Matthew Angel

CIK 1931356 · View on SEC EDGAR ↗

Insider Activist

First SEC filing: Feb. 6, 2026 · Latest: March 25, 2026

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Insider transactions

3 buys (P) 0 sells (S) Net: $500,001 + 2 non-open-market transactions below Avg return of open purchases vs now: -50.5% 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

2 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
March 24, 2026 TPST P 231,482 — — 231,482 Indirect — Acquired (price as of 2026-08-20)
March 24, 2026 TPST P 231,482 — — 231,482 Indirect — Acquired (price as of 2026-08-20)
March 24, 2026 TPST P 231,482 $2.16 $500,001 231,482 Indirect — Acquired -50.5% (price as of 2026-08-20)

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
March 24, 2026 TPST Series B Warrant (right to buy) Common Stock (231,482) $2.16 — 231,482 Acquired
March 24, 2026 TPST Series A Warrant (right to buy) Common Stock (231,482) $2.16 — 231,482 Acquired
Jan. 12, 2023 ERNAW Stock Option (right to buy) Common Stock, par value $0.005 per share (132,003) $4.84 Jan. 12, 2033 132,003 Acquired
Aug. 1, 2022 ERNAW Stock Option (right to buy) Common Stock, par value $0.005 per share (2,487,003) $0.49 Aug. 1, 2032 2,487,003 Acquired

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

Initial ownership (Form 3) 3 holdings

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

Date Ticker Security Shares Ownership
Feb. 6, 2026 TPST Common Stock 8,268,495 Indirect
June 1, 2022 ERNAW Common Stock 909,003 Direct
June 1, 2022 ERNAW Common Stock 2,580,663 Indirect

Compensation (DEF 14A)

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

ERNAW

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2022 — $210,959 — — — — $29,842 $1,151,254

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