Mecklenburg Gabriel M.I. 4

What Happened
Gabriel M.I. Mecklenburg, Hinge Health's Executive Chairman and co‑founder, converted 166,666 shares of convertible Class B stock into Class A common stock and sold those shares in two open‑market transactions on March 6, 2026. He sold 82,385 shares at a weighted average price of $45.02 (proceeds $3,709,170) and 84,281 shares at a weighted average price of $45.60 (proceeds $3,843,475), for total gross proceeds of approximately $7,552,645. The transactions are sales (not purchases).

Key Details

• Transaction date: March 6, 2026; Form 4 filed March 10, 2026 (timely under Section 16 rules).
• Sales: 82,385 shares @ weighted avg $45.02 (range $44.19–$45.18); 84,281 shares @ weighted avg $45.60 (range $45.19–$46.14). Total sold = 166,666 shares; total proceeds ≈ $7,552,645.
• Conversion: Report shows conversion (code C) of 166,666 derivative shares at $0 (per F4, each Class B share is convertible into one Class A share).
• Plan: Sales effected under a Rule 10b5‑1 trading plan adopted by Mr. Mecklenburg on December 1, 2025 (F1).
• Ownership after transaction: Filing does not state total Class A shares beneficially owned after these trades; filing excludes 944,250 performance stock units held by the reporting person (F5).
• Filing timeliness: Reported within the required window (no late filing indicated).

Context

• Simple explanation of the derivative entries: Mecklenburg converted convertible Class B shares into Class A shares (a non‑cash conversion) and then sold the resulting Class A shares. Conversion itself is not a cash purchase; the taxable/financial consequence stems from the subsequent sale.
• The sales were executed under a pre‑existing 10b5‑1 plan, which is often used to systematically liquidate shares and does not by itself indicate the insider’s current view of the company.
• For retail investors: purchases by insiders can be stronger signals of confidence than routine sales; these transactions appear to be planned disposals rather than opportunistic market buys.