Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 13,475,000
- Estimated value
- $19,134,500
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via IAT Insurance Co. Ltd.
Peter R. Kellogg
Insider Reports History
- Reporting-owner location
- New York, NY
- Latest reporting-owner signature
-
/s/ Marguerite Gorman, attorney-in-fact
Source: Latest parsed Forms 3/4/5 signature
- Transaction source note
- Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.
Identity
Names, identifiers, and filing context for this profile.
1 identity field
SEC source record
Original filing metadata and source links for verification.
1 source field
Source evidence
Original filing metadata and source links for verification.
1 source field
Reported holdings for Peter R. Kellogg
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 2,659,800
- Estimated value
- $15,426,840
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via IAT Insurance Co. Ltd.
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 1,208,994
- Estimated value
- $7,012,165
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Spouse
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 700,000
- Estimated value
- $4,060,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Harco
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 600,000
- Estimated value
- $3,480,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Acceptance Indemnity
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 565,000
- Estimated value
- $3,277,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Occidental
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 2,300,000
- Estimated value
- $3,266,000
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Spouse
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 550,000
- Estimated value
- $3,190,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Transguard
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 2,000,000
- Estimated value
- $2,840,000
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Bermuda Partners
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 400,000
- Estimated value
- $2,320,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Wilshire
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 1,360,000
- Estimated value
- $1,931,200
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Non Marital PRK Trust
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 1,957,000
- Estimated value
- $1,907,487
- Report date
- 19 May 2026
- Price
- $0.9747
- Ownership
- Via Harco
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 1,000,000
- Estimated value
- $1,420,000
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Peter and Cynthia Kellogg Foundation
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 965,929
- Estimated value
- $1,371,619
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Direct
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 200,000
- Estimated value
- $1,160,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Kellogg Family Trust
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 170,000
- Estimated value
- $986,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Direct
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 630,000
- Estimated value
- $894,600
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Wilshire
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 150,000
- Estimated value
- $870,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Acceptance Casualty
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 150,000
- Estimated value
- $870,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via Commercial Alliance
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 540,000
- Estimated value
- $766,800
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Transguard
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 510,000
- Estimated value
- $724,200
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Occidental
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 253,000
- Estimated value
- $359,260
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via E.G. Anderson Inc.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 225,000
- Estimated value
- $319,500
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Acceptance Indemnity
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 100,000
- Estimated value
- $142,000
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Acceptance Casualty
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 10,000
- Estimated value
- $58,000
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via the Myth and Barnegat Restoration Society, Inc.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 35,000
- Estimated value
- $49,700
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via the Myth and Barnegat Restoration Society, Inc.
Form 4 holding
Director
NAM TAI PROPERTY INC.
- Security class
- Common Stock
- Shares / value
- 3,000
- Estimated value
- $17,400
- Report date
- 18 Mar 2026
- Price
- $5.80
- Ownership
- Via C. Kellogg & P Kellogg TTEE U/W Charles A Kirkland Trust
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 10,000
- Estimated value
- $14,200
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via Cardia Company Inc.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 10,000
- Estimated value
- $14,200
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via C. Kellogg & P Kellogg TTEE U/W Anne Kirkland Trust
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC.
- Security class
- Common Stock
- Shares / value
- 10,000
- Estimated value
- $14,200
- Report date
- 15 May 2026
- Price
- $1.42
- Ownership
- Via C. Kellogg & P Kellogg TTEE U/W Charles A Kirkland Trust
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 13,475,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via IAT Insurance Co. Ltd.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 2,063,000
- Estimated value
- Report date
- 10 May 2022
- Price
- Ownership
- Via Bermuda Partners
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 2,000,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Spouse
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 1,030,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Peter and Cynthia Kellogg Foundation
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 1,000,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Harco
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 800,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Non Marital PRK Trust
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 630,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Wilshire
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 621,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Direct
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 540,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Transguard
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 510,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Occidental
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 225,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Acceptance Indemnity
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 210,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via E.G. Anderson Inc.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 100,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Acceptance Casualty
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 35,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via the Myth and Barnegat Restoration Society, Inc.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 10,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via Cardia Company Inc.
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 10,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via C. Kellogg & P Kellogg TTEE U/W Charles A Kirkland Trust
Form 4 holding
10%+ Owner
MERCER INTERNATIONAL INC
- Security class
- Common Stock
- Shares / value
- 5,000
- Estimated value
- Report date
- 03 May 2022
- Price
- Ownership
- Via C. Kellogg & P Kellogg TTEE U/W Anne Kirkland Trust
Insider Reports Filed by Peter R. Kellogg
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 15 May 2026
- Transactions
- 3
- Transaction value
- +$672,437
- Accepted by SEC
- 20 May 2026, 12:41
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 12 May 2026
- Transactions
- 3
- Transaction value
- +$262,398
- Accepted by SEC
- 15 May 2026, 19:10
- Role
- 10%+ Owner
- Next action
- Open filing details
3
NTPIF
NAM TAI PROPERTY INC.
- Report period
- 18 Mar 2026
- Transactions
- 0
- Transaction value
- $0
- Accepted by SEC
- 18 Mar 2026, 10:02
- Role
- Director
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 03 Oct 2025
- Transactions
- 0
- Transaction value
- $0
- Accepted by SEC
- 09 Dec 2025, 20:11
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 03 Oct 2025
- Transactions
- 29
- Transaction value
- +$1,879,939
- Accepted by SEC
- 09 Dec 2025, 20:09
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 22 Jul 2025
- Transactions
- 1
- Transaction value
- +$236,600
- Accepted by SEC
- 10 Mar 2026, 13:18
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 22 Jul 2025
- Transactions
- 1
- Transaction value
- +$2,470,000
- Accepted by SEC
- 23 Jul 2025, 20:57
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 06 Jun 2025
- Transactions
- 9
- Transaction value
- +$524,839
- Accepted by SEC
- 09 Jul 2025, 15:25
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 01 Mar 2023
- Transactions
- 2
- Transaction value
- $0
- Accepted by SEC
- 13 Mar 2023, 16:01
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERCER INTERNATIONAL INC
- Report period
- 03 May 2022
- Transactions
- 2
- Transaction value
- +$973,350
- Accepted by SEC
- 08 Jun 2022, 11:49
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 07 Mar 2022
- Transactions
- 2
- Transaction value
- +$141,152
- Accepted by SEC
- 09 Mar 2022, 16:21
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 08 Nov 2021
- Transactions
- 1
- Transaction value
- +$388,856
- Accepted by SEC
- 09 Nov 2021, 15:59
- Role
- 10%+ Owner
- Next action
- Open filing details
4
MERC
MERCER INTERNATIONAL INC.
- Report period
- 04 Nov 2021
- Transactions
- 2
- Transaction value
- +$1,699,972
- Accepted by SEC
- 08 Nov 2021, 15:20
- Role
- 10%+ Owner
- Next action
- Open filing details