Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001641172-25-021635
Filing Date
2025-07-30
Accepted
2025-07-30 21:38:36
Documents
1
Period of Report
2025-07-30

Document Format Files

Seq Description Document Type Size
1 3 ownership.html 3  
1 3 ownership.xml 3 9979
  Complete submission text file 0001641172-25-021635.txt   13426
Mailing Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028
Business Address
George Jean (Reporting) CIK: 0001291804 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-42771 | Film No.: 251169044

Mailing Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028
Business Address
Plain Henry A JR (Reporting) CIK: 0001384286 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-42771 | Film No.: 251169045

Mailing Address 13827 PORT SHELDON STREET HOLLAND MI 49424
Business Address 13827 PORT SHELDON STREET HOLLAND MI 49424 616-566-0286
SHOULDER INNOVATIONS, INC. (Issuer) CIK: 0001699350 (see all company filings)

EIN.: 270538764 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3841 Surgical & Medical Instruments & Apparatus
(CF Office: 08 Industrial Applications and Services)

Mailing Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028
Business Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028 650-388-3676
Lightstone Ventures II, L.P. (Reporting) CIK: 0001699565 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-42771 | Film No.: 251169047

Mailing Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028
Business Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028 650-388-3676
Lightstone Ventures II (A), L.P. (Reporting) CIK: 0001706610 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-42771 | Film No.: 251169046

Mailing Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028
Business Address 3270 ALPINE RD. PORTOLA VALLEY CA 94028 650-388-3676
LSV Associates II, LLC (Reporting) CIK: 0001818388 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-42771 | Film No.: 251169048