Two Sigma Advisers
MASI

Two Sigma Advisers’s Masimo MASI Stock Holding History

Two Sigma Advisers’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
Q1 		– Sell
-4,500
Closed -$744K – 2504
2024
Q4 		$744K Sell
4,500
-214,100
-98% -$33.8M ﹤0.01% 1604
2024
Q3 		$29.1M Buy
218,600
+107,000
+96% +$12.4M 0.07% 246
2024
Q2 		$14.1M Buy
111,600
+110,000
+6,875% +$14.5M 0.03% 436
2024
Q1 		$235K Sell
1,600
-1,900
-54% -$245K ﹤0.01% 2161
2023
Q4 		$410K Sell
3,500
-19,200
-85% -$1.79M ﹤0.01% 1994
2023
Q3 		$1.99M Sell
22,700
-163,100
-88% -$19M 0.01% 1208
2023
Q2 		$30.6M Sell
185,800
-66,300
-26% -$11.5M 0.08% 232
2023
Q1 		$46.5M Sell
252,100
-106,900
-30% -$18M 0.12% 174
2022
Q4 		$53.1M Sell
359,000
-34,900
-9% -$4.8M 0.15% 147
2022
Q3 		$55.6M Sell
393,900
-161,900
-29% -$23.7M 0.16% 148
2022
Q2 		$72.6M Buy
555,800
+80,500
+17% +$10.8M 0.21% 114
2022
Q1 		$69.2M Buy
475,300
+312,500
+192% +$60M 0.18% 121
2021
Q4 		$47.7M Buy
162,800
+102,200
+169% +$29.1M 0.12% 164
2021
Q3 		$16.4M Buy
60,600
+40,500
+201% +$11M 0.04% 362
2021
Q2 		$4.87M Sell
20,100
-21,700
-52% -$4.95M 0.01% 874
2021
Q1 		$9.6M Buy
+41,800
New +$10.5M 0.03% 587
2020
Q3 		– Sell
-9,500
Closed -$2.17M – 2549
2020
Q2 		$2.17M Buy
+9,500
New +$2.08M 0.01% 1165
2020
Q1 		– Sell
-12,068
Closed -$1.91M – 2526
2019
Q4 		$1.91M Sell
12,068
-77,700
-87% -$11.7M ﹤0.01% 1246
2019
Q3 		$13.4M Sell
89,768
-110,000
-55% -$16.7M 0.03% 474
2019
Q2 		$29.7M Sell
199,768
-66,700
-25% -$9.15M 0.07% 306
2019
Q1 		$36.8M Buy
266,468
+73,400
+38% +$9.21M 0.09% 269
2018
Q4 		$20.7M Sell
193,068
-40,700
-17% -$4.54M 0.06% 370
2018
Q3 		$29.1M Sell
233,768
-25,500
-10% -$2.83M 0.07% 306
2018
Q2 		$25.3M Buy
259,268
+198,900
+329% +$18.9M 0.07% 337
2018
Q1 		$5.31M Sell
60,368
-154,500
-72% -$13.5M 0.01% 828
2017
Q4 		$18.2M Sell
214,868
-292,747
-58% -$25.4M 0.05% 426
2017
Q3 		$43.9M Sell
507,615
-72,829
-13% -$6.44M 0.12% 209
2017
Q2 		$52.9M Sell
580,444
-259,424
-31% -$23.8M 0.17% 152
2017
Q1 		$78.3M Buy
839,868
+738,084
+725% +$60.8M 0.26% 99
2016
Q4 		$6.86M Buy
101,784
+29,048
+40% +$1.79M 0.03% 601
2016
Q3 		$4.33M Buy
72,736
+10,400
+17% +$587K 0.02% 702
2016
Q2 		$3.27M Buy
62,336
+34,100
+121% +$1.61M 0.02% 691
2016
Q1 		$1.18M Buy
+28,236
New +$1.06M 0.01% 1042
2015
Q4 		– Sell
-5,336
Closed -$206K – 1955
2015
Q3 		$206K Buy
+5,336
New +$218K ﹤0.01% 1630
2015
Q2 		– Sell
-56,036
Closed -$1.85M – 1994
2015
Q1 		$1.85M Sell
56,036
-100,000
-64% -$2.87M 0.01% 808
2014
Q4 		$4.11M Buy
156,036
+48,200
+45% +$1.19M 0.03% 544
2014
Q3 		$2.29M Sell
107,836
-37,000
-26% -$845K 0.02% 767
2014
Q2 		$3.42M Buy
+144,836
New +$3.59M 0.03% 591

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
PCM
Politan Capital Management New York $985M AUM 3.12% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 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
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $41.5B AUM 42.97% 1-Year Est. Return
DCP
Durable Capital Partners Bethesda, Maryland $9.71B AUM 26.27% 1-Year Est. Return

Two Sigma Advisers's MASI Position: Q1 2025 in Review

Two Sigma Advisers sold out of Masimo (MASI) in Q1 2025, closing a stake of 4,500 shares — an estimated $744K sold.

Two Sigma Advisers first reported a position in MASI in Q2 2014 and held it in 38 quarters. The position peaked at $78.3M in Q1 2017. 394 funds tracked by Wall St. Rank hold MASI as of Q1 2025.

  • Two Sigma Advisers reported no remaining Masimo position as of Q1 2025 after selling out during the quarter.
  • Two Sigma Advisers sold 4,500 Masimo shares in Q1 2025, an estimated $744K.
  • Two Sigma Advisers first reported a position in Masimo in Q2 2014 and held it in 38 quarters.
  • Two Sigma Advisers's Masimo position peaked at $78.3M in Q1 2017.
  • 394 funds tracked by Wall St. Rank held Masimo as of Q1 2025.

Based on Two Sigma Advisers's 13F filing for Q1 2025, filed 15 May 2025.