Gilde Healthcare Holding B.V. - 30 Jul 2025 Form 3 Insider Report for SHOULDER INNOVATIONS, INC. (SI)

Role: 10%+ Owner
Signature: Gilde Healthcare Holding B.V., By: /s/ Edwin de Graaf, Managing Director
Issuer symbol: SI
Transactions as of: 30 Jul 2025
Net transactions value: $0
Form type: 3
Filing time: 30 Jul 2025, 21:38:34 UTC
Next filing: 05 Aug 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Gilde Healthcare Holding B.V.	10%+ Owner	STADSPLATEAU 36, UTRECHT, NETHERLANDS	Gilde Healthcare Holding B.V., By: /s/ Edwin de Graaf, Managing Director	30 Jul 2025	0001420106

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	SI	Series D Convertible Preferred Stock							30 Jul 2025	Common Stock	1,743,156		See Footnote	F1, F2
holding	SI	Series E Convertible Preferred Stock							30 Jul 2025	Common Stock	537,326		See Footnote	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer will automatically convert into shares of Common Stock on a one-for-0.052410901 basis. The shares of preferred stock have no expiration date.
F2	Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. and managed by Edwin de Graaf and Pieter van der Meer. Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde.

Content

Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer will automatically convert into shares of Common Stock on a one-for-0.052410901 basis. The shares of preferred stock have no expiration date.

Held directly by Cooperatieve Gilde Healthcare V U.A. ("Gilde"). Gilde Healthcare V Management B.V. is the managing director of Gilde and has sole voting and dispositive power with respect to the shares held by Gilde. Gilde Healthcare V Management B.V. is owned by Gilde Healthcare Holding B.V. and managed by Edwin de Graaf and Pieter van der Meer. Geoff Pardo is a partner at Gilde and may be deemed to share voting and dispositive power with respect to the shares held of record by Gilde.