Stock chart
Ticker: SRRK 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
2024-02-21 2024-02-16 S Sale

Myles Edward H

COO & CFO

Officer
4,744 -2.2%
15.74
74,686 USD
4,744 -2.2% 15.74 74,686 USD
2024-02-20 2024-02-16 S Sale

Parlavecchio Caryn

CHRO

Officer
3,751 -2.3%
15.74
59,053 USD
3,751 -2.3% 15.74 59,053 USD
2024-02-20 2024-02-16 S Sale

Ho Junlin

GENERAL COUNSEL

Officer
3,489 -1.6%
15.74
54,928 USD
3,489 -1.6% 15.74 54,928 USD
2024-02-20 2024-02-16 S Sale

Qatanani Mo

CHIEF SCIENTIFIC OFFICER

Officer
2,512 -1.7%
15.74
39,547 USD
2,512 -1.7% 15.74 39,547 USD
2024-02-20 2024-02-16 S Sale

Backstrom Jay T.

CHIEF EXECUTIVE OFFICER

Executive Director
11,614 -3.2%
15.74
182,842 USD
11,614 -3.2% 15.74 182,842 USD
2024-01-18 2024-01-16 S Sale

Ho Junlin

GENERAL COUNSEL

Officer
4,186 -2.6%
15.93
66,677 USD
4,186 -2.6% 15.93 66,677 USD
2024-01-18 2024-01-16 S Sale

Qatanani Mo

SVP AND HEAD OF RESEARCH

Officer
2,002 -2.5%
15.93
31,889 USD
2,002 -2.5% 15.93 31,889 USD
2024-01-18 2024-01-16 S Sale

Parlavecchio Caryn

CHRO

Officer
2,849 -2.4%
15.93
45,381 USD
2,849 -2.4% 15.93 45,381 USD
2024-01-18 2024-01-16 S Sale

Myles Edward H

COO & CFO

Officer
6,634 -3.9%
15.93
105,670 USD
6,634 -3.9% 15.93 105,670 USD
2023-12-29 2023-12-29 PS Planned sale

Myles Edward H

COO & CFO

Officer
300 -0.2%
19.51
5,853 USD
300 -0.2% 19.51 5,853 USD
2023-12-29 2023-12-29 PS Planned sale

Myles Edward H

COO & CFO

Officer
12,159 -6.7%
18.82
228,780 USD
12,159 -6.7% 18.82 228,780 USD
2023-12-15 2023-12-14 S Sale

Qatanani Mo

SVP AND HEAD OF RESEARCH

Officer
24,662 -23.4%
18.18
448,444 USD
24,662 -23.4% 18.18 448,444 USD
2023-12-08 2023-12-07 PS Planned sale

Myles Edward H

COO & CFO

Officer
24,914 -12.9%
17.53
436,820 USD
24,914 -12.9% 17.53 436,820 USD
2023-11-03 2023-11-02 PS Planned sale

Myles Edward H

COO & CFO

Officer
35,007 -17.2%
12.51
438,039 USD
35,007 -17.2% 12.51 438,039 USD
2023-10-18 2023-10-16 B Purchase

Samsara BioCapital GP, LLC

Large shareholder
2,189,781 +47.6%
6.85
15,000,000 USD
2,189,781 +47.6% 6.85 15,000,000 USD
2023-10-18 2023-10-16 B Purchase

AKKARAJU SRINIVAS

Non-Executive Director Large shareholder
2,189,781 +47.6%
6.85
15,000,000 USD
2,189,781 +47.6% 6.85 15,000,000 USD
2023-10-16 2023-10-12 B Purchase

Invus Public Equities, L.P.

Large shareholder
10,150 +0.1%
8.55
86,736 USD
10,150 +0.1% 8.55 86,736 USD
2023-10-16 2023-10-12 B Purchase

Invus Public Equities, L.P.

Large shareholder
2,189,781 +24.2%
6.85
15,000,000 USD
2,189,781 +24.2% 6.85 15,000,000 USD
2023-09-20 2023-09-18 S Sale

Qatanani Mo

SVP AND HEAD OF RESEARCH

Officer
1,945 -2.0%
6.34
12,331 USD
1,945 -2.0% 6.34 12,331 USD
2023-08-18 2023-08-16 S Sale

Parlavecchio Caryn

CHRO

Officer
1,353 -1.1%
6.83
9,241 USD
1,353 -1.1% 6.83 9,241 USD
2023-05-02 2023-04-28 B Purchase

Invus Public Equities, L.P.

Large shareholder
31,557 +0.3%
6.43
202,845 USD
31,557 +0.3% 6.43 202,845 USD
2023-01-11 2023-01-09 S Sale

Invus Public Equities, L.P.

Large shareholder
1,094 -0.0%
9.48
10,373 USD
1,094 -0.0% 9.48 10,373 USD
2023-01-09 2023-01-05 B Purchase

Invus Public Equities, L.P.

Large shareholder
48,774 +0.5%
9.33
455,091 USD
48,774 +0.5% 9.33 455,091 USD
2022-10-27 2022-10-25 B Purchase

Invus Public Equities, L.P.

Large shareholder
130,265 +1.5%
8.04
1,047,383 USD
130,265 +1.5% 8.04 1,047,383 USD
2022-10-07 2022-10-04 B Purchase

Invus Public Equities, L.P.

Large shareholder
66,000 +0.8%
7.89
520,760 USD
66,000 +0.8% 7.89 520,760 USD
2022-10-07 2022-10-03 B Purchase

Invus Public Equities, L.P.

