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ALDEYRA THERAPEUTICS INC (ALDX) Stock Ownership and Short Interest

USA - NASDAQ:ALDX - US01438T1060 - Common Stock

4.91 USD
-0.04 (-0.81%)
Last: 11/18/2025, 6:10:35 PM
4.91 USD
0 (0%)
After Hours: 11/18/2025, 6:10:35 PM
ALDX Ownership Chart.ALDX Ownership Chart: showing Insider, Institutional ownership and shares available to the public.ALDX Ownership.InsiderInstitutionalPublic



Shares Outstanding59.90M
Float53.99M
Float Short Interest Percentage9.82%
Owners (insider)2.94%
Owners (institutional)50.64%
Owners (insider) change0.11%
Owners (institutional) change10.95%
ALDX Institutional Ownership HistoryALDX Institutional Ownership HistoryALDX Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M
ALDX Historical Insider Transactions ChartALDX Historical Insider Buy and Sell Transactions ChartALDX Historical Insider Transactions Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 0 -2M -4M -6M -8M -10M
Date Name Type Shares Price Amount
Aug 13, 2025 Alfieri Michael Open Market Purchase 2500 5.30 $ 13,250.00
Apr 3, 2025 PERCEPTIVE ADVISORS LLC Open Market Sale 3400000 1.42 $ 4,828,000.00
Apr 3, 2025 PERCEPTIVE LIFE SCIENCES MASTER FUND LTD Open Market Sale 3400000 1.42 $ 4,828,000.00
Apr 3, 2025 EDELMAN JOSEPH Open Market Sale 3400000 1.42 $ 4,828,000.00