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SHOULDER INNOVATIONS, INC.

SI Net buying
CIK 0001699350 #3172 in the set updated 17 Sep 2026
Bought (120 mo)
$12.04M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$5.47M
$839.06K on a plan · $187.71K straight out of an exercise
Sold at will
$4.44M
10 of 17 sales
Net
+$6.57M
+$7.60M against sales at will

By person

13 insiders · 48 transactions
15.0×

Robert Ball holds 15.0 times base salary in stock. $7.03M of shares against $467.94K in salary for 2025.

Salary from the company's own proxy. The shares are what Robert Ball last reported holding, valued at $18.45, the price Common Stock was last bought or sold at on the open market here, on 14 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Carusi Michael A
Director
$4.00M (1)
+$4.00M
1,892,802
9.09%
$34.92M
LSV Associates II, LLC entity
Former 10% Owner
$4.00M (1)
+$4.00M
1,885,136
9.05%
$34.78M
Gilde Healthcare Holding B.V. entity
10% owner
$1.50M (1)
$4.44M (10)
−$2.94M
4,373,024
21.01%
$80.67M
+99.9%
Pardo Geoffrey B
Director
$1.50M (1)
+$1.50M
2,388,148
11.47%
$44.06M
Ahearn Matthew Fraser
Chief Operating Officer
$839.06K (6) scheduled
−$839.06K
244,176
1.17%
$4.50M
+164.1%
Tansey Casey M
Director
$600.00K (1)
+$600.00K
973,843
4.68%
$17.97M
Buchholz Richard
Director
$89.84K (2)
+$89.84K
18,712
0.0899%
$345.20K
Points Jeffrey S.
Chief Financial Officer
$85.45K (5)
+$85.45K
70,835
0.3402%
$1.31M
+88.5%
Ball Robert Joseph
CEO & Executive Chairman
$263.16K (5)
$187.71K (1) scheduled
+$75.45K
380,824
1.83%
$7.03M
+117.9%
Blue David Lawrence
See Remarks
139,372
0.6694%
$2.57M
BUCKMAN PAUL
Director
63,750
0.3062%
$1.18M
+921.6%
Sidow Kevin K.
Director
25,056
0.1204%
$462.23K
Hykes Andrew
Director
6,769
0.0325%
$124.87K
+292.9%
Insider
Date
Role
Action
Shares
Price
Amount
Ball Robert Joseph
14 Sep 2026
CEO & Executive Chairman
Sold after exercise
10,175
$18.45
$187.71K
Gilde Healthcare Holding B.V.
26 Aug 2026
10% owner
Sell indirect
1,196
$22.60
$27.03K
Gilde Healthcare Holding B.V.
24 Aug 2026
10% owner
Sell indirect
681
$22.62
$15.40K
Gilde Healthcare Holding B.V.
21 Aug 2026
10% owner
Sell indirect
20,516
$22.61
$463.87K
Gilde Healthcare Holding B.V.
20 Aug 2026
10% owner
Sell indirect
3,900
$22.60
$88.14K
Ahearn Matthew Fraser
18 Aug 2026
Chief Operating Officer
Sold on a plan
1,600
$21.38
$34.21K
Ahearn Matthew Fraser
18 Aug 2026
Chief Operating Officer
Sold on a plan
12,586
$20.94
$263.49K
Ahearn Matthew Fraser
17 Aug 2026
Chief Operating Officer
Sold on a plan
8,314
$20.10
$167.10K
Gilde Healthcare Holding B.V.
6 Aug 2026
10% owner
Sell indirect
2,095
$22.60
$47.35K
Gilde Healthcare Holding B.V.
5 Aug 2026
10% owner
Sell indirect
7,338
$22.64
$166.13K
Gilde Healthcare Holding B.V.
4 Aug 2026
10% owner
Sell indirect
99,812
$22.77
$2.27M
Gilde Healthcare Holding B.V.
3 Aug 2026
10% owner
Sell indirect
10,751
$22.71
$244.16K
Gilde Healthcare Holding B.V.
31 Jul 2026
10% owner
Sell indirect
20,034
$22.73
$455.37K
Gilde Healthcare Holding B.V.
30 Jul 2026
10% owner
Sell indirect
28,245
$23.36
$659.80K
Ahearn Matthew Fraser
