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Scholar Rock Holding Corp

SRRK Net selling
CIK 0001727196 #1156 in the set updated 17 Sep 2026
Bought (120 mo)
$84.71M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$173.86M
$39.46M on a plan · $34.49M straight out of an exercise
Sold at will
$99.91M
63 of 156 sales
Net
−$89.15M
−$15.20M against sales at will

By person

31 insiders · 188 transactions
141×

David Hallal holds 141 times base salary in stock. $90.09M of shares against $637.50K in salary for 2025.

Salary from the company's own proxy. The shares are what David Hallal last reported holding, valued at $54.96, the price Common Stock was last bought or sold at on the open market here, on 1 Jul 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Invus Public Equities, L.P.
10% owner
$17.55M (7)
$82.41M (7)
−$64.86M
9,250,005
7.60%
$508.42M
+5.7%
Myles Edward H
COO & CFO
—
$16.81M (19) scheduled
−$16.81M
111,345
0.0914%
$6.12M
−70.1%
Samsara BioCapital GP, LLC entity
10% owner
$15.00M (1)
—
+$15.00M
6,788,609
5.57%
$373.13M
+47.6%
Qatanani Mo
CHIEF SCIENTIFIC OFFICER
—
$13.37M (24) scheduled
−$13.37M
98,445
0.0808%
$5.41M
−0.5%
Nashat Amir
Director
$7.87M (4)
—
+$7.87M
38,639
0.0317%
$2.12M
—
Artal International S.C.A.
10% owner
$6.30M (1)
—
+$6.30M
2,396,040
1.97%
$131.70M
—
Marantz Jing L.
CHIEF MEDICAL OFFICER
—
$4.06M (12) scheduled
−$4.06M
126,012
0.1035%
$6.93M
—
Hallal David
Chief Executive Officer
—
$3.97M (2)
−$3.97M
1,639,034
1.35%
$90.09M
+460.2%
Carven Gregory John
Chief Scientific Officer
—
$3.27M (8) scheduled
−$3.27M
128,208
0.1053%
$7.05M
+134.8%
FLIER JEFFREY S.
Director
—
$2.21M (13) scheduled
−$2.21M
27,856
0.0229%
$1.53M
−36.4%
Polaris Venture Management Co. VI, L.L.C. entity
10% owner
$2.00M (2)
—
+$2.00M
156,395
0.1284%
$8.60M
—
Backstrom Jay T.
CHIEF EXECUTIVE OFFICER
—
$1.85M (3)
−$1.85M
425,561
0.3494%
$23.39M
—
Ho Junlin
GENERAL COUNSEL
—
$1.82M (8)
−$1.82M
241,545
0.1983%
$13.28M
+525.2%
Vaishnaw Akshay
President of R&D
—
$1.68M (4)
−$1.68M
630,542
0.5177%
$34.66M
+6,569%
Parlavecchio Caryn
CHRO
—
$1.63M (11)
−$1.63M
169,087
0.1388%
$9.29M
+281.7%
Sacco Tracey
Chief Commercial Officer
—
$1.32M (7) scheduled
−$1.32M
71,750
0.0589%
$3.94M
—
Sinha Vikas
Chief Financial Officer
—
$1.23M (2)
−$1.23M
619,856
0.5090%
$34.07M
—
Woods Keith
Chief Operating Officer
—
$1.22M (2)
−$1.22M
620,055
0.5091%
$34.08M
—
SPRINGER TIMOTHY A
10% owner
$999.99K (1)
—
+$999.99K
2,376,567
1.95%
$130.63M
+64.5%
Gilman Michael
Director
—
$870.19K (10) scheduled
−$870.19K
59,511
0.0489%
$3.27M
+35.4%
AKKARAJU SRINIVAS
Director
$34.99M (10)
$34.39M (3) scheduled
+$603.31K
6,395,585
5.25%
$351.53M
+70.2%
Peng Katie
Director
—
$502.00K (10) scheduled
−$502.00K
34,301
0.0282%
$1.89M
—
Moore Erin
Interim PFO and PAO
—
$449.24K (1) scheduled
−$449.24K
82,609
0.0678%
$4.54M
0.0%
Burow Kristina
Director
—
$324.57K (4) scheduled
−$324.57K
2,460,368
2.02%
$135.23M
—
Reed Joshua
Director
—
$324.53K (4) scheduled
−$324.53K
19,518
0.0160%
$1.07M
—
Brudnick Richard
Director
—
$180.53K (2) scheduled
−$180.53K
21,896
0.0180%
$1.20M
—
Invus Global Management, LLC entity
10% owner
—
—
—
10,825,013
8.89%
$594.99M
+17.0%
ARCH Venture Fund VIII, L.P. entity
10% owner
—
—
—
2,637,617
2.17%
$144.97M
—
Mahanthappa Nagesh K.
Interim CEO and President
—
—
—
480,491
0.3945%
$26.41M
+26.3%
CHYUNG YUNG H.
Chief Medical Officer
—
—
—
258,496
0.2123%
$14.21M
+25.1%
Kingsley Stuart A
President and CEO
—
—
—
42,000
0.0345%
$2.31M
—

