Question 1

What is the Spero Therapeutics (SPRO) Whisper Index score?

Accepted Answer

SPRO currently has a Whisper Index score of 91.6 out of 100, indicating Full Degen sentiment based on 3 tracked mentions across Reddit and social platforms.

Question 2

What does the SPRO Whisper Index measure?

Accepted Answer

The StonkWhisper Whisper Index for SPRO aggregates retail sentiment from Reddit (WallStreetBets, r/stocks, r/investing), StockTwits, and other social sources into a single 0-100 score. A score above 55 is bullish, below 45 is bearish.

Question 3

Is there unusual options activity on SPRO?

Accepted Answer

StonkWhisper tracks dark pool prints, unusual options flow, and congressional trades for SPRO in real time. Visit stonkwhisper.com/intel/ticker/SPRO for live intelligence.

Question 4

Are any Congress members trading SPRO?

Accepted Answer

Congressional trade disclosures for SPRO are tracked under the STOCK Act. View all congressional activity at stonkwhisper.com/congress/SPRO.

Question 5

What is the SPRO stock sentiment on Reddit right now?

Accepted Answer

Based on 3 recent mentions, SPRO (Spero Therapeutics) sentiment on Reddit and social platforms is currently Full Degen with a Whisper Index of 91.6/100.

Month	MSPR	Net Shares	Direction
2026-05	-100.00	-25,240	Selling
2026-02	-100.00	-106,569	Selling

SPRO (Spero Therapeutics) Sentiment Analysis — Whisper Index 91.6

Sentiment Chart

Source Breakdown

Reddit Presence

Fundamentals Snapshot

Insider Activity (MSPR)