Glaukos
GKOS
297 hedge funds and large institutions have $6.3B invested in Glaukos in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 142 increasing their positions, 83 reducing their positions, and 66 closing their positions.
71% more repeat investments, than reductions
Existing positions increased: 142 | Existing positions reduced: 83
10% more capital invested
Capital invested by funds: $5.71B → $6.3B (+$594M)
5.07% more ownership
Funds ownership: 101.75% → 106.82% (+5.1%)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
6% less funds holding
Funds holding: 317 → 297 (-20)
29% less first-time investments, than exits
New positions opened: 47 | Existing positions closed: 66
41% less call options, than puts
Call options by funds: $27.8M | Put options by funds: $47M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$89.5M |
| 2 |
Point72 Asset Management
Stamford,
Connecticut
|
+$67.5M |
| 3 |
Primecap Management
Pasadena,
California
|
+$57.2M |
| 4 |
A
AustralianSuper
Melbourne,
Australia
|
+$38.1M |
| 5 |
William Blair Investment Management
Chicago,
Illinois
|
+$36.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DCM
Driehaus Capital Management
Chicago,
Illinois
|
-$44.4M |
| 2 |
Invesco
Atlanta,
Georgia
|
-$42.7M |
| 3 |
SPPAM
Summit Partners Public Asset Management
Boston,
Massachusetts
|
-$34.4M |
| 4 |
Lord, Abbett & Co
Jersey City,
New Jersey
|
-$30.5M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
-$18.9M |
GKOS Hedge Fund Activity: Q2 2025 in Review
297 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Glaukos (GKOS) for Q2 2025, worth a combined $6.3B — up 10% from $5.71B a quarter earlier.
Sellers outnumbered buyers: 66 funds closed out of GKOS and 47 opened new positions — a net loss of 19 holders — while 83 trimmed existing stakes and 142 added.
The largest buyer was Wellington Management Group, adding an estimated $89.5M. The largest seller was Driehaus Capital Management, cutting an estimated $44.4M.
- 297 institutional investors held Glaukos (GKOS) as of Q2 2025, down from 317 in Q1 2025.
- Funds reported $6.3B of Glaukos stock for Q2 2025, up 10% quarter-over-quarter.
- 47 funds opened new Glaukos positions in Q2 2025 and 66 closed out, a net change of -19 holders.
- The largest Glaukos buyer in Q2 2025 was Wellington Management Group, an estimated $89.5M added.
- The largest Glaukos seller in Q2 2025 was Driehaus Capital Management, an estimated $44.4M sold.
Based on aggregated 13F filings for Q2 2025.