Stock chart
Ticker: CNTA Exchange: NSM


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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
2025-03-26 2025-03-25 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
10,000 -6.9%
16.34
USD 163,386
10,000 -6.9% 16.34 USD 163,386
2025-03-21 2025-03-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
55,000 -16.6%
16.69
USD 918,060
55,000 -16.6% 16.69 USD 918,060
2025-03-19 2025-03-17 PS Planned sale

CHAO DAVID M

Chief Administrative Officer

Officer
1,522 -0.7%
17.50
USD 26,630
1,522 -0.7% 17.50 USD 26,630
2025-03-19 2025-03-17 PS Planned sale

CHAO DAVID M

Chief Administrative Officer

Officer
5,478 -2.4%
17.08
USD 93,576
5,478 -2.4% 17.08 USD 93,576
2025-03-19 2025-03-17 PS Planned sale

HUSSAIN IQBAL J

General Counsel

Officer
6,000 -5.4%
16.45
USD 98,697
6,000 -5.4% 16.45 USD 98,697
2025-02-26 2025-02-25 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
11,494 -7.9%
15.25
USD 175,270
11,494 -7.9% 15.25 USD 175,270
2025-02-20 2025-02-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
775 -0.2%
16.54
USD 12,821
775 -0.2% 16.54 USD 12,821
2025-02-20 2025-02-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
54,225 -14.0%
15.92
USD 863,267
54,225 -14.0% 15.92 USD 863,267
2025-02-19 2025-02-18 PS Planned sale

HUSSAIN IQBAL J

General Counsel

Officer
1,388 -1.3%
17.05
USD 23,669
1,388 -1.3% 17.05 USD 23,669
2025-02-19 2025-02-18 PS Planned sale

HUSSAIN IQBAL J

General Counsel

Officer
4,612 -4.1%
15.91
USD 73,396
4,612 -4.1% 15.91 USD 73,396
2025-02-10 2025-02-10 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
429 -0.8%
18.99
USD 8,147
429 -0.8% 18.99 USD 8,147
2025-02-10 2025-02-07 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
30,526 -36.0%
19.03
USD 580,797
30,526 -36.0% 19.03 USD 580,797
2025-02-04 2025-02-03 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
6,471 -10.6%
16.86
USD 109,124
6,471 -10.6% 16.86 USD 109,124
2025-02-04 2025-02-03 PS Planned sale

Bush Tia L

Chief Technology & Quality Ofc

Officer
11,000 -8.3%
16.86
USD 185,406
11,000 -8.3% 16.86 USD 185,406
2025-01-28 2025-01-27 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
11,742 -6.8%
16.47
USD 193,429
11,742 -6.8% 16.47 USD 193,429
2025-01-22 2025-01-21 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
1,625 -0.4%
16.19
USD 26,315
1,625 -0.4% 16.19 USD 26,315
2025-01-22 2025-01-21 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
53,375 -11.0%
15.76
USD 841,115
53,375 -11.0% 15.76 USD 841,115
2025-01-17 2025-01-15 PS Planned sale

HUSSAIN IQBAL J

General Counsel

Officer
6,000 -4.8%
15.29
USD 91,740
6,000 -4.8% 15.29 USD 91,740
2024-12-26 2024-12-26 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
10,000 -5.2%
17.04
USD 170,399
10,000 -5.2% 17.04 USD 170,399
2024-12-20 2024-12-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
55,000 -9.6%
17.44
USD 959,057
55,000 -9.6% 17.44 USD 959,057
2024-12-17 2024-12-17 PS Planned sale

Bush Tia L

Chief Technology & Quality Ofc

Officer
17,813 -10.8%
18.00
USD 320,634
17,813 -10.8% 18.00 USD 320,634
2024-12-17 2024-12-17 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
10,624 -12.9%
17.32
USD 184,036
10,624 -12.9% 17.32 USD 184,036
2024-12-17 2024-12-16 PS Planned sale

Bush Tia L

Chief Technology & Quality Ofc

Officer
9,611 -6.1%
16.36
USD 157,256
9,611 -6.1% 16.36 USD 157,256
2024-12-17 2024-12-16 PS Planned sale

