United States Software & IT Services

Digimarc Corp (DMRC)

Track

The most recent insider trading activity occurred on November 5, 2025, with a proposed sale by Officer Thomas Benton. Prior to this, on June 24, 2024, Director Alicia Syrett engaged in a proposed sale. Several other sales and proposed sales by officers and directors were noted in May and June 2024.
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Ticker: DMRC Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Benton Thomas
Officer
1 sale — total 37,452 USD
Proposed sale 5 Nov 2025
Value US$2,089,408.30 | Price 410.96 | Shares 18,336
Proposed sale 24 Jun 2024
Value US$3,074,678.48 | Price 61.58 | Shares 55,274
Sale 20 Jun 2024
Value US$27,211.30 | Price 25.74 | Shares 1,057
Proposed sale 20 Jun 2024
Value US$27,211.31 | Price 25.74 | Shares 1,057
Sale 21 May 2024
Value US$39,734.85 | Price 26.49 | Shares 1,500
Sale 20 May 2024
Value US$21,850.40 | Price 25.83 | Shares 846
Sale 15 May 2024
Value US$38,224.80 | Price 25.48 | Shares 1,500
Proposed sale 15 May 2024
Value US$59,095.00 | Price 25.19 | Shares 2,346
Sale 14 May 2024
Value US$75,813.90 | Price 25.27 | Shares 3,000
Sale 13 May 2024
Value US$72,060.00 | Price 24.02 | Shares 3,000
Proposed sale 13 May 2024
Value US$72,060.00 | Price 24.02 | Shares 3,000
Sale 13 May 2024
Value US$36,305.55 | Price 24.20 | Shares 1,500
Sale 9 May 2024
Value US$69,435.30 | Price 23.15 | Shares 3,000
Sale 7 May 2024
Value US$34,306.50 | Price 22.87 | Shares 1,500
Proposed sale 7 May 2024
Value US$280,320.00 | Price 23.36 | Shares 12,000
Sale 28 Mar 2024
Value US$53,820.00 | Price 26.91 | Shares 2,000
Proposed sale 28 Mar 2024
Value US$53,816.80 | Price 26.91 | Shares 2,000
Sale 11 Mar 2024
Value US$151,092.48 | Price 30.84 | Shares 4,900
Proposed sale 11 Mar 2024
Value US$151,092.70 | Price 30.84 | Shares 4,900
Proposed sale 31 Jul 2023
Value US$75,675.00 | Price 30.27 | Shares 2,500
Sale 31 May 2023
Value US$302,510.00 | Price 30.25 | Shares 10,000
Proposed sale 31 May 2023
Value US$300,000.00 | Price 30.00 | Shares 10,000
Proposed sale 30 May 2023
Value US$75,875.00 | Price 30.35 | Shares 2,500
Sale 23 May 2023
Value US$64,000.00 | Price 32.00 | Shares 2,000
Proposed sale 23 May 2023
Value US$64,000.00 | Price 32.00 | Shares 2,000
Proposed sale 19 May 2023
Value US$231,702.88 | Price 30.93 | Shares 7,490
Buy 18 May 2023
Value US$12.56 | Price 31.01 | Shares 0
Buy 18 May 2023
Value US$184.93 | Price 30.82 | Shares 6
Buy 18 May 2023
Value US$19,802.49 | Price 30.85 | Shares 642
Sale 7 Nov 2022
Value US$24,401.52 | Price 20.10 | Shares 1,214
Sale 7 Nov 2022
Value US$8,442.00 | Price 20.10 | Shares 420
Sale 7 Nov 2022
Value US$27,374.64 | Price 20.04 | Shares 1,366
Buy 9 Mar 2022
Value US$20,593.71 | Price 25.71 | Shares 801
Buy 9 Mar 2022
Value US$232,090.77 | Price 25.23 | Shares 9,199
Buy 8 Mar 2022
Value US$56,325.00 | Price 22.53 | Shares 2,500
Buy 8 Mar 2022
Value US$40,548.09 | Price 24.53 | Shares 1,653
Buy 8 Mar 2022
Value US$439,227.18 | Price 23.94 | Shares 18,347
Sale 28 May 2021
Value US$10,803.00 | Price 36.01 | Shares 300
Sale 27 May 2021
Value US$3,511.00 | Price 35.11 | Shares 100
Sale 24 May 2021
Value US$6,554.00 | Price 32.77 | Shares 200
Buy 6 May 2021
Value US$3,028.00 | Price 30.28 | Shares 100
Buy 5 May 2021
Value US$6,118.00 | Price 30.59 | Shares 200
Buy 5 May 2021
Value US$9,585.00 | Price 31.95 | Shares 300
Buy 5 May 2021
Value US$6,596.00 | Price 32.98 | Shares 200
Buy 4 May 2021
Value US$3,295.00 | Price 32.95 | Shares 100
Sale 28 Dec 2020
Value US$163,260.00 | Price 54.42 | Shares 3,000
Sale 28 Dec 2020
Value US$519,200.00 | Price 51.92 | Shares 10,000
Sale 23 Dec 2020
Value US$105,100.00 | Price 52.55 | Shares 2,000
Sale 22 Dec 2020
Value US$260,600.00 | Price 52.12 | Shares 5,000
Sale 14 Dec 2020
Value US$1,678,437.83 | Price 50.99 | Shares 32,917
Sale 8 Dec 2020
Value US$141,798.80 | Price 52.91 | Shares 2,680
Sale 8 Dec 2020
Value US$8,266.41 | Price 51.99 | Shares 159
Sale 7 Dec 2020
Value US$97,198.92 | Price 53.82 | Shares 1,806
Sale 7 Dec 2020
Value US$200,694.78 | Price 53.82 | Shares 3,729
Sale 7 Dec 2020
Value US$2,611,169.99 | Price 52.39 | Shares 49,841
Sale 4 Dec 2020
Value US$163,053.70 | Price 51.05 | Shares 3,194
Sale 4 Dec 2020
Value US$200,080.00 | Price 50.02 | Shares 4,000
Sale 27 Nov 2020
Value US$1,491,427.08 | Price 42.92 | Shares 34,749
Sale 25 Nov 2020
Value US$910,064.29 | Price 39.01 | Shares 23,329
Sale 24 Nov 2020
Value US$55,923.90 | Price 39.30 | Shares 1,423
Sale 23 Nov 2020
Value US$563,611.32 | Price 39.56 | Shares 14,247
Sale 19 Nov 2020
Value US$1,044,304.56 | Price 39.78 | Shares 26,252
Sale 18 Nov 2020
Value US$97,500.00 | Price 39.00 | Shares 2,500
Sale 18 Nov 2020
Value US$62,529.72 | Price 41.91 | Shares 1,492
Sale 11 Nov 2020
Value US$72,820.00 | Price 36.41 | Shares 2,000
Sale 9 Nov 2020
Value US$1,653,000.00 | Price 33.06 | Shares 50,000
Sale 9 Nov 2020
Value US$122,500.00 | Price 35.00 | Shares 3,500
Buy 30 Sep 2020
Value US$112,100.00 | Price 22.42 | Shares 5,000
Sale 4 Mar 2020
Value US$161,325.00 | Price 21.51 | Shares 7,500
Sale 18 Dec 2019
Value US$864,922.05 | Price 35.01 | Shares 24,705
Sale 17 Dec 2019
Value US$802,545.21 | Price 34.31 | Shares 23,391
Sale 6 Dec 2019
Value US$70,000.00 | Price 35.00 | Shares 2,000
Sale 3 Dec 2019
Value US$33,000.00 | Price 33.00 | Shares 1,000
Sale 13 Jun 2019
Value US$102,480.00 | Price 51.24 | Shares 2,000
Sale 3 Jun 2019
Value US$100,520.00 | Price 50.26 | Shares 2,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-11-05 2025-11-05 PrS Proposed sale
0.7
Benton Thomas

