— Know what they know.
Not Investment Advice
Also trades as: 0JZ2.L (LSE) · $vol 0M

MASI Dark Pool Activity

Masimo Corporation
1W: +0.6% 1M: +0.9% 3M: +2.5% YTD: +41.2% 1Y: +7.8% 3Y: +9.6% 5Y: -13.9%
$179.95
Last traded 2026-06-12 — delisted
NASDAQ · Healthcare · Medical - Devices · $9.4B mcap · 44M float · 2.43% daily turnover · Short 49% of daily vol

Dark Pool Activity

Week of 2026-06-08
1.0M
Weekly Shares
$182M
Notional Value
0.9M
4-Week Avg
▲ +67.3%
4-Week Trend
13,208
Weekly Trades
77
Avg Trade Size

Weekly Dark Pool Volume

Weekly Notional Value

Top Dark Pool Venues

Last 4 weeks
VenueShareShares TradedTradesNotional
SGMT SIGMA X2 16.8% 2,227,742 37,431 $366.4M
EBXL LEVEL ATS 10.3% 1,365,718 34,494 $221.9M
MLIX INSTINCT X 9.1% 1,203,827 15,915 $192.3M
BIDS BIDS ATS 7.6% 1,003,064 1,466 $169.3M
PURE PURESTREAM 7.2% 957,986 20,485 $155.9M
CGXS ONECHRONOS 6.5% 859,939 9,540 $141.5M
LATS THE BARCLAYS ATS 5.3% 708,686 6,485 $119.1M
JPMX JPM-X 5.2% 694,844 8,746 $114.5M
MSPL MS POOL (ATS-4) 4.8% 634,300 4,496 $97.8M
MSTX MS TRAJECTORY CROSS (ATS-1) 4.8% 631,884 22,281 $98.7M
UBSA UBS ATS 4.6% 605,676 11,937 $84.8M
ITGP POSIT 3.6% 475,400 593 $80.5M
LQNA LIQUIDNET H2O ATS 2.9% 388,600 119 $67.1M
KCGM VIRTU MATCHIT ATS 2.5% 330,206 3,374 $53.9M
XSTM CROSSSTREAM 1.5% 200,973 934 $32.3M

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms