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Ownership Document
|
| Schema Version: X0508 |
| Document Type: 4 |
| Period of Report: 4/8/24 |
| Issuer: |
| Issuer CIK: 768408 |
| Issuer Name: CYANOTECH CORP |
| Issuer Trading Symbol: CYAN |
| Reporting Owner: |
| Reporting Owner ID: |
| | Owner CIK: 1876043 |
| | Owner Name: Hartmann Charles Jason |
| Reporting Owner Address: |
| | Owner Street 1: 73-4460 QUEEN KAAHUMANU HWY #102 |
| | Owner Street 2: |
| | Owner City: KAILUA-KONA |
| | Owner State: HI |
| | Owner ZIP Code: 96740 |
| | Owner State Description: |
| Reporting Owner Relationship: |
| | Is Officer? Yes |
| | Officer Title: VP, Sales & Marketing |
| Aff 10b5 One: 0 |
| Non-Derivative Table: |
| Non-Derivative Transaction: |
| | Security Title: |
| | | Value: Common Stock |
| | Transaction Date: |
| | | Value: 4/8/24 |
| | Transaction Coding: |
| | | Transaction Form Type: 4 |
| | | Transaction Code: M |
| | | Equity Swap Involved? No |
| | | Footnote ID: F1 |
| | Transaction Amounts: |
| | | Transaction Shares: |
| Value: 33 |
| | | Transaction Price Per Share: |
| Value: 0 |
| | | Transaction Acquired-Disposed Code: |
| Value: A |
| | Post-Transaction Amounts: |
| | | Shares Owned Following Transaction: |
| Value: 3,426 |
| | Ownership Nature: |
| | | Direct or Indirect Ownership: |
| Value: D |
| Non-Derivative Transaction: |
| | Security Title: |
| | | Value: Common Stock |
| | Transaction Date: |
| | | Value: 4/8/24 |
| | Transaction Coding: |
| | | Transaction Form Type: 4 |
| | | Transaction Code: F |
| | | Equity Swap Involved? No |
| | | Footnote ID: F2 |
| | Transaction Amounts: |
| | | Transaction Shares: |
| Value: 14 |
| | | Transaction Price Per Share: |
| Value: 0.40 |
| | | Transaction Acquired-Disposed Code: |
| Value: D |
| | Post-Transaction Amounts: |
| | | Shares Owned Following Transaction: |
| Value: 3,412 |
| | Ownership Nature: |
| | | Direct or Indirect Ownership: |
| Value: D |
| Derivative Table: |
| Derivative Transaction: |
| | Security Title: |
| | | Value: Restricted Stock Units |
| | Conversion or Exercise Price: |
| | | Footnote ID: F3 |
| | Transaction Date: |
| | | Value: 4/8/24 |
| | Transaction Coding: |
| | | Transaction Form Type: 4 |
| | | Transaction Code: M |
| | | Equity Swap Involved? No |
| | Transaction Amounts: |
| | | Transaction Shares: |
| Value: 33 |
| | | Transaction Price Per Share: |
| Value: 0 |
| | | Transaction Acquired-Disposed Code: |
| Value: D |
| | Exercise Date: |
| | | Footnote ID: F4 |
| | Expiration Date: |
| | | Footnote ID: F4 |
| | Underlying Security: |
| | | Underlying Security Title: |
| Value: Common Stock |
| | | Underlying Security Shares: |
| Value: 33 |
| | Post-Transaction Amounts: |
| | | Shares Owned Following Transaction: |
| Value: 7,328 |
| | Ownership Nature: |
| | | Direct or Indirect Ownership: |
| Value: D |
| Footnotes: |
| Footnote - F1: Represents the conversion upon vesting of restricted stock units into common stock. |
| Footnote - F2: No stock was sold. On April 8, 2024, in connection with the vesting of 33 shares of stock, the Company withheld a total of 14 shares to satisfy a payroll tax liability incident to such vesting. |
| Footnote - F3: Each restricted stock unit represents the contingent right to receive one (1) share of Cyanotech Common Stock. |
| Footnote - F4: The restricted stock units vest as to 1,680 shares on July 29, 2024; 3,900 shares on February 16, 2025; 33 shares on April 6, 2025; 1,681 shares on July 29, 2025; and 34 shares on April 6, 2026, in each case subject to the reporting person's continued service with the Company on the vesting date. |
| Owner Signature: |
| Signature Name: /s/Laura L. Taylor, by Power of Attorney |
| Signature Date: 4/10/24 |
