Glaukos Corporation (GKOS) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for GKOS. 13F holdings as of 2026-03-31.

Top Institutional Holders

InstitutionSharesValueChange
BlackRock, Inc.9,090,029$979MDECREASED
JANUS HENDERSON GROUP PLC5,348,395$576MINCREASED
PRIMECAP MANAGEMENT CO/CA/3,370,628$363MDECREASED
VANGUARD PORTFOLIO MANAGEMENT LLC3,208,363$345MNEW
VANGUARD CAPITAL MANAGEMENT LLC2,508,771$270MNEW

Recent Insider Trades

InsiderTypeSharesValueDate
Tomas Navratil (CHIEF DEVELOPMENT OFFICER)SELL1,537$201K2026-06-16
Denice Torres (Director)AWARD2,987$318K2026-05-28
David F Hoffmeister (Director)AWARD2,987$318K2026-05-28
Gilbert H Kliman (Director)AWARD2,987$318K2026-05-28
Aimee S Weisner (Director)AWARD2,987$318K2026-05-28

Full institutional holdings, insider history, and congressional trades for Glaukos Corporation on SentiSense.