Officer

Officer
18,336
410.96
US$2,089,408 		18,336 410.96 US$2,089,408
2024-06-25 2024-06-24 PrS Proposed sale
2.2
Syrett Alicia

Director

Non-Executive Director
55,274
61.58
US$3,074,678 		55,274 61.58 US$3,074,678
2024-06-21 2024-06-20 S Sale
0.7
Benton Thomas

EVP, Chief Revenue Officer

Officer
1,015 +28.2%
80.88
US$3,650,590 		1,015 +28.2% 80.88 US$3,650,590
2024-06-20 2024-06-20 PrS Proposed sale
0.7
Benton Thomas

Officer

Officer
1,057
25.74
US$27,211 		1,057 25.74 US$27,211
2024-05-22 2024-05-21 S Sale
2.2
Syrett Alicia
Non-Executive Director
1,500 -7.6%
26.49
US$39,735 		1,500 -7.6% 26.49 US$39,735
2024-05-22 2024-05-20 S Sale
2.2
Syrett Alicia
Non-Executive Director
846 -4.1%
25.83
US$21,850 		846 -4.1% 25.83 US$21,850
2024-05-17 2024-05-15 S Sale
2.2
Syrett Alicia
Non-Executive Director
1,500 -6.8%
25.48
US$38,225 		1,500 -6.8% 25.48 US$38,225
2024-05-15 2024-05-15 PrS Proposed sale
2.2
Syrett Alicia

