Surmodics Inc
SRDXDelisted Nov 19, 2025- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0000924717
Surmodics Inc was delisted on Nov 19, 2025; its insiders filed their last Form 4 on Nov 19, 2025; 146 institutions reported holding it in 13F filings for Q3 2025, worth $345.2M in total; no superinvestor held it.
Holders of 5% or more of SRDX
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Surmodics Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Alliancebernstein L.P. | 13G/A | 5.90%849.4K shares | −1.40 ppfrom 7.30% | Nov 15, 20242 filings | May 14, 2025 | 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
41 Schedule 13D and 13G filings on Surmodics Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 20, 20254:06 PM ET | Gamco Investors, Inc. Et Aland 6 others | 13D/A | 0.00%0 shares | −2.80 ppfrom 2.80%Below 5% | Nov 19, 2025 | SEC |
| Nov 20, 202511:50 AM ET | Trium Capital LLP | 13G/A | 0.00%0 shares | −5.00 ppfrom 5.00%Below 5% | Nov 19, 2025 | SEC |
| Nov 7, 20254:00 PM ET | Soleus Capital Master Fund, L.P.and 5 others | 13G/A | 0.00%0 shares | −5.20 ppfrom 5.20%Below 5% | Sep 30, 2025 | SEC |
| Jul 15, 202511:55 AM ET | Trium Capital LLP | 13G | 5.00%100 shares | New | Jul 11, 2025 | SEC |
| May 14, 20255:15 PM ET | Alliancebernstein L.P. | 13G/A | 5.90%849.4K shares | −1.40 ppfrom 7.30% | Mar 31, 2025 | SEC |
| May 13, 20254:44 PM ET | Barclays PLC | 13G/A | – | – | Mar 31, 2025 | SEC |
| Mar 21, 20256:06 PM ET | Barclays PLC | 13G/A | 7.26%1.04M shares | 0.00 ppfrom 7.26% | Dec 31, 2024 | SEC |
| Mar 19, 20254:00 PM ET | Gamco Investors, Inc. Et Aland 7 others | 13D | 2.80%392.6K shares | NewBelow 5% | Mar 12, 2025 | SEC |
| Feb 14, 20252:47 PM ET | Barclays PLC | 13G | 7.26%1.04M shares | New | Dec 31, 2024 | SEC |
| Feb 13, 20254:23 PM ET | Beryl Capital Management LLCand 3 others | 13G/A | 1.70%237.6K shares | –Below 5% | Dec 31, 2024 | SEC |
| Jan 22, 20255:15 PM ET | Soleus Capital Master Fund, L.P.and 5 others | 13G | 5.20%739.1K shares | – | Jan 21, 2025 | SEC |
| Nov 15, 20241:37 PM ET | Alliancebernstein L.P. | 13G | 7.30%1.04M shares | New | Sep 30, 2024 | SEC |
| Feb 13, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2024 | Trigran Investments, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2024 | Morgan Stanley | 13GOld format | – | New | – | SEC |
| Feb 2, 2024 | Soleus Capital Master Fund, L.P. | 13G/AOld format | – | – | – | SEC |
| Jan 29, 2024 | Millennium Management LLC | 13G/AOld format | – | – | – | SEC |
| Apr 6, 20239:29 AM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Mar 20, 2023 | Millennium Management LLC | 13GOld format | – | New | – | SEC |
| Feb 14, 2023 | Soleus Capital Master Fund, L.P. | 13G/AOld format | – | – | – | SEC |
| Feb 13, 2023 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Trigran Investments, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Trigran Investments LP | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Jan 23, 20233:52 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Sep 2, 2022 | Soleus Capital Master Fund, L.P. | 13GOld format | – | New | – | SEC |
| May 17, 2022 | Trigran Investments, Inc. | 13G/AOld format | – | – | – | SEC |
| May 17, 2022 | Trigran Investments LP | 13GOld format | – | – | – | SEC |
| Feb 11, 2022 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Trigran Investments, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 7, 20224:41 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2022 | Wellington Management Group LLP | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2022 | Wellington Trust Co N A | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2021 | Trigran Investments, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2021 | Trigran Investments LP | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2021 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2021 | Wellington Management Group LLP | 13GOld format | – | New | – | SEC |
| Feb 3, 2021 | Wellington Trust Co N A | 13GOld format | – | New | – | SEC |
| Jan 25, 20214:50 PM ET | BlackRock Inc. | 13GOld format | – | New | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Surmodics Inc shares.
No Form 144 notices for Surmodics Inc are on file.