Surmodics
SRDX
SRDX was delisted on the 18th of November, 2025.
143 hedge funds and large institutions have $502M invested in Surmodics in 2019 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 53 increasing their positions, 46 reducing their positions, and 19 closing their positions.
145% more call options, than puts
Call options by funds: $497K | Put options by funds: $203K
15% more repeat investments, than reductions
Existing positions increased: 53 | Existing positions reduced: 46
11% more first-time investments, than exits
New positions opened: 21 | Existing positions closed: 19
1.94% more ownership
Funds ownership: 87.29% → 89.24% (+1.9%)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
2% less funds holding
Funds holding: 146 → 143 (-3)
7% less capital invested
Capital invested by funds: $539M → $502M (-$36.2M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TI
Trigran Investments
Northbrook,
Illinois
|
+$18.1M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
+$8.66M |
| 3 |
BlackRock
New York
|
+$3.42M |
| 4 |
Janus Henderson Group
London,
|
+$3.03M |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
+$2.35M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AQR Capital Management
Greenwich,
Connecticut
|
-$4.43M |
| 2 |
American Century Companies
Kansas City,
Missouri
|
-$3.79M |
| 3 |
Renaissance Technologies
New York
|
-$3.53M |
| 4 |
Nuveen
Charlotte,
North Carolina
|
-$3.45M |
| 5 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$2.04M |
SRDX Hedge Fund Activity: Q4 2019 in Review
143 of the 5,092 institutional investors tracked by Wall St. Rank reported a position in Surmodics (SRDX) for Q4 2019, worth a combined $502M — down 6.7% from $539M a quarter earlier.
Buyers outnumbered sellers: 21 funds opened new SRDX positions and 19 closed out — a net gain of 2 holders — while 53 added to existing stakes and 46 trimmed.
The largest buyer was Trigran Investments, adding an estimated $18.1M. The largest seller was AQR Capital Management, cutting an estimated $4.43M.
- 143 institutional investors held Surmodics (SRDX) as of Q4 2019, down from 146 in Q3 2019.
- Funds reported $502M of Surmodics stock for Q4 2019, down 6.7% quarter-over-quarter.
- 21 funds opened new Surmodics positions in Q4 2019 and 19 closed out, a net change of +2 holders.
- The largest Surmodics buyer in Q4 2019 was Trigran Investments, an estimated $18.1M added.
- The largest Surmodics seller in Q4 2019 was AQR Capital Management, an estimated $4.43M sold.
Based on aggregated 13F filings for Q4 2019.