United States Software & IT Services

Silvaco Group Inc (SVCO)

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Track

Silvaco Group Inc. experienced significant insider selling activity over the past ninety days, totaling approximately $96,646 against $5,528 in purchases. Following recent results financiers, the stock price declined 49.2%. Multiple officers and directors executed planned divestments, reflecting a net negative trend in insider sentiment despite isolated buying interest from specific stakeholders.
Ticker: SVCO Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Silvaco Group Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.0
Jackson Candace See Remarks Officer
Transaction date
Sale
Price
112.81
Quantity 22,223 -28.7%
Value US$1,908,325
2.0
CANDACE JACKSON Officer Officer
Transaction date
Proposed sale
Price
280.82
Quantity 97,753
Value US$3,204,834
2.0
Jackson Candace See Remarks Officer
Transaction date
Sale
Price
190.50
Quantity 72,975 +23.8%
Value US$1,896,919
2.7
Zegarelli Christopher John Chief Financial Officer Officer
Transaction date
Planned sale
Price
7.55
Quantity 2,257 -0.4%
Value US$17,044
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
7.37
Quantity 750 +0.6%
Value US$5,528
3.8
Tewksbury Ted L III Non-Executive Director
Transaction date
Planned sale
Price
7.28
Quantity 580 -3.1%
Value US$4,220
0.5
Bo-Linn Cheemin Non-Executive Director
Transaction date
Planned sale
Price
7.28
Quantity 700 -3.7%
Value US$5,093
3.8
THEODORE TEWKSBURY III Director Non-Executive Director
Transaction date
Proposed sale
Price
7.37
Quantity 580
Value US$4,275
0.5
CHEEMIN BO-LINN Director Non-Executive Director
Transaction date
Proposed sale
Price
7.37
Quantity 700
Value US$5,159
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
12.50
Quantity 500 +0.4%
Value US$6,250
3.3
Ngai-Pesic Katherine S. Non-Executive Director Large shareholder
Transaction date
Sale
Price
11.27
Quantity 200,000 -2.1%
Value US$2,254,320
3.3
KATHERINE NGAI-PESIC Director; Stakeholder Non-Executive Director Large shareholder
Transaction date
Proposed sale
Price
11.47
Quantity 200,000
Value US$2,294,000
3.3
KATHERINE NGAI-PESIC Director; Stakeholder Non-Executive Director Large shareholder
Transaction date
Proposed sale
Price
11.47
Quantity 200,000
Value US$2,294,000
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
13.07
Quantity 1,000 +0.9%
Value US$13,070
Pesic Illiya I. Non-Executive Director Large shareholder
Transaction date
Sale
Price
12.96
Quantity 6,000 -0.1%
Value US$77,730
ILIYA PESIC Stakeholder; Director Non-Executive Director Large shareholder
Transaction date
Proposed sale
Price
13.60
Quantity 6,000
Value US$81,600
2.0
Jackson Candace See Remarks Officer
Transaction date
Sale
Price
11.00
Quantity 2,000 -3.7%
Value US$22,000
2.0
CANDACE JACKSON Officer Officer
Transaction date
Proposed sale
Price
11.00
Quantity 2,000
Value US$22,000
2.0
Jackson Candace See Remarks Officer
Transaction date
Sale
Price
7.12
Quantity 1,817 -3.3%
Value US$12,937
2.0
Jackson Candace See Remarks Officer
Transaction date
Sale
Price
5.00
Quantity 1,500 -2.6%
Value US$7,506
2.0
CANDACE JACKSON Officer Officer
Transaction date
Proposed sale
Price
5.00
Quantity 1,500
Value US$7,506
Pesic Illiya I. Member of 10% owner group
Transaction date
Sale
Price
1.94
Quantity 100,000 -1.8%
Value US$193,800
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
4.23
Quantity 1,000 +1.1%
Value US$4,230
3.3
Ngai-Pesic Katherine S. Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Purchase
Price
4.13
Quantity 25,000 +0.2%
Value US$103,305
3.6
RHINES WALDEN C Chief Executive Officer Executive Director
Transaction date
Purchase
Price
4.01
Quantity 13,100 +14.1%
Value US$52,501
2.7
Zegarelli Christopher John Chief Financial Officer Officer
Transaction date
Purchase
Price
3.80
Quantity 10,000 +2.3%
Value US$37,950
0.9
Pesic Yelena I. Member of 10% owner group
Transaction date
Sale
Price
1.99
Quantity 300,000 -7.7%
Value US$597,000
3.3
Ngai-Pesic Katherine S. Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Sale
