Assure Holdings Corp.
IONMDelisted Sep 20, 2024- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001798270
Assure Holdings Corp. was delisted on Sep 20, 2024; its insiders filed their last Form 4 on Apr 13, 2023; 17 institutions reported holding it in 13F filings for Q4 2022, worth $318.9K in total; no superinvestor held it.
13F holders, Q4 2022
Institutional positions in Assure Holdings Corp. as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
IONM is no longer listed, so this page shows Q4 2022. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 17
- +6 vs. Q3 2022
- Shares held
- 1.29M
- +129.8K (+11.2%) vs. Q3 2022
- Total value
- $318.9K
- −$423.1K (−57.0%) vs. Q3 2022
- New holders
- 6
- 4 more added
- Sold out
- 0
- 4 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IONM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 1 | $17 |
| Q4 2022 | 17 | $318.9K |
| Q3 2022 | 12 | $778.0K |
| Q2 2022 | 7 | $263.0K |
| Q1 2022 | 6 | $894.0K |
| Q4 2021 | 5 | $792.0K |
| Q3 2021 | 3 | $381.0K |
| Q2 2021 | 1 | $27.0K |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Assure Holdings Corp.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sabby Management, LLC | 704,994 | $183.5K | 0.49% | −70,007−9.0% | Reduced |
| Walleye Capital LLC | 345,841 | $90.0K | 0.00% | +85,873+33.0% | Added |
| Vanguard Group Inc | 28,036 | $7.30K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 24,263 | $6.00K | 0.00% | +6,627+37.6% | Added |
| Ergoteles LLC | 20,803 | $5.42K | 0.00% | +20,803 | New |
| Warberg Asset Management LLC | 20,000 | $5.21K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 16,697 | $4.35K | 0.00% | −19,103−53.4% | Reduced |
| Citadel Advisors LLC | 15,895 | $4.14K | 0.00% | +15,895 | New |
| UBS Group AG | 13,950 | $3.63K | 0.00% | +4,307+44.7% | Added |
| Susquehanna International Group, LLP | 12,490 | $3.25K | 0.00% | +12,490 | New |
| Tower Research Capital LLC (TRC) | 12,133 | $3.00K | 0.00% | −220−1.8% | Reduced |
| HRT Financial LP | 12,427 | $3.00K | 0.00% | +12,427 | New |
| Wells Fargo & Company | 101 | $26 | 0.00% | +45+80.4% | Added |
| Advisory Services Network, LLC | 100 | $26 | 0.00% | +100 | New |
| Morgan Stanley | 13 | $3 | 0.00% | −1,976−99.3% | Reduced |
| Royal Bank of Canada | 199 | $0 | 0.00% | 00.0% | Unchanged |
| Manatuck Hill Partners, LLC | 62,500 | $0 | 0.00% | +62,500 | New |
| Empery Asset Management, LP | – | – | – | – | Not filed |