HUSSAIN IQBAL J

General Counsel

Officer
77,705 -38.2%
16.39
USD 1,273,756
77,705 -38.2% 16.39 USD 1,273,756
2024-12-17 2024-12-13 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
5,876 -7.6%
17.01
USD 99,974
5,876 -7.6% 17.01 USD 99,974
2024-12-06 2024-12-06 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
87,496 -13.2%
18.46
USD 1,615,255
87,496 -13.2% 18.46 USD 1,615,255
2024-11-27 2024-11-25 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
299 -0.1%
18.23
USD 5,451
299 -0.1% 18.23 USD 5,451
2024-11-27 2024-11-25 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
10,000 -5.2%
17.66
USD 176,601
10,000 -5.2% 17.66 USD 176,601
2024-11-22 2024-11-22 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
1,671 -0.3%
18.24
USD 30,478
1,671 -0.3% 18.24 USD 30,478
2024-11-22 2024-11-21 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
3,511 -0.6%
18.24
USD 64,028
3,511 -0.6% 18.24 USD 64,028
2024-11-22 2024-11-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
55,000 -8.7%
16.89
USD 928,719
55,000 -8.7% 16.89 USD 928,719
2024-11-15 2024-11-13 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
32,023 -4.8%
18.28
USD 585,419
32,023 -4.8% 18.28 USD 585,419
2024-10-25 2024-10-25 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
11,742 -6.0%
15.38
USD 180,628
11,742 -6.0% 15.38 USD 180,628
2024-10-23 2024-10-23 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
2,592 -0.4%
15.32
USD 39,697
2,592 -0.4% 15.32 USD 39,697
2024-10-23 2024-10-22 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
30,203 -4.6%
15.67
USD 473,169
30,203 -4.6% 15.67 USD 473,169
2024-10-23 2024-10-21 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
22,205 -3.2%
15.80
USD 350,861
22,205 -3.2% 15.80 USD 350,861
2024-09-27 2024-09-25 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
16,619 -7.4%
15.69
USD 260,724
16,619 -7.4% 15.69 USD 260,724
2024-09-20 2024-09-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
55,000 -7.1%
16.53
USD 908,985
55,000 -7.1% 16.53 USD 908,985
2024-09-12 2024-09-10 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
175,000 -18.4%
16.52
USD 2,891,823
175,000 -18.4% 16.52 USD 2,891,823
2024-09-12 2024-09-10 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
30,000 -11.8%
17.00
USD 510,000
30,000 -11.8% 17.00 USD 510,000
2024-09-09 2024-09-09 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
25,000 -10.1%
15.00
USD 375,000
25,000 -10.1% 15.00 USD 375,000
2024-08-23 2024-08-23 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
46,651 -5.7%
12.30
USD 573,905
46,651 -5.7% 12.30 USD 573,905
2024-08-23 2024-08-23 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
17,802 -7.4%
12.29
USD 218,792
17,802 -7.4% 12.29 USD 218,792
2024-08-23 2024-08-22 PS Planned sale

Weinhoff Gregory M

Chief Business Officer

Officer
12,198 -4.8%
12.17
USD 148,430
12,198 -4.8% 12.17 USD 148,430
2024-08-22 2024-08-22 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
506 -0.1%
12.23
USD 6,188
506 -0.1% 12.23 USD 6,188
2024-08-22 2024-08-21 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
3,674 -0.4%
12.25
USD 44,989
3,674 -0.4% 12.25 USD 44,989
2024-08-22 2024-08-20 PS Planned sale

SAHA SAURABH

Chief Executive Officer

Executive Director
4,169 -0.5%
12.32
USD 51,368
4,169 -0.5% 12.32 USD 51,368
2024-03-26 2024-03-25 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
21,165 -22.8%
12.21
USD 258,336
21,165 -22.8% 12.21 USD 258,336
2024-03-26 2024-03-25 PS Planned sale

Anderson Karen M.

Chief People Officer

Officer
29,995 -24.4%
11.66
USD 349,625
29,995 -24.4% 11.66 USD 349,625
2024-02-02 2024-02-01 PS Planned sale

Rotman Harris

SVP Regulatory Affairs

Officer
4,267 -6.4%
8.10
USD 34,574
4,267 -6.4% 8.10 USD 34,574
2023-09-22 2023-09-20 PS Planned sale

Rotman Harris

SVP Regulatory Affairs

Officer
37,484 -52.8%
6.29
USD 235,688
37,484 -52.8% 6.29 USD 235,688
2023-06-02 2023-06-01 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
6,500 -0.8%
4.45
USD 28,949
6,500 -0.8% 4.45 USD 28,949
2023-05-26 2023-05-24 S Sale