Director

Non-Executive Director
2,346
25.19
US$59,095 		2,346 25.19 US$59,095
2024-05-15 2024-05-14 S Sale
2.2
Syrett Alicia
Non-Executive Director
3,000 -11.9%
25.27
US$75,814 		3,000 -11.9% 25.27 US$75,814
2024-05-14 2024-05-13 S Sale
1.5
Kool Kathleen
Non-Executive Director
3,000 -12.3%
24.02
US$72,060 		3,000 -12.3% 24.02 US$72,060
2024-05-14 2024-05-13 S Sale
2.2
Syrett Alicia
Non-Executive Director
1,500 -5.6%
24.20
US$36,306 		1,500 -5.6% 24.20 US$36,306
2024-05-13 2024-05-13 PrS Proposed sale
1.5
Kool Kathleen

Director

Non-Executive Director
3,000
24.02
US$72,060 		3,000 24.02 US$72,060
2024-05-14 2024-05-09 S Sale
2.2
Syrett Alicia
Non-Executive Director
3,000 -10.1%
23.15
US$69,435 		3,000 -10.1% 23.15 US$69,435
2024-05-09 2024-05-07 S Sale
2.2
Syrett Alicia
Non-Executive Director
1,500 -4.8%
22.87
US$34,306 		1,500 -4.8% 22.87 US$34,306
2024-05-07 2024-05-07 PrS Proposed sale
2.2
Syrett Alicia

Director

Non-Executive Director
12,000
23.36
US$280,320 		12,000 23.36 US$280,320
2024-03-29 2024-03-28 S Sale
3.7
Rodriguez Tony

EVP, Chief Technology Officer

Officer
2,000 -4.6%
26.91
US$53,820 		2,000 -4.6% 26.91 US$53,820
2024-03-28 2024-03-28 PrS Proposed sale
3.7
Rodriguez Tony

Officer

Officer
2,000
26.91
US$53,817 		2,000 26.91 US$53,817
2024-03-12 2024-03-11 S Sale
2.9
Alberti-Perez Milena
Non-Executive Director
4,900 -25.3%
30.84
US$151,092 		4,900 -25.3% 30.84 US$151,092
2024-03-11 2024-03-11 PrS Proposed sale
2.9
Alberti-Perez Milena

Director

Non-Executive Director
4,900
30.84
US$151,093 		4,900 30.84 US$151,093
2023-08-01 2023-07-31 PrS Proposed sale
3.3
James T Richardson Trustee

Director

Non-Executive Director
2,500
30.27
US$75,675 		2,500 30.27 US$75,675
2023-06-01 2023-05-31 S Sale
3.0
Walter Andrew
Non-Executive Director
10,000 -24.8%
30.25
US$302,510 		10,000 -24.8% 30.25 US$302,510
2023-05-31 2023-05-31 PrS Proposed sale
3.0
Walter Andrew

Director

Non-Executive Director
10,000
30.00
US$300,000 		10,000 30.00 US$300,000
2023-05-30 2023-05-30 PrS Proposed sale
3.3
James T Richardson

Director

Non-Executive Director
2,500
30.35
US$75,875 		2,500 30.35 US$75,875
2023-05-31 2023-05-23 S Sale
3.7
Rodriguez Tony

EVP, Chief Technology Officer

Officer
2,000 -4.6%
32.00
US$64,000 		2,000 -4.6% 32.00 US$64,000
2023-05-23 2023-05-23 PrS Proposed sale
3.7
Rodriguez Tony

Officer

Officer
2,000
32.00
US$64,000 		2,000 32.00 US$64,000
2023-05-19 2023-05-19 PrS Proposed sale
1.5
Singisetti Ravi Kumar

Director

Non-Executive Director
7,490
30.93
US$231,703 		7,490 30.93 US$231,703
2023-05-19 2023-05-18 B Purchase
2.2
Sickles Ken

EVP, Chief Product Officer

Officer
0 +0.0%
31.01
US$13 		0 +0.0% 31.01 US$13
2023-05-19 2023-05-18 B Purchase
2.2
Sickles Ken

EVP, Chief Product Officer

Officer
6 +0.0%
30.82
US$185 		6 +0.0% 30.82 US$185
2023-05-19 2023-05-18 B Purchase
2.2
Sickles Ken

EVP, Chief Product Officer

Officer
642 +2.5%
30.85
US$19,802 		642 +2.5% 30.85 US$19,802
2022-11-09 2022-11-07 S Sale
3.7
Rodriguez Tony