Individual transactions

63
Insider
Date
Role
Action
Shares
Price
Amount
Hallal David
16 Apr 2026
Chief Executive Officer
Sell
30,615
$49.57
$1.52M
Sinha Vikas
16 Apr 2026
Chief Financial Officer
Sell
10,410
$49.57
$516.07K
Vaishnaw Akshay
16 Apr 2026
President of R&D
Sell
12,246
$49.57
$607.09K
Woods Keith
16 Apr 2026
Chief Operating Officer
Sell
10,220
$49.57
$506.65K
Qatanani Mo
17 Feb 2026
CHIEF SCIENTIFIC OFFICER
Sell
7,989
$46.53
$371.71K
Parlavecchio Caryn
17 Feb 2026
CHRO
Sell
9,035
$46.53
$420.38K
Ho Junlin
17 Feb 2026
GENERAL COUNSEL
Sell
9,580
$46.53
$445.74K
Marantz Jing L.
17 Feb 2026
CHIEF MEDICAL OFFICER
Sell
4,157
$46.53
$193.42K
Ho Junlin
16 Jan 2026
GENERAL COUNSEL
Sell
8,016
$44.48
$356.53K
Marantz Jing L.
16 Jan 2026
CHIEF MEDICAL OFFICER
Sell
5,798
$44.48
$257.88K
Parlavecchio Caryn
16 Jan 2026
CHRO
Sell
6,600
$44.48
$293.55K
Qatanani Mo
16 Jan 2026
CHIEF SCIENTIFIC OFFICER
Sell
8,406
$44.48
$373.88K
Hallal David
13 Jan 2026
Chief Executive Officer
Sell
57,450
$42.70
$2.45M
Vaishnaw Akshay
13 Jan 2026
President of R&D
Sell
20,438
$42.70
$872.70K
Woods Keith
13 Jan 2026
Chief Operating Officer
Sell
16,746
$42.70
$715.05K
Sinha Vikas
13 Jan 2026
Chief Financial Officer
Sell
16,755
$42.70
$715.44K
Qatanani Mo
22 Sep 2025
CHIEF SCIENTIFIC OFFICER
Sell
3,353
$30.67
$102.85K
Qatanani Mo
16 Sep 2025
CHIEF SCIENTIFIC OFFICER
Sell
3,178
$33.52
$106.53K
Parlavecchio Caryn
18 Aug 2025
CHRO
Sell
2,178
$31.17
$67.88K
Ho Junlin
16 Jun 2025
GENERAL COUNSEL
Sell
7,442
$32.00
$238.15K
Parlavecchio Caryn
16 Jun 2025
CHRO
Sell
6,186
$32.00
$197.96K
Qatanani Mo
16 Jun 2025
CHIEF SCIENTIFIC OFFICER
Sell
3,668
$32.00
$117.38K
Backstrom Jay T.
18 Feb 2025
CHIEF EXECUTIVE OFFICER
Sell
18,372
$36.83
$676.62K
Ho Junlin
18 Feb 2025
GENERAL COUNSEL
Sell
5,742
$36.83
$211.47K
Myles Edward H
18 Feb 2025
COO & CFO
Sell
7,809
$36.83
$287.60K
Parlavecchio Caryn
18 Feb 2025
CHRO
Sell
5,296
$36.83
$195.05K
Ho Junlin
16 Jan 2025
GENERAL COUNSEL
Sell
9,039
$44.20
$399.50K
Myles Edward H
16 Jan 2025
COO & CFO
Sell
12,539
$44.20
$554.19K
Parlavecchio Caryn
16 Jan 2025
CHRO
Sell
6,434
$44.20
$284.36K
Qatanani Mo
16 Jan 2025
CHIEF SCIENTIFIC OFFICER
Sell
7,347
$44.20
$324.72K
Sacco Tracey
16 Jan 2025
Chief Commercial Officer
Sell
3,890
$44.20
$171.93K
Marantz Jing L.
16 Jan 2025
CHIEF MEDICAL OFFICER
Sell
5,655
$44.20
$249.94K
Backstrom Jay T.
16 Jan 2025
CHIEF EXECUTIVE OFFICER
Sell
22,308
$44.20
$985.95K