15 Jun 2026
Chief Operating Officer
Sold on a plan
2,500
$19.26
$48.15K
Ahearn Matthew Fraser
15 Jun 2026
Chief Operating Officer
Sold on a plan
1,644
$18.20
$29.92K
Ahearn Matthew Fraser
12 Jun 2026
Chief Operating Officer
Sold on a plan
15,856
$18.68
$296.19K
Ball Robert Joseph
30 Apr 2026
CEO & Executive Chairman
Exercised, kept
10,000
$2.48
$24.80K
Ahearn Matthew Fraser
20 Apr 2026
Chief Operating Officer
Exercised, kept
14,243
$2.86
$40.76K
Ahearn Matthew Fraser
20 Apr 2026
Chief Operating Officer
Exercised, kept
7,421
$2.48
$18.41K
Ball Robert Joseph
13 Mar 2026
CEO & Executive Chairman
Buy
2,200
$15.18
$33.39K
Buchholz Richard
13 Mar 2026
Director
Buy
1,000
$14.84
$14.84K
BUCKMAN PAUL
13 Mar 2026
Director
Exercised, kept
26,205
$2.10
$55.00K
BUCKMAN PAUL
13 Mar 2026
Director
Exercised, kept
19,401
$2.48
$48.12K
Points Jeffrey S.
13 Mar 2026
Chief Financial Officer
Buy
2,000
$15.00
$30.00K
Points Jeffrey S.
13 Mar 2026
Chief Financial Officer
Exercised, kept
13,264
$2.48
$32.90K
Ball Robert Joseph
6 Feb 2026
CEO & Executive Chairman
Exercised, kept
2,062
$2.10
$4.33K
Ball Robert Joseph
6 Feb 2026
CEO & Executive Chairman
Exercised, kept
10,000
$2.48
$24.80K
Ball Robert Joseph
12 Dec 2025
CEO & Executive Chairman
Buy
3,900
$14.89
$58.08K
Points Jeffrey S.
12 Dec 2025
Chief Financial Officer
Buy
1,005
$14.98
$15.05K
Ball Robert Joseph
11 Dec 2025
CEO & Executive Chairman
Buy
3,300
$14.83
$48.93K
Points Jeffrey S.
11 Dec 2025
Chief Financial Officer
Buy
995
$14.65
$14.58K
Ball Robert Joseph
12 Sep 2025
CEO & EXECUTIVE CHAIRMAN
Buy
6,000
$15.49
$92.95K
Blue David Lawrence
12 Sep 2025
SEE REMARKS
Exercised, kept
15,778
$2.48
$39.14K
Blue David Lawrence
12 Sep 2025
SEE REMARKS
Exercised, kept
78,616
$2.10
$165.00K
Points Jeffrey S.
12 Sep 2025
CHIEF FINANCIAL OFFICER
Buy
1,600
$15.67
$25.07K
Ahearn Matthew Fraser
11 Sep 2025
CHIEF OPERATING OFFICER
Exercised, kept
16,443
$2.48
$40.79K
Ahearn Matthew Fraser
11 Sep 2025
CHIEF OPERATING OFFICER
Exercised, kept
78,616
$2.10
$165.00K
Ahearn Matthew Fraser
11 Sep 2025
CHIEF OPERATING OFFICER
Exercised, kept
12,286
$0.93
$11.49K
Ball Robert Joseph
11 Sep 2025
CEO & EXECUTIVE CHAIRMAN
Buy
2,000
$14.90
$29.81K
Points Jeffrey S.
11 Sep 2025
CHIEF FINANCIAL OFFICER
Exercised, kept
13,264
$2.48
$32.90K
Points Jeffrey S.
1 Aug 2025
CHIEF FINANCIAL OFFICER
Buy indirect
50
$15.00
$750.00
Tansey Casey M
1 Aug 2025
Director
Buy
40,000
$15.00
$600.00K
Pardo Geoffrey B
1 Aug 2025
Director
Buy indirect
100,000
$15.00
$1.50M
LSV Associates II, LLC
1 Aug 2025
Former 10% Owner
Buy indirect
266,666
$15.00
$4.00M
Buchholz Richard
1 Aug 2025
Director
Buy
5,000
$15.00
$75.00K
Carusi Michael A
1 Aug 2025
Director
Buy indirect
266,666
$15.00
$4.00M
Gilde Healthcare Holding B.V.
1 Aug 2025
10% owner
Buy indirect
100,000
$15.00
$1.50M

What was left out

Form 4 filings counted 46
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 1
Sales on a Rule 10b5-1 plan 6
Sales straight out of an exercise 1
Sales at will 10
Transactions with no price 0
Shares from compensation/vesting 11,198,453
History held since 5 Aug 2025