Big Rock Partners Acquisition Corp

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Big Rock Partners Acquisition Corp
TickerNRXP
CIK #0001719406
CUSIP629444209
SectorReal Estate & Construction - Blank Checks
Address2645 N Federal Highway Suite 230, Delray Beach, FL 33483
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
NRX Pharmaceuticals Inc 2025-03-07 3.5 M Exemption: 506(b) · Duration: One year or less · Commission: $245,000 · Revenue: Decline to Disclose
Big Rock Partners Acquisition Corp 2017-11-22 2.5 M Exemption: 506(b) · Minimum: $25,000 · Remaining: $225,000 · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001719406] 10-K
[0001719406] 10-Q
[0001719406] 3
[0001719406] 4
[0001719406] 5
[0001719406] 8-K
[0001719406] D
[0001719406] SC 13D
[0001719406] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Anson Funds Management LP NRX Pharmaceuticals Inc [2025-05-15] 0.0
Javitt Daniel C NRX Pharmaceuticals Inc [2022-09-13] 14.6
Javitt Jonathan C NRX Pharmaceuticals Inc [2022-06-03] 22.3
Javitt Jonathan C NRX Pharmaceuticals Inc [2021-06-03] 60.66
K2 Principal Fund LP Big Rock Partners Acquisition Corp [2020-02-13] 7.14
Magnetar Financial LLC Big Rock Partners Acquisition Corp [2020-02-13] 7.66
Oxford Asset Management LLP Big Rock Partners Acquisition Corp [2020-02-13] 7.11
HGC Investment Management Inc Big Rock Partners Acquisition Corp [2019-02-13] 5.32
BRAC Lending Group LLC Big Rock Partners Acquisition Corp [2018-11-26] 18.1
Polar Asset Management Partners Inc Big Rock Partners Acquisition Corp [2018-02-13] 8.63
HGC Investment Management Inc Big Rock Partners Acquisition Corp [2018-02-01] 5.07
Big Rock Partners Sponsor LLC Big Rock Partners Acquisition Corp [2017-12-22] 0.0
Boothbay Fund Management LLC Big Rock Partners Acquisition Corp [2017-12-08] 5.5
Boothbay Fund Management LLC Big Rock Partners Acquisition Corp [2017-11-28] 5.96
Form 3/4/5 Filer 2011 - 2026
NRX Pharmaceuticals Inc
Casper Joseph Michael
Abrams Michael S
Javitt Jonathan C
McBride Dennis
Rehnquist Janet
Narido Richard Clavano
Hurvitz Chaim
Gorovitz Aaron
van Voorhees Seth
Willard Stephen H
Javitt Daniel C
Flynn Patrick John
Glied Sharon
Strassberg Ira S
Besthof Robert
McMaster Herbert Raymond
Daigneault Alessandra
Fricker William
Troy Daniel
Big Rock Partners Sponsor LLC
Ackerman Richard
BRAC Lending Group LLC
Polar Asset Management Partners Inc
Levine Steven
Nussbaum David M
Birdoff Richard
Fong Michael
Koenig Stuart F
Rex Albert G
Taylor Troy T
Kim Bennett
Wittman Lori
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Casper Joseph Michael
Stock Option (right to buy) · derivative
2026-01-27 Grant 100,000 $0.00
Stock Option (right to buy) · derivative
2025-04-09 Grant 125,000 $0.00
Stock Option (right to buy) · derivative
2025-04-09 Grant 25,000 $0.00
Stock Option (right to buy) · derivative
2025-04-09 Grant 25,000 $0.00
Stock Option (right to buy) · derivative
2025-04-09 Grant 50,000 $0.00
Abrams Michael S
Stock Option (right to buy) · derivative
2025-02-07 Grant 50,000 $0.00
Javitt Jonathan C
Common Stock
2024-12-17 Buy 40,000 $1.17 46,800
Hurvitz Chaim
Common Stock, par value $0.001 per share
2023-08-30 Buy 70,000 $0.29 20,300
Gorovitz Aaron
Common Stock, par value $0.001 per share
2023-08-30 Buy 35,000 $0.32 11,200
Javitt Jonathan C
Common Stock
2023-08-23 Buy 100,000 $0.33 33,000
Javitt Jonathan C
Common Stock
2023-08-22 Buy 200,000 $0.32 64,000
van Voorhees Seth
Common Stock, par value $0.001 per share
2022-12-16 Buy 30,000 $1.10 33,000
Willard Stephen H
Common Stock, par value $0.001 per share
2022-12-16 Buy 50,000 $1.17 58,500
Javitt Jonathan C
Common Stock, par value $0.001 per share
2022-12-14 Gift 300,000 $0.00
Javitt Jonathan C
Common Stock, par value $0.001 per share
2022-12-07 Sell 400,000 $1.00 400,000
Javitt Daniel C
common stock
2022-11-30 Sell 8,441 $1.50 12,662
Javitt Daniel C
common stock
2022-11-29 Sell 13,730 $1.50 20,595
Flynn Patrick John
Common Stock, par value $0.001 per share
2022-11-28 Buy 1,750 $1.25 2,188
Flynn Patrick John
Common Stock, par value $0.001 per share
2022-11-28 Buy 2,500 $1.25 3,125
Flynn Patrick John
Common Stock, par value $0.001 per share
2022-11-28 Buy 2,500 $1.25 3,125
showing 20 of 107 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 35 6,468,879
2025-12-31 30 5,329,717
2025-09-30 26 4,043,264
2025-06-30 26 2,994,368
2025-03-31 24 2,315,224
2024-12-31 27 1,070,842
2024-09-30 21 771,177
2024-06-30 22 604,203
2024-03-31 34 3,895,943
2023-12-31 33 4,158,221
2023-09-30 36 3,828,883
2023-06-30 34 10,003,400
Form 13F Holdings
Firm Period DFND Voting Shares
One Wealth Management Investment & Advisory Services LLC [2026-06-30] SOLE 0 43,309
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