EVP, Chief Technology Officer

Officer
1,214 -5.1%
20.10
US$24,402 		1,214 -5.1% 20.10 US$24,402
2022-11-09 2022-11-07 S Sale
3.7
Rodriguez Tony

EVP, Chief Technology Officer

Officer
420 -1.7%
20.10
US$8,442 		420 -1.7% 20.10 US$8,442
2022-11-09 2022-11-07 S Sale
3.7
Rodriguez Tony

EVP, Chief Technology Officer

Officer
1,366 -5.3%
20.04
US$27,375 		1,366 -5.3% 20.04 US$27,375
2022-03-10 2022-03-09 B Purchase
1.7
mccormack riley

President and CEO

Executive Director Large shareholder
801 +1.8%
25.71
US$20,594 		801 +1.8% 25.71 US$20,594
2022-03-10 2022-03-09 B Purchase
1.7
mccormack riley

President and CEO

Executive Director Large shareholder
9,199 +26.1%
25.23
US$232,091 		9,199 +26.1% 25.23 US$232,091
2022-03-10 2022-03-08 B Purchase
2.2
Syrett Alicia
Non-Executive Director
2,500 +18.0%
22.53
US$56,325 		2,500 +18.0% 22.53 US$56,325
2022-03-10 2022-03-08 B Purchase
1.7
mccormack riley

President and CEO

Executive Director Large shareholder
1,653 +4.9%
24.53
US$40,548 		1,653 +4.9% 24.53 US$40,548
2022-03-10 2022-03-08 B Purchase
1.7
mccormack riley

President and CEO

Executive Director Large shareholder
18,347 +120.8%
23.94
US$439,227 		18,347 +120.8% 23.94 US$439,227
2021-06-28 2021-05-28 S Sale
2.3
Dadlani Sandeep
Non-Executive Director
300 -3.2%
36.01
US$10,803 		300 -3.2% 36.01 US$10,803
2021-06-28 2021-05-27 S Sale
2.3
Dadlani Sandeep
Non-Executive Director
100 -1.0%
35.11
US$3,511 		100 -1.0% 35.11 US$3,511
2021-06-28 2021-05-24 S Sale
2.3
Dadlani Sandeep
Non-Executive Director
200 -2.0%
32.77
US$6,554 		200 -2.0% 32.77 US$6,554
2021-06-28 2021-05-06 B Purchase
2.3
Dadlani Sandeep
Non-Executive Director
100 +1.0%
30.28
US$3,028 		100 +1.0% 30.28 US$3,028
2021-06-28 2021-05-05 B Purchase
2.3
Dadlani Sandeep
Non-Executive Director
200 +2.1%
30.59
US$6,118 		200 +2.1% 30.59 US$6,118
2021-06-28 2021-05-05 B Purchase
2.3
Dadlani Sandeep
Non-Executive Director
300 +3.3%
31.95
US$9,585 		300 +3.3% 31.95 US$9,585
2021-06-28 2021-05-05 B Purchase
2.3
Dadlani Sandeep
Non-Executive Director
200 +2.2%
32.98
US$6,596 		200 +2.2% 32.98 US$6,596
2021-06-28 2021-05-04 B Purchase
2.3
Dadlani Sandeep
Non-Executive Director
100 +1.8%
32.95
US$3,295 		100 +1.8% 32.95 US$3,295
2020-12-28 2020-12-28 S Sale
3.3
RICHARDSON JAMES T
Non-Executive Director
3,000 -3.7%
54.42
US$163,260 		3,000 -3.7% 54.42 US$163,260
2020-12-28 2020-12-28 S Sale
3.6
CHAMNESS ROBERT

EVP, CLO & Secretary

Officer
10,000 -17.7%
51.92
US$519,200 		10,000 -17.7% 51.92 US$519,200
2020-12-28 2020-12-23 S Sale
3.3
RICHARDSON JAMES T
Non-Executive Director
2,000 -2.4%
52.55
US$105,100 		2,000 -2.4% 52.55 US$105,100
2020-12-22 2020-12-22 S Sale
3.2
WHITNEY BERNARD
Non-Executive Director
5,000 -22.6%
52.12
US$260,600 		5,000 -22.6% 52.12 US$260,600
2020-12-15 2020-12-14 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
32,917 -39.7%
50.99
US$1,678,438 		32,917 -39.7% 50.99 US$1,678,438
2020-12-10 2020-12-08 S Sale
3.7
Rodriguez Tony

