Sierra Ocean’s Glaukos GKOS Stock Holding History

Sierra Ocean’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 Q3	–	Sell	-14	Closed	-$1.45K	–	405
2025 Q2	$1.45K	Sell	14 -50	-78%	-$4.69K	﹤0.01%	826
2025 Q1	$6.3K	Buy	64 +49	+327%	+$6.54K	0.01%	527
2024 Q4	$2.25K	Buy	+15	New	+$2.07K	﹤0.01%	746

Other funds holding GKOS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

Sierra Ocean's GKOS Position: Q3 2025 in Review

Sierra Ocean sold out of Glaukos (GKOS) in Q3 2025, closing a stake of 14 shares — an estimated $1.45K sold.

Sierra Ocean first reported a position in GKOS in Q4 2024 and held it in 3 quarters. The position peaked at $6.3K in Q1 2025. 315 funds tracked by Wall St. Rank hold GKOS as of Q3 2025.

Sierra Ocean reported no remaining Glaukos position as of Q3 2025 after selling out during the quarter.
Sierra Ocean sold 14 Glaukos shares in Q3 2025, an estimated $1.45K.
Sierra Ocean first reported a position in Glaukos in Q4 2024 and held it in 3 quarters.
Sierra Ocean's Glaukos position peaked at $6.3K in Q1 2025.
315 funds tracked by Wall St. Rank held Glaukos as of Q3 2025.

Based on Sierra Ocean's 13F filing for Q3 2025, filed 7 Nov 2025.