Tandem Diabetes Care
TNDM
316 hedge funds and large institutions have $2.6B invested in Tandem Diabetes Care in 2024 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 138 increasing their positions, 90 reducing their positions, and 52 closing their positions.
1,442% more call options, than puts
Call options by funds: $114M | Put options by funds: $7.37M
53% more repeat investments, than reductions
Existing positions increased: 138 | Existing positions reduced: 90
0% more funds holding in top 10
Funds holding in top 10: 5 → 5 (0)
1.88% less ownership
Funds ownership: 111.65% → 109.77% (-1.9%)
5% less funds holding
Funds holding: 332 → 316 (-16)
16% less capital invested
Capital invested by funds: $3.1B → $2.6B (-$502M)
19% less first-time investments, than exits
New positions opened: 42 | Existing positions closed: 52
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HRCM
Hood River Capital Management
Palm Beach Gardens,
Florida
|
+$43.2M |
| 2 |
Jacobs Levy Equity Management
Florham Park,
New Jersey
|
+$36.7M |
| 3 |
Brown Advisory
Baltimore,
Maryland
|
+$30.9M |
| 4 |
BlackRock
New York
|
+$19.9M |
| 5 |
PWAM
Park West Asset Management
San Francisco,
California
|
+$17.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital World Investors
Los Angeles,
California
|
-$84.5M |
| 2 |
Millennium Management
New York
|
-$43.4M |
| 3 |
BG
Bellevue Group
Kuesnacht,
Switzerland
|
-$36.1M |
| 4 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
-$33M |
| 5 |
Janus Henderson Group
London,
United Kingdom
|
-$29.9M |
TNDM Hedge Fund Activity: Q4 2024 in Review
316 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Tandem Diabetes Care (TNDM) for Q4 2024, worth a combined $2.6B — down 16% from $3.1B a quarter earlier.
Sellers outnumbered buyers: 52 funds closed out of TNDM and 42 opened new positions — a net loss of 10 holders — while 90 trimmed existing stakes and 138 added.
The largest buyer was Hood River Capital Management, opening a new position worth an estimated $43.2M. The largest seller was Capital World Investors, cutting an estimated $84.5M.
- 316 institutional investors held Tandem Diabetes Care (TNDM) as of Q4 2024, down from 332 in Q3 2024.
- Funds reported $2.6B of Tandem Diabetes Care stock for Q4 2024, down 16% quarter-over-quarter.
- 42 funds opened new Tandem Diabetes Care positions in Q4 2024 and 52 closed out, a net change of -10 holders.
- The largest Tandem Diabetes Care buyer in Q4 2024 was Hood River Capital Management, an estimated $43.2M added.
- The largest Tandem Diabetes Care seller in Q4 2024 was Capital World Investors, an estimated $84.5M sold.
Based on aggregated 13F filings for Q4 2024.