Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in RKDA held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | 159K | $220K | β | 10.301% | 0.01% |
| 2 | SABBY MANAGEMENT, LLC | 115K | $158K | β | 7.403% | 2.77% |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | 32K | $44K | +197.9% | 2.051% | 0.00% |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 13K | $17K | β | 0.815% | 0.00% |
| 5 | STATE STREET CORP | 12K | $17K | 0.0% | 0.785% | 0.00% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 10K | $13K | β | 0.623% | 0.00% |
| 7 | VANGUARD FIDUCIARY TRUST CO | 4K | $6K | β | 0.284% | 0.00% |
| 8 | Tower Research Capital LLC (TRC) | 4K | $5K | +166.9% | 0.255% | 0.00% |
| 9 | UBS Group AG | 807 | $1K | +42.8% | 0.052% | 0.00% |
| 10 | SBI Securities Co., Ltd. | 120 | $166 | 0.0% | 0.008% | 0.00% |
| 11 | GROUP ONE TRADING, L.P. | 18 | $25 | 0.0% | 0.001% | 0.00% |
| 12 | ASSETMARK, INC | 5 | $7 | 0.0% | 0.000% | 0.00% |
| 13 | SOUTHERN MICHIGAN BANK & TRUST | 2 | $3 | β | 0.000% | 0.00% |
| 14 | MORGAN STANLEY | 2 | $3 | 0.0% | 0.000% | 0.00% |
| 15 | HARBOUR INVESTMENTS, INC. | 1 | $1 | 0.0% | 0.000% | 0.00% |
| 16 | CITIGROUP INC | 1 | $1 | 0.0% | 0.000% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in RKDA β a direct measure of their conviction.
Filings activity in RKDA during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new RKDA position in Q1 2026
Institutions that fully closed their RKDA position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 16 | +23% | 30.70% | +25.77 pp | $0M | +523% |
| Q4 2025 | 13 | 13% | 4.93% | 7.32 pp | $0M | 60% |
| Q3 2025 | 15 | +7.1% | 12.25% | 4.23 pp | $0M | 26% |
| Q2 2025 | 14 | 6.7% | 16.48% | +2.34 pp | $0M | +17% |
| Q1 2025 | 15 | +7.1% | 14.14% | 15.46 pp | $0M | 52% |
| Q4 2024 | 14 | +0.0% | 29.60% | +20.11 pp | $0M | +212% |
| Q3 2024 | 14 | +17% | 9.49% | +3.73 pp | $0M | +65% |
| Q2 2024 | 12 | β | 5.76% | β | $0M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying RKDA stock.
Based on Q1 2026 13F filings, institutional ownership of Arcadia Biosciences, Inc. stands at 30.7%, held across 16 reporting institutions.
ARMISTICE CAPITAL, LLC is the largest reported institutional holder of RKDA, with approximately 159,390 shares worth $0.00B as of Q1 2026.
Yes β 1 widely-followed marquee investor appear among the top 25 institutional holders of RKDA, including SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for RKDA is 64 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
6 institutions opened new positions in RKDA during Q1 2026, while 3 fully exited. 2 added to existing positions and 8 trimmed.
RKDA institutional ownership rose by 25.77 percentage points quarter-over-quarter, with a net change of +3 holders.
The top 10 institutions account for 100.0% of all reported 13F value in RKDA, and the top 25 account for 100.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Arcadia Biosciences, Inc. (RKDA) Institutional Ownership