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buyWeak

Charles Cherington bought $24k of CMRA

owner at Comera Life Sciences Holdings, Inc.. 15,007 shares at an average of $1.58, traded Oct 20, 2022, filed Oct 24, 2022.

Conviction score
15
Value
$24k
15,007 shares
Holdings after
649,937
+2% from before
From 52-week low
+27%
low $1.17, close $1.48
From 52-week high
-83%
high $8.85, as of Oct 20, 2022

Score components

  • Role
    10% owner
    +12
  • Trade size
    $24k at market
    0
  • Relative to holdings
    Holdings up 2.4%
    0
  • Price context
    83% below the 52-week high
    +8
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    3 buys in 90 days
    +5
  • Track record
    Median 6-month excess return -62% over 3 past buys
    -5
  • Outside holder
    A 10% owner who is not an officer or director
    -5

What happened after comparable buys

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.

This signal so far: 1m -8.6%, 3m -5.3%, 6m -47.7%.

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.

CMRAOct 13, 2026 · close 0.00
Since filing Oct 24, 2022: -100.0%SPY +113.9% · excess -213.9%

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 0001062993-22-021051, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Oct 20, 2022POpen-market purchase
Common Stock
+3,316$1.52$5,048638,246Oct 24, 2022
Oct 21, 2022POpen-market purchase
Common Stock
+11,691$1.59$19k649,937Oct 24, 2022

Related signals

Other insiders at Comera Life Sciences Holdings, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
36Weak
CMRAbuy
Comera Life Sciences Holdings, Inc.
Michael Gerard Campbell
EVP & CFO
$708
10,000 shares
+40%
48Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
Sirshendu Roopom Banerjee
director
$25k
20,270 shares
+233%
48Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
Kirsten Flowers
director
$17k
13,513 shares
+156%
48Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
Edward Aloysius Sullivan Jr.
director
$14k
10,979 shares
+126%
44Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
Barbara K Finck
director
$8,310
6,756 shares
+42%
54Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
Stuart A Randle
director
$42k
33,783 shares
+389%
54Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
James Sherblom
director
$100k
81,081 shares
+22%
60Notable
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
Charles Cherington
owner
$914k
743,243 shares
+35%
51Moderate
CMRAbuy 8
Comera Life Sciences Holdings, Inc.
David Soane
owner
$249k
202,701 shares
+6%
10Weak
CMRAbuy
Comera Life Sciences Holdings, Inc.
David Soane
owner
$4,148
3,000 shares
+0%

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.

Charles Cherington bought $24k of CMRA | InsiderTell