Price
2.00
Quantity 400,000 -4.1%
Value US$799,520
2.0
CANDACE JACKSON Officer Officer
Transaction date
Proposed sale
Price
4.25
Quantity 8,300
Value US$35,275
2.0
Jackson Candace See Remarks Officer
Transaction date
Sale
Price
4.25
Quantity 8,300 -16.2%
Value US$35,275
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
4.26
Quantity 10,000 +12.4%
Value US$42,559
3.6
RHINES WALDEN C Chief Executive Officer Executive Director
Transaction date
Purchase
Price
4.07
Quantity 29,000 +45.4%
Value US$118,166
Pesic Illiya I. Member of 10% owner group
Transaction date
Sale
Price
1.93
Quantity 300,000 -5.2%
Value US$579,000
3.6
RHINES WALDEN C Chief Executive Officer Executive Director
Transaction date
Purchase
Price
3.90
Quantity 11,272 +21.5%
Value US$43,981
2.7
Zegarelli Christopher John Chief Financial Officer Officer
Transaction date
Purchase
Price
3.91
Quantity 5,000 +1.2%
Value US$19,550
3.3
Ngai-Pesic Katherine S. Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Sale
Price
2.26
Quantity 300,000 -3.0%
Value US$677,550
2.7
Zegarelli Christopher John Chief Financial Officer Officer
Transaction date
Purchase
Price
5.03
Quantity 5,100 +150.3%
Value US$25,653
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
5.16
Quantity 2,000 +2.5%
Value US$10,312
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
5.17
Quantity 200 +0.3%
Value US$1,034
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
5.28
Quantity 500 +0.6%
Value US$2,638
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
5.34
Quantity 2,000 +2.6%
Value US$10,675
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
5.32
Quantity 2,000 +2.7%
Value US$10,637
2.7
Ngai Anthony K.K. Non-Executive Director
Transaction date
Purchase
Price
5.30
Quantity 5,000 +7.2%
Value US$26,493
3.3
Ngai-Pesic Katherine S. Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Sale
Price
2.15
Quantity 250,000 -2.4%
Value US$538,500
0.9
Pesic Yelena I. Member of 10% owner group
Transaction date
Sale
Price
5.01
Quantity 5,763 -0.1%
Value US$28,851
0.9
YELENA PESIC Affiliate; related to Katherine Ngai-Pesic; COB
Transaction date
Proposed sale
Price
5.01
Quantity 5,763
Value US$28,851
3.3
KATHERINE S NGAI-PESIC Director; 10% Stockholder Non-Executive Director Large shareholder
Transaction date
Proposed sale
Price
4.91
Quantity 15,000
Value US$73,670
3.3
Ngai-Pesic Katherine S. Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Sale
Price
4.91
Quantity 15,000 -0.1%
Value US$73,670
1.8
Taheri Babak A. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
4.86
Quantity 4,051 +0.5%
Value US$19,674
1.8
Taheri Babak A. Chief Executive Officer Executive Director
Transaction date
Purchase
Price
4.93
Quantity 20,949 +2.7%
Value US$103,318
1.0
Benton Ryan A Chief Financial Officer Officer
Transaction date
Sale
Price
4.63
Quantity 168 -0.1%
Value US$778
0.9
YELENA PESIC Member of 10% owner group Large shareholder
Transaction date
Proposed sale
Price
4.98
Quantity 15,000
Value US$74,700
3.3
KATHERINE S NGAI-PESIC Director; 10% Stockholder; Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Proposed sale
Price
4.98
Quantity 25,000
Value US$124,500
3.3
Ngai-Pesic Katherine S. Member of 10% owner group Non-Executive Director Large shareholder
Transaction date
Planned sale
Price
5.06
Quantity 25,000 -0.2%
Value US$126,620
0.9
Pesic Yelena I. Member of 10% owner group
Transaction date
Planned sale
Price
5.07
Quantity 15,000 -0.4%
Value US$75,992
Pesic Illiya I. Member of 10% owner group
Transaction date
Planned sale
Price
4.88
Quantity 15,000 -0.3%
Value US$73,156
ILIYA PESIC Member of 10% owner group Large shareholder
Transaction date
Proposed sale
Price
4.95
Quantity 15,000
Value US$74,250
2.1
ERIC GUICHARD Officer Officer
Transaction date
Proposed sale
Price
7.19
Quantity 25,000
Value US$179,855
2.1
Guichard Eric See Remarks Officer
Transaction date
Sale
Price
7.19
Quantity 25,000 -30.2%
Value US$179,855
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-26 2026-08-25 S Sale
2.0
Jackson Candace

