Insider at

04

Insider transactions

05
0 buys (P) 4 sells (S) Net: $-2,315,469 + 38 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

38 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
March 16, 2026 MIRM S 16,515 $91.98 $1,519,050 40,272 Direct -29.08% Disposed -10.9% (price as of 2026-10-05)
Feb. 2, 2026 MIRM S 2,631 $103.30 $271,782 20,655 Direct -11.30% Disposed -20.6% (price as of 2026-10-05)
Jan. 26, 2026 MIRM S 3,143 $96.19 $302,325 23,286 Direct -11.89% Disposed -14.8% (price as of 2026-10-05)
Jan. 22, 2026 MIRM S 2,382 $93.33 $222,312 20,679 Direct -10.33% Disposed -12.2% (price as of 2026-10-05)
March 17, 2025 MIRM S 7,879 $44.21 $348,331 18,672 Direct -29.67% Disposed 85.4% (price as of 2026-10-05)
March 4, 2025 MIRM S 13,681 $45.57 $623,443 13,280 Direct -50.74% Disposed 79.9% (price as of 2026-10-05)
March 4, 2025 MIRM S 1,169 $45.74 $53,470 12,111 Direct -8.80% Disposed 79.2% (price as of 2026-10-05)
Feb. 3, 2025 MIRM S 2,627 $48.22 $126,674 26,961 Direct -8.88% Disposed 70.0% (price as of 2026-10-05)
Jan. 24, 2025 MIRM S 3,177 $47.92 $152,242 29,588 Direct -9.70% Disposed 71.1% (price as of 2026-10-05)
Jan. 7, 2025 MIRM S 1,998 $42.82 $85,554 27,015 Direct -6.89% Disposed 91.5% (price as of 2026-10-05)
March 25, 2024 MIRM S 4,303 $25.80 $111,017 29,013 Direct -12.92% Disposed 217.8% (price as of 2026-10-05)
Feb. 2, 2024 MIRM S 1,790 $26.19 $46,880 34,695 Direct -4.91% Disposed 213.0% (price as of 2026-10-05)
Jan. 8, 2024 MIRM S 1,408 $28.03 $39,466 36,485 Direct -3.72% Disposed 192.5% (price as of 2026-10-05)
July 3, 2023 MIRM S 1,425 $25.65 $36,551 37,675 Direct -3.64% Disposed 219.6% (price as of 2026-10-05)
Jan. 9, 2023 MIRM S 1,379 $20.62 $28,435 33,316 Direct -3.97% Disposed 297.6% (price as of 2026-10-05)
Oct. 1, 2021 MIRM S 1,364 $19.26 $26,271 11,273 Direct -10.79% Disposed 325.7% (price as of 2026-10-05)

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
June 5, 2026 MIRM Stock Option (right to buy) Common Stock (16,988) $19.19 Jan. 6, 2031 16,988 Disposed
March 15, 2026 MIRM Performance Restricted Stock Units Common Stock (7,220) · · 7,220 Disposed
March 15, 2026 MIRM Performance Restricted Stock Units Common Stock (23,000) · · 23,000 Disposed
March 6, 2026 MIRM Stock Option (right to buy) Common Stock (5,912) $15.87 Jan. 5, 2032 5,912 Disposed
Jan. 28, 2026 MIRM Stock Option (right to buy) Common Stock (25,120) $100.85 Jan. 27, 2036 25,120 Acquired
Jan. 28, 2026 MIRM Restricted Stock Units Common Stock (16,280) · · 16,280 Acquired
Jan. 28, 2026 MIRM Performance Restricted Stock Units Common Stock (34,500) · · 34,500 Acquired
Jan. 23, 2026 MIRM Restricted Stock Units Common Stock (5,750) · · 5,750 Disposed
Jan. 21, 2026 MIRM Restricted Stock Units Common Stock (4,167) · · 4,167 Disposed
March 15, 2025 MIRM Performance Restricted Stock Units Common Stock (14,440) · · 14,440 Disposed
Jan. 23, 2025 MIRM Restricted Stock Units Common Stock (5,750) · · 5,750 Disposed
Jan. 21, 2025 MIRM Stock Option (right to buy) Common Stock (50,000) $47.98 Jan. 20, 2035 50,000 Acquired
Jan. 21, 2025 MIRM Restricted Stock Units Common Stock (12,500) · · 12,500 Acquired
Jan. 21, 2025 MIRM Performance Restricted Stock Units Common Stock (21,660) · · 21,660 Acquired
Jan. 23, 2024 MIRM Stock Option (right to buy) Common Stock (70,000) $26.49 Jan. 22, 2034 70,000 Acquired
Jan. 23, 2024 MIRM Restricted Stock Units Common Stock (17,250) · · 17,250 Acquired
Jan. 31, 2023 MIRM Stock Option (right to buy) Common Stock (57,750) $23.48 Jan. 30, 2033 57,750 Acquired
Jan. 6, 2022 MIRM Stock Option (right to buy) Common Stock (60,000) $15.87 Jan. 5, 2032 60,000 Acquired
Jan. 7, 2021 MIRM Stock Option (right to buy) Common Stock (65,000) $19.19 Jan. 6, 2031 65,000 Acquired
April 28, 2020 MIRM Stock Option (right to buy) Common Stock (185,000) $16.26 April 27, 2030 185,000 Acquired

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

Initial ownership (Form 3) 1 holding

07

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

DateTickerSecuritySharesOwnership
April 30, 2020 MIRM Common Stock 2,645 Direct

Compensation (DEF 14A)

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

MIRM

COO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2022 $467,500 · $158,700 $670,596 $252,450 · $12,200 $1,561,446
2021 $425,000 · $207,919 $946,010 $212,500 · $11,600 $1,803,029

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