Glenn Jensen - 29 Jul 2025 Form 4 Insider Report for CYANOTECH CORP (CYAN)

Reporting relationship: VP, Operations
Issuer ticker: CYAN
Reported as of: 29 Jul 2025
Net transaction value: -$250
SEC form: 4
Accepted by SEC: 31 Jul 2025, 13:22:12 UTC
Prior SEC filing: 21 May 2025
Source filing: View source filing
Reporting owner signature: /s/ Amy B. Nordin by POA

Key filing fact

Glenn Jensen filed Form 4 for CYANOTECH CORP (CYAN) on 31 Jul 2025.

Key facts

This page summarizes Glenn Jensen's Form 4 filing for CYANOTECH CORP (CYAN).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 31 Jul 2025, 13:22.

Change

Previous filing in this sequence was filed on 21 May 2025.
Current net transaction value: -$250.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001369173 Primary reporting owner

Jensen Glenn

Relationship: VP, Operations
Address: 73-4460 QUEEN KAAHUMANU HWY #102, KAILUA-KONA
Signature: /s/ Amy B. Nordin by POA
Signature date: 31 Jul 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CYAN transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +1,642
Change %: +6.3%
Price: $0.000000
Shares after: 27,727
Date: 29 Jul 2025
Ownership: Direct
Footnotes: F1

CYAN transaction

Common Stock

Tax liability

Transaction value: $250
Shares: -617
Change %: -2.2%
Price: $0.4050
Shares after: 27,110
Date: 29 Jul 2025
Ownership: Direct
Footnotes: F2

CYAN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 17,210
Date: 29 Jul 2025
Ownership: Held by spouse

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

CYAN transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -1,642
Change %: -98%
Price: $0.000000
Shares after: 34
Date: 29 Jul 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,642
Exercise price
Footnotes: F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Represents the conversion upon vesting of restricted stock units into common stock.

Footnote F2

No stock was sold. On July 29, 2025, in connection with the vesting of 1,642 shares of stock, the Company withheld a total of 617 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 34 shares on April 6, 2026, and is subject to the reporting person's continued service with the Company on the vesting date.