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person · Reporting owner

Steinhart Richard I

Disclosed activity across 3 companies

Tapewire entity
10174
SEC CIK
0001293789

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
ATOSSA THERAPEUTICS, INC.ATOS · Entity 7556DirectorMay 12, 2026May 14, 2026
Actinium Pharmaceuticals, Inc.ATNM · Entity 7435DirectorSeptember 02, 2026September 04, 2026
BioXcel Therapeutics, Inc.BTAI · Entity 8380Chief Financial OfficerJune 15, 2026June 18, 2026

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.

ATOSSA THERAPEUTICS, INC.

Report date May 12, 2026 · Filed May 14, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect10,000 Reported balance After 2026-05-12 transaction · row 1
1 source row

Row 1 · 2026-05-12 · Grant · Acquired 10,000 · Balance 10,000

F1: Represents a grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. The RSUs shall vest on the first anniversary of May 12, 2026.

Filing footnotes · ownership attribution and instrument terms

F1: Represents a grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. The RSUs shall vest on the first anniversary of May 12, 2026.

Actinium Pharmaceuticals, Inc.

Report date September 02, 2026 · Filed September 04, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect63,116 Reported balance After 2026-09-02 transaction · row 1
1 source row

Row 1 · 2026-09-02 · Grant · Acquired 62,800 · Balance 63,116

F1: Represents a grant of restricted stock units ("RSUs"). The RSUs vest as follows: 1/3 on the first anniversary of the date of grant, 1/3 on the second anniversary of the date of grant and 1/3 on the third anniversary of the date of grant.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.00 · Expires 2036-09-02Direct94,200 Reported balance After 2026-09-02 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-09-02 · Grant · Acquired 94,200 · Balance 94,200

F2: The stock options vest and become exercisable in fifty equal monthly tranches beginning on the date of grant.

Filing footnotes · ownership attribution and instrument terms

F1: Represents a grant of restricted stock units ("RSUs"). The RSUs vest as follows: 1/3 on the first anniversary of the date of grant, 1/3 on the second anniversary of the date of grant and 1/3 on the third anniversary of the date of grant.

F2: The stock options vest and become exercisable in fifty equal monthly tranches beginning on the date of grant.

BioXcel Therapeutics, Inc.

Report date June 15, 2026 · Filed June 18, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect26,335 Reported balance After 2026-06-15 transaction · row 1
1 source row

Row 1 · 2026-06-15 · Exercise / conversion · Acquired 35 · Balance 26,335

F1: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect212 Reported balance After 2026-06-15 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-06-15 · Exercise / conversion · Disposed 35 · Balance 212

F1: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

F2: On March 15, 2023, the Reporting Person was granted 562 RSUs, vesting as to 25% of the total number of RSUs on the first anniversary of March 15, 2023 and as to 6.25% of the total number of RSUs at the end of each successive three-month period thereafter, subject to the Reporting Person's continuous employment with the Issuer through the relevant vesting dates.

Filing footnotes · ownership attribution and instrument terms

F1: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

F2: On March 15, 2023, the Reporting Person was granted 562 RSUs, vesting as to 25% of the total number of RSUs on the first anniversary of March 15, 2023 and as to 6.25% of the total number of RSUs at the end of each successive three-month period thereafter, subject to the Reporting Person's continuous employment with the Issuer through the relevant vesting dates.

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 15, 2020 Filed May 19, 2020 18:06 UTC ATOSSA THERAPEUTICS, INC. ATOS · Entity 7556 GrantStock Option (right to buy) · Derivative 45,000 $0.00 Strike: $1.70 $0.00
Disclosure

SEC source: 0001437749-20-011263 · rdgdoc.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,000

Underlying: Common Stock · 45,000 shares

Expires 2030-05-15

F1 · derivative.exercise_date: The options shall vest on a quarterly basis over the next 12 months. Option grant was issued at 4:30 p.m. (ET) on May 15, 2020 with an exercise price of $1.70, representing the most recently reported closing stock price at the time of grant.

Read SEC document
July 12, 2019 Filed Jul 16, 2019 21:19 UTC Actinium Pharmaceuticals, Inc. ATNM · Entity 7435 GrantOptions to purchase common stock · Derivative 250,000 $0.23 Strike: $0.23 $58,000.00
Disclosure

SEC source: 0001213900-19-012891 · ownership.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 250,000

Underlying: Common Stock · 250,000 shares

Expires 2029-07-12

F1 · derivative.exercise_date: Pursuant to the terms of the company's Amended and Restated 2013 Stock Plan, 2% of the options vest each month from the date of grant.

Read SEC document
May 17, 2019 Filed May 22, 2019 00:07 UTC ATOSSA THERAPEUTICS, INC. ATOS · Entity 7556 GrantStock Option (right to buy) · Derivative 45,000 $0.00 Strike: $2.52 $0.00
Disclosure

SEC source: 0001437749-19-010647 · rdgdoc.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,000

Underlying: Common Stock · 45,000 shares

Expires 2029-05-17

F1 · derivative.exercise_date: The options shall vest on a quarterly basis over the next 12 months. Option grant was issued at 9:00 a.m. (ET) on May 17, 2019 with an exercise price of $2.52, representing the most recently reported closing stock price at the time of grant.

