RKDA (Arcadia Biosciences, Inc.)

Insider Trading Activity

Every open-market purchase and sale reported by RKDA officers, directors and 10%+ beneficial owners on SEC Form 4, which must be filed within two business days of the transaction. Sales often reflect scheduled 10b5-1 plans or tax withholding rather than a directional view, so read counts alongside the size and the filer.

Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.

Form 4 Filings
50
most recent
Open-Market Buys
10
code P
Sales
0
code S
Reporting Insiders
23
current holders
RKDA — Recent Form 4 Transactions (latest 2025-05-12)
FiledInsiderRole TypeSharesValue
2025-05-12 Thomas J. Schaefer Chief Executive Officer A
2025-05-12 Mark Kawakami Chief Financial Officer A
2025-02-05 Mark Kawakami Chief Financial Officer Buy
2025-02-05 Thomas J. Schaefer Chief Executive Officer Buy
2024-08-21 Thomas J. Schaefer Chief Executive Officer A
2024-08-21 Albert D. Bolles Director A
2024-08-21 Kevin Comcowich Director A
2024-08-21 Amy Yoder Director A
2024-08-21 Mark Kawakami Chief Financial Officer A
2024-08-21 Deborah D Carosella Director A
2024-08-21 Lilian Shackelford Murray Director A
2024-08-21 GREGORY D WALLER Director A
2024-08-20 Mark Kawakami Chief Financial Officer Buy
2024-08-20 Thomas J. Schaefer Chief Executive Officer Buy
2024-02-05 Thomas J. Schaefer Chief Financial Officer Buy
2023-08-07 Thomas J. Schaefer Chief Financial Officer Buy
2023-06-16 Albert D. Bolles Director A
2023-06-16 Amy Yoder Director A
2023-06-16 Deborah D Carosella Director A
2023-06-16 Lilian Shackelford Murray Director A
2023-06-16 Kevin Comcowich Director A
2023-06-16 GREGORY D WALLER Director A
2023-05-30 Stanley Jr Jacot Chief Executive Officer Buy
2023-04-28 LAURA PITLIK Chief Marketing Officer A
2023-04-28 Thomas J. Schaefer Chief Financial Officer A
2023-04-28 Stanley Jr Jacot Chief Executive Officer A
2023-02-02 Thomas J. Schaefer Chief Financial Officer Buy
2023-01-05 Thomas J. Schaefer Chief Financial Officer A
2022-08-18 LAURA PITLIK Chief Marketing Officer A
2022-08-18 Pamela Haley Chief Financial Officer A
2022-08-03 Pamela Haley Chief Financial Officer Buy
2022-06-03 Deborah D Carosella Director A
2022-06-03 Kevin Comcowich Director A
2022-06-03 Albert D. Bolles Director A
2022-06-03 Lilian Shackelford Murray Director A
2022-06-03 Amy Yoder Director A
2022-06-03 GREGORY D WALLER Director A
2022-04-13 LAURA PITLIK Chief Marketing Officer A
2022-04-13 Pamela Haley Chief Financial Officer A
2022-02-04 Stanley Jr Jacot Chief Executive Officer A
2021-07-13 LAURA PITLIK Chief Marketing Officer A
2021-06-04 Kevin Comcowich Director A
2021-06-04 Albert D. Bolles Director A
2021-06-04 Amy Yoder Director A
2021-06-04 GREGORY D WALLER Director A
2021-06-04 Lilian Shackelford Murray Director A
2021-06-04 Deborah D Carosella Director A
2021-05-20 Chris Cuvelier Chief Growth Officer A
2021-02-24 Deborah D Carosella Director A
2021-01-25 Matthew T Plavan Chief Executive Officer Buy
RKDA — Current Insider Holders
InsiderRole Shares HeldValue
Director 25,249
10%+ Owner 22,255
10%+ Owner 22,255
10%+ Owner 20,434
Chief Executive Officer 5,000
Chief Executive Officer 2,819
Chief Financial Officer 2,681
Director 500
Director 469
Chief Executive Officer 357
Chief Technology Officer 325
Director 309
Director 213
Chief Financial Officer 127
Chief Commercial Officer 95
Director 63
Chief Scientific Officer 59
VP Product Development 58
Interim Chief Financ. Officer 51
VP Regulatory and Compliance 16
Chief Operating Officer 16
Director 6
VP, Chief Legal Officer 5
How to read Form 4 activity

Form 4 reports a change in beneficial ownership by an officer, director or 10%+ holder, and must be filed within two business days of the transaction — so this is close to real time, unlike the 45-day-lagged 13F institutional data.

Transaction codes matter more than the raw buy/sell count. Code P is an open-market purchase — an insider choosing to buy with their own money, which is the signal most research treats as informative. Code S is a sale, but sales are frequently pre-scheduled under a 10b5-1 plan or cover tax withholding on vesting equity, so a run of sales often says nothing directional. Codes A and M are grants and option exercises rather than open-market decisions.

Full filing history and per-insider positions are on the RKDA quote page; the site-wide leaderboard is on the insider transactions hub.