Latest Institutional Purchases of Masimo Corp (MASI)
This list provides information on the latest institutional transactions involving Masimo Corp (MASI) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 05, 2025
Q3 2025
|
B.O.S.S. Retirement Advisors, LLC
Lehi, UT |
BUY
|
- |
5+ 0.09% |
$684 - $857
|
5.34K
$807K
|
|
|
Nov 10, 2025
Q3 2025
|
Mai Capital Management
|
BUY
|
- |
4+ 5.48% |
$547 - $685
|
77
$11.6K
|
|
|
Oct 17, 2025
Q3 2025
|
Farmers & Merchants Investments Inc
|
BUY
|
- |
4+ 11.11% |
$547 - $685
|
40
$6.04K
|
|
|
Nov 12, 2025
Q3 2025
|
Principal Securities, Inc.
Des Moines, IA |
BUY
|
- |
3+ 75.0% |
$410 - $514
|
7
$1.06K
|
|
|
Oct 21, 2025
Q3 2025
|
Fifth Third Wealth Advisors LLC
Cincinnati, OH |
BUY
|
- |
3+ 0.2% |
$410 - $514
|
1.47K
$222K
|
|
|
Nov 14, 2025
Q3 2025
|
California State Teachers Retirement System
West Sacramento, CA |
BUY
|
- |
2+ 0.0% |
$274 - $343
|
43.4K
$6.55M
|
|
|
Nov 12, 2025
Q3 2025
|
Private Advisor Group, LLC
|
BUY
|
- |
2+ 0.05% |
$274 - $343
|
4.25K
$642K
|
|
|
Nov 14, 2025
Q3 2025
|
Northwestern Mutual Wealth Management CO
|
BUY
|
- |
1+ 0.66% |
$137 - $171
|
153
$23.1K
|
|
|
Nov 14, 2025
Q3 2025
|
Brown Advisory Inc
|
BUY
|
- |
1+ 0.01% |
$137 - $171
|
15.5K
$2.35M
|
|
|
Nov 13, 2025
Q3 2025
|
Tortoise Investment Management, LLC
|
BUY
|
- |
1+ 100.0% |
$137 - $171
|
2
$302
|
|
|
Nov 07, 2025
Q3 2025
|
Rothschild Investment LLC
Chicago, IL |
BUY
|
- |
1+ 100.0% |
$137 - $171
|
2
$302
|
|
|
Oct 15, 2025
Q3 2025
|
Private Trust CO Na
|
BUY
|
- |
1New |
$137 - $171
|
1
$151
|
|
|
Dec 02, 2025
Q3 2025
|
Ifp Advisors, Inc
|
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
| Q2 2025 | |||||||
|
Aug 14, 2025
Q2 2025
|
Hawk Ridge Capital Management LP
Los Angeles, CA |
BUY
|
- |
149KNew |
$21.5M - $25.6M
|
149K
$22.5M
|
|
|
Aug 14, 2025
Q2 2025
|
Pfm Health Sciences, LP
San Francisco, CA |
BUY
|
- |
94.5KNew |
$13.6M - $16.2M
|
94.5K
$14.3M
|
|
|
Nov 21, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
65.8K+ 149.95% |
$9.5M - $11.3M
|
110K
$16.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Woodline Partners LP
San Francisco, CA |
BUY
|
- |
49.7K+ 37.41% |
$7.18M - $8.55M
|
183K
$27.6M
|
|
|
Aug 14, 2025
Q2 2025
|
Cinctive Capital Management LP
New York, NY |
BUY
|
- |
46.8KNew |
$6.76M - $8.05M
|
46.8K
$7.07M
|
|
|
Aug 13, 2025
Q2 2025
|
Natixis
Paris, I0 |
BUY
|
- |
45.6KNew |
$6.59M - $7.85M
|
45.6K
$6.9M
|
|
|
Jul 28, 2025
Q2 2025
|
Wilson Asset Management (International) Pty LTD
Sydney, C3 |
BUY
|
- |
27.2KNew |
$3.93M - $4.68M
|
27.2K
$4.12M
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
- |
27.1K+ 64.99% |
$3.91M - $4.65M
|
68.7K
$10.4M
|
|
|
Aug 14, 2025
Q2 2025
|
4 D Advisors, LLC
Redondo Beach, CA |
BUY
|
- |
15K+ 50.0% |
$2.17M - $2.58M
|
45K
$6.8M
|
|
|
Aug 12, 2025
Q2 2025
|
Xtx Topco LTD
London, X0 |
BUY
|
- |
10.8KNew |
$1.56M - $1.86M
|
10.8K
$1.64M
|
|
|
Aug 13, 2025
Q2 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
BUY
|
- |
10.4K+ 69.18% |
$1.5M - $1.78M
|
25.4K
$3.83M
|
|
|
Aug 14, 2025
Q2 2025
|
Winton Group LTD
London, X0 |
BUY
|
- |
5.62KNew |
$811K - $966K
|
5.62K
$849K
|
|
|
Aug 14, 2025
Q2 2025
|
Fred Alger Management, LLC
New York, NY |
BUY
|
- |
3.41K+ 38.91% |
$493K - $587K
|
12.2K
$1.84M
|
|
|
Aug 04, 2025
Q2 2025
|
Simon Quick Advisors, LLC
|
BUY
|
- |
2.27KNew |
$327K - $390K
|
2.27K
$343K
|
|
|
Aug 11, 2025
Q2 2025
|
Qsemble Capital Management, LP
New York, NY |
BUY
|
- |
1.53KNew |
$220K - $262K
|
1.53K
$230K
|
|
|
Aug 14, 2025
Q2 2025
|
Mercer Global Advisors Inc
Denver, CO |
BUY
|
- |
1.47KNew |
$213K - $253K
|
1.47K
$222K
|
|
|
Jul 21, 2025
Q2 2025
|
Andina Capital Management, LLC
Lehi, UT |
BUY
|
- |
1.42KNew |
$205K - $244K
|
1.42K
$215K
|
|
|
Jul 01, 2025
Q2 2025
|
Kera Capital Partners, Inc.
