---
title: "Massachusetts Democratic Senate primary margin of victory? — On Sep 1, 2026"
canonical_url: https://betcrypto.now/events/massachusetts-democratic-senate-primary-margin-of-victory-on-sep-1-2026
status: settled
trading_closes_at: 2026-09-09T22:49:30+00:00
settled_at: 2026-09-09T22:49:30+00:00
total_volume_usd: 74416.23
venues: ["Kalshi"]
categories: ["Politics"]
prices_as_of: 2026-11-01T07:56:09+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/massachusetts-democratic-senate-primary-margin-of-victory-on-sep-1-2026
---

# Massachusetts Democratic Senate primary margin of victory? — On Sep 1, 2026

Settled · $74,416 traded · listed on Kalshi

## Result

**Ed Markey, ≥20%** won. Settled 2026-09-09.

## Open on a venue

- [Kalshi](https://betcrypto.now/go/e/293057?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or the [JSON API](https://betcrypto.now/api/v1/events/massachusetts-democratic-senate-primary-margin-of-victory-on-sep-1-2026).

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