Cerenome, Inc.
CNSY- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001095981
No open-market purchases or sales by Cerenome, Inc. insiders were filed in the last 90 days; 22 institutions reported holding it in 13F filings for Q2 2026, worth $2.89M in total; no superinvestor holds it.
Holders of 5% or more of CNSY
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Cerenome, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Highbridge Capital Management LLC | 13G | 7.10%13.2M shares | New | May 15, 20261 filing | May 15, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
13 Schedule 13D and 13G filings on Cerenome, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 202612:21 PM ET | CVI Investments, Inc.and 1 other | 13G/A | 4.90%9.01M shares | −2.00 ppfrom 6.90%Below 5% | Mar 31, 2026 | SEC |
| May 15, 20266:45 AM ET | Highbridge Capital Management LLC | 13G | 7.10%13.2M shares | New | Mar 31, 2026 | SEC |
| Jan 22, 202610:02 AM ET | CVI Investments, Inc.and 1 other | 13G | 6.90%12.4M shares | New | Jan 14, 2026 | SEC |
| Aug 14, 20256:52 PM ET | S.H.N. Financial Investments Ltd. | 13G/A | 1.51%1.50M shares | −8.48 ppfrom 9.99%Below 5% | Aug 14, 2025 | SEC |
| Jul 29, 20254:05 PM ET | Hirschman Orinand 1 other | 13G/A | 3.90%1.28M shares | −5.60 ppfrom 9.50%Below 5% | Jun 30, 2025 | SEC |
| Jun 25, 20254:22 PM ET | Hewlett Fund LP | 13G/A | 0.00%0 shares | −8.26 ppfrom 8.26%Below 5% | Jun 24, 2025 | SEC |
| May 22, 20253:20 PM ET | Hewlett Fund LP | 13G | 8.26%2.01M shares | New | May 19, 2025 | SEC |
| Mar 18, 20254:17 PM ET | S.H.N. Financial Investments Ltd. | 13G | 9.99%1.21M shares | New | Mar 4, 2025 | SEC |
| Feb 10, 20258:27 AM ET | Hirschman Orinand 1 other | 13G/A | 9.50%560.9K shares | – | Dec 31, 2024 | SEC |
| Feb 26, 2021 | NanoTx, Corp. | 13G/AOld format | – | – | – | SEC |
| Feb 26, 2021 | NanoTx, Corp. | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Hudson Bay Capital Management LP | 13G/AOld format | – | – | – | SEC |
| Jan 29, 2021 | Intracoastal Capital, LLC | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Cerenome, Inc. shares.
No Form 144 notices for Cerenome, Inc. are on file.