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sellWeak

Esther Rajavelu sold $95k of SPRO

See Remarks at Spero Therapeutics, Inc.. 40,270 shares at an average of $2.37, traded Nov 7, 2025, filed Nov 12, 2025.

Warning score
25
Value
$95k
40,270 shares
Holdings after
869,450
-4% from before
From 52-week low
+339%
low $0.56, close $2.46
From 52-week high
-19%
high $3.04, as of Nov 7, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $95k at market
    +10
  • Share of holdings sold
    Sold 4.4% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

SPROOct 9, 2026 · close 1.20
Since filing Nov 12, 2025: -54.9%SPY +15.2% · excess -70.0%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-25-278370, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 7, 2025SOpen-market sale
Common Stock
-40,270$2.37$95k869,450Nov 12, 2025

Related signals

Other insiders at Spero Therapeutics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
28Weak
SPROsell 2
Spero Therapeutics, Inc.
Timothy Keutzer
Chief Operating Officer
$3,339
1,695 shares
-0%
23Weak
SPROsell 2
Spero Therapeutics, Inc.
Ankit Mahadevia
director
$13k
6,572 shares
-1%
26Weak
SPROsell
Spero Therapeutics, Inc.
Timothy Keutzer
Chief Operating Officer
$44k
56,537 shares
-7%
29Weak
SPROsell
Spero Therapeutics, Inc.
Esther Rajavelu
CFO & CBO
$53k
40,596 shares
-10%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Esther Rajavelu sold $95k of SPRO | InsiderTell