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Gaetan Boyer

Gullberg & Jansson AB
Insider activity · 24 months2 buys0 salesCumulative net flow
Total declarations
8
Company
1
▲ Purchases (7 ops.)
€724k
▼ Sales (0 ops.)
—

Latest filing published 10 Sept 2025 for Gullberg & Jansson AB, €544.

Filing timeline

BuySale
Gaetan Boyer

Insider track record

Disclosed buys
7
Disclosed sells
0
Signal history

Closed purchases

Market purchases
7
Positive at T+90
0%
Median T+90
-10.4%

Based on 7 purchases whose 90-day window has closed (published at least 91 days ago), the same population our ranking model reads.

Purchases by company

Since each purchase

  • Filed 10 Sept 2025 · 423 days ago · €544
    +10.0%
    Entry SEK 14.55 · Close at T+365 SEK 16.00
  • Filed 31 Mar 2023 · 1318 days ago · €400k
    -62.9%
    Entry SEK 36.40 · Close at T+365 SEK 13.50
  • Filed 22 May 2022 · 1631 days ago · €1,019
    -51.5%
    Entry SEK 61.50 · Close at T+365 SEK 29.80

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.

Gaetan Boyer: trading record in brief

Gaetan Boyer appears in our data through filings on Gullberg & Jansson AB shares, published by Finansinspektionen. Over a trading history stretching from 8 April 2020 to 10 September 2025, the count stands at 8 filings.

On the market, this insider has only ever bought: 7 purchases, €724k in total. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. In 2025 alone, the filings show 2 purchases and no sales.

Half of the purchases are above €40k and half below. On 6 out of 7 purchases, another insider of the same company was buying within the same 30 days. Purchases made close together by different insiders form what is called a cluster. After 7 purchases with a full 90-day history, the hit rate stands at 0% and the median 90-day move at -10.4%. These figures describe past trades and do not predict future prices.

The latest filing, published on 10 September 2025, reports an open-market purchase of €40k in Gullberg & Jansson AB. Filings reach the Finansinspektionen feed a median of 2 days after the trade. For comparison, MAR article 19 gives managers three business days to notify a trade. Every figure here comes from the filings published by Finansinspektionen and describes the past, not future prices; it is not investment advice.

Companies and markets linked to Gaetan Boyer

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Declarations8 total
  • ▲
    StyrelseordförandeExecutivesGullberg & Jansson AB
    5,951 SEK19FI-SE
    478 shares@ SEK 12.450.1% of flowAktieISIN SE0004576346FI:csv-08071929ee5f9f52faa9
    Canonical exit: 9 Dec 2025 (T+90)
  • ▲
    StyrelseordförandeExecutivesGullberg & Jansson AB
    438,264 SEK19FI-SE
    36,522 shares@ SEK 12.004.7% of flowAktieISIN SE0004576346FI:csv-14aa6241bf00809c3378
    Canonical exit: 9 Dec 2025 (T+90)
  • ▲
    StyrelseordförandeExecutivesGullberg & Jansson AB
    5M SEK24FI-SE
    150,000 shares@ SEK 30.0649.7% of flowAktieISIN SE0004576346FI:csv-d45633d72d966b2c5be8
    Canonical exit: 27 Jun 2023 (T+90)
  • ▲
    StyrelseordförandeExecutivesGullberg & Jansson AB
    2M SEK21FI-SE
    50,000 shares@ SEK 30.0616.6% of flowAktieISIN SE0004576346FI:csv-6c50791f60616ad37ed2
    Canonical exit: 27 Jun 2023 (T+90)
  • ▲
    Vice VDExecutivesGullberg & Jansson AB
    2M SEK36FI-SE
    50,000 shares@ SEK 31.56317.4% of flowAktieISIN SE0004576346FI:csv-261637ac245a6c0bee00
    Canonical exit: 27 Jun 2023 (T+90)
  • ▲
    StyrelseordförandeExecutivesGullberg & Jansson AB
    10,702 SEK22FI-SE
    168 shares@ SEK 63.700.8% of flowAktieISIN SE0004576346FI:csv-359d9206cb8bda02e09b
    Canonical exit: 18 Aug 2022 (T+90)
  • ▲
    StyrelseordförandeExecutivesGullberg & Jansson AB
    96,606 SEK8FI-SE
    1,500 shares@ SEK 64.4047.0% of flowAktieISIN SE0004576346FI:csv-83c7ce4542a1b868afe6
    Canonical exit: 17 Aug 2022 (T+90)
  • ●
    StyrelseordförandeExecutivesGullberg & Jansson AB
    1M SEK15FI-SE
    213,332 shares@ SEK 6.25100.0% of flowAktieISIN SE0004576346FI:csv-dae18fb5638144261190

8 of 8 declarations