Senseonics Holdings Inc
SENS
88 hedge funds and large institutions have $58.4M invested in Senseonics Holdings Inc in 2026 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 17 increasing their positions, 21 reducing their positions, and 22 closing their positions.
59% more capital invested
Capital invested by funds: $36.7M → $58.4M (+$21.7M)
14% more first-time investments, than exits
New positions opened: 25 | Existing positions closed: 22
4.69% more ownership
Funds ownership: 16.32% → 21.01% (+4.7%)
0% more funds holding
Funds holding: 88 → 88 (0)
7% less call options, than puts
Call options by funds: $2.11M | Put options by funds: $2.27M
19% less repeat investments, than reductions
Existing positions increased: 17 | Existing positions reduced: 21
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SC
Sessa Capital
New York
|
+$12.4M |
| 2 |
Millennium Management
New York
|
+$3.24M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$2.17M |
| 4 |
MCM
Masters Capital Management
Atlanta,
Georgia
|
+$1.76M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$1.66M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HRCM
Hood River Capital Management
Palm Beach Gardens,
Florida
|
-$1.65M |
| 2 |
Goldman Sachs
New York
|
-$1.28M |
| 3 |
PHP
Parkman Healthcare Partners
Stamford,
Connecticut
|
-$1.14M |
| 4 |
SSA
Schonfeld Strategic Advisors
New York
|
-$1.1M |
| 5 |
Jane Street
New York
|
-$870K |
SENS Hedge Fund Activity: Q1 2026 in Review
88 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Senseonics Holdings Inc (SENS) for Q1 2026, worth a combined $58.4M — up 59% from $36.7M a quarter earlier.
Buyers outnumbered sellers: 25 funds opened new SENS positions and 22 closed out — a net gain of 3 holders — while 17 added to existing stakes and 21 trimmed.
The largest buyer was Sessa Capital, opening a new position worth an estimated $12.4M. The largest seller was Hood River Capital Management, cutting an estimated $1.65M.
- 88 institutional investors held Senseonics Holdings Inc (SENS) as of Q1 2026, unchanged from Q4 2025.
- Funds reported $58.4M of Senseonics Holdings Inc stock for Q1 2026, up 59% quarter-over-quarter.
- 25 funds opened new Senseonics Holdings Inc positions in Q1 2026 and 22 closed out, a net change of +3 holders.
- The largest Senseonics Holdings Inc buyer in Q1 2026 was Sessa Capital, an estimated $12.4M added.
- The largest Senseonics Holdings Inc seller in Q1 2026 was Hood River Capital Management, an estimated $1.65M sold.
Based on aggregated 13F filings for Q1 2026.