Aridis Pharmaceuticals, Inc.
ARDSDelisted- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001614067
Aridis Pharmaceuticals, Inc. was delisted in 2025; its insiders filed their last Form 4 on Jun 28, 2024; 1 institution reported holding it in 13F filings for Q3 2025, worth $3 in total; no superinvestor held it.
Key figures
- Insider buys
- 0
- Open market, last 90 days
- Insider sells
- 0
- Open market, last 90 days
- 13F holders
- 1
- Q3 2025, +1 vs. previous quarter
- 13F value
- $3
- Reported value at the end of Q3 2025
- Superinvestors holding
- 0
- At the end of Q3 2025
Superinvestors holding ARDS, Q3 2025
No superinvestor reported holding ARDS at the end of Q3 2025.
Latest insider trades
Open-market purchases and sales by Aridis Pharmaceuticals, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 28, 2024 (view filing)7:32 PM ET | Jun 24 | 4 daysLate | Patzer EricDirector | PPurchaseCommon stock purchase | +714.3K | $0.07 | +$50.0K | +419.4%884.6K after | |
| Jun 28, 2024 (view filing)7:29 PM ET | Jun 24 | 4 daysLate | Truong VuCEO | PPurchaseCommon stock purchase | +714.3K | $0.07 | +$50.0K | +107.5%1.38M after | |
| Sep 8, 2021 (view filing) | Sep 3-7 | 5 days | Jafri HasanChief Medical Officer | PPurchase | +5.10K | $4.15 | +$21.1K | New position5.10K after | 3 lots |
| Jul 27, 2021 (view filing) | Jul 27 | Same day | Hamilton John FDirector | PPurchase | +2.00K | $4.87 | +$9.74K | New position2.00K after | |
| Jul 27, 2021 (view filing) | Jul 27 | Same day | Truong VuCEO | PPurchase | +5.00K | $5.11 | +$25.6K | +0.7%737.4K after | |
| Jul 27, 2021 (view filing) | Jul 27 | Same day | Patzer EricDirector | PPurchase | +5.17K | $4.84 | +$25.0K | +0.7%702.1K after |
Top 10 13F holders, Q3 2025
The largest institutional positions in Aridis Pharmaceuticals, Inc. at the end of Q3 2025; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Strengthening Families & Communities, LLC | 3,000 | $3 | 0.00% | +3,000 | New |