Stock chart
Ticker: SILK Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
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 Total value Details
2024-03-07 2024-03-05 B Purchase

Ballinger Kevin J.

Non-Executive Director
11,700 +191.6%
16.99
198,783 USD
11,700 +191.6% 16.99 198,783 USD
2024-03-05 2024-03-05 S Sale

Klemz Kevin M

EVP/Chief Legal Officer/Sec.

Officer
2,497 -1.5%
17.17
42,871 USD
2,497 -1.5% 17.17 42,871 USD
2024-03-05 2024-03-05 S Sale

Davis Andrew S.

Chief Commercial Officer

Officer
5,481 -1.9%
17.17
94,103 USD
5,481 -1.9% 17.17 94,103 USD
2024-03-05 2024-03-05 S Sale

Ruedy Richard

EVPClin&Reg.Affairs&QA

Officer
3,800 -1.8%
17.17
65,242 USD
3,800 -1.8% 17.17 65,242 USD
2024-03-05 2024-03-05 S Sale

Jones Marie L.

VP, Finance and CAO

Officer
2,602 -3.3%
17.17
44,674 USD
2,602 -3.3% 17.17 44,674 USD
2024-03-05 2024-03-05 S Sale

Buchanan Lucas W.

COO/CFO

Officer
9,877 -1.9%
17.17
169,578 USD
9,877 -1.9% 17.17 169,578 USD
2024-03-04 2024-02-29 PS Planned sale

Ruedy Richard

EVPClin&Reg.Affairs&QA

Officer
3,000 -1.7%
22.25
66,750 USD
3,000 -1.7% 22.25 66,750 USD
2023-10-30 2023-10-27 S Sale

Jones Marie L.

CAO and VP, Finance

Officer
656 -1.2%
6.61
4,334 USD
656 -1.2% 6.61 4,334 USD
2023-10-06 2023-10-04 S Sale

Buchanan Lucas W.

COO/CFO

Officer
2,662 -0.6%
15.22
40,524 USD
2,662 -0.6% 15.22 40,524 USD
2023-08-18 2023-08-17 S Sale

Klemz Kevin M

EVP/Chief Legal Officer/Sec.

Officer
1,539 -3.8%
20.11
30,942 USD
1,539 -3.8% 20.11 30,942 USD
2023-08-04 2023-08-03 S Sale

Davis Andrew S.

Chief Commercial Officer

Officer
6,587 -5.7%
22.13
145,797 USD
6,587 -5.7% 22.13 145,797 USD
2023-07-13 2023-07-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
1,000 -0.4%
31.56
31,560 USD
1,000 -0.4% 31.56 31,560 USD
2023-07-10 2023-07-06 S Sale

Davis Andrew S.

Chief Commercial Officer

Officer
69 -0.1%
30.79
2,124 USD
69 -0.1% 30.79 2,124 USD
2023-06-13 2023-06-12 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
1,000 -0.4%
32.13
32,130 USD
1,000 -0.4% 32.13 32,130 USD
2023-05-12 2023-05-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
2,000 -0.7%
35.51
71,020 USD
2,000 -0.7% 35.51 71,020 USD
2023-05-12 2023-05-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
1,000 -0.4%
35.51
35,510 USD
1,000 -0.4% 35.51 35,510 USD
2023-05-03 2023-05-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
3,213 -2.7%
44.51
143,019 USD
3,213 -2.7% 44.51 143,019 USD
2023-05-03 2023-05-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
2,584 -2.1%
44.51
115,020 USD
2,584 -2.1% 44.51 115,020 USD
2023-05-03 2023-05-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
474 -0.4%
44.51
21,099 USD
474 -0.4% 44.51 21,099 USD
2023-05-03 2023-05-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
482 -0.4%
44.51
21,455 USD
482 -0.4% 44.51 21,455 USD
2023-04-19 2023-04-17 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
5,000 -3.3%
41.91
209,550 USD
5,000 -3.3% 41.91 209,550 USD
2023-04-12 2023-04-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
6,000 -2.2%
39.77
238,635 USD
6,000 -2.2% 39.77 238,635 USD
2023-04-05 2023-04-03 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
4,966 -4.1%
39.42
195,760 USD
4,966 -4.1% 39.42 195,760 USD
2023-04-05 2023-04-03 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
1,475 -1.2%
39.42
58,145 USD
1,475 -1.2% 39.42 58,145 USD
2023-04-05 2023-04-03 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
312 -0.3%
39.42
12,299 USD
312 -0.3% 39.42 12,299 USD
2023-03-17 2023-03-15 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
5,000 -3.2%
41.91
209,550 USD
5,000 -3.2% 41.91 209,550 USD
2023-03-15 2023-03-13 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
6,000 -2.2%
42.23
253,393 USD
6,000 -2.2% 42.23 253,393 USD
2023-03-06 2023-03-06 S Sale

