Stock chart
Ticker: SEMR Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned 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
2025-04-14 2025-04-11 S Sale

Mulroy Brian

Chief Financial Officer

Officer
1,000 -0.6%
8.61
USD 36,222
1,000 -0.6% 8.61 USD 100,000
2025-04-04 2025-04-02 S Sale

Melnikov Dmitry

Non-Executive Director Large shareholder
1,405 -0.1%
9.45
USD 13,277
1,405 -0.1% 9.45 USD 13,277
2025-04-04 2025-04-02 S Sale

Shchegolev Oleg

Chief Technology Officer

Executive Director Large shareholder
9,563 -0.1%
9.44
USD 90,275
9,563 -0.1% 9.44 USD 90,275
2025-04-03 2025-04-02 S Sale

Levin Eugenie

President

Officer
4,075 -0.5%
9.44
USD 38,468
4,075 -0.5% 9.44 USD 38,468
2025-04-03 2025-04-02 S Sale

Warden Andrew

Chief Marketing Officer

Officer
3,993 -1.0%
9.46
USD 37,774
3,993 -1.0% 9.46 USD 37,774
2025-03-05 2025-03-03 S Sale

Warden Andrew

Chief Marketing Officer

Officer
17,118 -4.1%
11.20
USD 191,722
17,118 -4.1% 11.20 USD 191,722
2025-03-05 2025-03-03 S Sale

Shchegolev Oleg

Chief Executive Officer

Executive Director Large shareholder
32,932 -0.5%
11.19
USD 368,509
32,932 -0.5% 11.19 USD 368,509
2025-03-05 2025-03-03 S Sale

Levin Eugenie

President

Officer
11,662 -1.7%
11.15
USD 130,031
11,662 -1.7% 11.15 USD 130,031
2025-03-05 2025-03-03 S Sale

Obishchenko Vitalii

Chief Operating Officer

Officer
36,777 -3.5%
11.19
USD 411,535
36,777 -3.5% 11.19 USD 411,535
2025-03-05 2025-03-03 S Sale

Mulroy Brian

Chief Financial Officer

Officer
22,547 -3.1%
11.20
USD 252,526
22,547 -3.1% 11.20 USD 252,526
2025-03-05 2025-03-03 S Sale

Mason David W

Chief Legal Officer

Officer
9,127 -3.2%
11.14
USD 101,675
9,127 -3.2% 11.14 USD 101,675
2025-02-18 2025-02-18 PS Planned sale

Levin Eugenie

President

Officer
12,560 -2.6%
17.70
USD 222,312
12,560 -2.6% 17.70 USD 222,312
2025-02-04 2025-02-04 PS Planned sale

Levin Eugenie

President

Officer
1,147 -0.2%
17.50
USD 20,073
1,147 -0.2% 17.50 USD 20,073
2025-02-04 2025-02-03 PS Planned sale

Levin Eugenie

President

Officer
15,093 -3.0%
17.11
USD 258,241
15,093 -3.0% 17.11 USD 258,241
2025-02-04 2025-02-03 S Sale

Mason David W

General Counsel

Officer
1,875 -1.2%
17.15
USD 32,156
1,875 -1.2% 17.15 USD 32,156
2025-01-22 2025-01-21 PS Planned sale

Levin Eugenie

President

Officer
28,800 -5.4%
16.29
USD 469,152
28,800 -5.4% 16.29 USD 469,152
2025-01-21 2025-01-17 PS Planned sale

Levin Eugenie

President

Officer
43,200 -7.4%
15.39
USD 664,848
43,200 -7.4% 15.39 USD 664,848
2025-01-13 2025-01-13 S Sale

Mulroy Brian

Chief Financial Officer

Officer
3,015 -0.7%
12.40
USD 37,386
3,015 -0.7% 12.40 USD 37,386
2025-01-10 2025-01-07 S Sale

Warden Andrew

Chief Marketing Officer

Officer
8,462 -3.0%
11.71
USD 99,090
8,462 -3.0% 11.71 USD 99,090
2025-01-10 2025-01-07 S Sale

Melnikov Dmitry

Non-Executive Director Large shareholder
1,435 -0.1%
11.68
USD 16,761
1,435 -0.1% 11.68 USD 16,761
2025-01-10 2025-01-07 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
1,105 -0.0%
11.69
USD 12,917
1,105 -0.0% 11.69 USD 12,917
2025-01-10 2025-01-07 S Sale

Shchegolev Oleg

Chief Executive Officer

Executive Director Large shareholder
6,859 -0.1%
11.71
USD 80,319
6,859 -0.1% 11.71 USD 80,319
2025-01-10 2025-01-07 S Sale

Obishchenko Vitalii

Chief Operating Officer

Officer
5,293 -0.6%
11.73
USD 62,087
5,293 -0.6% 11.73 USD 62,087
2025-01-10 2025-01-07 S Sale

