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Isabel Napper Insider Profile

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Isabel Napper, Director at Keystone Law Group Plc, holds 2.53K shares in Keystone Law Group Plc (Ticker: GB:KEYS), holds 65.00K shares in SDI Group (Ticker: GB:SDI), holds 2.00K shares in Tristel (Ticker: GB:TSTL). Most recently, Isabel Napper Bought ― shares of Keystone Law Group Plc on Apr 29, 2026 for an estimated value of 4.77K .
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Isabel Napper

Isabel Napper
Keystone Law Group Plc (KEYS)
Director

Ranked #29,214 out of 109,106 Corporate Insiders

Profitable Transactions

80%
4 out of 5 Profitable Transactions

Average Return

+8.90%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

£85K
69.99%
20.43%
9.57%
A breakdown of Isabel Napper's holdings
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Insider Roles

SDI Group
(SDI)
Director
Keystone Law Group Plc
(KEYS)
Director
Tristel
(TSTL)
Director
Roles that Isabel Napper holds in companies
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Most Profitable Insider Trade

Stock:
Keystone Law Group Plc
(KEYS)
Rating:Informative Buy
Date:Apr 29, 2026 - Today
Return:+41.20%
The most profitable trade made by Isabel Napper
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Isabel Napper's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
KEYS
Keystone Law Group Plc
Apr 29, 2026
Director
Informative Buy
4.77K
£17.46K
SDI
SDI Group
Jan 14, 2022
Director
Uninformative Sell
61.25K
£59.80K
TSTL
Tristel
Mar 04, 2021
Director
Informative Buy
12.36K
£8.18K
List of latest transactions for each holding click on a transaction to see Isabel Napper's performance on stock
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Isabel Napper insider profile FAQ

What is the percentage of profitable transactions made by Isabel Napper?
The percentage of profitable transactions made by Isabel Napper is 80%.
    What is the average return per transaction made by Isabel Napper?
    The average return per transaction made by Isabel Napper is 8.90%.
      What stocks does Isabel Napper hold?
      Isabel Napper holds: GB:KEYS, GB:SDI, GB:TSTL stocks.
        What was Isabel Napper’s latest transaction?
        Isabel Napper latest transaction was an Informative Buy of 4.77K .
          What was Isabel Napper's most profitable transaction?
          Isabel Napper’s most profitable transaction was an Informative Buy of GB:KEYS stock on April 29, 2026. The return on the trade was 41.20%.
            What is Isabel Napper's role in Keystone Law Group Plc?
            Isabel Napper's role in Keystone Law Group Plc is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.