Catalyst4, Inc.
CIK 1900201 · View on SEC EDGAR ↗
Insider
Activist
First SEC filing: Oct. 27, 2025 · Latest: Nov. 20, 2025
On this page
Insider at
Insider transactions
6 buys (P)
0 sells (S)
Net:
$98,715,074
Avg return of open purchases vs now:
0.6%
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
| 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 | 3.9% (price as of 2026-08-19) |
| Aug. 14, 2026 | MPLT | P | 2,928,686 | $11.38 | $33,328,447 | 2,928,686 Indirect | — | Acquired | 3.9% (price as of 2026-08-19) |
| July 30, 2026 | MPLT | P | 1,000,000 | $13.00 | $13,000,000 | 20,906,689 Indirect | +5.02% | Acquired | -9.1% (price as of 2026-08-19) |
| July 29, 2026 | MPLT | P | 3,000 | $12.63 | $37,890 | 19,906,689 Indirect | +0.02% | Acquired | -6.4% (price as of 2026-08-19) |
| July 28, 2026 | MPLT | P | 65,137 | $11.69 | $761,452 | 19,903,689 Indirect | +0.33% | Acquired | 1.1% (price as of 2026-08-19) |
| July 28, 2026 | MPLT | P | 141,088 | $10.74 | $1,515,285 | 19,838,552 Indirect | +0.72% | Acquired | 10.1% (price as of 2026-08-19) |
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 (2,928,686) | $0.00 | — | 2,928,686 | Acquired |
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→ Voting Common Stock (148,809) | 148,809 | Indirect |
| Oct. 27, 2025 | MPLT | Series A-1 Preferred Stock→ Voting Common Stock (444,846) | 444,846 | Indirect |
| Oct. 27, 2025 | MPLT | Series B Preferred Stock→ Voting Common Stock (1,263,768) | 1,263,768 | Indirect |
| Oct. 27, 2025 | MPLT | Series B-1 Preferred Stock→ Voting Common Stock (275,148) | 275,148 | Indirect |
| Oct. 27, 2025 | MPLT | Series C Preferred Stock→ Voting Common Stock (5,444,807) | 5,444,807 | Indirect |
| Oct. 27, 2025 | MPLT | Series D Preferred Stock→ Voting Common Stock (6,678,910) | 6,678,910 | Indirect |