High Sierra Technologies, Inc.

HSTIOTCHealthcare● Active

$1.25

$-0.15(-10.71%)

Market Cap$26202184

P/E Ratio—

52W High$1.55

52W Low$1

Avg Volume912.95181

Open$1.40

Beta-0.08

Insider Trades Ownership Employees

High Sierra Technologies, Inc. (HSTI) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · HSTI · as of Jun 9, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

∞

Buy/Sell (by trades)

Overall sentiment

BULLISH

↑ Buy 100%Active transactions only · RSU vesting excluded0% Sell ↓

High Sierra Technologies, Inc. insiders have been net buyers of shares over the past 12 Months, which may signal confidence in the company's outlook.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 9, 2026

HSTI insider buying and selling by quarter

HSTI insider selling · HSTI insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

8.9M4.4M0

2006 Q2

2018 Q4

2019 Q4

2021 Q1

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 9, 2026

Recent insider transactions

HSTI executive sell shares · HSTI board member insider trading · HSTI insider trading SEC filing

Showing 2 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Dec 31, 2018	Lombardi Vincent CEO and President · Director	Other	7,783,025	—	—	8,550,000	Form 4
Dec 31, 2018	VARDAKIS MICHAEL Director	Purchase	1,087,525	$0.02	$22K	1,850,000	Form 4

Date

Insider

Type

Value

Filing

Dec 31, 2018

Lombardi Vincent

CEO and President · Director

Other

7,783,025

—

Form 4

Dec 31, 2018

VARDAKIS MICHAEL

Director

Purchase

1,087,525

$22K

Form 4

Lombardi Vincent

CEO and President · Director

Other

Date

Dec 31

7,783,025

Price

—

Value

—

View Form 4 on SEC.gov

VARDAKIS MICHAEL

Director

Purchase

Date

Dec 31

1,087,525

Price

$0.02

Value

$22K

View Form 4 on SEC.gov

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About HSTI insider trading

HSTI insider trades

High Sierra Technologies, Inc. (HSTI) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including HSTI. Over the past 12 months, 0 insiders have filed transactions with the SEC. HSTI insiders have been primarily buying, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For High Sierra Technologies, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

HSTI insider trading · 5 questions

The insiders of High Sierra Technologies, Inc. (HSTI) include executives and directors such as HSTI, among others. Over the past 12 months, 0 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

HSTI board member insider tradingwho are HSTI insidersHSTI insider rosterHigh Sierra Technologies, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 9, 2026