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Glaukos Corp. 13F holders

Of the 44 funds followed here, 9 reported a position in Glaukos Corp. in a 13F for the quarter ended 30 June 2026. The largest: Millennium Management, 1.6 million shares worth $225.2 million, 0.1% of its reported book. New this quarter: Bridgewater Associates.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
Millennium Management1,611,016$225.2 million0.1%+377,320added30 June 202613F
Geode Capital Management1,463,448$204.6 million0.0%+106,995added30 June 202613F
Citadel Advisors1,458,617$203.9 million0.0%-11,809trimmed30 June 202613F
Norges Bank498,502$69.7 million0.0%held30 June 202613F
FMR LLC377,485$52.8 million0.0%+74,219added30 June 202613F
Renaissance Technologies147,192$20.6 million0.0%+28,300added30 June 202613F
Point72 Asset Management138,300$19.3 million0.0%+36,960added30 June 202613F
Two Sigma Investments63,430$8.9 million0.0%no changeheld30 June 202613F
Bridgewater Associates3,310$462,6060.0%+3,310new30 June 202613F
Value is what the fund reported.
Read moreChange is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
15 May 202613G/AJanus Henderson Group Plc and 1 other5.3 million9.2%31 March 2026passive, institutional (13d-1(b))EDGAR
29 April 202613GVanguard Portfolio Management and 1 other3.3 million5.6%31 March 2026passive, institutional (13d-1(b))EDGAR
29 April 202613GVanguard Capital Management and 1 other2.9 million5.1%31 March 2026passive, institutional (13d-1(b))EDGAR
26 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
17 February 202613GJanus Henderson Group Plc and 1 other3.0 million5.3%31 December 2025passive, institutional (13d-1(b))EDGAR
11 February 202613GPrimecap Management Co/Ca/ and 1 other3.4 million5.9%31 December 2025passive, institutional (13d-1(b))EDGAR
10 February 202613G/AWellington Management Group LLP and 5 others486,8240.8%31 December 2025passive, institutional (13d-1(b))EDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.

Fails to deliver

Settlement dateShares failedPriceFile
4 September 202618$180.35SEC
3 September 20261,782$179.53SEC
31 August 20261,400$179.87SEC
28 August 20263$181.91SEC
25 August 2026482$185.65SEC
24 August 20261,884$184.89SEC
21 August 2026979$184.89SEC
20 August 2026857$189.55SEC
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
Read moreLargest in the window: 1,884 on 24 August 2026. A fail is an operational fact about settlement, not a position.

Source

Each fund's 13F-HR on EDGAR, linked per row; positions matched to GKOS by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.

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