Andreas Argyrides

Debanjana Chatterjee

Jonathan Wolleben

Serge Belanger

Annabel Samimy

Antonio Arce

Daniil Gataulin

Jae Mom

Jon Wolleben

Yi Chen

- Clearside Biomedical, Inc. filed an amendment to its Certificate of Incorporation to effect a **one-for-fifteen (1-for-15) reverse stock split** of its common stock.  **[1539029_0001193125-25-200747_clsd-20250910.htm:1]** **[1539029_0001193125-25-200747_clsd-ex3_1.htm:1]** 
- The reverse stock split and a reduction in authorized shares will become effective at **5:00 p.m. Eastern Time on September 12, 2025**.  **[1539029_0001193125-25-200747_clsd-20250910.htm:1]** **[1539029_0001193125-25-200747_clsd-ex3_1.htm:1]** **[1539029_0001193125-25-200747_clsd-ex3_1.htm:2]** 
- As a result, the total number of authorized common shares will be reduced from **400,000,000 to 26,666,666**.  **[1539029_0001193125-25-200747_clsd-20250910.htm:1]** **[1539029_0001193125-25-200747_clsd-ex3_1.htm:2]** 
- The company's common stock is expected to begin trading on a split-adjusted basis on The Nasdaq Capital Market on **September 15, 2025**.  **[1539029_0001193125-25-200747_clsd-20250910.htm:1]** 
- No fractional shares will be issued; stockholders will receive a **cash payment** in lieu thereof.  **[1539029_0001193125-25-200747_clsd-20250910.htm:1]** **[1539029_0001193125-25-200747_clsd-ex3_1.htm:1]**

Clearside Biomedical Implements Reverse Stock Split

- Clearside Biomedical, Inc. filed a Certificate of Amendment to implement a **one-for-fifteen (1-for-15) reverse stock split** of its common stock.  **[1539029_0000950170-25-114089_clsd-20250910.htm:1]** 
- The reverse stock split will be effective at **5:00 p.m. Eastern Time on September 12, 2025**.  **[1539029_0000950170-25-114089_clsd-20250910.htm:1]** **[1539029_0000950170-25-114089_clsd-ex3_1.htm:1]** **[1539029_0000950170-25-114089_clsd-ex3_1.htm:2]** 
- Concurrently, the total number of authorized common shares will be reduced from **400,000,000 to 26,666,666**.  **[1539029_0000950170-25-114089_clsd-20250910.htm:1]** **[1539029_0000950170-25-114089_clsd-ex3_1.htm:2]** 
- The company's common stock is expected to begin trading on The Nasdaq Capital Market on a split-adjusted basis when the market opens on **September 15, 2025**.  **[1539029_0000950170-25-114089_clsd-20250910.htm:1]** 
- Stockholders who would otherwise receive fractional shares will instead receive a **cash payment**.  **[1539029_0000950170-25-114089_clsd-20250910.htm:1]** **[1539029_0000950170-25-114089_clsd-ex3_1.htm:1]**

Clearside Biomedical, Inc. to Implement Reverse Stock Split

Clearside Biomedical (CLSD)