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PTIX Insider Trading

Insider Ownership Percentage: 8.00%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $0.00

Atrinsic Insider Trading History Chart

This chart shows the insider buying and selling history at Atrinsic by year and by quarter.

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Atrinsic Share Price & Price History

Current Price: $1.37
Price Change: ▼ Price Decrease of -0.15 (-9.87%)
As of 12/17/2025 05:00 PM ET

This chart shows the closing price history over time for PTIX up to the past year.

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Days: 30 | 90 | 365

Atrinsic Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
10/12/2023Alexander K ArrowCFOBuy571$11.34$6,475.143,272View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Atrinsic (NASDAQ:PTIX)

7.97% of Atrinsic stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Atrinsic Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
4/12/2023FNY Investment Advisers LLC18,750$32K0.0%-75.0%0.434%Search for SEC Filing on Google Icon
2/1/2022FNY Investment Advisers LLC74,800$0.10M0.1%N/A0.441%Search for SEC Filing on Google Icon
1/10/2022FNY Investment Advisers LLC74,800$0.10M0.1%N/A0.441%Search for SEC Filing on Google Icon
11/15/2021Oracle Investment Management Inc.500,000$0.94M0.1%N/A2.980%Search for SEC Filing on Google Icon
Data available starting January 2016

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Atrinsic logo
Protagenic Therapeutics, Inc., a biopharmaceutical company, engages in the discovery and development of therapeutics to treat stress-related neuropsychiatric and mood disorders. Its lead compound comprises PT00114, a synthetic form of teneurin carboxy-terminal associated peptide, an endogenous brain signaling peptide that can dampen overactive stress responses. Protagenic Therapeutics, Inc. is headquartered in New York, New York.
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Today's Range

Now: $1.37
Low: $1.34
High: $1.52

50 Day Range

MA: $2.30
Low: $1.37
High: $3.46

52 Week Range

Now: $1.37
Low: $1.34
High: $14.28

Volume

55,994 shs

Average Volume

109,126 shs

Market Capitalization

$2.64 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.47