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person · Reporting owner

Ritter Andrew J

Disclosed activity across 2 companies

Tapewire entity
79136
SEC CIK
0001631671

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
FF EAI Robotics Ecosystem Inc.RTTR · Entity 7776Director · CEO and PresidentMay 18, 2020May 19, 2020
GT Biopharma, Inc.GTBP · Entity 7878DirectorMay 08, 2025May 29, 2025

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

FF EAI Robotics Ecosystem Inc.

Report date May 18, 2020 · Filed May 19, 2020

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Non-qualified Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $0.64 · Expires 2024-05-18Direct583,068 Reported balance After 2020-05-18 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2020-05-18 · Grant · Acquired 583,068 · Balance 583,068

GT Biopharma, Inc.

Report date May 08, 2025 · Filed May 29, 2025

This filing explicitly reported no securities owned.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
May 18, 2020 Filed May 19, 2020 19:42 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 GrantNon-qualified Stock Option (Right to Buy) · Derivative 583,068 $0.00 Strike: $0.64 $0.00
Disclosure

SEC source: 0001493152-20-009405 · ownership.xml · derivative · entry 1

Ritter Andrew J · CIK 0001631671 · Director · CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 583,068

Underlying: Common Stock · 583,068 shares

Expires 2024-05-18

Read SEC document
March 04, 2020 Filed Mar 13, 2020 22:13 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 SaleCommon Stock 18,750 $0.38 $7,042.50
Disclosure

SEC source: 0001382963-20-000030 · edgar.xml · nonDerivative · entry 1

Ritter Andrew J · CIK 0001631671 · Director · CEO and President

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stonehenge Partners LLC

Disclosed balance after: 81,727

F1 · ownership.nature: As a managing partner of Stonehenge Partners LLC, the Reporting Person may be deemed the beneficial owner of these securities. The Reporting Person expressly disclaims beneficial ownership over these securities except to the extent of his pecuniary interest therein.

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February 06, 2019 Filed Feb 8, 2019 20:56 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 GrantNon-qualified Stock Option (Right to Buy) · Derivative 252,000 $0.00 Strike: $0.60 $0.00
Disclosure

SEC source: 0001382963-19-000009 · edgar.xml · derivative · entry 1

Ritter Andrew J · CIK 0001631671 · Director · CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 252,000

Underlying: Common Stock · 252,000 shares

Expires 2029-02-06

F1 · derivative.exercise_date: The option vests in forty-eight (48) equal monthly installments beginning on March 6, 2019 with the balance vesting on the 6th day of each calendar month therafter until vested in full.

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June 26, 2018 Filed Jun 28, 2018 00:05 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 GrantNon-qualified Stock Option (Right to Buy) · Derivative 150,000 $0.00 Strike: $2.73 $0.00
Disclosure

SEC source: 0001382963-18-000109 · edgar.xml · derivative · entry 1

Ritter Andrew J · CIK 0001631671 · CEO and President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,000

Underlying: Common Stock · 150,000 shares

Expires 2028-06-26

F1 · derivative.exercise_date: The option vests in forty-eight (48) equal monthly installments beginning on July 26, 2018 with the balance vesting on the 26th day of each calendar month therafter until vested in full.

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January 23, 2018 Filed Jan 26, 2018 02:05 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 GrantNon-qualified Stock Option (Right to Buy) · Derivative 495,065 $0.00 Strike: $0.34 $0.00
Disclosure

SEC source: 0001382963-18-000011 · edgar.xml · derivative · entry 1

Ritter Andrew J · CIK 0001631671 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 495,065

Underlying: Common Stock · 495,065 shares

Expires 2028-01-23

F1 · derivative.exercise_date: The option vests in forty-eight (48) equal monthly installments beginning on February 23, 2018 with the balance vesting on the 23rd day of each calendar month thereafter until vested in full.

