Qatanani Mo 4

What Happened

• Qatanani Mo, Chief Scientific Officer of Scholar Rock (SRRK), received a grant of 29,258 restricted stock units (RSUs) on February 9, 2026. The RSUs were granted at $0.00 (no cash paid); the reported acquisition value is $0.
• These RSUs are time‑based awards that convert to shares upon vesting. The filing does not reflect an open‑market purchase or sale — this is an equity award/compensation grant, not a trade signal.

Key Details

• Transaction date: 2026-02-09; Form 4 filed: 2026-02-11 (filed within the standard two‑business‑day window).
• Grant details: 29,258 RSUs granted at $0.00; total reported acquisition value $0.
• Vesting: Per footnote, each RSU represents the right to one share upon vesting; vesting occurs in four annual installments over four years, with the first installment vesting on January 15, 2027, and annually thereafter, subject to continued service.
• Holdings after transaction: The filing notes (footnote F2) a total of 114,918 RSUs reported for the reporting person (see Form 4 footnote for details).
• Transaction type code: A = Award/Grant.

Context

• RSU grants are typically compensation/retention tools and do not indicate an immediate market purchase or sale. The shares will only become actual stock if and when the RSUs vest and are settled.