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SC 13G ·Filed Sep 30, 2026

RKDA

Arcadia Biosciences, Inc.
NEUTRAL
Impact 4/10
Horizonweeks Processed27d 14h ago SEC0002103370-26-000004
Passive investor 5%+ stake
Actionable Insight • Neutral

Monitor for any subsequent amendment converting this 13G to a 13D, which would signal activist intent. The 15.7% stake is large enough to exert influence if the filer's strategy changes.

DirectionNeutral
Confidencehigh
Horizonweeks
Latest settled — T+5d
RKDA ▲ +2.50% at T+5d
NEUTRAL call +2.50% · α vs SPY +0.59% · entry $0.2800 → $0.2870
Next anchor: T+20d in 9h
Latest observation: T+17 -30.59% FF3 residual α
Entry = T+0 close
Sep 30, 2026
via day close
T+1d
+1.43%
call +1.43% · α +1.25%
$0.2840
settled 27d ago
T+5d
+2.50%
call +2.50% · α +0.59%
$0.2870
settled 21d ago
T+20d
Pending
in 9h
T+60d
Pending
in 8w

Price Chart

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Executive Summary

MJL Manager LLC (the general partner of Capuchin Capital Fund LP) and its control person Michael Liu have filed a Schedule 13G disclosing beneficial ownership of 378,740 shares of Arcadia Biosciences common stock, representing 15.7% of shares outstanding as of September 25, 2026. This is a new passive stake filing with no intent to influence control, and the 15.7% position is notably large for a passive filing.

Key Financial Metrics

Stake
15.7%
Investor
MJL Manager LLC

Key Facts

  • MJL Manager LLC and Michael Liu reported beneficial ownership of 378,740 shares of Arcadia Biosciences common stock.
  • The stake represents 15.7% of total shares outstanding, based on 2,409,211 shares outstanding per the issuer's Form 10-Q filed August 13, 2026.
  • The filing is made under Rule 13d-1(c) (passive investor), with certification that shares were not acquired to change or influence control.
  • Capuchin Capital Fund LP is the direct holder, with MJL Manager LLC as its general partner and Michael Liu as the sole control person of MJL.
  • This is a new filing (not an amendment) — the first SC 13G from this filer for Arcadia Biosciences.

Financial Impact

15.7% stake valued at approximately $378,740 in shares (based on share count and no stated per-share price in filing).

ownership concentrationshare count

Risk Factors

  • Passive 13G filer could later convert to activist 13D, potentially seeking board representation or strategic changes.
  • Large concentrated position (15.7%) could lead to overhang if the fund decides to exit, though no selling intent is indicated.
  • No stated price or cost basis — unable to assess the fund's entry point or conviction level from this filing alone.

Investment Themes

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
SC 13G Filing (Primary)0002103370-26-000004
Document: 0002103370-26-000004-index.html0002103370-26-000004
Document: 0002103370-26-000004.txt0002103370-26-000004
12 reports for RKDA
Performance horizon
100% Hit rate @ T+60 7 of 7 directional calls Went positive at some point 7 of 7 best @ T+60▲ +57.34%Jul 9, 2026
Filters
Rows
Reports for RKDA — sortable, filterable
TypeNow
Sep 30, 2026
27d ago
SC 13G
NEUTRAL ★ 4/10
$0.2800awaiting T+60—$0.1600 (−42.86%)
Sep 15, 2026
6w ago
8-K
NEUTRAL ★ 3/10
$0.4310awaiting T+60—$0.1600 (−62.88%)
Jul 9, 2026
15w ago
EFFECT
BEARISH ★ 6/10
$0.6755 $0.2882▲ +57.34%▲ +58.97%$0.1600 (+76.31%)
Jul 2, 2026
16w ago
8-K
NEUTRAL ★ 2/10
$0.7330 $0.3080▼ −57.98%▼ −61.55%$0.1600 (−78.17%)
Jun 26, 2026
17w ago
S-3
BEARISH ★ 6/10
$0.7190 $0.4480▲ +37.69%▲ +42.08%$0.1600 (+77.75%)
Jun 15, 2026
19w ago
8-K
BEARISH ★ 7/10
$0.9183 $0.4797▲ +47.76%▲ +48.77%$0.1600 (+82.58%)
Jun 12, 2026
19w ago
Press Release
BEARISH ★ 7/10
$0.9183 $0.4797▲ +47.76%▲ +48.77%$0.1600 (+82.58%)
Jun 12, 2026
19w ago
Press Release
BEARISH ★ 7/10
$0.9180 $0.4530▲ +50.65%▲ +51.31%$0.1600 (+82.57%)
May 14, 2026
23w ago
8-K
BEARISH ★ 6/10
$0.9560 $0.6699▲ +29.93%▲ +34.44%$0.1600 (+83.26%)
Apr 30, 2026
25w ago
10-K/A
NEUTRAL ★ 5/10
$1.12 $0.6300▼ −43.75%▼ −46.82%$0.1600 (−85.71%)
Showing 10 of 12

US Market Status

Market Closed — Opens Thu (10h 57m)

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Report published Sep 30, 2026