Janney Montgomery Scott
MASI

Janney Montgomery Scott’s Masimo MASI Stock Holding History

Janney Montgomery Scott’s Portfolio MASI Stock Details MASI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-1,681
Closed -$283K – 2929
2025
Q2 		$283K Sell
1,681
-81
-5% -$12.9K ﹤0.01% 2365
2025
Q1 		$294K Sell
1,762
-1,590
-47% -$276K ﹤0.01% 2312
2024
Q4 		$554K Sell
3,352
-346
-9% -$54.6K ﹤0.01% 1922
2024
Q3 		$493K Sell
3,698
-807
-18% -$93.6K ﹤0.01% 1980
2024
Q2 		$567K Sell
4,505
-765
-15% -$101K ﹤0.01% 1797
2024
Q1 		$774K Sell
5,270
-208
-4% -$26.9K ﹤0.01% 1674
2023
Q4 		$642K Sell
5,478
-1,751
-24% -$163K ﹤0.01% 1721
2023
Q3 		$634K Sell
7,229
-184
-2% -$21.4K ﹤0.01% 1615
2023
Q2 		$1.22M Buy
7,413
+374
+5% +$65.1K ﹤0.01% 1309
2023
Q1 		$1.3M Buy
7,039
+151
+2% +$25.5K 0.01% 1179
2022
Q4 		$1.02M Sell
6,888
-54,320
-89% -$7.47M ﹤0.01% 1367
2022
Q3 		$8.64M Sell
61,208
-1,149
-2% -$168K 0.04% 436
2022
Q2 		$8.24M Buy
62,357
+56,491
+963% +$7.56M 0.04% 426
2022
Q1 		$854K Sell
5,866
-72
-1% -$13.8K ﹤0.01% 1341
2021
Q4 		$1.74M Buy
5,938
+101
+2% +$28.8K 0.01% 1044
2021
Q3 		$1.58M Buy
5,837
+120
+2% +$32.5K 0.01% 1059
2021
Q2 		$1.39M Sell
5,717
-342
-6% -$78K 0.01% 1114
2021
Q1 		$1.39M Buy
6,059
+185
+3% +$46.5K 0.01% 1042
2020
Q4 		$1.58M Buy
5,874
+243
+4% +$60.6K 0.01% 963
2020
Q3 		$1.33M Sell
5,631
-280
-5% -$62.8K 0.01% 973
2020
Q2 		$1.35M Sell
5,911
-220
-4% -$48.3K 0.01% 909
2020
Q1 		$1.09M Buy
6,131
+102
+2% +$17.5K 0.01% 910
2019
Q4 		$953K Sell
6,029
-291
-5% -$43.7K 0.01% 1117
2019
Q3 		$940K Sell
6,320
-21
-0.3% -$3.19K 0.01% 1068
2019
Q2 		$944K Sell
6,341
-868
-12% -$119K 0.01% 1080
2019
Q1 		$997K Sell
7,209
-1,071
-13% -$134K 0.01% 1029
2018
Q4 		$889K Sell
8,280
-156
-2% -$17.4K 0.01% 987
2018
Q3 		$1.05M Sell
8,436
-6,617
-44% -$734K 0.01% 1006
2018
Q2 		$1.47M Sell
15,053
-1,745
-10% -$166K 0.01% 796
2018
Q1 		$1.48M Buy
16,798
+89
+0.5% +$7.76K 0.01% 788
2017
Q4 		$1.42M Sell
16,709
-566
-3% -$49.1K 0.01% 796
2017
Q3 		$1.5M Buy
17,275
+980
+6% +$86.7K 0.02% 743
2017
Q2 		$1.49M Buy
16,295
+1,391
+9% +$128K 0.02% 690
2017
Q1 		$1.39M Sell
14,904
-4,370
-23% -$360K 0.02% 705
2016
Q4 		$1.3M Buy
19,274
+209
+1% +$12.8K 0.02% 665
2016
Q3 		$1.13M Sell
19,065
-27,965
-59% -$1.58M 0.02% 607
2016
Q2 		$2.47M Buy
47,030
+34,435
+273% +$1.62M 0.05% 261
2016
Q1 		$527K Buy
12,595
+621
+5% +$23.4K 0.01% 753
2015
Q4 		$497K Buy
11,974
+4,774
+66% +$195K 0.01% 811
2015
Q3 		$278K Sell
7,200
-10,437
-59% -$426K 0.01% 1093
2015
Q2 		$683K Sell
17,637
-2,017
-10% -$72.3K 0.01% 993
2015
Q1 		$648K Buy
+19,654
New +$565K 0.01% 1168
2014
Q3 		– Sell
-16,425
Closed -$388K – 2312
2014
Q2 		$388K Sell
16,425
-3,335
-17% -$82.7K 0.01% 1420
2014
Q1 		$540K Sell
19,760
-2,500
-11% -$71.3K 0.01% 1075
2013
Q4 		$651K Buy
22,260
+13,860
+165% +$388K 0.02% 921
2013
Q3 		$224K Buy
+8,400
New +$207K 0.01% 1572

Other funds holding MASI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
PCM
Politan Capital Management New York $985M AUM 3.12% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return

Janney Montgomery Scott's MASI Position: Q3 2025 in Review

Janney Montgomery Scott sold out of Masimo (MASI) in Q3 2025, closing a stake of 1,681 shares — an estimated $283K sold.

Janney Montgomery Scott first reported a position in MASI in Q3 2013 and held it in 46 quarters. The position peaked at $8.64M in Q3 2022. 358 funds tracked by Wall St. Rank hold MASI as of Q3 2025.

  • Janney Montgomery Scott reported no remaining Masimo position as of Q3 2025 after selling out during the quarter.
  • Janney Montgomery Scott sold 1,681 Masimo shares in Q3 2025, an estimated $283K.
  • Janney Montgomery Scott first reported a position in Masimo in Q3 2013 and held it in 46 quarters.
  • Janney Montgomery Scott's Masimo position peaked at $8.64M in Q3 2022.
  • 358 funds tracked by Wall St. Rank held Masimo as of Q3 2025.

Based on Janney Montgomery Scott's 13F filing for Q3 2025, filed 27 Oct 2025.