See Remarks

Officer
22,223 -28.7%
112.81
US$1,908,325 		22,223 -28.7% 112.81 US$1,908,325
2026-08-25 2026-08-25 PrS Proposed sale
2.0
CANDACE JACKSON

Officer

Officer
97,753
280.82
US$3,204,834 		97,753 280.82 US$3,204,834
2026-08-13 2026-08-12 S Sale
2.0
Jackson Candace

See Remarks

Officer
72,975 +23.8%
190.50
US$1,896,919 		72,975 +23.8% 190.50 US$1,896,919
2026-08-13 2026-08-12 PlS Planned sale
2.7
Zegarelli Christopher John

Chief Financial Officer

Officer
2,257 -0.4%
7.55
US$17,044 		2,257 -0.4% 7.55 US$17,044
2026-08-12 2026-08-11 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
750 +0.6%
7.37
US$5,528 		750 +0.6% 7.37 US$5,528
2026-08-12 2026-08-11 PlS Planned sale
3.8
Tewksbury Ted L III
Non-Executive Director
580 -3.1%
7.28
US$4,220 		580 -3.1% 7.28 US$4,220
2026-08-12 2026-08-11 PlS Planned sale
0.5
Bo-Linn Cheemin
Non-Executive Director
700 -3.7%
7.28
US$5,093 		700 -3.7% 7.28 US$5,093
2026-08-11 2026-08-11 PrS Proposed sale
3.8
THEODORE TEWKSBURY III

Director

Non-Executive Director
580
7.37
US$4,275 		580 7.37 US$4,275
2026-08-11 2026-08-11 PrS Proposed sale
0.5
CHEEMIN BO-LINN

Director

Non-Executive Director
700
7.37
US$5,159 		700 7.37 US$5,159
2026-06-18 2026-06-16 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
500 +0.4%
12.50
US$6,250 		500 +0.4% 12.50 US$6,250
2026-06-11 2026-06-11 S Sale
3.3
Ngai-Pesic Katherine S.
Non-Executive Director Large shareholder
200,000 -2.1%
11.27
US$2,254,320 		200,000 -2.1% 11.27 US$2,254,320
2026-06-11 2026-06-11 PrS Proposed sale
3.3
KATHERINE NGAI-PESIC

Director; Stakeholder

Non-Executive Director Large shareholder
200,000
11.47
US$2,294,000 		200,000 11.47 US$2,294,000
2026-06-11 2026-06-11 PrS Proposed sale
3.3
KATHERINE NGAI-PESIC

Director; Stakeholder

Non-Executive Director Large shareholder
200,000
11.47
US$2,294,000 		200,000 11.47 US$2,294,000
2026-06-08 2026-06-05 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
1,000 +0.9%
13.07
US$13,070 		1,000 +0.9% 13.07 US$13,070
2026-06-05 2026-06-03 S Sale
Pesic Illiya I.
Non-Executive Director Large shareholder
6,000 -0.1%
12.96
US$77,730 		6,000 -0.1% 12.96 US$77,730
2026-06-03 2026-06-03 PrS Proposed sale
ILIYA PESIC

Stakeholder; Director

Non-Executive Director Large shareholder
6,000
13.60
US$81,600 		6,000 13.60 US$81,600
2026-05-14 2026-05-14 S Sale
2.0
Jackson Candace

See Remarks

Officer
2,000 -3.7%
11.00
US$22,000 		2,000 -3.7% 11.00 US$22,000
2026-05-14 2026-05-14 PrS Proposed sale
2.0
CANDACE JACKSON

Officer

Officer
2,000
11.00
US$22,000 		2,000 11.00 US$22,000
2026-04-03 2026-04-01 S Sale
2.0
Jackson Candace

See Remarks

Officer
1,817 -3.3%
7.12
US$12,937 		1,817 -3.3% 7.12 US$12,937
2026-04-03 2026-04-01 S Sale
2.7
Zegarelli Christopher John

