1 unchanged sentence
Rule 10b5-1 Trading Arrangements
−Removed: During the quarter ended March 31, 2026 , no director or “officer” (as defined in Rule 16a-1(f) under the Exchange Act) of the Company adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
+Added: During the quarter ended June 30, 2026 , no director or “officer” (as defined in Rule 16a-1(f) under the Exchange Act) of the Company adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
The following exhibits are attached hereto or are incorporated herein by reference.
2 unchanged sentences
Filed Herewith
−Removed: Form of Preferred Investment Option
+Added: Form of Pre-Funded Warrant
+Added: Form of Series A-1 Preferred Investment Option
+Added: Form of Series A-2 Preferred Investment Option
Form of Placement Agent Preferred Investment Option
−Removed: Form of Inducement Letter Agreement dated January 9, 2026
+Added: Form of Securities Purchase Agreement
+Added: Form of Registration Rights Agreement
Principal Executive Officer’s Certifications Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
4 unchanged sentences
Inline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents
−Removed: Cover page from the Company's Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted in inline XBRL (and contained in Exhibit 101)
+Added: Cover page from the Company's Quarterly Report on Form 10-Q for the quarter ended June 30, 2026, formatted in inline XBRL (and contained in Exhibit 101)
(1) This certification is deemed not filed for purpose of Section 18 of the Exchange Act or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act or the Exchange Act.
1 unchanged sentence
Arcadia Biosciences, Inc.
+Added: August 13, 2026
/s/ THOMAS J.
1 unchanged sentence
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.