Michele M. Leonhart

CIK 2027457 · View on SEC EDGAR ↗

Insider

First SEC filing: June 12, 2026 · Latest: June 12, 2026

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 6 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 25, 2026 MASS M 6,486 6,485 Direct -50.00% Disposed (price as of 2026-08-21)
June 25, 2026 MASS M 6,486 27,054 Direct +31.53% Acquired (price as of 2026-08-21)
June 11, 2026 MASS A 6,209 6,209 Direct Acquired (price as of 2026-08-21)
June 11, 2026 MASS A 13,656 13,656 Direct Acquired (price as of 2026-08-21)
June 10, 2026 MASS M 14,083 0 Direct -100.00% Disposed (price as of 2026-08-21)
June 10, 2026 MASS M 14,083 20,568 Direct +217.16% Acquired (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
June 25, 2026 MASS Restricted Stock Units Common Stock (6,486) 6,486 Disposed
June 11, 2026 MASS Stock Option (option to buy) Common Stock (6,209) $8.22 June 10, 2036 6,209 Acquired
June 11, 2026 MASS Restricted Stock Units Common Stock (13,656) 13,656 Acquired
June 10, 2026 MASS Restricted Stock Units Common Stock (14,083) 14,083 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).