Equity · Healthcare
SPRO
Spero Therapeutics, Inc. · NasdaqGS
Reddit mentioned SPRO 1 times in the 30 days to 14 August 2026, in 1 of the communities we track. All of them were scored for sentiment: 0% read bullish, 0% bearish and 100% neither. Reddit data updated 14 August 2026.
The line runs $2.58 on 18 May through $1.24 on 13 August, on a scale from $1 to $4. Days the market did not trade hold the previous close, flat.
The chart above plots the price of SPRO over the range selected — one day to the full history — drawn by TradingView from their own data. Our own licensed end-of-day series holds 61 sessions over that window: $2.58 on 18 May 2026 through $1.24 on 13 August 2026.
Finazon · prior-day close · valuation computed from SEC EDGAR filings · as of Aug 14, 2026
SPRO · crowd attention × price
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Day7 Aug 2026
SPRO drew 1 Reddit mentions over the 30 days to 14 August 2026
SPRO drew 11 Reddit mentions over the 90 days to 14 August 2026
This chart in words
The chart plots daily Reddit mentions of SPRO over the 30 days to 14 August 2026: 1 in total, busiest on 7 August with 1, and 1 on the last day counted. The line is the daily close over the same window: $1.56 on 16 July, $1.24 on 13 August. Of those days, 21 were trading sessions and the other 9 are hatched on the chart. On 8 of them no session took place, and the last close before it is carried forward rather than plotted; on 1 of them we hold no close at all, which is a gap in our own record rather than a closure we can prove.
The chart plots daily Reddit mentions of SPRO over the 90 days to 14 August 2026: 11 in total, busiest on 5 June with 3, and 1 on the last day counted. The line is the daily close over the same window: $2.58 on 18 May, $1.24 on 13 August. Of those days, 61 were trading sessions and the other 29 are hatched on the chart. On 27 of them no session took place, and the last close before it is carried forward rather than plotted; on 1 of them no session took place, and this window holds no earlier close to carry forward; on 1 of them we hold no close at all, which is a gap in our own record rather than a closure we can prove.
Finazon · prior-day close, some closes dollar-rounded at the source
Crowd sentiment on SPRO · 30d
1 mention of SPRO was scored for sentiment in these 30 days, so that one reading IS the sample. A bullish or bearish share of it could only ever read 0% or 100%, which states the sample size and not the crowd — so none is drawn. The chart on this page applies the same 5-mention floor to every day it plots.
Where SPRO is discussed
(30d)SPRO insider trades
SPRO has no Form 4 filing in the last 90 days, so there is no summary for that window. The most recent filings we hold are below, the newest dated 7 November 2025.
SPRO reported financials
SPRO reported revenue of $12.6M for the fiscal year ended 31 Dec 2025. Net income over the same period was $8.6M.
Source: SEC EDGAR XBRL company facts · latest period ended 30 Jun 2026
SPRO earnings
Reported figures & scheduled dates · SEC EDGAR filings
SPRO institutional holders
1 of the 45 institutional funds we track reported a SPRO position for the quarter ended 30 Jun 2026 — a combined $2.1M; the latest of those filings landed 13 Aug 2026.
Source: SEC EDGAR 13F filings
SPRO fails-to-deliver
On 14 Jul 2026, 10,521 shares of SPRO failed to deliver (about $23K) — the latest of 3 consecutive trading days with recorded fails.
Source: SEC fails-to-deliver (CNS) data
SPRO — frequently asked questions
Is Reddit bullish or bearish on SPRO?
Across 1 classified SPRO mentions in the last 30 days, 0% read bullish, 0% bearish and 100% neutral. Crowd sentiment is a social signal, not investment advice.
When did SPRO last report earnings?
Spero Therapeutics (SPRO) last reported earnings on 30 Jun 2026 for Q2 2026, per SEC filings.
What exchange is SPRO listed on?
Spero Therapeutics trades on NASDAQ under the ticker SPRO.
Answers are generated from the live figures on this page — Reddit crowd data, SEC filings and open company records — and update as the data does.