Market comparison

Which companies will be added to the S&P 500 in Q3?

1 venue · 22 outcome rows · 0 comparable lines · 0 verified parity · resolved

Kalshi

22 outcomes · $132K reported volume

Observed 553h ago · stale

Recorded venue end date: Sep 30, 2026

Check settlement rules before comparing contracts. Matched outcomes may settle differently. These are stored prices; record update times do not certify live quotes. Differences exclude fees and available size.

No shared outcome identities or comparable outcome lines are available for this event. Each venue’s outcomes are listed separately.

Available outcome prices by venue for Which companies will be added to the S&P 500 in Q3?
Outcome	Kalshi	Difference
Affirm Holdings Not aligned No persisted outcome identity connects these venue contracts.	10.0%stale Bid and ask hidden: prices are over 2 hours old Affirm Holdings · closed Open Kalshi ↗	—
Alnylam Pharmaceuticals Not aligned No persisted outcome identity connects these venue contracts.	4.0%stale Bid and ask hidden: prices are over 2 hours old Alnylam Pharmaceuticals · closed Open Kalshi ↗	—
Bloom Energy Not aligned No persisted outcome identity connects these venue contracts.	98.0%stale Bid and ask hidden: prices are over 2 hours old Bloom Energy · closed Open Kalshi ↗	—
BWX Technologies Not aligned No persisted outcome identity connects these venue contracts.	6.0%stale Bid and ask hidden: prices are over 2 hours old BWX Technologies · closed Open Kalshi ↗	—
Casey's General Stores Not aligned No persisted outcome identity connects these venue contracts.	1.0%stale Bid and ask hidden: prices are over 2 hours old Casey's General Stores · closed Open Kalshi ↗	—
Cerebras Not aligned No persisted outcome identity connects these venue contracts.	5.0%stale Bid and ask hidden: prices are over 2 hours old Cerebras · closed Open Kalshi ↗	—
Circle Internet Group Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old Circle Internet Group · closed Open Kalshi ↗	—
Cloudflare Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old Cloudflare · closed Open Kalshi ↗	—
CoreWeave Not aligned No persisted outcome identity connects these venue contracts.	1.0%stale Bid and ask hidden: prices are over 2 hours old CoreWeave · closed Open Kalshi ↗	—
Curtiss-Wright Corporation Not aligned No persisted outcome identity connects these venue contracts.	1.0%stale Bid and ask hidden: prices are over 2 hours old Curtiss-Wright Corporation · closed Open Kalshi ↗	—
Duolingo Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old Duolingo · closed Open Kalshi ↗	—
Guidewire Software Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old Guidewire Software · closed Open Kalshi ↗	—
Pure Storage Not aligned No persisted outcome identity connects these venue contracts.	81.0%stale Bid and ask hidden: prices are over 2 hours old Pure Storage · closed Open Kalshi ↗	—
Reddit Not aligned No persisted outcome identity connects these venue contracts.	97.0%stale Bid and ask hidden: prices are over 2 hours old Reddit · closed Open Kalshi ↗	—
Roblox Not aligned No persisted outcome identity connects these venue contracts.	1.0%stale Bid and ask hidden: prices are over 2 hours old Roblox · closed Open Kalshi ↗	—
Snowflake Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old Snowflake · closed Open Kalshi ↗	—
SoFi Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old SoFi · closed Open Kalshi ↗	—
SpaceX Not aligned No persisted outcome identity connects these venue contracts.	4.0%stale Bid and ask hidden: prices are over 2 hours old SpaceX · closed Open Kalshi ↗	—
Strategy (MicroStrategy) Not aligned No persisted outcome identity connects these venue contracts.	2.0%stale Bid and ask hidden: prices are over 2 hours old Strategy (MicroStrategy) · closed Open Kalshi ↗	—
Talen Energy Not aligned No persisted outcome identity connects these venue contracts.	6.0%stale Bid and ask hidden: prices are over 2 hours old Talen Energy · closed Open Kalshi ↗	—
Toast Not aligned No persisted outcome identity connects these venue contracts.	5.0%stale Bid and ask hidden: prices are over 2 hours old Toast · closed Open Kalshi ↗	—
Venture Global Not aligned No persisted outcome identity connects these venue contracts.	1.0%stale Bid and ask hidden: prices are over 2 hours old Venture Global · closed Open Kalshi ↗	—

Affirm Holdings

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

10.0%stale

Bid and ask hidden: prices are over 2 hours old

Affirm Holdings · closed

Open Kalshi ↗

Alnylam Pharmaceuticals

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

4.0%stale

Bid and ask hidden: prices are over 2 hours old

Alnylam Pharmaceuticals · closed

Open Kalshi ↗

Bloom Energy

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

98.0%stale

Bid and ask hidden: prices are over 2 hours old

Bloom Energy · closed

Open Kalshi ↗

BWX Technologies

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

6.0%stale

Bid and ask hidden: prices are over 2 hours old

BWX Technologies · closed

Open Kalshi ↗

Casey's General Stores

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%stale

Bid and ask hidden: prices are over 2 hours old

Casey's General Stores · closed

Open Kalshi ↗

Cerebras

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

5.0%stale

Bid and ask hidden: prices are over 2 hours old

Cerebras · closed

Open Kalshi ↗

Circle Internet Group

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

Circle Internet Group · closed

Open Kalshi ↗

Cloudflare

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

Cloudflare · closed

Open Kalshi ↗

CoreWeave

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%stale

Bid and ask hidden: prices are over 2 hours old

CoreWeave · closed

Open Kalshi ↗

Curtiss-Wright Corporation

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%stale

Bid and ask hidden: prices are over 2 hours old

Curtiss-Wright Corporation · closed

Open Kalshi ↗

Duolingo

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

Duolingo · closed

Open Kalshi ↗

Guidewire Software

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

Guidewire Software · closed

Open Kalshi ↗

Pure Storage

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

81.0%stale

Bid and ask hidden: prices are over 2 hours old

Pure Storage · closed

Open Kalshi ↗

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

97.0%stale

Bid and ask hidden: prices are over 2 hours old

Reddit · closed

Open Kalshi ↗

Roblox

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%stale

Bid and ask hidden: prices are over 2 hours old

Roblox · closed

Open Kalshi ↗

Snowflake

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

Snowflake · closed

Open Kalshi ↗

SoFi

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

SoFi · closed

Open Kalshi ↗

SpaceX

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

4.0%stale

Bid and ask hidden: prices are over 2 hours old

SpaceX · closed

Open Kalshi ↗

Strategy (MicroStrategy)

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

2.0%stale

Bid and ask hidden: prices are over 2 hours old

Strategy (MicroStrategy) · closed

Open Kalshi ↗

Talen Energy

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

6.0%stale

Bid and ask hidden: prices are over 2 hours old

Talen Energy · closed

Open Kalshi ↗

Toast

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

5.0%stale

Bid and ask hidden: prices are over 2 hours old

Toast · closed

Open Kalshi ↗

Venture Global

Not aligned

No persisted outcome identity connects these venue contracts.

Kalshi

1.0%stale

Bid and ask hidden: prices are over 2 hours old

Venture Global · closed

Open Kalshi ↗

Prices are shown as percentages of a $1 payout. “pp” means percentage points. A dash means data is unavailable.

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