Chief Financial Officer

Officer
2,431 -0.5%
7.11
US$17,284 		2,431 -0.5% 7.11 US$17,284
2026-03-19 2026-03-17 S Sale
2.0
Jackson Candace

See Remarks

Officer
1,500 -2.6%
5.00
US$7,506 		1,500 -2.6% 5.00 US$7,506
2026-03-17 2026-03-17 PrS Proposed sale
2.0
CANDACE JACKSON

Officer

Officer
1,500
5.00
US$7,506 		1,500 5.00 US$7,506
2026-03-19 2026-01-07 S Sale
Pesic Illiya I.

Member of 10% owner group
100,000 -1.8%
1.94
US$193,800 		100,000 -1.8% 1.94 US$193,800
2025-12-15 2025-12-11 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
1,000 +1.1%
4.23
US$4,230 		1,000 +1.1% 4.23 US$4,230
2025-12-10 2025-12-10 B Purchase
3.3
Ngai-Pesic Katherine S.

Member of 10% owner group

Non-Executive Director Large shareholder
25,000 +0.2%
4.13
US$103,305 		25,000 +0.2% 4.13 US$103,305
2025-12-09 2025-12-09 B Purchase
3.6
RHINES WALDEN C

Chief Executive Officer

Executive Director
13,100 +14.1%
4.01
US$52,501 		13,100 +14.1% 4.01 US$52,501
2025-12-08 2025-12-08 B Purchase
2.7
Zegarelli Christopher John

Chief Financial Officer

Officer
10,000 +2.3%
3.80
US$37,950 		10,000 +2.3% 3.80 US$37,950
2026-03-19 2025-12-04 S Sale
0.9
Pesic Yelena I.

Member of 10% owner group
300,000 -7.7%
1.99
US$597,000 		300,000 -7.7% 1.99 US$597,000
2026-03-19 2025-11-25 S Sale
3.3
Ngai-Pesic Katherine S.

Member of 10% owner group

Non-Executive Director Large shareholder
400,000 -4.1%
2.00
US$799,520 		400,000 -4.1% 2.00 US$799,520
2025-11-19 2025-11-19 PrS Proposed sale
2.0
CANDACE JACKSON

Officer

Officer
8,300
4.25
US$35,275 		8,300 4.25 US$35,275
2025-11-19 2025-11-19 S Sale
2.0
Jackson Candace

See Remarks

Officer
8,300 -16.2%
4.25
US$35,275 		8,300 -16.2% 4.25 US$35,275
2025-11-20 2025-11-18 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
10,000 +12.4%
4.26
US$42,559 		10,000 +12.4% 4.26 US$42,559
2025-11-19 2025-11-18 B Purchase
3.6
RHINES WALDEN C

Chief Executive Officer

Executive Director
29,000 +45.4%
4.07
US$118,166 		29,000 +45.4% 4.07 US$118,166
2026-03-19 2025-11-17 S Sale
Pesic Illiya I.

Member of 10% owner group
300,000 -5.2%
1.93
US$579,000 		300,000 -5.2% 1.93 US$579,000
2025-11-18 2025-11-17 B Purchase
3.6
RHINES WALDEN C

Chief Executive Officer

Executive Director
11,272 +21.5%
3.90
US$43,981 		11,272 +21.5% 3.90 US$43,981
2025-11-18 2025-11-17 B Purchase
2.7
Zegarelli Christopher John

Chief Financial Officer

Officer
5,000 +1.2%
3.91
US$19,550 		5,000 +1.2% 3.91 US$19,550
2026-03-19 2025-09-16 S Sale
3.3
Ngai-Pesic Katherine S.

Member of 10% owner group

Non-Executive Director Large shareholder
300,000 -3.0%
2.26
US$677,550 		300,000 -3.0% 2.26 US$677,550
2025-10-08 2025-09-15 B Purchase
2.7
Zegarelli Christopher John

