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BAYER MICHAEL J

Disclosed activity across 2 companies

Tapewire entity
154112
SEC CIK
0001230974

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Reported relationships

Latest disclosed role at each company.

No relationships currently tracked through insider filings.

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.

No balances currently tracked through insider filings.

Past disclosures · reporting ended (2)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

NRC GROUP HOLDINGS CORP.

Report date November 01, 2019 · Filed November 01, 2019

Section 16 reporting ended · disclosed 2019-11-01. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Non-Qualified Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $10.25 · Expires 2029-04-05Direct0 Reported balance After 2019-11-01 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2019-11-01 · Disposition to issuer · Acquired 25,000 · Balance 0

F1: Pursuant to the merger agreement between NRC Group Holdings Corp. (the "Issuer"), US Ecology, Inc., US Ecology Parent, Inc. ("Holdco"), Rooster Merger Sub, Inc. and ECOL Merger Sub, Inc. (the "Merger Agreement"), this option, which provided for vesting in three substantially equal annual installments beginning October 17, 2019, was assumed by Holdco and replaced with an option to purchase 4,900 shares of Holdco common stock at an exercise price of $52.30 per share in accordance with the terms of the Merger Agreement. This option was subject to accelerated vesting and became immediately vested and exercisable upon completion of the merger transactions.

Filing footnotes · ownership attribution and instrument terms

F1: Pursuant to the merger agreement between NRC Group Holdings Corp. (the "Issuer"), US Ecology, Inc., US Ecology Parent, Inc. ("Holdco"), Rooster Merger Sub, Inc. and ECOL Merger Sub, Inc. (the "Merger Agreement"), this option, which provided for vesting in three substantially equal annual installments beginning October 17, 2019, was assumed by Holdco and replaced with an option to purchase 4,900 shares of Holdco common stock at an exercise price of $52.30 per share in accordance with the terms of the Merger Agreement. This option was subject to accelerated vesting and became immediately vested and exercisable upon completion of the merger transactions.

SIGA TECHNOLOGIES INC

Report date October 16, 2014 · Filed July 02, 2019

Section 16 reporting ended · disclosed 2019-07-02. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock, par value $.0001 per shareSEC Table I · non-derivativeDirect132,244 Last balance in matching sequence After 2019-06-04 transaction · row 2 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
2 source rows

Row 1 · 2014-10-16 · Sale · Disposed 13,960 · Balance 119,744

F1: The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to SIGA Technologies, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2: The totals in Column 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report.

Row 2 · 2019-06-04 · Purchase · Acquired 12,500 · Balance 132,244

F2: The totals in Column 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report.

Filing footnotes · ownership attribution and instrument terms

F1: The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to SIGA Technologies, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2: The totals in Column 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report.

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
November 01, 2019 Filed Nov 1, 2019 12:04 UTC NRC GROUP HOLDINGS CORP. NRCG · Entity 154032 Disposition to issuerNon-Qualified Stock Option (Right to Buy) · Derivative 25,000 Not disclosed Strike: $10.25 Not disclosed
Disclosure

SEC source: 0001213900-19-021770 · ownership.xml · derivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires 2029-04-05

F1 · shares: Pursuant to the merger agreement between NRC Group Holdings Corp. (the "Issuer"), US Ecology, Inc., US Ecology Parent, Inc. ("Holdco"), Rooster Merger Sub, Inc. and ECOL Merger Sub, Inc. (the "Merger Agreement"), this option, which provided for vesting in three substantially equal annual installments beginning October 17, 2019, was assumed by Holdco and replaced with an option to purchase 4,900 shares of Holdco common stock at an exercise price of $52.30 per share in accordance with the terms of the Merger Agreement. This option was subject to accelerated vesting and became immediately vested and exercisable upon completion of the merger transactions.

F1 · price: Pursuant to the merger agreement between NRC Group Holdings Corp. (the "Issuer"), US Ecology, Inc., US Ecology Parent, Inc. ("Holdco"), Rooster Merger Sub, Inc. and ECOL Merger Sub, Inc. (the "Merger Agreement"), this option, which provided for vesting in three substantially equal annual installments beginning October 17, 2019, was assumed by Holdco and replaced with an option to purchase 4,900 shares of Holdco common stock at an exercise price of $52.30 per share in accordance with the terms of the Merger Agreement. This option was subject to accelerated vesting and became immediately vested and exercisable upon completion of the merger transactions.