Read SEC document
December 03, 2018 Filed Dec 4, 2018 14:49 UTC BioXcel Therapeutics, Inc. BTAI · Entity 8380 PurchaseCommon Stock 500 $5.20 $2,599.95
Disclosure

SEC source: 0001104659-18-071215 · a4.xml · nonDerivative · entry 1

Steinhart Richard I · CIK 0001293789 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,500

Read SEC document
November 30, 2018 Filed Nov 30, 2018 22:36 UTC BioXcel Therapeutics, Inc. BTAI · Entity 8380 PurchaseCommon Stock 500 $5.00 $2,500.00
Disclosure

SEC source: 0001104659-18-070876 · a4.xml · nonDerivative · entry 1

Steinhart Richard I · CIK 0001293789 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,000

Read SEC document
November 29, 2018 Filed Nov 30, 2018 19:30 UTC BioXcel Therapeutics, Inc. BTAI · Entity 8380 PurchaseCommon Stock 500 $5.00 $2,500.00
Disclosure

SEC source: 0001104659-18-070793 · a4.xml · nonDerivative · entry 1

Steinhart Richard I · CIK 0001293789 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 500

Read SEC document
July 13, 2018 Filed Jul 17, 2018 21:04 UTC Actinium Pharmaceuticals, Inc. ATNM · Entity 7435 GrantOptions to purchase common stock · Derivative 75,000 $0.78 Strike: $0.78 $58,717.50
Disclosure

SEC source: 0001213900-18-009311 · ownership.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Common Stock · 75,000 shares

Expires 2028-07-13

F1 · derivative.exercise_date: Pursuant to the terms of the company's Amended and Restated 2013 Stock Plan, 2% of the options vest each month from the date of grant.

Read SEC document
June 27, 2018 Filed Jun 29, 2018 20:03 UTC ATOSSA THERAPEUTICS, INC. ATOS · Entity 7556 GrantStock Option (right to buy) · Derivative 45,000 $0.00 Strike: $2.38 $0.00
Disclosure

SEC source: 0001615774-18-005998 · s111132_form4.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,000

Underlying: Common Stock · 45,000 shares

Expires 2028-06-27

F1 · derivative.exercise_date: The options shall vest on a quarterly basis over the next 12 months.

Read SEC document
March 12, 2018 Filed Mar 13, 2018 21:12 UTC BioXcel Therapeutics, Inc. BTAI · Entity 8380 GrantStock Options · Derivative 32,232 $0.00 Strike: $11.00 $0.00
Disclosure

SEC source: 0001104659-18-017149 · a4.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,130

Underlying: Common Stock · 32,232 shares

Expires 2028-03-12

F1 · derivative.exercise_date: The shares underlying this stock option vest as follows: 8,058 shares shall vest on March 12, 2019 and the remaining 24,174 shares shall vest monthly over 36 months from March 12, 2019 through March 12, 2022.

Read SEC document
March 06, 2018 Filed Mar 8, 2018 21:24 UTC Actinium Pharmaceuticals, Inc. ATNM · Entity 7435 OtherSeries B Warrants · Derivative 5,250 $0.50 Strike: $0.70 $2,625.00
Disclosure

SEC source: 0001213900-18-002730 · f4030618steinhart_actinium.xml · derivative · entry 3

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,250

Underlying: Common Stock · 5,250 shares

Expires 2020-09-06

Read SEC document
March 06, 2018 Filed Mar 8, 2018 21:24 UTC Actinium Pharmaceuticals, Inc. ATNM · Entity 7435 OtherSeries A Warrants · Derivative 1,750 $0.50 Strike: $0.60 $875.00
Disclosure

SEC source: 0001213900-18-002730 · f4030618steinhart_actinium.xml · derivative · entry 2

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,750

Underlying: Common Stock · 1,750 shares

Expires 2019-03-06

Read SEC document
March 06, 2018 Filed Mar 8, 2018 21:24 UTC Actinium Pharmaceuticals, Inc. ATNM · Entity 7435 OtherCommon Stock 7,000 $0.50 $3,500.00
Disclosure

SEC source: 0001213900-18-002730 · f4030618steinhart_actinium.xml · nonDerivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,500

Read SEC document
May 24, 2017 Filed May 26, 2017 17:53 UTC ATOSSA THERAPEUTICS, INC. ATOS · Entity 7556 GrantStock Option (right to buy) · Derivative 49,531 $0.00 Strike: $0.47 $0.00
Disclosure

SEC source: 0001615774-17-002747 · s106365_form4.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,062

Underlying: Common Stock · 49,531 shares

Expires 2027-05-24

F1 · derivative.exercise_date: The options shall vest on a quarterly basis over the next 12 months.

Read SEC document
March 14, 2017 Filed Mar 16, 2017 20:10 UTC Actinium Pharmaceuticals, Inc. ATNM · Entity 7435 GrantOptions to purchase common stock · Derivative 75,000 $1.39 Strike: $1.39 $104,250.00
Disclosure

SEC source: 0001213900-17-002453 · f4031417steinhart_actinium.xml · derivative · entry 1

Steinhart Richard I · CIK 0001293789 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Common Stock · 75,000 shares

Expires 2027-03-14

F1 · derivative.exercise_date: Pursuant to the terms of the company's Amended and Restated 2013 Stock Plan, 2% of the options shall vest each month from the date of grant.

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.