| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2016-01-29 | JPMORGAN CHASE & CO | SURMODICS INC | - | - | EDGAR |
| SC 13G/A | 2016-01-08 | BlackRock Inc. | SURMODICS INC | 1,427,621 | 11.0% | EDGAR |
| SC 13G/A | 2015-02-13 | MAIRS & POWER INC | SURMODICS INC | 40,790 | 0.3% | EDGAR |
| SC 13G | 2015-02-12 | WELLINGTON MANAGEMENT GROUP LLP | SURMODICS INC | 1,209,145 | 9.4% | EDGAR |
| SC 13G/A | 2015-01-28 | ROYCE & ASSOCIATES LLC | SURMODICS INC | 718,400 | 5.6% | EDGAR |
| SC 13G/A | 2015-01-09 | BlackRock Inc. | SURMODICS INC | 1,445,813 | 11.2% | EDGAR |
| SC 13G/A | 2014-02-12 | VANGUARD GROUP INC | SURMODICS INC | 549,900 | 4.0% | EDGAR |
| SC 13G/A | 2014-02-06 | MAIRS & POWER INC | SURMODICS INC | 759,190 | 5.5% | EDGAR |
| SC 13G/A | 2014-01-16 | ROYCE & ASSOCIATES LLC | SURMODICS INC | 733,300 | 5.3% | EDGAR |
| SC 13G/A | 2014-01-10 | BlackRock Inc. | SURMODICS INC | 1,967,138 | 14.3% | EDGAR |
| SC 13G/A | 2013-06-07 | BlackRock Inc. | SURMODICS INC | 1,663,502 | 11.5% | EDGAR |
| SC 13G/A | 2013-02-11 | MAIRS & POWER INC | SURMODICS INC | 762,845 | 5.2% | EDGAR |
| SC 13G | 2013-02-11 | VANGUARD GROUP INC | SURMODICS INC | 889,100 | 6.1% | EDGAR |
| SC 13G/A | 2013-02-08 | BlackRock Inc. | SURMODICS INC | 1,164,782 | 7.9% | EDGAR |
| SC 13G/A | 2013-01-22 | ROYCE & ASSOCIATES LLC | SURMODICS INC | 921,300 | 6.3% | EDGAR |
| SC 13D/A | 2012-09-10 | Starboard Value LP | SURMODICS INC | - | - | EDGAR |
| SC 13D/A | 2012-08-27 | Starboard Value LP | SURMODICS INC | 1,304,997 | 7.4% | EDGAR |
| SC 13D/A | 2012-08-15 | Starboard Value LP | SURMODICS INC | - | 7.5% | EDGAR |
| SC 13D/A | 2012-08-13 | Starboard Value LP | SURMODICS INC | - | 7.7% | EDGAR |
| SC 13D/A | 2012-08-06 | Starboard Value LP | SURMODICS INC | - | 8.9% | EDGAR |