F1 · derivative.exercise_date: Pursuant to the merger agreement between NRC Group Holdings Corp. (the "Issuer"), US Ecology, Inc., US Ecology Parent, Inc. ("Holdco"), Rooster Merger Sub, Inc. and ECOL Merger Sub, Inc. (the "Merger Agreement"), this option, which provided for vesting in three substantially equal annual installments beginning October 17, 2019, was assumed by Holdco and replaced with an option to purchase 4,900 shares of Holdco common stock at an exercise price of $52.30 per share in accordance with the terms of the Merger Agreement. This option was subject to accelerated vesting and became immediately vested and exercisable upon completion of the merger transactions.

Read SEC document
June 04, 2019 Filed Jul 2, 2019 21:06 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 PurchaseCommon Stock, par value $.0001 per share 12,500 $5.74 $71,750.00
Disclosure

SEC source: 0001140361-19-012354 · form4.xml · nonDerivative · entry 2

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 132,244

F2 · balance_after: The totals in Column 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report.

Read SEC document
May 22, 2019 Filed May 22, 2019 21:24 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionRestricted Stock Units · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-19-009684 · form4.xml · derivative · entry 3

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $.0001 per share · 15,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") converts into one share of common stock of SIGA Technologies, Inc. on a one for one basis.

F3 · derivative.exercise_date: The RSUs were granted on May 22, 2018, and vested on the first anniversary of such date.

F3 · derivative.expiration_date: The RSUs were granted on May 22, 2018, and vested on the first anniversary of such date.

Read SEC document
May 22, 2019 Filed May 22, 2019 21:24 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionCommon Stock, Par Value $.0001 Per Share 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-19-009684 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,744

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 21, 2019 Filed May 22, 2019 21:24 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 GrantRestricted Stock Units · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-19-009684 · form4.xml · derivative · entry 2

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock, par value $.0001 per share · 15,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") converts into one share of common stock of SIGA Technologies, Inc. on a one for one basis.

F2 · derivative.exercise_date: The RSUs vest on the first anniversary of the grant date.

F2 · derivative.expiration_date: The RSUs vest on the first anniversary of the grant date.

Read SEC document
April 05, 2019 Filed Apr 9, 2019 16:33 UTC NRC GROUP HOLDINGS CORP. NRCG · Entity 154032 GrantNon-Qualified Stock Option (Right to Buy) · Derivative 25,000 $0.00 Strike: $10.25 $0.00
Disclosure

SEC source: 0001213900-19-006048 · ownership.xml · derivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2029-04-05

F1 · derivative.exercise_date: The option generally vests in three substantially equal installments on each of the first three anniversaries of October 17, 2018, subject to the Reporting Person's continued service through each such date.

Read SEC document
October 16, 2018 Filed Oct 18, 2018 22:20 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionStock Option (Right to buy) · Derivative 25,000 $0.00 Strike: $3.14 $0.00
Disclosure

SEC source: 0001140361-18-040892 · form4.xml · derivative · entry 3

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $.0001 per share · 25,000 shares

Expires 2018-10-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The options vested immediately upon grant.

Read SEC document
October 16, 2018 Filed Oct 18, 2018 22:20 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Tax withholdingCommon Stock, par value $.0001 per share 14,756 $5.32 $78,501.92
Disclosure

SEC source: 0001140361-18-040892 · form4.xml · nonDerivative · entry 2

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,744

F1 · shares: This Form 4 reports the exercise of options for 25,000 shares of common stock of SIGA Technologies, Inc. (the "Issuer") granted on October 30, 2008 and the related surrender to the Issuer of 14,756 shares of common stock of the Issuer by the Reporting Person in order to effect the option exercise. No shares of common stock of the Issuer were sold by the Reporting Person in a market transaction.

Read SEC document
October 16, 2018 Filed Oct 18, 2018 22:20 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionCommon Stock, par value $.0001 per share 25,000 $3.14 $78,500.00
Disclosure

SEC source: 0001140361-18-040892 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: This Form 4 reports the exercise of options for 25,000 shares of common stock of SIGA Technologies, Inc. (the "Issuer") granted on October 30, 2008 and the related surrender to the Issuer of 14,756 shares of common stock of the Issuer by the Reporting Person in order to effect the option exercise. No shares of common stock of the Issuer were sold by the Reporting Person in a market transaction.

Read SEC document
May 23, 2018 Filed May 23, 2018 20:30 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionRestricted Stock Units · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-18-025345 · form4.xml · derivative · entry 3

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $.0001 per share · 15,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") converts into one share of common stock of SIGA Technologies, Inc. on a one for one basis.

