Russell Index Changes Delete: MASI, GOCO

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Russell Index Changes Delete: MASI, GOCO

US Index Update

Global Quantitative and Derivatives Strategy Team Min Moon

Week of Jun 8, 2026 As of Jun 8, 2026 (12:30 PM) g +1 (212) 272 ,8456 min.k.moon@jpmorgan.comg

Wednesday, June 10, 2026

• R1000 Danaher Corporation (DHR; FTSE Russell Index Member) will acquire Masimo Corporation for cash. In the transaction, each share of Masimo Corporation will be exchanged for $180.00 in cash. The merger was approved at

Masimo Corporation’s shareholder meeting on May 1, 2026. Masimo Corporation will be removed from the FTSE Russell Indexes upon completion of the merger.

• R2000 GoHealth has elected to voluntarily enter into Chapter 11 bankruptcy protection proceedings. FTSE Russell will remove GoHealth from the FTSE Russell Indexes on June 10, 2026 (after the close).

Shares Out (M) Indexer Flows S&P Index

Index Announcement Effective on Current New Weight Days to

Event Date Close of Ticker Name (Sector**) Event Detail Last Price Wgt Wgt Change Gross Net Trade Old New Shares Shares Rank IWF

(M) (M)

S&P 500 Add 5-Jun-26 18-Jun-26 MRVL Marvell Technolo (IT) Replaces POOL $ 298.94 0.00 875.55 0.000% 0.414% 0.414% 110.03 83.76 1.86 0.00 1.00

S&P 500 Add 5-Jun-26 18-Jun-26 FLEX Flex Ltd (IT) Moved from S&P 400 $ 151.72 0.00 367.67 0.000% 0.088% 0.088% 46.53 (1.51) (0.23) 0.00 1.00

S&P 500 Delete 5-Jun-26 18-Jun-26 POOL Pool Corp (CD) Moved to S&P 600 $ 181.53 37.25 0.00 0.010% 0.000% -0.010% -4.10 0.47 0.54 498.00 0.88

S&P 500 Delete 5-Jun-26 18-Jun-26 CPB The Campbell'S C (CS) Moved to S&P 600 $ 21.53 298.13 0.00 0.007% 0.000% -0.007% -24.62 3.30 0.42 501.00 0.66

S&P 400 Add 5-Jun-26 18-Jun-26 ROKU Roku Inc (CM) Replaces FLEX $ 123.92 0.00 131.19 0.000% 0.477% 0.477% 13.22 13.22 6.70 0.00 1.00