Institutional shares held 11.8 Million
219K calls
255K puts
Total value of holdings $490M
$9.12M calls
$10.6M puts
Market Cap $583M
14,005,000 Shares Out.
Institutional ownership 84.1%
# of Institutions 157


Latest Institutional Activity in SRDX

Top Purchases

Q3 2025
Oddo Bhf Asset Management Sas Shares Held: 610K ($25.4M)
Q3 2025
Citadel Advisors LLC Shares Held: 365K ($15.2M)
Q3 2025
Tig Advisors, LLC Shares Held: 199K ($8.26M)
Q3 2025
Weiss Asset Management LP Shares Held: 213K ($8.87M)
Q3 2025
Hudson Bay Capital Management LP Shares Held: 536K ($22.3M)

Top Sells

Q3 2025
Ubs Group Ag Shares Held: 32.3K ($1.34M)
Q3 2025
Morgan Stanley Shares Held: 320K ($13.3M)
Q3 2025
Balyasny Asset Management LLC Shares Held: 132K ($5.51M)
Q3 2025
Susquehanna International Group, LLP Shares Held: 24.9K ($1.04M)
Q3 2025
Barclays PLC Shares Held: 44.4K ($1.85M)

About SRDX

Surmodics, Inc., together with its subsidiaries, provides surface modification technologies for intravascular medical devices, and chemical components for in vitro diagnostic immunoassay tests and microarrays in the United States and internationally. It operates in two segments, Medical Device and In Vitro Diagnostics (IVD). The Medical Device segment engages in the provision of surface modification coating technologies to enhance access, deliverability, and predictable deployment of medical devices; and drug-delivery coating technologies to provide site-specific drug-delivery from the surface of a medical device for coronary, peripheral, neuro-vascular and structural heart, and other markets, as well as design, development, and manufacturing of interventional medical devices, primarily balloons and catheters, including drug-coated balloons for peripheral arterial disease treatment and other applications. The IVD segment designs, develops, and manufactures component products and technologies for diagnostic immunoassay, as well as molecular test and biomedical research applications. This segment offers protein stabilization reagents, substrates, surface coatings, and antigens. The company was founded in 1979 and is headquartered in Eden Prairie, Minnesota.


Insider Transactions at SRDX

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
20.5K Shares
From 4 Insiders
Exercise of conversion of derivative security 20.5K shares
Sell / Disposition
598K Shares
From 22 Insiders
Sale (or disposition) back to the issuer 559K shares
Payment of exercise price or tax liability 39.3K shares

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