F3 · derivative.exercise_date: The RSUs were granted on May 23, 2017, and vested on the first anniversary of such date.

F3 · derivative.expiration_date: The RSUs were granted on May 23, 2017, and vested on the first anniversary of such date.

Read SEC document
May 23, 2018 Filed May 23, 2018 20:30 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionCommon Stock, Par Value $.0001 Per Share 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-18-025345 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 22, 2018 Filed May 23, 2018 20:30 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 GrantRestricted Stock Units · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-18-025345 · form4.xml · derivative · entry 2

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock, par value $.0001 per share · 15,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") converts into one share of common stock of SIGA Technologies, Inc. on a one for one basis.

F2 · derivative.exercise_date: The RSUs vest on the first anniversary of the grant date.

F2 · derivative.expiration_date: The RSUs vest on the first anniversary of the grant date.

Read SEC document
May 23, 2017 Filed May 24, 2017 21:21 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 GrantRestricted Stock Units · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-17-022171 · form4.xml · derivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock, par value $.0001 per share · 15,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") converts into one share of common stock of SIGA Technologies, Inc. on a one for one basis.

F2 · derivative.exercise_date: The RSUs vest on the first anniversary of the grant date.

F2 · derivative.expiration_date: The RSUs vest on the first anniversary of the grant date.

Read SEC document
May 17, 2017 Filed May 19, 2017 20:09 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionRestricted Stock Units · Derivative 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-17-021538 · form4.xml · derivative · entry 2

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $.0001 per share · 15,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") converts into one share of common stock of SIGA Technologies, Inc. on a one for one basis.

F2 · derivative.exercise_date: The RSUs were granted on May 17, 2016, and vested on the first anniversary of such date.

F2 · derivative.expiration_date: The RSUs were granted on May 17, 2016, and vested on the first anniversary of such date.

Read SEC document
May 17, 2017 Filed May 19, 2017 20:09 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionCommon Stock, Par Value $.0001 Per Share 15,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-17-021538 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
November 16, 2016 Filed Nov 18, 2016 21:24 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 Exercise / conversionCommon Stock, Par Value $.0001 Per Share 19,500 $29,250.00 $570,375,000.00
Disclosure

SEC source: 0001140361-16-087253 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents the exercise by the reporting person of such reporting person's basic subscription rights (each basic subscription right entitling the reporting person to purchase $0.65 worth of shares of SIGA Technologies, Inc.'s ("SIGA") common stock, par value $0.0001 per share, at a subscription price equal to $1.50 per share), issued pro rata to holders of SIGA common stock as of October 12, 2016 in a rights offering.

Read SEC document
October 16, 2014 Filed Jul 2, 2019 21:06 UTC SIGA TECHNOLOGIES INC SIGA · Entity 6205 SaleCommon Stock, par value $.0001 per share 13,960 $1.49 $20,800.40
Disclosure

SEC source: 0001140361-19-012354 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,744

F1 · price: The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to SIGA Technologies, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F2 · balance_after: The totals in Column 4 reflects the number of shares beneficially owned by the Reporting Person as of the date of this report.

Read SEC document
September 17, 2013 Filed Jul 2, 2019 20:59 UTC Amendment SIGA TECHNOLOGIES INC SIGA · Entity 6205 PurchaseCommon Stock, par value $.0001 per share 8,284 $3.59 $29,739.56
Disclosure

SEC source: 0001140361-19-012352 · form4.xml · nonDerivative · entry 1

BAYER MICHAEL J · CIK 0001230974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,960

F1 · shares: The Form 4 originally filed by the Reporting Person on September 18, 2013 overstated the number of shares purchased on September 17, 2013. As a result the number of shares beneficially owned following the transaction was also overstated on that filing and on each of the nine subsequent Forms 4 filed by the Reporting Person. This amendment corrects the number of shares purchased and the number of shares beneficially owned following the reported transaction as of September 17, 2013.

F2 · price: The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to SIGA Technologies, Inc. (the "Issuer"), any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F1 · balance_after: The Form 4 originally filed by the Reporting Person on September 18, 2013 overstated the number of shares purchased on September 17, 2013. As a result the number of shares beneficially owned following the transaction was also overstated on that filing and on each of the nine subsequent Forms 4 filed by the Reporting Person. This amendment corrects the number of shares purchased and the number of shares beneficially owned following the reported transaction as of September 17, 2013.

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.