Levin Eugenie

President

Officer
6,943 -1.2%
11.74
USD 81,511
6,943 -1.2% 11.74 USD 81,511
2025-01-06 2025-01-06 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
33,705 -0.4%
11.86
USD 399,741
33,705 -0.4% 11.86 USD 399,741
2025-01-06 2025-01-03 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
35,439 -0.4%
11.71
USD 414,991
35,439 -0.4% 11.71 USD 414,991
2025-01-06 2025-01-02 PS Planned sale

Vranesh Mark

Non-Executive Director
5,000 -4.4%
11.69
USD 58,450
5,000 -4.4% 11.69 USD 58,450
2025-01-06 2025-01-02 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
34,401 -0.4%
11.70
USD 402,492
34,401 -0.4% 11.70 USD 402,492
2024-12-31 2024-12-31 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
19,065 -0.2%
11.81
USD 225,158
19,065 -0.2% 11.81 USD 225,158
2024-12-31 2024-12-30 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
15,564 -0.2%
11.82
USD 183,966
15,564 -0.2% 11.82 USD 183,966
2024-12-27 2024-12-27 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
18,359 -0.2%
12.00
USD 220,308
18,359 -0.2% 12.00 USD 220,308
2024-12-27 2024-12-26 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
16,467 -0.2%
12.26
USD 201,885
16,467 -0.2% 12.26 USD 201,885
2024-12-27 2024-12-24 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
10,361 -0.1%
12.33
USD 127,751
10,361 -0.1% 12.33 USD 127,751
2024-12-23 2024-12-23 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
34,566 -0.4%
12.32
USD 425,853
34,566 -0.4% 12.32 USD 425,853
2024-12-23 2024-12-20 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
37,910 -0.4%
12.22
USD 463,260
37,910 -0.4% 12.22 USD 463,260
2024-12-19 2024-12-19 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
37,900 -0.4%
12.34
USD 467,686
37,900 -0.4% 12.34 USD 467,686
2024-12-19 2024-12-18 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
44,592 -0.5%
12.76
USD 568,994
44,592 -0.5% 12.76 USD 568,994
2024-12-19 2024-12-17 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
37,208 -0.4%
13.27
USD 493,750
37,208 -0.4% 13.27 USD 493,750
2024-12-16 2024-12-16 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
38,790 -0.4%
13.42
USD 520,562
38,790 -0.4% 13.42 USD 520,562
2024-12-16 2024-12-13 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
42,226 -0.5%
13.50
USD 570,051
42,226 -0.5% 13.50 USD 570,051
2024-12-13 2024-12-12 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
42,342 -0.5%
13.87
USD 587,284
42,342 -0.5% 13.87 USD 587,284
2024-12-04 2024-12-04 PS Planned sale

Levin Eugenie

President

Officer
14,400 -2.4%
14.02
USD 201,888
14,400 -2.4% 14.02 USD 201,888
2024-12-04 2024-12-02 PS Planned sale

Levin Eugenie

President

Officer
57,600 -8.7%
13.65
USD 786,240
57,600 -8.7% 13.65 USD 786,240
2024-11-26 2024-11-22 S Sale

Shchegolev Oleg

Chief Executive Officer

Executive Director Large shareholder
700,000 -16.0%
13.80
USD 9,660,000
700,000 -16.0% 13.80 USD 9,660,000
2024-11-05 2024-11-04 S Sale

Mason David W

General Counsel

Officer
1,589 -1.0%
13.14
USD 20,879
1,589 -1.0% 13.14 USD 20,879
2024-10-15 2024-10-11 S Sale

Mulroy Brian

Chief Financial Officer

Officer
4,207 -1.0%
13.12
USD 55,196
4,207 -1.0% 13.12 USD 55,196
2024-10-04 2024-10-02 S Sale

Shchegolev Oleg

Chief Executive Officer

Executive Director Large shareholder
8,964 -0.2%
14.14
USD 126,751
8,964 -0.2% 14.14 USD 126,751
2024-10-04 2024-10-02 S Sale

Warden Andrew

Chief Marketing Officer

Officer
3,953 -1.5%
14.73
USD 58,228
3,953 -1.5% 14.73 USD 58,228
2024-10-04 2024-10-02 S Sale

Levin Eugenie

President

Officer
3,788 -0.6%
14.12
USD 53,487
3,788 -0.6% 14.12 USD 53,487
2024-10-04 2024-10-02 S Sale

Melnikov Dmitry

Non-Executive Director Large shareholder
1,350 -0.1%
14.25
USD 19,238
1,350 -0.1% 14.25 USD 19,238
2024-10-04 2024-10-02 S Sale

