SI Stock: Insider Activity, Filings & Research

SHOULDER INNOVATIONS, INC. (SI) — Drillr’s hub for SI insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, SI insiders filed 3 open-market buys and 0 sales (SEC Form 4).

SI insider trading activity (SEC Form 4)

Sentiment
100/100
Buys (3m)
3
Sells (3m)
0
Net (3m)
$78.2K
Insiders buyingCluster buying
Insider trades by month Buys Sells
Nov
Feb
Apr
Jul
Dec
Mar
Context3-month price +5.5%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Apr 30, 2026Ball Robert Josephdirector, officer: CEO & Executive ChairmanOption10,000$2.48
Apr 21, 2026Ahearn Matthew Fraserdirector, officer: Chief Operating OfficerOption14,243$2.86
Apr 21, 2026Ahearn Matthew Fraserdirector, officer: Chief Operating OfficerOption7,421$2.48
Mar 17, 2026Buchholz RicharddirectorBuy1,000$14.84
Mar 17, 2026Points Jeffrey S.officer: Chief Financial OfficerOption13,264$2.48
Mar 17, 2026BUCKMAN PAULdirectorTax3,292$14.62
Mar 17, 2026Points Jeffrey S.officer: Chief Financial OfficerBuy2,000$15.00
Mar 17, 2026BUCKMAN PAULdirectorTax3,714$14.82
Mar 17, 2026Ball Robert Josephdirector, officer: CEO & Executive ChairmanBuy2,200$15.18
Mar 17, 2026BUCKMAN PAULdirectorOption26,205$2.10
Mar 17, 2026BUCKMAN PAULdirectorOption19,401$2.48
Feb 10, 2026Ball Robert Josephdirector, officer: CEO & Executive ChairmanOption10,000$2.48
Feb 10, 2026Ball Robert Josephdirector, officer: CEO & Executive ChairmanOption2,062$2.10
Feb 3, 2026Ahearn Matthew Fraserdirector, officer: Chief Operating OfficerGrant88,450$14.16
Feb 3, 2026Points Jeffrey S.officer: Chief Financial OfficerGrant126,357$14.16

Source: SI SEC Form 4 filings, latest Apr 30, 2026. For informational purposes only — not investment advice.

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