Mercer International Inc. (MERC) Insider Ownership

Historic Insider Ownership Trends

According to recent filings covering the 90 days ending February 19, 2026, the three most significant insider holders at Mercer International are TenPercentOwner Peter R Kellogg (2.17Mn shares), Executive Chairman Jimmy S H Lee (1.93Mn shares), Ceo And President David M Gandossi (198.21K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Peter R Kellogg 2,166,000 09 Dec, 2025
Jimmy S H Lee Executive Chairman 1,934,868 17 Feb, 2023
David M Gandossi Ceo And President 198,211 17 Feb, 2022
William Mccartney 113,650 02 Jun, 2023
James Shepherd 108,471 03 Jun, 2025
Leonhard Nossol Group Controller For Europe 87,031 16 Feb, 2024
Estrada Juan Carlos Bueno President & Ceo 75,615 13 Jun, 2025
Rainer Rettig 74,396 03 Jun, 2025
Wolfram Ridder Vp Of Business Development 73,755 16 Feb, 2024
David Kent Ure Senior Vice President And Finance 72,145 17 Feb, 2023
Keith Purchase 69,963 02 May, 2023
Alan C. Wallace 59,901 03 Jun, 2025
Brian Merwin Senior Vp And Mass Timber 55,958 16 Feb, 2024
Richard George Short Cfo And Secretary 51,382 06 Sep, 2024
Genevieve Stannus Vp And Treasurer 41,572 16 Feb, 2024
Adolf Koppensteiner Coo And Pulp Products 41,344 16 Feb, 2024
Linda J Welty 36,290 18 Aug, 2025
Wolfgang Beck Sr. Vp And Global Wood Sourcing 35,054 09 May, 2025
Pentz Markwart Von 27,933 03 Jun, 2025
Carsten Merforth Coo And Wood Products 22,651 10 May, 2025
Eric Xavier Heine Vice President 20,330 22 Nov, 2024
Janine North 12,085 05 Oct, 2022
Alice Laberge 12,065 08 Aug, 2025
Cynthia Margaret Alekson Vp And Controller 2,637 16 Feb, 2024

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
13 Nov, 2025 Peter R Kellogg Common Stock A 100,000 $1.72 1,195,000 I P
13 Nov, 2025 Peter R Kellogg Common Stock A 125,000 $1.74 1,320,000 I P
12 Nov, 2025 Peter R Kellogg Common Stock A 200,000 $1.68 1,520,000 I P
12 Nov, 2025 Peter R Kellogg Common Stock A 70,000 $1.72 1,070,000 I P
12 Nov, 2025 Peter R Kellogg Common Stock A 25,000 $1.69 1,095,000 I P
07 Nov, 2025 Peter R Kellogg Common Stock A 1,200 $1.61 1,271,839 I P
07 Nov, 2025 Peter R Kellogg Common Stock A 6,099 $1.56 1,270,639 I P
07 Nov, 2025 Peter R Kellogg Common Stock A 28,701 $1.67 1,300,540 I P
07 Nov, 2025 Peter R Kellogg Common Stock A 18,000 $1.79 1,318,540 I P
06 Nov, 2025 Peter R Kellogg Common Stock A 285 $1.84 1,170,825 I P
06 Nov, 2025 Peter R Kellogg Common Stock A 58,000 $1.86 1,264,540 I P
06 Nov, 2025 Peter R Kellogg Common Stock A 36,000 $1.87 1,170,540 I P
06 Nov, 2025 Peter R Kellogg Common Stock A 35,715 $1.89 1,206,540 I P
05 Nov, 2025 Peter R Kellogg Common Stock A 36,000 $1.91 1,108,602 I P
05 Nov, 2025 Peter R Kellogg Common Stock A 36,000 $1.88 1,072,602 I P
05 Nov, 2025 Peter R Kellogg Common Stock A 25,938 $1.92 1,134,540 I P
04 Nov, 2025 Peter R Kellogg Common Stock A 36,602 $1.93 1,036,602 I P
30 Oct, 2025 Peter R Kellogg Common Stock A 6,160 $2.11 1,000,000 I P
30 Oct, 2025 Peter R Kellogg Common Stock A 18,650 $2.11 993,490 I P
30 Oct, 2025 Peter R Kellogg Common Stock A 36,000 $2.07 646,000 D P