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Prelude Capital Management’s Glaukos GKOS Stock Holding History

Prelude Capital 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
2026
Q1 		– Sell
-9,200
Closed -$1.04M – 1358
2025
Q4 		$1.04M Buy
9,200
+991
+12% +$94.7K 0.08% 293
2025
Q3 		$669K Buy
+8,209
New +$754K 0.05% 420
2024
Q4 		– Sell
-6,746
Closed -$879K – 1327
2024
Q3 		$879K Buy
+6,746
New +$839K 0.05% 427
2023
Q2 		– Sell
-5,414
Closed -$271K – 1216
2023
Q1 		$271K Buy
5,414
+54
+1% +$2.62K 0.02% 690
2022
Q4 		$234K Buy
5,360
+1,321
+33% +$65.2K 0.01% 905
2022
Q3 		$215K Buy
+4,039
New +$208K 0.01% 1046
2022
Q2 		– Sell
-4,024
Closed -$233K – 1897
2022
Q1 		$233K Buy
+4,024
New +$213K 0.01% 1192
2020
Q1 		– Sell
-84
Closed -$5K – 1637
2019
Q4 		$5K Buy
+84
New +$5.11K ﹤0.01% 1772
2019
Q3 		– Sell
-350
Closed -$26K – 1826
2019
Q2 		$26K Buy
+350
New +$25.1K ﹤0.01% 1245
2018
Q3 		– Sell
-900
Closed -$37K – 1834
2018
Q2 		$37K Sell
900
-600
-40% -$21.3K ﹤0.01% 1200
2018
Q1 		$46K Buy
+1,500
New +$45.4K ﹤0.01% 1114
2016
Q4 		– Sell
-3,949
Closed -$149K – 1635
2016
Q3 		$149K Sell
3,949
-7,861
-67% -$260K 0.02% 663
2016
Q2 		$344K Buy
+11,810
New +$273K 0.05% 353
2015
Q4 		– Sell
-700
Closed -$17K – 1532
2015
Q3 		$17K Buy
+700
New +$21.1K ﹤0.01% 1267

Other funds holding GKOS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $41.5B AUM 42.97% 1-Year Est. Return

Prelude Capital Management's GKOS Position: Q1 2026 in Review

Prelude Capital Management sold out of Glaukos (GKOS) in Q1 2026, closing a stake of 9,200 shares — an estimated $1.04M sold.

Prelude Capital Management first reported a position in GKOS in Q3 2015 and held it in 14 quarters. The position peaked at $1.04M in Q4 2025. 336 funds tracked by Wall St. Rank hold GKOS as of Q1 2026.

  • Prelude Capital Management reported no remaining Glaukos position as of Q1 2026 after selling out during the quarter.
  • Prelude Capital Management sold 9,200 Glaukos shares in Q1 2026, an estimated $1.04M.
  • Prelude Capital Management first reported a position in Glaukos in Q3 2015 and held it in 14 quarters.
  • Prelude Capital Management's Glaukos position peaked at $1.04M in Q4 2025.
  • 336 funds tracked by Wall St. Rank held Glaukos as of Q1 2026.

Based on Prelude Capital Management's 13F filing for Q1 2026, filed 15 May 2026.