Rhenman & Partners Asset Management’s Glaukos GKOS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $9.04M | Sell |
84,000
-126,000
| -60% | -$14.2M | 1.12% | 35 |
|
|
2025
Q4 | $23.7M | Sell |
210,000
-20,000
| -9% | -$1.91M | 2.22% | 9 |
|
|
2025
Q3 | $18.8M | Sell |
230,000
-5,000
| -2% | -$459K | 2.08% | 17 |
|
|
2025
Q2 | $24.3M | Sell |
235,000
-35,000
| -13% | -$3.28M | 3.07% | 4 |
|
|
2025
Q1 | $26.6M | Buy |
270,000
+233,469
| +639% | +$31.1M | 3.05% | 6 |
|
|
2024
Q4 | $5.48M | Sell |
36,531
-74,469
| -67% | -$10.3M | 0.56% | 54 |
|
|
2024
Q3 | $14.5M | Buy |
111,000
+61,000
| +122% | +$7.59M | 1.17% | 29 |
|
|
2024
Q2 | $5.92M | Buy |
50,000
+23,000
| +85% | +$2.44M | 0.57% | 52 |
|
|
2024
Q1 | $2.55M | Sell |
27,000
-93,000
| -78% | -$8.31M | 0.24% | 70 |
|
|
2023
Q4 | $9.54M | Buy |
120,000
+47,000
| +64% | +$3.2M | 0.95% | 39 |
|
|
2023
Q3 | $5.49M | Sell |
73,000
-22,000
| -23% | -$1.64M | 0.59% | 48 |
|
|
2023
Q2 | $6.76M | Buy |
95,000
+3,000
| +3% | +$172K | 0.71% | 46 |
|
|
2023
Q1 | $4.53M | Buy |
92,000
+7,000
| +8% | +$340K | 0.5% | 58 |
|
|
2022
Q4 | $3.71M | Hold |
85,000
| – | – | 0.39% | 70 |
|
|
2022
Q3 | $4.77M | Sell |
85,000
-4,991
| -6% | -$258K | 0.5% | 59 |
|
|
2022
Q2 | $4.09M | Sell |
89,991
-15,300
| -15% | -$726K | 0.46% | 59 |
|
|
2022
Q1 | $6.09M | Sell |
105,291
-69,709
| -40% | -$3.69M | 0.6% | 56 |
|
|
2021
Q4 | $8.02M | Buy |
175,000
+25,000
| +17% | +$1.15M | 0.53% | 60 |
|
|
2021
Q3 | $7.23M | Buy |
150,000
+115,000
| +329% | +$6.38M | 0.51% | 60 |
|
|
2021
Q2 | $2.97M | Hold |
35,000
| – | – | 0.2% | 89 |
|
|
2021
Q1 | $2.94M | Sell |
35,000
-90,000
| -72% | -$7.91M | 0.2% | 86 |
|
|
2020
Q4 | $9.41M | Sell |
125,000
-15,000
| -11% | -$948K | 0.77% | 53 |
|
|
2020
Q3 | $6.93M | Hold |
140,000
| – | – | 0.62% | 54 |
|
|
2020
Q2 | $5.38M | Sell |
140,000
-25,000
| -15% | -$931K | 0.58% | 59 |
|
|
2020
Q1 | $5.09M | Sell |
165,000
-70,000
| -30% | -$3.59M | 0.71% | 53 |
|
|
2019
Q4 | $12.8M | Buy |
235,000
+5,400
| +2% | +$329K | 1.4% | 30 |
|
|
2019
Q3 | $14.4M | Sell |
229,600
-6,311
| -3% | -$444K | 1.8% | 21 |
|
|
2019
Q2 | $17.8M | Buy |
235,911
+332
| +0.1% | +$23.8K | 1.96% | 19 |
|
|
2019
Q1 | $18.5M | Sell |
235,579
-5,000
| -2% | -$334K | 2.16% | 17 |
|
|
2018
Q4 | $13.5M | Sell |
240,579
-40,700
| -14% | -$2.45M | 1.54% | 31 |
|
|
2018
Q3 | $18.3M | Sell |
281,279
-78,721
| -22% | -$3.86M | 1.83% | 20 |
|
|
2018
Q2 | $14.6M | Sell |
360,000
-143,400
| -28% | -$5.1M | 1.5% | 31 |
|
|
2018
Q1 | $15.5M | Sell |
503,400
-105,000
| -17% | -$3.18M | 1.91% | 23 |
|
|
2017
Q4 | $15.6M | Sell |
608,400
-39,396
| -6% | -$1.17M | 2.11% | 17 |
|
|
2017
Q3 | $21.4M | Buy |
647,796
+302,346
| +88% | +$11.5M | 2.73% | 7 |
|
|
2017
Q2 | $14.3M | Buy |
345,450
+19,650
| +6% | +$846K | 2.06% | 15 |
|
|
2017
Q1 | $16.7M | Buy |
325,800
+210,000
| +181% | +$9.15M | 2.65% | 4 |
|
|
2016
Q4 | $3.97M | Buy |
115,800
+110,700
| +2,171% | +$3.79M | 0.76% | 53 |
|
|
2016
Q3 | $192K | Hold |
5,100
| – | – | 0.03% | 100 |
|
|
2016
Q2 | $149K | Buy |
+5,100
| New | +$118K | 0.03% | 96 |
|
Other funds holding GKOS
VPM
VCM
Rhenman & Partners Asset Management's GKOS Position: Q1 2026 in Review
Rhenman & Partners Asset Management reduced its Glaukos (GKOS) stake by 60% in Q1 2026, selling an estimated $14.2M and leaving 84,000 shares worth $9.04M. The position accounts for 1.12% of the portfolio, ranked #35.
Rhenman & Partners Asset Management first reported a position in GKOS in Q2 2016 and has held it in 40 quarters since. The position peaked at $26.6M in Q1 2025. 336 funds tracked by Wall St. Rank hold GKOS as of Q1 2026.
- Rhenman & Partners Asset Management held 84,000 shares of Glaukos worth $9.04M as of Q1 2026.
- Rhenman & Partners Asset Management sold 126,000 Glaukos shares in Q1 2026, an estimated $14.2M.
- Glaukos made up 1.12% of Rhenman & Partners Asset Management's portfolio in Q1 2026, its #35 holding.
- Rhenman & Partners Asset Management first reported a position in Glaukos in Q2 2016 and has held it in 40 quarters since.
- Rhenman & Partners Asset Management's Glaukos position peaked at $26.6M in Q1 2025.
- 336 funds tracked by Wall St. Rank held Glaukos as of Q1 2026.
Based on Rhenman & Partners Asset Management's 13F filing for Q1 2026, filed 14 May 2026.