,516 β€” 0% 20.48% $31.5M 2025-05-15 $2.16
2024 Q4 UNCHANGED 5,475,516 β€” 0% 17.59% $27.3M 2025-02-18 $6.61
2024 Q3 UNCHANGED 5,475,516 β€” 0% 13.68% $29.5M 2024-11-14 $4.27
2024 Q2 UNCHANGED 5,475,516 β€” 0% 12.21% $18.1M 2024-08-14 $4.69
2024 Q1 UNCHANGED 5,475,516 β€” 0% 11.14% $17.9M 2024-05-15 $4.17
2023 Q4 ADDED 5,475,516 +2,443,601 +80.6% 15.92% $19.2M 2024-02-14 $3.40
35 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding ALDX

As of 2026 Q1 β€” sorted by position size

GAMMA Investing LLC 0.0% Versant Capital Management, Inc 3Y 7Y 0.0%

FAQ About Knoll Capital Management, LLC and ALDX

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

How long has Knoll Capital Management, LLC reported owning ALDX?

Knoll Capital Management, LLC reported ALDX across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported ALDX position in Knoll Capital Management, LLC's portfolio?

The largest reported portfolio weight for ALDX was 20.48% in 2025 Q1.

What is the latest reported ALDX position on this page?

The most recent filing on this page is 2025 Q4, when Knoll Capital Management, LLC reported 5,475,516 shares, equal to 13.01% of portfolio, with an estimated market value of $28.4M.

What does the chart on this ALDX ownership page compare?

The chart compares Knoll Capital Management, LLC's quarterly ALDX 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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