Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in AMIX held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | GEODE CAPITAL MANAGEMENT, LLC | 176K | $69K | +647.1% | 0.243% | 0.00% |
| 2 | Mariner, LLC | 53K | $26K | -0.4% | 0.073% | 0.00% |
| 3 | UBS Group AG | 33K | $13K | +26275.6% | 0.046% | 0.00% |
| 4 | LPL Financial LLC | 31K | $12K | 0.0% | 0.044% | 0.00% |
| 5 | BANK OF MONTREAL /CAN/ | 25K | $10K | 0.0% | 0.035% | 0.00% |
| 6 | Ikarian Capital, LLC | 19K | $7K | 0.0% | 0.026% | 0.00% |
| 7 | Tower Research Capital LLC (TRC) | 6K | $2K | -0.1% | 0.008% | 0.00% |
| 8 | PNC FINANCIAL SERVICES GROUP, INC. | 2K | $619 | 0.0% | 0.002% | 0.00% |
| 9 | Investors Research Corp | 200 | $78 | -9.1% | 0.000% | 0.00% |
| 10 | Virtu Financial LLC | 13K | $5 | — | 0.018% | 0.00% |
| 11 | Key Capital Management, INC | 10 | $4 | 0.0% | 0.000% | 0.00% |
| 12 | HARBOUR INVESTMENTS, INC. | 10 | $4 | 0.0% | 0.000% | 0.00% |
| 13 | SWAN Capital LLC | 10 | $4 | 0.0% | 0.000% | 0.00% |
| 14 | Farther Finance Advisors, LLC | 10 | $4 | — | 0.000% | 0.00% |
| 15 | NATIONAL BANK OF CANADA /FI/ | 7 | $3 | 0.0% | 0.000% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in AMIX — a direct measure of their conviction.
Filings activity in AMIX during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 15 | 12% | 0.50% | +0.17 pp | $0M | +54% |
| Q4 2025 | 17 | 11% | 0.33% | 0.29 pp | $0M | 47% |
| Q3 2025 | 19 | 5.0% | 0.62% | +0.09 pp | $0M | +16% |
| Q2 2025 | 20 | +43% | 0.53% | +0.01 pp | $0M | +2.8% |
| Q1 2025 | 14 | 6.7% | 0.52% | 1.19 pp | $0M | 70% |
| Q4 2024 | 15 | 21% | 1.71% | +1.08 pp | $0M | +172% |
| Q3 2024 | 19 | +12% | 0.63% | +0.37 pp | $0M | +144% |
| Q2 2024 | 17 | — | 0.26% | — | $0M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying AMIX stock.
Based on Q1 2026 13F filings, institutional ownership of Autonomix Medical, Inc. Common Stock stands at 0.5%, held across 15 reporting institutions.
GEODE CAPITAL MANAGEMENT, LLC is the largest reported institutional holder of AMIX, with approximately 175,621 shares worth $0.00B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of AMIX.
Our composite Smart Money Score for AMIX is 28 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
2 institutions opened new positions in AMIX during Q1 2026, while 4 fully exited. 2 added to existing positions and 11 trimmed.
AMIX institutional ownership rose by 0.17 percentage points quarter-over-quarter, with a net change of -2 holders.
The top 10 institutions account for 100.0% of all reported 13F value in AMIX, 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.