Large shareholder
33,971 +0.4%
7.03
238,789 USD
33,971 +0.4% 7.03 238,789 USD
2022-06-24 2022-06-22 B Purchase

Nashat Amir

Non-Executive Director
66,142 +47.0%
4.90
324,096 USD
66,142 +47.0% 4.90 324,096 USD
2022-06-24 2022-06-22 B Purchase

Nashat Amir

Non-Executive Director
1,131,850 +47.0%
4.90
5,546,065 USD
1,131,850 +47.0% 4.90 5,546,065 USD
2021-11-15 2021-11-15 PS Planned sale

Myles Edward H

Chief Financial Officer

Officer
4,879 -16.8%
35.05
171,006 USD
4,879 -16.8% 35.05 171,006 USD
2021-11-15 2021-11-12 PS Planned sale

Myles Edward H

Chief Financial Officer

Officer
49,848 -67.4%
35.12
1,750,437 USD
49,848 -67.4% 35.12 1,750,437 USD
2021-11-15 2021-11-11 PS Planned sale

Myles Edward H

Chief Financial Officer

Officer
23,574 -49.4%
35.20
829,857 USD
23,574 -49.4% 35.20 829,857 USD
2021-10-05 2021-10-01 PS Planned sale

FLIER JEFFREY S.

Non-Executive Director
6,000 -21.2%
30.89
185,329 USD
6,000 -21.2% 30.89 185,329 USD
2021-03-17 2021-03-15 PS Planned sale

Gilman Michael

Non-Executive Director
4,696 -11.1%
65.59
307,998 USD
4,696 -11.1% 65.59 307,998 USD
2021-02-11 2021-02-08 PS Planned sale

Gilman Michael

Non-Executive Director
1,804 -4.1%
65.06
117,361 USD
1,804 -4.1% 65.06 117,361 USD
2021-01-28 2021-01-27 PS Planned sale

Carven Gregory John

Head of Research

Officer
1,561 -5.5%
57.79
90,212 USD
1,561 -5.5% 57.79 90,212 USD
2021-01-28 2021-01-27 PS Planned sale

Carven Gregory John

Head of Research

Officer
12,139 -29.9%
56.72
688,511 USD
12,139 -29.9% 56.72 688,511 USD
2021-01-28 2021-01-27 PS Planned sale

Carven Gregory John

Head of Research

Officer
5,400 -11.7%
55.87
301,680 USD
5,400 -11.7% 55.87 301,680 USD
2021-01-28 2021-01-26 PS Planned sale

Gilman Michael

Non-Executive Director
1,518 -3.3%
59.90
90,928 USD
1,518 -3.3% 59.90 90,928 USD
2021-01-28 2021-01-26 PS Planned sale

Gilman Michael

Non-Executive Director
1,500 -3.2%
59.02
88,533 USD
1,500 -3.2% 59.02 88,533 USD
2021-01-28 2021-01-26 PS Planned sale

Gilman Michael

Non-Executive Director
483 -1.0%
57.99
28,008 USD
483 -1.0% 57.99 28,008 USD
2021-01-28 2021-01-26 PS Planned sale

Carven Gregory John

Head of Research

Officer
1,064 -2.3%
61.52
65,453 USD
1,064 -2.3% 61.52 65,453 USD
2021-01-28 2021-01-26 PS Planned sale

Carven Gregory John

Head of Research

Officer
8,417 -15.2%
60.65
510,494 USD
8,417 -15.2% 60.65 510,494 USD
2021-01-28 2021-01-26 PS Planned sale

Carven Gregory John

Head of Research

Officer
9,249 -14.3%
59.69
552,098 USD
9,249 -14.3% 59.69 552,098 USD
2021-01-28 2021-01-26 PS Planned sale

Carven Gregory John

Head of Research

Officer
13,368 -17.1%
58.79
785,969 USD
13,368 -17.1% 58.79 785,969 USD
2021-01-28 2021-01-26 PS Planned sale

Carven Gregory John

Head of Research

Officer
4,676 -5.7%
57.91
270,807 USD
4,676 -5.7% 57.91 270,807 USD
2018-05-31 2018-05-29 B Purchase

Polaris Venture Management Co. VI, L.L.C.

Large shareholder
7,887 +5.3%
14.00
110,418 USD
7,887 +5.3% 14.00 110,418 USD
2018-05-31 2018-05-29 B Purchase

Polaris Venture Management Co. VI, L.L.C.

Large shareholder
134,970 +5.3%
14.00
1,889,580 USD
134,970 +5.3% 14.00 1,889,580 USD
2018-05-31 2018-05-29 B Purchase

Nashat Amir

Non-Executive Director Large shareholder
7,887 +5.3%
14.00
110,418 USD
7,887 +5.3% 14.00 110,418 USD
2018-05-31 2018-05-29 B Purchase

Nashat Amir

Non-Executive Director Large shareholder
134,970 +5.3%
14.00
1,889,580 USD
134,970 +5.3% 14.00 1,889,580 USD
2018-05-31 2018-05-29 B Purchase

Artal International S.C.A.

Large shareholder
450,000 +inf%
14.00
6,300,000 USD
450,000 +inf% 14.00 6,300,000 USD
2018-05-31 2018-05-29 B Purchase

SPRINGER TIMOTHY A

Non-Executive Director Large shareholder
71,428 +2.2%
14.00
999,992 USD
71,428 +2.2% 14.00 999,992 USD