Invus Public Equities, L.P.
10 Dec 2024
10% owner
Sell
1,600,000
$41.65
$66.64M
Invus Public Equities, L.P.
25 Nov 2024
10% owner
Sell
149
$40.98
$6.11K
Invus Public Equities, L.P.
25 Nov 2024
10% owner
Sell
30,683
$40.14
$1.23M
Invus Public Equities, L.P.
25 Nov 2024
10% owner
Sell
126,442
$39.51
$5.00M
Invus Public Equities, L.P.
25 Nov 2024
10% owner
Sell
43,887
$38.43
$1.69M
Invus Public Equities, L.P.
25 Nov 2024
10% owner
Sell
208,272
$37.63
$7.84M
Qatanani Mo
16 Sep 2024
CHIEF SCIENTIFIC OFFICER
Sell
1,936
$8.58
$16.61K
Parlavecchio Caryn
16 Aug 2024
CHRO
Sell
1,451
$9.33
$13.54K
Ho Junlin
17 Jun 2024
GENERAL COUNSEL
Sell
4,695
$8.98
$42.18K
Myles Edward H
17 Jun 2024
COO & CFO
Sell
9,458
$8.98
$84.98K
Parlavecchio Caryn
17 Jun 2024
CHRO
Sell
4,305
$8.98
$38.68K
Qatanani Mo
17 Jun 2024
CHIEF SCIENTIFIC OFFICER
Sell
2,315
$8.99
$20.80K
Backstrom Jay T.
16 Feb 2024
CHIEF EXECUTIVE OFFICER
Sell
11,614
$15.74
$182.84K
Ho Junlin
16 Feb 2024
GENERAL COUNSEL
Sell
3,489
$15.74
$54.93K
Parlavecchio Caryn
16 Feb 2024
CHRO
Sell
3,751
$15.74
$59.05K
Qatanani Mo
16 Feb 2024
CHIEF SCIENTIFIC OFFICER
Sell
2,512
$15.74
$39.55K
Myles Edward H
16 Feb 2024
COO & CFO
Sell
4,744
$15.74
$74.69K
Ho Junlin
16 Jan 2024
GENERAL COUNSEL
Sell
4,186
$15.93
$66.68K
Myles Edward H
16 Jan 2024
COO & CFO
Sell
6,634
$15.93
$105.67K
Parlavecchio Caryn
16 Jan 2024
CHRO
Sell
2,849
$15.93
$45.38K
Qatanani Mo
16 Jan 2024
SVP AND HEAD OF RESEARCH
Sell
2,002
$15.93
$31.89K
Qatanani Mo
18 Sep 2023
SVP AND HEAD OF RESEARCH
Sell
1,945
$6.34
$12.33K
Parlavecchio Caryn
16 Aug 2023
CHRO
Sell
1,353
$6.83
$9.24K
Invus Public Equities, L.P.
9 Jan 2023
10% owner
Sell
1,094
$9.48
$10.37K
FLIER JEFFREY S.
1 Oct 2021
Director
Sell indirect
6,000
$30.89
$185.33K
FLIER JEFFREY S.
20 Sep 2021
Director
Sell
500
$34.09
$17.05K
FLIER JEFFREY S.
26 Jul 2021
Director
Sell indirect
3,037
$31.48
$95.61K
FLIER JEFFREY S.
26 Jul 2021
Director
Sell indirect
2,963
$31.84
$94.35K
Gilman Michael
15 Mar 2021
Director
Sell
4,696
$65.59
$308.00K
Gilman Michael
8 Feb 2021
Director
Sell
1,804
$65.06
$117.36K
Show all 188 transactions →

What was left out

Form 4 filings counted 279
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 13
Sales on a Rule 10b5-1 plan 44
Sales straight out of an exercise 49
Sales at will 63
Transactions with no price 0
Shares from compensation/vesting 30,368,050
Sales filed before the plan box existed 7
History held since 31 May 2018