Latest Period
Q1 2026
Security Snapshot
Addex Therapeutics Ltd. - American Depositary Shares, each representing 120 ordinary shares Ordinary shares (ADXN) Institutional Ownership
CUSIP: 00654J206
13F Institutional Holders and Ownership History from Q4 2023 to Q2 2026
Institutions Reporting
4
Shares (Excl. Options)
455
Price
$6.27
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- Security type / class
- Equity / American Depositary Shares, each representing 120 ordinary shares Ordinary shares
- Symbol
- ADXN on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 455
- Total 13F value
- $2,858
- Portfolio coverage rank
- 0%
- Share change
- -155
- Value change
- -$1,198
- Number of holders
- 4
- Shares outstanding
- 140,714,351
- SEC-reported price per share
- $6.00
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- ADXN - Addex Therapeutics Ltd. - American Depositary Shares, each representing 120 ordinary shares Ordinary shares is tracked under CUSIP 00654J206.
- 4 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 4 to 1 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $2,858 to $6.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 4 institutions filings for Q1 2026.
Security key
00654J206
Latest holder period
Q1 2026
13F holders
4
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
ADXN full holder history
Addex Therapeutics Ltd. SEC filings
Addex Therapeutics Ltd. company facts
Addex Therapeutics Ltd. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 00654J206:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
ADXN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Dyer Timothy Mark | 13% | $153,679,208 | 18,208,437 | Timothy Mark Dyer | 20 Jun 2025 |
As of 31 Mar 2026, 4 institutional investors reported holding 455 shares of Addex Therapeutics Ltd. - American Depositary Shares, each representing 120 ordinary shares Ordinary shares (ADXN). This represents 0% of the company’s total 140,714,351 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
11
Latest
Q1 2026
Rows shown
1-11 of 11
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 1 | $6 | -$509 | $6.00 | 1 |
| 2026 Q1 | 455 | $2,858 | -$1,198 | $6.27 | 4 |
| 2025 Q4 | 610 | $4,707 | +$3,171 | $7.72 | 5 |
| 2025 Q3 | 199 | $1,855 | -$1,631 | $9.25 | 4 |
| 2025 Q2 | 377 | $3,463 | -$95,571 | $9.40 | 5 |
| 2025 Q1 | 13,111 | $96,235 | -$14,614 | $7.34 | 5 |
| 2024 Q4 | 15,102 | $105,714 | +$93,193 | $7.00 | 5 |
| 2024 Q3 | 1,388 | $13,556 | -$9,893 | $9.77 | 3 |
| 2024 Q2 | 2,400 | $19,728 | +$16,522 | $8.22 | 2 |
| 2024 Q1 | 390 | $4,992 | -$712,034 | $12.80 | 1 |
| 2023 Q4 | 159,827 | $717,026 | +$565,878 | $6.05 | 3 |