Market comparison

Which companies added to S&P 500 in Q1 2026?

1 venue · 7 outcome rows · 0 comparable lines · 0 verified parity · inactive

Polymarket

7 outcomes · $1.0M reported volume

Observed 4971h ago · stale

Recorded venue end date: Mar 31, 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 added to S&P 500 in Q1 2026?
Outcome	Polymarket	Difference
Affirm Holdings (AFRM) Not aligned No persisted outcome identity connects these venue contracts.	0.1%stale Bid and ask hidden: prices are over 2 hours old Affirm Holdings (AFRM) Open Polymarket ↗	—
Alnylam Pharmaceuticals (ALNY) Not aligned No persisted outcome identity connects these venue contracts.	0.1%stale Bid and ask hidden: prices are over 2 hours old Alnylam Pharmaceuticals (ALNY) Open Polymarket ↗	—
Ciena (CIEN) Not aligned No persisted outcome identity connects these venue contracts.	100.0%stale Bid and ask hidden: prices are over 2 hours old Ciena (CIEN) · closed Open Polymarket ↗	—
Pure Storage (PSTG) Not aligned No persisted outcome identity connects these venue contracts.	0.1%stale Bid and ask hidden: prices are over 2 hours old Pure Storage (PSTG) Open Polymarket ↗	—
SoFi Technologies (SOFI) Not aligned No persisted outcome identity connects these venue contracts.	0.1%stale Bid and ask hidden: prices are over 2 hours old SoFi Technologies (SOFI) Open Polymarket ↗	—
Strategy (MicroStrategy) (MSTR) Not aligned No persisted outcome identity connects these venue contracts.	0.1%stale Bid and ask hidden: prices are over 2 hours old Strategy (MicroStrategy) (MSTR) Open Polymarket ↗	—
Vertiv Holdings (VRT) Not aligned No persisted outcome identity connects these venue contracts.	100.0%stale Bid and ask hidden: prices are over 2 hours old Vertiv Holdings (VRT) · closed Open Polymarket ↗	—

Affirm Holdings (AFRM)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.1%stale

Bid and ask hidden: prices are over 2 hours old

Affirm Holdings (AFRM)

Open Polymarket ↗

Alnylam Pharmaceuticals (ALNY)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.1%stale

Bid and ask hidden: prices are over 2 hours old

Alnylam Pharmaceuticals (ALNY)

Open Polymarket ↗

Ciena (CIEN)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

100.0%stale

Bid and ask hidden: prices are over 2 hours old

Ciena (CIEN) · closed

Open Polymarket ↗

Pure Storage (PSTG)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.1%stale

Bid and ask hidden: prices are over 2 hours old

Pure Storage (PSTG)

Open Polymarket ↗

SoFi Technologies (SOFI)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.1%stale

Bid and ask hidden: prices are over 2 hours old

SoFi Technologies (SOFI)

Open Polymarket ↗

Strategy (MicroStrategy) (MSTR)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.1%stale

Bid and ask hidden: prices are over 2 hours old

Strategy (MicroStrategy) (MSTR)

Open Polymarket ↗

Vertiv Holdings (VRT)

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

100.0%stale

Bid and ask hidden: prices are over 2 hours old

Vertiv Holdings (VRT) · closed

Open Polymarket ↗

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

View event details, charts and rules →Explore more markets