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No insider purchase over the last 90 days. The latest, by Conrad Bona, was filed 30 Mar 2026.
System1 Group PLC: what insiders have been doing
This page follows insider dealings at System1 Group PLC as filed with RNS (LSE), a company from the Media sector. Between 23 October 2025 and 23 October 2026, 2 insiders published 2 filings.
Not one open-market sale was filed. On the buying side, 2 insiders reported 2 purchases totalling €8.3M. Unlike grants, an open-market purchase is paid for by the insider, at the market price. On the buying side, the filings list 2 board members among the declarants. One trade stands out by size: a purchase of €8.2M from John Kearon, disclosed on 5 March 2026.
With 2 filings in twelve months, the company is quieter than the median of 6 filings across the 833 companies we follow on the same exchange. Since 2017, the database holds 17 purchases and 3 sales by insiders of the company.
The data flag 1 purchase as part of a group of insiders buying within 30 days of each other. A cluster is several different insiders buying the same stock within a short window, a pattern studied more closely than a single purchase. The last insider purchase was made public on 30 March 2026, 208 days ago.
For comparison within the same sector, see the insider buying recorded at Louis Hachette Group S.A. and ZEAL Network SE. This summary is built from RNS (LSE) disclosures alone and does not predict where the share price will go.
Insider Decl.
29
Thresholds
n/a
Buy Volume
€10M
17 ops. · all time
Sell Volume
€1M
3 ops. · all time
Who traded when
BuySaleJohn Kearon2 buys
Chris Willford1 buy
Conrad Bona1 buy
Hannah Gregory1 buy
James Gregory1 buy
Sophie Tomkins1 buy
Since the insiders bought
- +19.9%Entry £2.92 · Close 16 Oct 2026 £3.50
- +65.1%Entry £2.12 · Close 16 Oct 2026 £3.50
- +48.9%Entry £2.35 · Close 16 Oct 2026 £3.50
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 8,556 of 26,304 companies
60.3
score / 100
Value50
Quality71
FCF yld3.0%
Earn yld3.0%
EV/EBITDA12.4x
ROE9.2%
Gross mgn87%
Net mgn3.6%
Debt/EBITDA0.3x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2026FY ended March 2026 · cache
£3.50
Analyst consensus
2 analysts1.00/5
£4.15Target £5.13(+46%)£6.10
Income statement
Revenue£37M
Gross profit£32.3M87% margin
EBITDA£3.7M10% margin
Net income£1.3M3.6% margin
Valuation
PER (trailing)35.0x
PER (forward)1354.0x
P/Book308.4x
Beta0.08
Balance sheet & cash
Market cap£44.4M
Total debt£994k
Free Cash Flow£1.3M
Debt / Equity7%
Profitability & ownership
ROE9.2%
ROA6.0%
% insiders87.8%
% institutions28.1%
Last declaration on 30 March 2026
Declarations29 total
11,288 shares@ £2.7567.3% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:e69097cb-c008-40e2-b7e6-9d8b1cb338c1
Canonical exit: 28 Jun 2026 (T+90)
2,905,899 shares@ £2.486494.2% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:3a50d7e6-4fd6-4495-ab65-a1bf0d834f6c
Canonical exit: 31 May 2026 (T+90)
5,000 shares@ £2.20100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:5849991
Canonical exit: 4 Jan 2026 (T+90)
7,500 shares@ £2.55100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:5840381
Canonical exit: 28 Dec 2025 (T+90)
6,000 shares@ £2.60100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:5836556
Canonical exit: 24 Dec 2025 (T+90)
15,384 sharesLondon Stock ExchangeISIN GB00B1GVQH21RNS:5821226-0
15,384 sharesLondon Stock ExchangeISIN GB00B1GVQH21RNS:5821226-1
Canonical exit: 14 Dec 2025 (T+90)
101,558 shares@ £4.325.8% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:5774182
Canonical exit: 6 Nov 2025 (T+90)
1,000 shares@ £6.03100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:5406177
Canonical exit: 26 Jan 2025 (T+90)
2,305 shares@ £6.28932.7% of flowLondon Stock ExchangeISIN GB00B1GVQH21RNS:5399394
Canonical exit: 21 Jan 2025 (T+90)
30,109 sharesOutside a trading venueISIN GB00B1GVQH21RNS:5270809
10,000 shares@ £2.3078.7% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3976979
Canonical exit: 12 Aug 2021 (T+90)
7,998 shares@ £2.5050.2% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3957508-3
7,998 shares@ £2.5050.2% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3957508-1
47,988 shares@ £2.5011.2% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3957508-0
43,000 shares@ £1.7250.9% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3850677-0
31,000 shares@ £1.7254.9% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3850677-1
Canonical exit: 19 Apr 2021 (T+90)
12,000 shares@ £1.72541.2% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3850677-2
Canonical exit: 19 Apr 2021 (T+90)
78,846 shares@ £1.55100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3795276-0
13,141 shares@ £1.55100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3795276-1
13,141 shares@ £1.55100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3795276-2
13,141 shares@ £1.55100.0% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3795276-3
8,000 shares@ £1.4049.6% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3783778
Canonical exit: 15 Feb 2021 (T+90)
15,000 shares@ £0.92546.3% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3644844-0
Canonical exit: 29 Sept 2020 (T+90)
108,000 shares@ £0.92544.7% of flowLondon Stock ExchangeISIN GB00B1GVQH21FCA-NSM:3644844-1
Canonical exit: 29 Sept 2020 (T+90)
25 of 29 declarations
About System1 Group PLC
System1 Group PLC is a publicly traded company on the London Stock Exchange, specializing in research and data analysis. It provides solutions to help businesses understand consumer behavior.
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