# Sharknado

> Sharknado drew 318,232 tweets around its premiere, then gained viewers in reruns.

- Owner: The Asylum (producer); Syfy (commissioner and broadcaster)
- Kind: Film
- Sector: Entertainment
- Seed date: 2013-07-11
- Observed peak date: 2013-07-11
- Date basis: Observed peak within the documented measurement window; not an all-time maximum.
- Spread Score: 47 (Notable, provisional), v1.3
- Mechanics: Response chain, Platform jump, Press loop, Underdog

## Summary

Sharknado premiered on Syfy and drew a wave of live Twitter jokes. Encore audiences grew, and merchandise and midnight screenings followed. The film spawned five sequels; THR sources put initial theatrical receipts below $200,000.

## Timeline

- 2013-07-05 — Syfy (TV) — Syfy promoted a teaser and a July 11 premiere in copy published by BroadwayWorld.
- 2013-07-10 — Syfy / Machinima (YouTube) — Syfy partnered with Machinima on a social-media trailer released on YouTube.
- 2013-07-11 — Syfy / The Asylum (TV) — Sharknado premiered on Syfy at 9 p.m. ET/PT.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/sharknado

Cite as: How It Spread (2026). “Sharknado.” Case HIS-01520. Spread Score v1.3: 47/100. Updated 2026-10-23. https://howitspread.com/id/HIS-01520