Finland Construction & Engineering

GRK Infra Oyj (GRK)

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On April 1, 2025, GRK Infra Oyj experienced significant insider trading activity involving multiple board members and executives. The transactions included both substantial purchases and sales of company shares. These activities reflect a mix of buying and selling positions among key stakeholders, occurring well over three months ago.
Ticker: GRK Exchange: HEX
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Taalinlahti Oy Closely associated person
Transaction date
Purchase
Price
236.99
Quantity 30,072
Value €987,731
Esa Lager Member of the Board/Deputy member Director
Transaction date
Sale
Price
379.08
Quantity 37,750
Value €2,761,185
Kari Kauniskangas Member of the Board/Deputy member Director
Transaction date
Sale
Price
36.55
Quantity 53,238
Value €3,990,656
Juha Toimela Chief Executive Officer Officer
Transaction date
Sale
Price
10.12
Quantity 30,397
Value €307,618
Keijo Haavikko Member of the Board/Deputy member Director
Transaction date
Sale
Price
10.12
Quantity 871,328
Value €8,817,839
Keijo Haavikko Member of the Board/Deputy member Director
Transaction date
Purchase
Price
10.12
Quantity 202,569
Value €2,049,998
Markku Puolanne Chief Financial Officer Officer
Transaction date
Purchase
Price
9.11
Quantity 3,000
Value €27,330
Jukka Nikkanen Member of the Board/Deputy member Director
Transaction date
Sale
Price
10.12
Quantity 90,000
Value €910,800
Jukka Nikkanen Member of the Board/Deputy member Director
Transaction date
Purchase
Price
10.12
Quantity 202,569
Value €2,049,998
Tarja Pääkkönen Member of the Board/Deputy member Director
Transaction date
Sale
Price
10.12
Quantity 9,000
Value €91,080
Tarja Pääkkönen Member of the Board/Deputy member Director
Transaction date
Purchase
Price
10.12
Quantity 6,520
Value €65,982
Johanna Korhonen Member of the Board/Deputy member Director
Transaction date
Sale
Price
10.12
Quantity 72,000
Value €728,640
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-04-03 2025-04-01 B Purchase Taalinlahti Oy

Closely associated person
30,072
236.99
€987,731 		30,072 236.99 €987,731
2025-04-03 2025-04-01 S Sale Esa Lager

Member of the Board/Deputy member

Director
37,750
379.08
€2,761,185 		37,750 379.08 €2,761,185
2025-04-03 2025-04-01 S Sale Kari Kauniskangas

Member of the Board/Deputy member

Director
53,238
36.55
€3,990,656 		53,238 36.55 €3,990,656
2025-04-03 2025-04-01 S Sale Juha Toimela

Chief Executive Officer

Officer
30,397
10.12
€307,618 		30,397 10.12 €307,618
2025-04-03 2025-04-01 S Sale Keijo Haavikko

Member of the Board/Deputy member

Director
871,328
10.12
€8,817,839 		871,328 10.12 €8,817,839
2025-04-03 2025-04-01 B Purchase Keijo Haavikko

Member of the Board/Deputy member

Director
202,569
10.12
€2,049,998 		202,569 10.12 €2,049,998
2025-04-03 2025-04-01 B Purchase Markku Puolanne

Chief Financial Officer

Officer
3,000
9.11
€27,330 		3,000 9.11 €27,330
2025-04-03 2025-04-01 S Sale Jukka Nikkanen

Member of the Board/Deputy member

Director
90,000
10.12
€910,800 		90,000 10.12 €910,800
2025-04-03 2025-04-01 B Purchase Jukka Nikkanen

Member of the Board/Deputy member

Director
202,569
10.12
€2,049,998 		202,569 10.12 €2,049,998
2025-04-03 2025-04-01 S Sale Tarja Pääkkönen

Member of the Board/Deputy member

Director
9,000
10.12
€91,080 		9,000 10.12 €91,080
2025-04-03 2025-04-01 B Purchase Tarja Pääkkönen

Member of the Board/Deputy member

Director
6,520
10.12
€65,982 		6,520 10.12 €65,982
2025-04-03 2025-04-01 S Sale Johanna Korhonen

Member of the Board/Deputy member

Director
72,000
10.12
€728,640 		72,000 10.12 €728,640
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