US Index Update

Research evidence excerpt

US Index Update

Global Quantitative and Derivatives Strategy Team

Week of Aug 17, 2026 As of Aug 17, 2026 (Close)

g

Min Moon

g

Wednesday, August 19, 2026

• R1000 Charter Communications (CHTR; R1, MC, V, DY) will acquire Liberty Broadband Series A and Series C shares for stock In the transaction, each share of Liberty Broadband Series A and Series C share will be exchanged for

0.236 of a share of Charter Communications. The merger was approved at both companies' shareholders meeting on February 26, 2025. Liberty Broadband Corp Series A and Series C will be removed from the FTSE Russell

indexes upon completion of the merger. The style probabilities are expected to remain constant at 0% growth and 100% value and the stability probabilities are expected to remain constant at 0% defensive and 100% dynamic.

Shares Out (M)

Index

Event

Announcement

Date

Effective on

Close of

Ticker

Name (Sector**)

Event Detail

Last Price

Old

New

S&P 400

Add

Delete

13-Aug-26

19-Aug-26

SUI

WBS

Sun Communities (RE)

Webster Finl (FN)

Replacing WBS

Acquired

$ 121.36

$ 78.69

0.00

162.03

123.23

0.00

R1

R1/RS

R2/RS

S Inc

Delete

S Inc

Delete

S Inc

Confirmed

19-Aug-26 CHTR

19-Aug-26 LBRDA

19-Aug-26 LBRDK

19-Aug-26 BIRK

19-Aug-26

WBS

19-Aug-26 UUUU

Charter Commun-A

Liberty Br-A

Liberty Br-C

Birkenstock Hold

Webster Finl

Energy Fuels Inc

Acquisition

Equity Offering

Acquisition

Merger

$ 144.10

$ 33.94

$ 33.96

$ 37.86

$ 78.69

$ 14.79

40.05

160.82

244.91

52.81

0.00

254.40

Current

Wgt

0.000%

0.351%

New

Wgt

Weight

Change

Indexer Flows

Gross

Shares

(M)

0.392% 0.392%

11.94

0.000% -0.351% -16.48

Net

Shares

(M)

11.94

(21.34)

0.39

-4.86

0.93

0.39

(21.34)

0.93

Days to

Trade

7.19

(4.26)

0.16

(4.26)

0.13

S&P Index

Rank

IWF

0.00

85.00

0.94

1.00