AA
MASI

Ancora Advisors’s Masimo MASI Stock Holding History

Ancora Advisors’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
2026
Q1 		$5.16K Hold
29
– – ﹤0.01% 1968
2025
Q4 		$3.77K Buy
+29
New +$4.15K ﹤0.01% 2017
2024
Q3 		– Sell
-15
Closed -$1.89K – 1851
2024
Q2 		$1.89K Buy
+15
New +$1.98K ﹤0.01% 1576
2021
Q1 		– Sell
-12
Closed -$3K – 1791
2020
Q4 		$3K Buy
+12
New +$2.99K ﹤0.01% 1347

Other funds holding MASI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PCM
Politan Capital Management New York $985M AUM 3.12% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Ancora Advisors's MASI Position: Q1 2026 in Review

Ancora Advisors held its Masimo (MASI) position steady in Q1 2026 at 29 shares worth $5.16K. The position accounts for ﹤0.01% of the portfolio, ranked #1968.

Ancora Advisors first reported a position in MASI in Q4 2020 and has held it in 4 quarters since. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Ancora Advisors held 29 shares of Masimo worth $5.16K as of Q1 2026.
  • Ancora Advisors left its Masimo share count unchanged in Q1 2026.
  • Masimo made up ﹤0.01% of Ancora Advisors's portfolio in Q1 2026, its #1968 holding.
  • Ancora Advisors first reported a position in Masimo in Q4 2020 and has held it in 4 quarters since.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Ancora Advisors's 13F filing for Q1 2026, filed 15 May 2026.