Ruedy Richard

EVPClin&Reg.Affairs&QA

Officer
2,373 -1.6%
47.73
113,257 USD
2,373 -1.6% 47.73 113,257 USD
2023-03-06 2023-03-06 S Sale

Davis Andrew S.

Chief Commercial Officer

Officer
3,868 -3.2%
47.74
184,653 USD
3,868 -3.2% 47.74 184,653 USD
2023-03-06 2023-03-03 S Sale

Buchanan Lucas W.

COO/CFO

Officer
9,918 -4.6%
47.11
467,193 USD
9,918 -4.6% 47.11 467,193 USD
2023-03-06 2023-03-03 S Sale

Rogers Erica J.

President and CEO

Executive Director
18,043 -6.3%
47.10
849,901 USD
18,043 -6.3% 47.10 849,901 USD
2023-03-02 2023-03-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
814 -0.8%
48.02
39,087 USD
814 -0.8% 48.02 39,087 USD
2023-03-02 2023-03-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
5,939 -5.7%
48.02
285,184 USD
5,939 -5.7% 48.02 285,184 USD
2023-02-17 2023-02-15 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
5,000 -3.1%
49.86
249,300 USD
5,000 -3.1% 49.86 249,300 USD
2023-02-15 2023-02-13 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
6,000 -2.4%
50.94
305,627 USD
6,000 -2.4% 50.94 305,627 USD
2023-02-03 2023-02-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
6,753 -6.4%
54.05
365,000 USD
6,753 -6.4% 54.05 365,000 USD
2023-02-03 2023-02-01 PS Planned sale

Chou Tony M.

Non-Executive Director
13,008 -14.7%
55.00
715,440 USD
13,008 -14.7% 55.00 715,440 USD
2023-01-19 2023-01-19 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
2,716 -1.4%
53.40
145,041 USD
2,716 -1.4% 53.40 145,041 USD
2023-01-19 2023-01-19 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
25,762 -11.9%
53.40
1,375,755 USD
25,762 -11.9% 53.40 1,375,755 USD
2023-01-19 2023-01-19 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
12,766 -6.2%
53.40
681,736 USD
12,766 -6.2% 53.40 681,736 USD
2023-01-19 2023-01-17 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
45,000 -19.0%
54.68
2,460,623 USD
45,000 -19.0% 54.68 2,460,623 USD
2023-01-19 2023-01-17 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
56,355 -26.1%
54.69
3,082,224 USD
56,355 -26.1% 54.69 3,082,224 USD
2023-01-17 2023-01-13 PS Planned sale

Chou Tony M.

Non-Executive Director
806 -0.9%
55.00
44,330 USD
806 -0.9% 55.00 44,330 USD
2023-01-17 2023-01-12 PS Planned sale

Chou Tony M.

Non-Executive Director
200 -0.2%
55.00
11,000 USD
200 -0.2% 55.00 11,000 USD
2023-01-13 2023-01-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
6,000 -2.4%
51.53
309,180 USD
6,000 -2.4% 51.53 309,180 USD
2023-01-04 2023-01-03 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
1,578 -1.6%
52.87
83,429 USD
1,578 -1.6% 52.87 83,429 USD
2023-01-04 2023-01-03 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
5,175 -5.0%
52.87
273,602 USD
5,175 -5.0% 52.87 273,602 USD
2022-12-15 2022-12-13 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
25,000 -12.4%
55.00
1,375,000 USD
25,000 -12.4% 55.00 1,375,000 USD
2022-12-15 2022-12-13 PS Planned sale

Chou Tony M.

