Pulmonx
LUNG
114 hedge funds and large institutions have $41M invested in Pulmonx in 2026 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 39 increasing their positions, 36 reducing their positions, and 17 closing their positions.
29% more first-time investments, than exits
New positions opened: 22 | Existing positions closed: 17
2% more funds holding
Funds holding: 112 → 114 (+2)
8% more repeat investments, than reductions
Existing positions increased: 39 | Existing positions reduced: 36
3.27% less ownership
Funds ownership: 78.54% → 75.28% (-3.3%)
43% less capital invested
Capital invested by funds: $71.6M → $41M (-$30.6M)
100% less call options, than puts
Call options by funds: $0 | Put options by funds: $146K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SCM
Soleus Capital Management
Greenwich,
Connecticut
|
+$1.24M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
+$725K |
| 3 |
AQR Capital Management
Greenwich,
Connecticut
|
+$493K |
| 4 |
SCM
Stonepine Capital Management
Bend,
Oregon
|
+$466K |
| 5 |
Barclays
London,
United Kingdom
|
+$349K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SAM
Silvercrest Asset Management
New York
|
-$2.79M |
| 2 |
GCP
GSA Capital Partners
London,
United Kingdom
|
-$440K |
| 3 |
D.E. Shaw & Co
New York
|
-$374K |
| 4 |
Morgan Stanley
New York
|
-$276K |
| 5 |
Goldman Sachs
New York
|
-$234K |
LUNG Hedge Fund Activity: Q1 2026 in Review
114 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in Pulmonx (LUNG) for Q1 2026, worth a combined $41M — down 43% from $71.6M a quarter earlier.
Buyers outnumbered sellers: 22 funds opened new LUNG positions and 17 closed out — a net gain of 5 holders — while 39 added to existing stakes and 36 trimmed.
The largest buyer was Soleus Capital Management, adding an estimated $1.24M. The largest seller was Silvercrest Asset Management, exiting entirely with an estimated $2.79M sold.
- 114 institutional investors held Pulmonx (LUNG) as of Q1 2026, up from 112 in Q4 2025.
- Funds reported $41M of Pulmonx stock for Q1 2026, down 43% quarter-over-quarter.
- 22 funds opened new Pulmonx positions in Q1 2026 and 17 closed out, a net change of +5 holders.
- The largest Pulmonx buyer in Q1 2026 was Soleus Capital Management, an estimated $1.24M added.
- The largest Pulmonx seller in Q1 2026 was Silvercrest Asset Management, an estimated $2.79M sold.
Based on aggregated 13F filings for Q1 2026.