Inogen
INGN
133 hedge funds and large institutions have $126M invested in Inogen in 2025 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 36 increasing their positions, 57 reducing their positions, and 12 closing their positions.
7,000% more call options, than puts
Call options by funds: $71K | Put options by funds: $1K
42% more first-time investments, than exits
New positions opened: 17 | Existing positions closed: 12
2% more funds holding
Funds holding: 131 → 133 (+2)
1.08% more ownership
Funds ownership: 68.26% → 69.34% (+1.1%)
16% less capital invested
Capital invested by funds: $151M → $126M (-$24.3M)
37% less repeat investments, than reductions
Existing positions increased: 36 | Existing positions reduced: 57
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AC
Armistice Capital
New York
|
+$3M |
| 2 |
DCM
DAFNA Capital Management
Los Angeles,
California
|
+$1.66M |
| 3 |
Point72 Asset Management
Stamford,
Connecticut
|
+$1.51M |
| 4 |
Goldman Sachs
New York
|
+$1.21M |
| 5 |
JP Morgan Chase
New York
|
+$659K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Dimensional Fund Advisors
Austin,
Texas
|
-$909K |
| 2 |
Jane Street
New York
|
-$772K |
| 3 |
Prudential Financial
Newark,
New Jersey
|
-$717K |
| 4 |
GCP
GSA Capital Partners
London,
United Kingdom
|
-$638K |
| 5 |
Connor, Clark & Lunn Investment Management (CC&L)
Vancouver,
British Columbia, Canada
|
-$436K |
INGN Hedge Fund Activity: Q4 2025 in Review
133 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Inogen (INGN) for Q4 2025, worth a combined $126M — down 16% from $151M a quarter earlier.
Buyers outnumbered sellers: 17 funds opened new INGN positions and 12 closed out — a net gain of 5 holders — while 36 added to existing stakes and 57 trimmed.
The largest buyer was Armistice Capital, adding an estimated $3M. The largest seller was Dimensional Fund Advisors, cutting an estimated $909K.
- 133 institutional investors held Inogen (INGN) as of Q4 2025, up from 131 in Q3 2025.
- Funds reported $126M of Inogen stock for Q4 2025, down 16% quarter-over-quarter.
- 17 funds opened new Inogen positions in Q4 2025 and 12 closed out, a net change of +5 holders.
- The largest Inogen buyer in Q4 2025 was Armistice Capital, an estimated $3M added.
- The largest Inogen seller in Q4 2025 was Dimensional Fund Advisors, an estimated $909K sold.
Based on aggregated 13F filings for Q4 2025.