Bush Tia L

Chief Quality Officer

Officer
3,000 -100.0%
4.48
USD 13,440
3,000 -100.0% 4.48 USD 13,440
2023-05-26 2023-05-24 S Sale

Bush Tia L

Chief Quality Officer

Officer
5,000 -62.5%
4.49
USD 22,425
5,000 -62.5% 4.49 USD 22,425
2023-05-02 2023-05-01 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
6,800 -0.9%
4.42
USD 30,083
6,800 -0.9% 4.42 USD 30,083
2023-04-04 2023-04-03 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
6,700 -0.8%
3.69
USD 24,730
6,700 -0.8% 3.69 USD 24,730
2023-03-03 2023-03-01 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
7,000 -0.9%
3.42
USD 23,970
7,000 -0.9% 3.42 USD 23,970
2023-02-03 2023-02-01 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
7,700 -0.9%
3.79
USD 29,201
7,700 -0.9% 3.79 USD 29,201
2023-01-04 2023-01-04 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
6,970 -0.9%
3.18
USD 22,136
6,970 -0.9% 3.18 USD 22,136
2022-12-05 2022-12-01 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
9,400 -1.2%
3.91
USD 36,744
9,400 -1.2% 3.91 USD 36,744
2022-11-03 2022-11-01 PS Planned sale

YVER ANTOINE

EVP & Chairman of Development

Officer
9,700 -1.3%
4.03
USD 39,055
9,700 -1.3% 4.03 USD 39,055
2022-10-04 2022-10-03 S Sale

YVER ANTOINE

EVP & Chairman of Development

Officer
12,524 -1.6%
3.92
USD 49,053
12,524 -1.6% 3.92 USD 49,053
2022-10-04 2022-10-03 S Sale

Weinhoff Gregory M

Chief Financial Officer

Officer
4,901 -2.1%
3.95
USD 19,359
4,901 -2.1% 3.95 USD 19,359
2022-10-04 2022-10-03 S Sale

HUSSAIN IQBAL J

General Counsel

Officer
4,563 -2.9%
3.95
USD 18,024
4,563 -2.9% 3.95 USD 18,024
2022-10-04 2022-10-03 S Sale

GRAINGER DAVID J

Chief Innovation Officer

Officer
2,853 -0.3%
3.95
USD 11,270
2,853 -0.3% 3.95 USD 11,270
2022-10-04 2022-10-03 S Sale

Shahidi Javad

Chief Medical Officer

Officer
3,341 -2.1%
3.95
USD 13,197
3,341 -2.1% 3.95 USD 13,197
2022-10-04 2022-10-03 S Sale

Templeman Thomas

Chief Technology Officer

Officer
2,455 -1.8%
3.95
USD 9,697
2,455 -1.8% 3.95 USD 9,697
2022-10-04 2022-10-03 S Sale

Bush Tia L

Chief Quality Officer

Officer
2,595 -1.9%
3.95
USD 10,251
2,595 -1.9% 3.95 USD 10,251
2022-10-04 2022-10-03 S Sale

CHAO DAVID M

Chief Administrative Officer

Officer
4,167 -1.8%
3.95
USD 16,460
4,167 -1.8% 3.95 USD 16,460
2022-10-04 2022-09-30 S Sale

YVER ANTOINE

EVP & Chairman of Development

Officer
2,468 -0.3%
4.07
USD 10,038
2,468 -0.3% 4.07 USD 10,038
2022-10-04 2022-09-30 S Sale

Weinhoff Gregory M

Chief Financial Officer

Officer
4,000 -1.7%
4.07
USD 16,270
4,000 -1.7% 4.07 USD 16,270
2022-10-04 2022-09-30 S Sale

HUSSAIN IQBAL J

General Counsel

Officer
3,725 -2.3%
4.07
USD 15,151
3,725 -2.3% 4.07 USD 15,151
2022-10-04 2022-09-30 S Sale

GRAINGER DAVID J

Chief Innovation Officer

Officer
2,328 -0.3%
4.07
USD 9,469
2,328 -0.3% 4.07 USD 9,469
2022-10-04 2022-09-30 S Sale

Shahidi Javad

Chief Medical Officer

Officer
2,727 -1.7%
4.07
USD 11,092
2,727 -1.7% 4.07 USD 11,092
2022-10-04 2022-09-30 S Sale

Templeman Thomas

Chief Technology Officer

Officer
2,003 -1.4%
4.07
USD 8,147
2,003 -1.4% 4.07 USD 8,147
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