Read SEC document
October 03, 2017 Filed Oct 27, 2017 18:00 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 PurchaseWarrants (Right to Buy) · Derivative 187,500 $0.00 Strike: $0.44 $0.00
Disclosure

SEC source: 0001382963-17-000172 · edgar.xml · derivative · entry 3

Ritter Andrew J · CIK 0001631671 · President · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stonehenge Partners LLC

Disclosed balance after: 187,500

Underlying: Common Stock · 187,500 shares

Expires 2022-10-03

F1 · shares: Stonehenge Partners LLC ("Stonehenge") purchased 187,500 Class A Units of the Issuer, consisting of 187,500 shares of common stock and warrants to purchase 187,500 shares of common stock, in the Issuer's October 2017 public offering at the public offering price of $0.40 per Class A Unit. The shares of common stock and warrants that are part of the Class A Units sold to Stonehenge in the public offering were immediately separable and were issued separately in the offering.

F1 · price: Stonehenge Partners LLC ("Stonehenge") purchased 187,500 Class A Units of the Issuer, consisting of 187,500 shares of common stock and warrants to purchase 187,500 shares of common stock, in the Issuer's October 2017 public offering at the public offering price of $0.40 per Class A Unit. The shares of common stock and warrants that are part of the Class A Units sold to Stonehenge in the public offering were immediately separable and were issued separately in the offering.

F1 · derivative.underlying_shares: Stonehenge Partners LLC ("Stonehenge") purchased 187,500 Class A Units of the Issuer, consisting of 187,500 shares of common stock and warrants to purchase 187,500 shares of common stock, in the Issuer's October 2017 public offering at the public offering price of $0.40 per Class A Unit. The shares of common stock and warrants that are part of the Class A Units sold to Stonehenge in the public offering were immediately separable and were issued separately in the offering.

F2 · ownership.nature: As a managing partner of Stonehenge, the Reporting Person may be deemed the beneficial owner of these securities. The Reporting Person expressly disclaims beneficial ownership over these securities except to the extent of his pecuniary interest therein.

Read SEC document
October 03, 2017 Filed Oct 27, 2017 18:00 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 PurchaseCommon Stock 187,500 Not disclosed Not disclosed
Disclosure

SEC source: 0001382963-17-000172 · edgar.xml · nonDerivative · entry 1

Ritter Andrew J · CIK 0001631671 · President · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Stonehenge Partners LLC

Disclosed balance after: 1,004,772

F1 · shares: Stonehenge Partners LLC ("Stonehenge") purchased 187,500 Class A Units of the Issuer, consisting of 187,500 shares of common stock and warrants to purchase 187,500 shares of common stock, in the Issuer's October 2017 public offering at the public offering price of $0.40 per Class A Unit. The shares of common stock and warrants that are part of the Class A Units sold to Stonehenge in the public offering were immediately separable and were issued separately in the offering.

F1 · price: Stonehenge Partners LLC ("Stonehenge") purchased 187,500 Class A Units of the Issuer, consisting of 187,500 shares of common stock and warrants to purchase 187,500 shares of common stock, in the Issuer's October 2017 public offering at the public offering price of $0.40 per Class A Unit. The shares of common stock and warrants that are part of the Class A Units sold to Stonehenge in the public offering were immediately separable and were issued separately in the offering.

F2 · ownership.nature: As a managing partner of Stonehenge, the Reporting Person may be deemed the beneficial owner of these securities. The Reporting Person expressly disclaims beneficial ownership over these securities except to the extent of his pecuniary interest therein.

Read SEC document
October 25, 2016 Filed Oct 26, 2016 01:53 UTC FF EAI Robotics Ecosystem Inc. RTTR · Entity 7776 GrantNon-qualified Stock Option (Right to Buy) · Derivative 140,044 $0.00 Strike: $2.60 $0.00
Disclosure

SEC source: 0001382963-16-000251 · edgar.xml · derivative · entry 1

Ritter Andrew J · CIK 0001631671 · Director · President · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,044

Underlying: Common Stock · 140,044 shares

Expires 2026-10-25

F1 · derivative.exercise_date: The option vests ratably over 48 months following the public disclosure of top-line data results from the Issuer's Phase 2b/3 clinical trial.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.