Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 22 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.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 19, 2026 MNTS A 6,457 · · 6,476 Direct +33984.21% Acquired (price as of 2026-10-02)
May 19, 2026 MNTS A 10,635 · · 16,609 Direct +178.02% Acquired (price as of 2026-10-02)
Feb. 27, 2026 MNTS A 5,974 · · 5,974 Direct · Acquired (price as of 2026-10-02)
June 30, 2025 MNTS A 44,809 · · 44,809 Direct · Acquired (price as of 2026-10-02)
March 20, 2025 MNTS M 80 · · 272 Direct +41.67% Acquired (price as of 2026-10-02)
March 20, 2025 MNTS F 33 $1.93 $64 239 Direct -12.13% Disposed -89.2% (price as of 2026-10-02)
March 20, 2025 MNTS M 157 · · 396 Direct +65.69% Acquired (price as of 2026-10-02)
March 20, 2025 MNTS F 65 $1.93 $125 331 Direct -16.41% Disposed -89.2% (price as of 2026-10-02)
March 20, 2025 MNTS M 80 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
March 20, 2025 MNTS M 157 · · 157 Direct -50.00% Disposed (price as of 2026-10-02)
March 20, 2024 MNTS M 1,111 · · 1,843 Direct +151.78% Acquired (price as of 2026-10-02)
March 20, 2024 MNTS F 456 $0.45 $205 1,387 Direct -24.74% Disposed -96.7% (price as of 2026-10-02)
March 20, 2024 MNTS M 2,200 · · 3,587 Direct +158.62% Acquired (price as of 2026-10-02)
March 20, 2024 MNTS F 902 $0.45 $406 2,685 Direct -25.15% Disposed -96.7% (price as of 2026-10-02)
March 20, 2024 MNTS A 1,111 · · 1,111 Direct -50.00% Disposed (price as of 2026-10-02)
March 20, 2024 MNTS A 2,200 · · 4,400 Direct -33.33% Disposed (price as of 2026-10-02)
March 23, 2023 MNTS A 330,000 · · 330,000 Direct · Acquired (price as of 2026-10-02)
March 20, 2023 MNTS M 55,556 · · 55,556 Direct · Acquired (price as of 2026-10-02)
March 20, 2023 MNTS F 18,991 $0.48 $9,116 36,565 Direct -34.18% Disposed -99.9% (price as of 2026-10-02)
March 20, 2023 MNTS M 55,556 · · 111,111 Direct -33.33% Disposed (price as of 2026-10-02)
March 20, 2022 MNTS A 97,159 · · 97,159 Direct · Acquired (price as of 2026-10-02)
March 20, 2022 MNTS A 166,667 · · 166,667 Direct · Acquired (price as of 2026-10-02)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
May 19, 2026 MNTS Restricted Stock Units Class A Common Stock (10,635) · · 10,635 Acquired
Feb. 27, 2026 MNTS Restricted Stock Units Class A Common Stock (5,974) · · 5,974 Acquired
June 30, 2025 MNTS Restricted Stock Units Class A Common Stock (44,809) · · 44,809 Acquired
March 20, 2025 MNTS Restricted Stock Units Class A Common Stock (80) $0.00 · 80 Disposed
March 20, 2025 MNTS Restricted Stock Units Class A Common Stock (157) $0.00 · 157 Disposed
March 20, 2024 MNTS Restricted Stock Units Class A Common Stock (1,111) $0.00 · 1,111 Disposed
March 20, 2024 MNTS Restricted Stock Units Class A Common Stock (2,200) $0.00 · 2,200 Disposed
March 23, 2023 MNTS Restricted Stock Units Class A Common Stock (330,000) $0.00 March 20, 2026 330,000 Acquired
March 20, 2023 MNTS Restricted Stock Units Class A Common Stock (55,556) $0.00 March 20, 2025 55,556 Disposed
March 20, 2022 MNTS Stock Option (Right to Buy) Class A Common Stock (97,159) $2.54 March 20, 2032 97,159 Acquired
March 20, 2022 MNTS Class A Common Stock Class A Common Stock (166,667) $0.00 March 20, 2025 166,667 Acquired

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

Initial ownership (Form 3) 2 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
Jan. 18, 2022 MNTS Stock Option (Right to Buy)→ Class A Common Stock (3,857) 3,857 Direct
Jan. 18, 2022 MNTS Stock Option (Right to Buy)→ Class A Common Stock (370,283) 370,283 Direct

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

MNTS

CTO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $350,000 · $54,689 · · · $36,777 $441,466
2024 $350,000 · · · · · $33,906 $383,906
2023 $350,000 · $196,977 · $115,500 · $28,870 $691,347

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.