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Castleark Management’s Glaukos GKOS Stock Holding History

Castleark Management’s Portfolio GKOS Stock Details GKOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-21,320
Closed -$2.1M – 301
2025
Q1 		$2.1M Sell
21,320
-30,020
-58% -$4M 0.07% 179
2024
Q4 		$7.7M Sell
51,340
-22,490
-30% -$3.1M 0.27% 74
2024
Q3 		$9.62M Sell
73,830
-640
-0.9% -$79.6K 0.39% 46
2024
Q2 		$8.81M Buy
74,470
+9,560
+15% +$1.01M 0.36% 48
2024
Q1 		$6.12M Sell
64,910
-2,650
-4% -$237K 0.25% 92
2023
Q4 		$5.37M Sell
67,560
-4,760
-7% -$325K 0.24% 100
2023
Q3 		$5.44M Buy
+72,320
New +$5.4M 0.28% 77
2022
Q4 		– Sell
-54,150
Closed -$2.88M – 297
2022
Q3 		$2.88M Sell
54,150
-1,250
-2% -$64.5K 0.16% 134
2022
Q2 		$2.52M Sell
55,400
-9,440
-15% -$448K 0.13% 141
2022
Q1 		$3.75M Buy
+64,840
New +$3.43M 0.16% 137
2021
Q3 		– Sell
-36,900
Closed -$3.13M – 347
2021
Q2 		$3.13M Buy
+36,900
New +$3.03M 0.11% 168
2019
Q3 		– Sell
-132,645
Closed -$10M – 362
2019
Q2 		$10M Buy
132,645
+10,910
+9% +$783K 0.38% 87
2019
Q1 		$9.54M Buy
+121,735
New +$8.13M 0.36% 90

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BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $431B AUM 30.22% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return