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The company may no longer be operating, as it has been acquired. Find out why through their latest events.

Surmodics Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:SRDX Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
19 Nov 25	SellUS$27,043,105	GAMCO Investors, Inc.	Company	631,898	US$43.00
19 Nov 25	SellUS$8,034,567	Gabelli & Company Investment Advisers, Inc.	Company	190,035	US$43.00
19 Nov 25	SellUS$370,101	Associated Capital Group, Inc.	Company	8,607	US$43.00
18 Nov 25	BuyUS$5,724,594	GAMCO Investors, Inc.	Company	139,927	US$42.98
18 Nov 25	BuyUS$786,006	Gabelli & Company Investment Advisers, Inc.	Company	20,400	US$42.03
18 Nov 25	BuyUS$258,257	Associated Capital Group, Inc.	Company	6,307	US$42.03
12 Mar 25	BuyUS$0	Gabelli & Company Investment Advisers, Inc.	Company	49,450	US$37.15
12 Mar 25	BuyUS$0	GAMCO Investors, Inc.	Company	40,566	US$37.15
10 Mar 25	SellUS$33,967	Gabelli Foundation, Inc.	Company	1,100	US$34.06
20 Feb 25	SellUS$105,692	GAMCO Investors, Inc.	Company	3,000	US$35.64

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of SRDX?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	523,271	3.66%
Hedge Funds	716,783	5.01%
General Public	1,170,628	8.19%
Institutions	11,886,941	83.1%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 68.18% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
8.03%	BlackRock, Inc.	1,148,587	US$49.4m	0.11%	no data
6.21%	AllianceBernstein L.P.	887,193	US$38.1m	4.32%	0.01%
5.66%	The Vanguard Group, Inc.	809,876	US$34.8m	-0.04%	no data
5.01%	Trium Capital LLP	716,783	US$30.8m	0%	57.63%
4.27%	ODDO BHF Asset Management SAS	610,000	US$26.2m	128%	0.34%
3.75%	Hudson Bay Capital Management LP	536,275	US$23.0m	34.1%	0.17%
3.49%	GAMCO Investors, Inc.	498,971	US$21.4m	-7.98%	0.08%
2.93%	Qube Research & Technologies Ltd	418,940	US$18.0m	6.33%	0.03%
2.68%	Readystate Asset Management LP	383,016	US$16.5m	-11.7%	1.62%
2.55%	Citadel Advisors LLC	365,110	US$15.7m	486%	0.01%
2.37%	Geode Capital Management, LLC	339,036	US$14.6m	0.83%	no data
2.26%	State Street Global Advisors, Inc.	323,140	US$13.9m	0.7%	no data
2.24%	Dimensional Fund Advisors LP	320,632	US$13.8m	-9.48%	no data
2.09%	HSBC Global Asset Management (UK) Limited	299,165	US$12.9m	12.1%	no data
1.89%	Morgan Stanley	269,793	US$11.6m	-55.6%	no data
1.73%	CaixaBank Asset Management, SGIIC, S.A.U.	246,778	US$10.6m	0%	0.11%
1.49%	Weiss Asset Management, LLC	213,221	US$9.2m	507%	0.2%
1.48%	The Goldman Sachs Group, Inc.	212,251	US$9.1m	-0.29%	no data
1.39%	TIG Advisors, LLC	198,581	US$8.5m	0%	0.61%
1.34%	Gary Maharaj	192,056	US$8.3m	0%	no data
1.18%	AQR Capital Management, LLC	168,358	US$7.2m	0.75%	no data
1.18%	Millennium Management LLC	168,263	US$7.2m	8.13%	0.01%
1.12%	Gabelli & Company Investment Advisers, Inc.	159,835	US$6.9m	-21.5%	1.39%
0.93%	Balyasny Asset Management L.P.	132,455	US$5.7m	-51.3%	0.01%
0.91%	Sand Grove Capital Management LLP	129,557	US$5.6m	0%	2.42%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/11/20 23:24
End of Day Share Price	2025/11/18 00:00
Earnings	2025/06/30
Annual Earnings	2024/09/30

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Surmodics, Inc. is covered by 8 analysts. 2 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
null null	Argus Research Company
Michael Petusky	Barrington Research Associates, Inc.
Jan Wald	Benchmark Company