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Michael J. Dunn
Insider
First SEC filing: May 10, 2023 · Latest: May 10, 2023
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 24, 2025 | CALC | A | 47,125 | · | · | 47,125 Direct | · | Acquired | (price as of 2026-10-02) |
| April 23, 2025 | CALC | A | 125,000 | · | · | 125,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 5, 2025 | CALC | A | 65,124 | · | · | 65,124 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 9, 2024 | CALC | M | 11,761 | $1.39 | $16,348 | 11,761 Direct | · | Acquired | -77.0% (price as of 2026-10-02) |
| Sept. 9, 2024 | CALC | M | 11,761 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 27, 2024 | CALC | A | 62,500 | · | · | 62,500 Direct | · | Acquired | (price as of 2026-10-02) |
| March 28, 2024 | CALC | A | 62,500 | · | · | 62,500 Direct | · | Acquired | (price as of 2026-10-02) |
| May 8, 2023 | CALC | A | 55,190 | · | · | 55,190 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 847 | · | · | 847 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 24,747 | · | · | 24,747 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 1,954 | · | · | 1,954 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 1,323 | · | · | 1,323 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 7,915 | · | · | 7,915 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 13,147 | · | · | 13,147 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 7,915 | · | · | 7,915 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 23,589 | · | · | 23,589 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 8,640 | · | · | 8,640 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 22,777 | · | · | 22,777 Direct | · | Acquired | (price as of 2026-10-02) |
| March 20, 2023 | CALC | A | 11,761 | · | · | 11,761 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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 24, 2025 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $1.53 | April 22, 2035 | 47,125 | Acquired |
| April 23, 2025 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $1.53 | April 22, 2035 | 125,000 | Acquired |
| April 5, 2025 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $0.58 | April 4, 2036 | 65,124 | Acquired |
| Sept. 9, 2024 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $1.39 | Oct. 1, 2024 | 11,761 | Disposed |
| Aug. 27, 2024 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $4.16 | Aug. 26, 2034 | 62,500 | Acquired |
| March 28, 2024 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $4.16 | March 27, 2034 | 62,500 | Acquired |
| May 8, 2023 | CALC | Employee Stock Option (Right to Buy) | Common Stock | $3.25 | May 7, 2033 | 55,190 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $17.34 | March 19, 2023 | 847 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $17.34 | March 19, 2033 | 24,747 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $10.42 | Aug. 30, 2032 | 1,954 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $10.42 | Aug. 30, 2032 | 1,323 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $7.99 | June 30, 2031 | 7,915 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $7.99 | April 27, 2031 | 13,147 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $7.99 | April 27, 2031 | 7,915 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $6.60 | June 29, 2030 | 23,589 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $2.44 | April 24, 2029 | 8,640 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $2.44 | Aug. 1, 2028 | 22,777 | Acquired |
| March 20, 2023 | CALC | Employee Stock Option (right to buy) | Common Stock | $1.39 | Oct. 1, 2024 | 11,761 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).