Chief Financial Officer

Officer
5,100 +150.3%
5.03
US$25,653 		5,100 +150.3% 5.03 US$25,653
2025-09-15 2025-09-11 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
2,000 +2.5%
5.16
US$10,312 		2,000 +2.5% 5.16 US$10,312
2025-09-15 2025-09-10 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
200 +0.3%
5.17
US$1,034 		200 +0.3% 5.17 US$1,034
2025-09-15 2025-09-10 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
500 +0.6%
5.28
US$2,638 		500 +0.6% 5.28 US$2,638
2025-09-15 2025-09-10 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
2,000 +2.6%
5.34
US$10,675 		2,000 +2.6% 5.34 US$10,675
2025-09-15 2025-09-09 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
2,000 +2.7%
5.32
US$10,637 		2,000 +2.7% 5.32 US$10,637
2025-09-15 2025-09-08 B Purchase
2.7
Ngai Anthony K.K.
Non-Executive Director
5,000 +7.2%
5.30
US$26,493 		5,000 +7.2% 5.30 US$26,493
2026-03-19 2025-06-26 S Sale
3.3
Ngai-Pesic Katherine S.

Member of 10% owner group

Non-Executive Director Large shareholder
250,000 -2.4%
2.15
US$538,500 		250,000 -2.4% 2.15 US$538,500
2025-06-12 2025-06-10 S Sale
0.9
Pesic Yelena I.

Member of 10% owner group
5,763 -0.1%
5.01
US$28,851 		5,763 -0.1% 5.01 US$28,851
2025-06-10 2025-06-10 PrS Proposed sale
0.9
YELENA PESIC

Affiliate; related to Katherine Ngai-Pesic; COB
5,763
5.01
US$28,851 		5,763 5.01 US$28,851
2025-06-04 2025-06-04 PrS Proposed sale
3.3
KATHERINE S NGAI-PESIC

Director; 10% Stockholder

Non-Executive Director Large shareholder
15,000
4.91
US$73,670 		15,000 4.91 US$73,670
2025-06-04 2025-06-04 S Sale
3.3
Ngai-Pesic Katherine S.

Member of 10% owner group

Non-Executive Director Large shareholder
15,000 -0.1%
4.91
US$73,670 		15,000 -0.1% 4.91 US$73,670
2025-05-19 2025-05-19 B Purchase
1.8
Taheri Babak A.

Chief Executive Officer

Executive Director
4,051 +0.5%
4.86
US$19,674 		4,051 +0.5% 4.86 US$19,674
2025-05-19 2025-05-16 B Purchase
1.8
Taheri Babak A.

Chief Executive Officer

Executive Director
20,949 +2.7%
4.93
US$103,318 		20,949 +2.7% 4.93 US$103,318
2025-04-10 2025-04-01 S Sale
1.0
Benton Ryan A

Chief Financial Officer

Officer
168 -0.1%
4.63
US$778 		168 -0.1% 4.63 US$778
2025-03-14 2025-03-14 PrS Proposed sale
0.9
YELENA PESIC

Member of 10% owner group

Large shareholder
15,000
4.98
US$74,700 		15,000 4.98 US$74,700
2025-03-14 2025-03-14 PrS Proposed sale
3.3
KATHERINE S NGAI-PESIC

Director; 10% Stockholder; Member of 10% owner group

Non-Executive Director Large shareholder
25,000
4.98
US$124,500 		25,000 4.98 US$124,500
2025-03-14 2025-03-14 PlS Planned sale
3.3
Ngai-Pesic Katherine S.

Member of 10% owner group

Non-Executive Director Large shareholder
25,000 -0.2%
5.06
US$126,620 		25,000 -0.2% 5.06 US$126,620
2025-03-14 2025-03-14 PlS Planned sale
0.9
Pesic Yelena I.

Member of 10% owner group
15,000 -0.4%
5.07
US$75,992 		15,000 -0.4% 5.07 US$75,992
2025-03-14 2025-03-13 PlS Planned sale
Pesic Illiya I.

Member of 10% owner group
15,000 -0.3%
4.88
US$73,156 		15,000 -0.3% 4.88 US$73,156
2025-03-13 2025-03-13 PrS Proposed sale
ILIYA PESIC

Member of 10% owner group

Large shareholder
15,000
4.95
US$74,250 		15,000 4.95 US$74,250
2024-11-15 2024-11-15 PrS Proposed sale
2.1
ERIC GUICHARD

Officer

Officer
25,000
7.19
US$179,855 		25,000 7.19 US$179,855
2024-11-15 2024-11-15 S Sale
2.1
Guichard Eric

See Remarks

Officer
25,000 -30.2%
7.19
US$179,855 		25,000 -30.2% 7.19 US$179,855
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