Sacramento, CA |
BUY
|
- |
1.38KNew |
$199K - $237K
|
1.38K
$209K
|
|
|
Aug 13, 2025
Q2 2025
|
Knollwood Investment Advisory, LLC
Hunt Valley, MD |
BUY
|
- |
1.2KNew |
$173K - $206K
|
1.2K
$181K
|
|
|
Aug 14, 2025
Q2 2025
|
Bridgefront Capital, LLC
Austin, TX |
BUY
|
- |
894+ 33.48% |
$129K - $154K
|
3.56K
$539K
|
|
|
Aug 14, 2025
Q2 2025
|
Alamea Verwaltungs Gmb H
Edison, NJ |
BUY
|
- |
603+ 30.72% |
$87.1K - $104K
|
2.57K
$388K
|
|
|
Aug 13, 2025
Q2 2025
|
Quantbot Technologies LP
New York, NY |
BUY
|
- |
509New |
$73.5K - $87.5K
|
509
$76.9K
|
|
|
Aug 12, 2025
Q2 2025
|
Choreo, LLC
Minneapolis, MN |
BUY
|
- |
402+ 28.05% |
$58K - $69.1K
|
1.84K
$277K
|
|
|
Aug 14, 2025
Q2 2025
|
Brinker Capital Investments, LLC
|
BUY
|
- |
104+ 2.18% |
$15K - $17.9K
|
4.87K
$736K
|
|
|
Aug 14, 2025
Q2 2025
|
Utah Retirement Systems
Salt Lake City, UT |
BUY
|
- |
82+ 3.57% |
$11.8K - $14.1K
|
2.38K
$360K
|
|
|
Aug 14, 2025
Q2 2025
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
75+ 66.96% |
$10.8K - $12.9K
|
187
$28.3K
|
|
|
Aug 12, 2025
Q2 2025
|
Boreal Capital Management LLC
Miami, FL |
BUY
|
- |
75New |
$10.8K - $12.9K
|
75
$11.3K
|
|
|
Aug 12, 2025
Q2 2025
|
Srs Capital Advisors, Inc.
Denver, CO |
BUY
|
- |
53+ 48.18% |
$7.65K - $9.11K
|
163
$24.6K
|
|
|
Aug 13, 2025
Q2 2025
|
Geo Wealth Management, LLC
Chicago, IL |
BUY
|
- |
50New |
$7.22K - $8.6K
|
50
$7.56K
|
|
|
Jul 29, 2025
Q2 2025
|
Salomon & Ludwin, LLC
|
BUY
|
- |
40New |
$5.78K - $6.88K
|
40
$6.04K
|
|
|
Jul 24, 2025
Q2 2025
|
Ronald Blue Trust, Inc.
Brentwood, TN |
BUY
|
- |
34+ 11.11% |
$4.91K - $5.85K
|
340
$51.4K
|
|
|
Sep 25, 2025
Q2 2025
|
Capital A Wealth Management, LLC
New Castle, PA |
BUY
|
- |
20New |
$2.89K - $3.44K
|
20
$3.02K
|
|
|
Jul 15, 2025
Q2 2025
|
Ballentine Partners, LLC
Waltham, MA |
BUY
|
- |
19+ 1.54% |
$2.74K - $3.27K
|
1.26K
$190K
|
|
|
Aug 11, 2025
Q2 2025
|
Brown Brothers Harriman & CO
New York, NY |
BUY
|
- |
17New |
$2.45K - $2.92K
|
17
$2.57K
|
|
|
Aug 18, 2025
Q2 2025
|
Pitcairn CO
Jenkintown, PA |
BUY
|
- |
14+ 1.07% |
$2.02K - $2.41K
|
1.32K
$199K
|
|
|
Jul 31, 2025
Q2 2025
|
Whipplewood Advisors, LLC
Littleton, CO |
BUY
|
- |
14New |
$2.02K - $2.41K
|
14
$2.12K
|
|
|
Aug 08, 2025
Q2 2025
|
M&G PLC
London, X0 |
BUY
|
- |
13+ 0.81% |
$1.88K - $2.24K
|
1.62K
$245K
|
|