$GKOS
Glaukos Corporation
XNYS•Health Care•Surgical & Medical Instruments & Apparatus
Why is GKOS down today? It is at $169.57 (-0.79%), and our scanner flagged it 41 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment GKOS spikes, and full due diligence on GKOS — key stats, earnings, dilution and insider activity. Free.
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Our scanner flagged $GKOS 41 times in the last 30 days. Create a free account to track $GKOS, build a watchlist, and get instant unusual-volume alerts — plus 5 free premium days, no card needed.
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Key Stats
- Price
- $169.57
- Change today
- -0.79%
- Previous close
- $170.93
- 52-week range
- $73.16 – $184.00
- Market cap
- $10.08B
- Institutional own.
- 99.9%
- Total held
- 99.9%
- Tradeable float
- 59K 0% of shares · after 100% institutions
- Short interest
- 4.7M ▲ +6% vs prior · as of 2026-07-15
- Days to cover
- 6.3d
- Avg daily volume
- 923K
- Sector
- Health Care
- Industry
- Surgical & Medical Instruments & Apparatus
- Exchange
- XNYS
- 5m
- 0.1x
- 15m
- 0.3x
- 1h
- 0.3x
- 1D
- 0.0x
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Why is $GKOS down today?
Here is the latest on GKOS from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for GKOS today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystInvestor Presentation AUGUST 2026 Logo, from the latest SEC filing. Read it →Analyst data via Nasdaq. Not investment advice.
Insiders
7 buys, 11 sells last 3 months (26/64 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Wen Leana Director | Sold (automatic/other) | -525 | sold 2.4% | 21K | $88K at $167.63 | Jul 31, 26 |
Thurman Alex R. Officer | Sold (automatic/other) | -10K 0.02% of company | sold 19% | 44K | $1.6M at $160.00 | Jul 16, 26 |
Thurman Alex R. Officer | Other | 10K 0.02% of company | added 23% | 54K | $387K at $38.68 | Jul 16, 26 |
Thurman Alex R. Officer | Sold (automatic/other) | -10K 0.02% of company | sold 19% | 44K | $1.6M at $155.00 | Jul 9, 26 |
Thurman Alex R. Officer | Other | 10K 0.02% of company | added 23% | 54K | $387K at $38.68 | Jul 9, 26 |
Thurman Alex R. Officer | Sold (automatic/other) | -10K 0.02% of company | sold 19% | 44K | $1.5M at $150.00 | Jul 6, 26 |
Thurman Alex R. Officer | Other | 10K 0.02% of company | added 23% | 54K | $387K at $38.68 | Jul 6, 26 |
Navratil Tomas Officer | Sold (automatic/other) | -716 | sold 0.8% | 88K | $100K at $139.06 | Jul 1, 26 |
Navratil Tomas Officer | Sold (automatic/other) | -483 | sold 0.5% | 88K | $69K at $142.57 | Jun 25, 26 |
Gilliam Joseph E Officer | Sold (automatic/other) | -1K | sold 1.4% | 72K | $151K at $142.57 | Jun 25, 26 |
Burns Thomas William Officer | Sold (automatic/other) | -4K | sold 5.6% | 69K | $579K at $142.57 | Jun 25, 26 |
Navratil Tomas Officer | Sold (automatic/other) | -2K | sold 1.7% | 89K | $201K at $130.68 | Jun 16, 26 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
$GKOS Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$GKOS Activity
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GKOS stock FAQ
Why is $GKOS down today?
Here is the latest on GKOS from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for GKOS today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
What is the GKOS stock price today?
GKOS last traded at $169.57, down 0.79% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live GKOS alerts?
The GKOS Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged GKOS 41 times in the last 30 days.
What exchange is GKOS on?
GKOS (Glaukos Corporation) trades on XNYS, with a market cap of about $10.08B in the SURGICAL & MEDICAL INSTRUMENTS & APPARATUS sector.
Is GKOS good for day trading?
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge GKOS for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.