EVP, Chief Technology Officer

Officer
2,680 -7.7%
52.91
US$141,799 		2,680 -7.7% 52.91 US$141,799
2020-12-08 2020-12-08 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
159 -0.3%
51.99
US$8,266 		159 -0.3% 51.99 US$8,266
2020-12-08 2020-12-07 S Sale
3.3
RICHARDSON JAMES T
Non-Executive Director
1,806 -2.1%
53.82
US$97,199 		1,806 -2.1% 53.82 US$97,199
2020-12-08 2020-12-07 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
3,729 -6.9%
53.82
US$200,695 		3,729 -6.9% 53.82 US$200,695
2020-12-08 2020-12-07 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
49,841 -48.1%
52.39
US$2,611,170 		49,841 -48.1% 52.39 US$2,611,170
2020-12-08 2020-12-04 S Sale
3.3
RICHARDSON JAMES T
Non-Executive Director
3,194 -3.6%
51.05
US$163,054 		3,194 -3.6% 51.05 US$163,054
2020-12-07 2020-12-04 S Sale
3.2
Beck Charles

EVP, CFO & Treasurer

Officer
4,000 -7.1%
50.02
US$200,080 		4,000 -7.1% 50.02 US$200,080
2020-11-27 2020-11-27 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
34,749 -38.8%
42.92
US$1,491,427 		34,749 -38.8% 42.92 US$1,491,427
2020-11-27 2020-11-25 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
23,329 -29.9%
39.01
US$910,064 		23,329 -29.9% 39.01 US$910,064
2020-11-27 2020-11-24 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
1,423 -2.5%
39.30
US$55,924 		1,423 -2.5% 39.30 US$55,924
2020-11-23 2020-11-23 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
14,247 -20.7%
39.56
US$563,611 		14,247 -20.7% 39.56 US$563,611
2020-11-23 2020-11-19 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
26,252 -30.2%
39.78
US$1,044,305 		26,252 -30.2% 39.78 US$1,044,305
2020-11-20 2020-11-18 S Sale
3.2
WHITNEY BERNARD
Non-Executive Director
2,500 -10.1%
39.00
US$97,500 		2,500 -10.1% 39.00 US$97,500
2020-11-18 2020-11-18 S Sale
3.1
Meyer Joel

EVP, Intellectual Property

Officer
1,492 -2.0%
41.91
US$62,530 		1,492 -2.0% 41.91 US$62,530
2020-11-12 2020-11-11 S Sale
1.3
King Richard Langston SR
Non-Executive Director
2,000 -7.5%
36.41
US$72,820 		2,000 -7.5% 36.41 US$72,820
2020-11-12 2020-11-09 S Sale
3.1
DAVIS BRUCE L

Chairman and CEO

Executive Director
50,000 -45.2%
33.06
US$1,653,000 		50,000 -45.2% 33.06 US$1,653,000
2020-11-12 2020-11-09 S Sale
3.2
WHITNEY BERNARD
Non-Executive Director
3,500 -12.4%
35.00
US$122,500 		3,500 -12.4% 35.00 US$122,500
2020-10-01 2020-09-30 B Purchase
3.0
Walter Andrew
Non-Executive Director
5,000 +27.6%
22.42
US$112,100 		5,000 +27.6% 22.42 US$112,100
2020-03-05 2020-03-04 S Sale
3.2
WHITNEY BERNARD
Non-Executive Director
7,500 -25.3%
21.51
US$161,325 		7,500 -25.3% 21.51 US$161,325
2020-02-11 2019-12-18 S Sale
3.0
DESTEFANO GARY
24,705 -60.5%
35.01
US$864,922 		24,705 -60.5% 35.01 US$864,922
2019-12-19 2019-12-17 S Sale DAVIS BRUCE L

Chairman and CEO

Officer
23,391 -50.6%
34.31
US$802,545 		23,391 -50.6% 34.31 US$802,545
2019-12-10 2019-12-06 S Sale Rodriguez Tony

EVP, Chief Technology Officer

Officer
2,000 -6.6%
35.00
US$70,000 		2,000 -6.6% 35.00 US$70,000
2019-12-04 2019-12-03 S Sale Rodriguez Tony

EVP, Chief Technology Officer

Officer
1,000 -3.2%
33.00
US$33,000 		1,000 -3.2% 33.00 US$33,000
2019-06-13 2019-06-13 S Sale
3.0
Walter Andrew
2,000 -14.2%
51.24
US$102,480 		2,000 -14.2% 51.24 US$102,480
2019-06-03 2019-06-03 S Sale
3.0
Walter Andrew
2,000 -12.4%
50.26
US$100,520 		2,000 -12.4% 50.26 US$100,520
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