Non-Executive Director
10,060 -10.2%
55.00
553,300 USD
10,060 -10.2% 55.00 553,300 USD
2022-12-14 2022-12-12 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
10,000 -3.9%
53.85
538,501 USD
10,000 -3.9% 53.85 538,501 USD
2022-12-02 2022-12-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
4,267 -4.2%
53.00
226,151 USD
4,267 -4.2% 53.00 226,151 USD
2022-12-02 2022-12-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
2,486 -2.5%
53.00
131,758 USD
2,486 -2.5% 53.00 131,758 USD
2022-11-14 2022-11-11 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
24,800 -12.3%
50.00
1,240,000 USD
24,800 -12.3% 50.00 1,240,000 USD
2022-11-14 2022-11-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
10,000 -3.9%
50.03
500,309 USD
10,000 -3.9% 50.03 500,309 USD
2022-11-14 2022-11-09 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
200 -0.1%
50.00
10,000 USD
200 -0.1% 50.00 10,000 USD
2022-11-01 2022-11-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
6,753 -6.4%
44.17
298,280 USD
6,753 -6.4% 44.17 298,280 USD
2022-10-13 2022-10-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
10,000 -3.9%
42.32
423,218 USD
10,000 -3.9% 42.32 423,218 USD
2022-10-05 2022-10-03 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
6,753 -6.4%
44.76
302,264 USD
6,753 -6.4% 44.76 302,264 USD
2022-09-19 2022-09-15 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
5,000 -2.3%
42.45
212,250 USD
5,000 -2.3% 42.45 212,250 USD
2022-09-14 2022-09-12 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
10,000 -3.9%
43.62
436,173 USD
10,000 -3.9% 43.62 436,173 USD
2022-09-02 2022-09-01 PS Planned sale

Davis Andrew S.

Chief Commercial Officer

Officer
6,753 -6.4%
38.93
262,894 USD
6,753 -6.4% 38.93 262,894 USD
2022-08-17 2022-08-15 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
12,645 -6.6%
48.46
612,780 USD
12,645 -6.6% 48.46 612,780 USD
2022-08-17 2022-08-15 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
12,355 -6.1%
48.46
598,727 USD
12,355 -6.1% 48.46 598,727 USD
2022-08-17 2022-08-15 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
5,000 -2.3%
47.25
236,250 USD
5,000 -2.3% 47.25 236,250 USD
2022-08-12 2022-08-12 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
25,000 -11.5%
47.79
1,194,723 USD
25,000 -11.5% 47.79 1,194,723 USD
2022-08-15 2022-08-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
10,000 -3.9%
48.60
485,957 USD
10,000 -3.9% 48.60 485,957 USD
2022-08-12 2022-08-11 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
25,000 -10.3%
48.60
1,215,105 USD
25,000 -10.3% 48.60 1,215,105 USD
2022-08-12 2022-08-10 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
7,536 -3.0%
47.03
354,389 USD
7,536 -3.0% 47.03 354,389 USD
2022-08-12 2022-08-10 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
4,913 -1.9%
47.03
231,040 USD
4,913 -1.9% 47.03 231,040 USD
2022-08-12 2022-08-10 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
2,564 -1.0%
47.03
120,575 USD
2,564 -1.0% 47.03 120,575 USD
2022-08-12 2022-08-10 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
2,807 -1.1%
47.03
132,003 USD
2,807 -1.1% 47.03 132,003 USD
2022-08-12 2022-08-10 PS Planned sale

Buchanan Lucas W.

COO/CFO

Officer
7,180 -2.8%
47.03
337,648 USD
7,180 -2.8% 47.03 337,648 USD
2022-08-09 2022-08-08 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
8,645 -3.8%
49.91
431,472 USD
8,645 -3.8% 49.91 431,472 USD
2022-07-25 2022-07-21 PS Planned sale

WEATHERMAN ELIZABETH H

Non-Executive Director
5,000 -2.1%
41.91
209,550 USD
5,000 -2.1% 41.91 209,550 USD
2022-07-13 2022-07-11 PS Planned sale

Rogers Erica J.

President and CEO

Executive Director
30,000 -10.9%
40.44
1,213,194 USD
30,000 -10.9% 40.44 1,213,194 USD