MarketPeel
Insider Trading Intelligence
Pricing
…
William R. Jellison
Mon, Aug 11, 2025
Aug 11
bought
$437.94k
of
MASI
3,000
shares @ $145.98
Increased holdings by
+167.60%
Largest trade (out of 9)
Cluster Buy
Trade made by a director
Part of a cluster of 3 transactions by 2 insiders
Unscheduled trade
Price 10% below 200-day moving average
MASI
MASIMO CORP
Health Care
Medical Devices
1D
0.00%
1W
0.00%
1M
+0.63%
3M
+0.82%
6M
—
1Y
—
Recent insider activity at MASI
Jan 28
Anand Sampath
Sold
$27.07k
Jan 28
Anand Sampath
Sold
$1.63m
Jan 28
Anand Sampath
Sold
$900.16k
Aug 13
Michelle Brennan
Bought
$15.53k
Aug 12
Michelle Brennan
Bought
$15.04k
May 12
Bilal Muhsin
Sold
$914.66k
May 12
Bilal Muhsin
Sold
$631.51k
May 12
Bilal Muhsin
Sold
$86.61k
Full MASI profile →
William R. Jellison’s trading history →
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