Catalyst4, Inc.
Insider
Activist
First SEC filing: Oct. 27, 2025 · Latest: Nov. 20, 2025
Insider at
Insider transactions
7 buys (P)
0 sells (S)
Net: $191,215,066
Avg return of open purchases vs now: -20.1%
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 14, 2026 | MPLT | P | 4,400,000 | $11.38 | $50,072,000 | 25,306,689 Indirect | +21.05% | Acquired | -13.7% (price as of 2026-10-02) |
| Aug. 14, 2026 | MPLT | P | 2,928,686 | $11.38 | $33,328,447 | 2,928,686 Indirect | · | Acquired | -13.7% (price as of 2026-10-02) |
| July 30, 2026 | MPLT | P | 1,000,000 | $13.00 | $13,000,000 | 20,906,689 Indirect | +5.02% | Acquired | -24.5% (price as of 2026-10-02) |
| July 29, 2026 | MPLT | P | 3,000 | $12.63 | $37,890 | 19,906,689 Indirect | +0.02% | Acquired | -22.2% (price as of 2026-10-02) |
| July 28, 2026 | MPLT | P | 65,137 | $11.69 | $761,452 | 19,903,689 Indirect | +0.33% | Acquired | -16.0% (price as of 2026-10-02) |
| July 28, 2026 | MPLT | P | 141,088 | $10.74 | $1,515,285 | 19,838,552 Indirect | +0.72% | Acquired | -8.6% (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 14,256,288 | · | · | 14,256,288 Indirect | · | Acquired | (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | P | 5,441,176 | $17.00 | $92,499,992 | 19,697,464 Indirect | +38.17% | Acquired | -42.2% (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 148,809 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 444,846 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 1,263,768 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 275,148 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 5,444,807 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 28, 2025 | MPLT | C | 6,678,910 | · | · | 0 Indirect | -100.00% | Disposed | (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 |
|---|---|---|---|---|---|---|---|
| Aug. 14, 2026 | MPLT | Warrants (right to buy) | Voting Common Stock | $0.00 | · | 2,928,686 | Acquired |
| Oct. 28, 2025 | MPLT | Series A Preferred Stock | Voting Common Stock | · | · | 148,809 | Disposed |
| Oct. 28, 2025 | MPLT | Series A-1 Preferred Stock | Voting Common Stock | · | · | 444,846 | Disposed |
| Oct. 28, 2025 | MPLT | Series B Preferred Stock | Voting Common Stock | · | · | 1,263,768 | Disposed |
| Oct. 28, 2025 | MPLT | Series B-1 Preferred Stock | Voting Common Stock | · | · | 275,148 | Disposed |
| Oct. 28, 2025 | MPLT | Series C Preferred Stock | Voting Common Stock | · | · | 5,444,807 | Disposed |
| Oct. 28, 2025 | MPLT | Series D Preferred Stock | Voting Common Stock | · | · | 6,678,910 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 27, 2025 | MPLT | Series A Preferred Stock | 148,809 | Indirect |
| Oct. 27, 2025 | MPLT | Series A-1 Preferred Stock | 444,846 | Indirect |
| Oct. 27, 2025 | MPLT | Series B Preferred Stock | 1,263,768 | Indirect |
| Oct. 27, 2025 | MPLT | Series B-1 Preferred Stock | 275,148 | Indirect |
| Oct. 27, 2025 | MPLT | Series C Preferred Stock | 5,444,807 | Indirect |
| Oct. 27, 2025 | MPLT | Series D Preferred Stock | 6,678,910 | Indirect |