Obishchenko Vitalii

Chief Operating Officer

Officer
4,971 -0.6%
14.97
USD 74,416
4,971 -0.6% 14.97 USD 74,416
2024-10-03 2024-10-01 PS Planned sale

Vranesh Mark

Non-Executive Director
7,500 -6.2%
15.51
USD 116,325
7,500 -6.2% 15.51 USD 116,325
2024-09-19 2024-09-19 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
44,239 -0.5%
15.08
USD 667,124
44,239 -0.5% 15.08 USD 667,124
2024-09-19 2024-09-18 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
64,140 -0.7%
14.59
USD 935,803
64,140 -0.7% 14.59 USD 935,803
2024-09-18 2024-09-17 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
70,381 -0.8%
14.28
USD 1,005,041
70,381 -0.8% 14.28 USD 1,005,041
2024-09-12 2024-09-11 S Sale

Obishchenko Vitalii

Chief Operating Officer

Officer
55,000 -6.1%
13.43
USD 738,650
55,000 -6.1% 13.43 USD 738,650
2024-09-03 2024-08-29 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
10,011 -0.1%
14.02
USD 140,354
10,011 -0.1% 14.02 USD 140,354
2024-08-19 2024-08-16 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
8,666 -0.1%
14.00
USD 121,324
8,666 -0.1% 14.00 USD 121,324
2024-08-19 2024-08-15 PS Planned sale

Melnikov Dmitry

Non-Executive Director Large shareholder
2,563 -0.0%
14.07
USD 36,061
2,563 -0.0% 14.07 USD 36,061
2024-08-06 2024-08-02 S Sale

Mason David W

General Counsel

Officer
1,667 -1.0%
13.47
USD 22,454
1,667 -1.0% 13.47 USD 22,454
2024-07-19 2024-07-11 S Sale

Mulroy Brian

Chief Financial Officer

Officer
4,207 -1.0%
13.67
USD 57,510
4,207 -1.0% 13.67 USD 57,510
2024-07-09 2024-07-05 S Sale

Warden Andrew

Chief Marketing Officer

Officer
4,154 -1.6%
13.69
USD 56,889
4,154 -1.6% 13.69 USD 56,889
2024-07-09 2024-07-05 S Sale

Melnikov Dmitry

Non-Executive Director Large shareholder
1,896 -0.1%
13.63
USD 25,838
1,896 -0.1% 13.63 USD 25,838
2024-07-09 2024-07-05 S Sale

Levin Eugenie

President

Officer
3,757 -0.8%
13.64
USD 51,251
3,757 -0.8% 13.64 USD 51,251
2024-07-09 2024-07-05 S Sale

Shchegolev Oleg

Chief Executive Officer

Executive Director Large shareholder
9,451 -0.2%
13.59
USD 128,458
9,451 -0.2% 13.59 USD 128,458
2024-07-09 2024-07-05 S Sale

Obishchenko Vitalii

Chief Operating Officer

Officer
4,740 -0.5%
13.63
USD 64,620
4,740 -0.5% 13.63 USD 64,620
2024-07-02 2024-07-01 PS Planned sale

Vranesh Mark

Non-Executive Director
7,500 -5.8%
13.35
USD 100,125
7,500 -5.8% 13.35 USD 100,125
2024-06-14 2024-06-14 S Sale

Aldrich Steven

Non-Executive Director
10,000 -20.4%
13.71
USD 137,100
10,000 -20.4% 13.71 USD 137,100
2024-06-14 2024-06-13 S Sale

Aldrich Steven

Non-Executive Director
10,000 -17.0%
13.95
USD 139,500
10,000 -17.0% 13.95 USD 139,500
2024-06-03 2024-05-31 S Sale

Baird Anna

Non-Executive Director
10,000 -22.5%
15.41
USD 154,100
10,000 -22.5% 15.41 USD 154,100
2024-05-10 2024-05-09 PS Planned sale

Levin Eugenie

President

Officer
36,483 -7.5%
15.05
USD 549,069
36,483 -7.5% 15.05 USD 549,069
2024-05-10 2024-05-09 PS Planned sale

Levin Eugenie

President

Officer
36,483 -7.5%
15.05
USD 549,069
36,483 -7.5% 15.05 USD 549,069
2024-05-10 2024-05-08 PS Planned sale

Levin Eugenie

President

Officer
276,136 -38.1%
15.19
USD 4,194,506
276,136 -38.1% 15.19 USD 4,194,506
2024-05-10 2024-05-08 PS Planned sale

Levin Eugenie

President

Officer
276,136 -38.1%
15.19
USD 4,194,506
276,136 -38.1% 15.19 USD 4,194,506
2024-05-03 2024-05-02 S Sale

Mason David W

General Counsel

Officer
1,549 -0.9%
12.62
USD 19,548
1,549 -0.9% 12.62 USD 19,548
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