B Riley Principal Merger Corp

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B Riley Principal Merger Corp
TickerALTG
CIK #0001759824
CUSIP02128L106
SectorReal Estate & Construction - Blank Checks
Address299 Park Avenue, 7th Floor, New York, NY 10171
Source [EDGAR]
CIK Filing 2011 - 2025
[0001759824] 10-K
[0001759824] 10-Q
[0001759824] 3
[0001759824] 4
[0001759824] 8-K
[0001759824] SC 13D
[0001759824] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Greenhaven Road Investment Management LP Alta Equipment Group Inc [2024-09-04] 5.3
Snowbird Capital LLC Alta Equipment Group Inc [2024-06-03] 81946.2
BlackRock Inc Alta Equipment Group Inc [2024-01-25] 9.3
Mill Road Capital III LP Alta Equipment Group Inc [2023-05-19] 5.0
Voss Capital LLC Alta Equipment Group Inc [2023-03-03] 2.1
Portolan Capital Management LLC Alta Equipment Group Inc [2022-02-04] 5.05
Nantahala Capital Management LLC Alta Equipment Group Inc [2021-02-16] 0.2
Granahan Investment Management Inc/Ma Alta Equipment Group Inc [2021-01-21] 5.2
Integrated Core Strategies US LLC Alta Equipment Group Inc [2020-06-26] 0.0
Greenawalt Ryan Alta Equipment Group Inc [2020-02-24] 24.7
Periscope Capital Inc Alta Equipment Group Inc [2020-02-14] 5.2
Polar Asset Management Partners Inc B Riley Principal Merger Corp [2020-02-10] 6.33
Highbridge Capital Management LLC B Riley Principal Merger Corp [2019-04-18] 7.43
AQR Capital Management LLC B Riley Principal Merger Corp [2019-04-16] 6.58
B Riley Principal Sponsor Co LLC B Riley Principal Merger Corp [2019-04-15] 22.1
Form 3/4/5 Filer 2011 - 2025
Alta Equipment Group Inc
Shribman Daniel
White Katherine E
Studdert Andrew P
Nair Sidhartha
Wilson Colin
Voss Advisors GP, LLC
Voss Value-Oriented Special Situations Fund, LP
Voss Value Master Fund, LP
Voss Capital, LP
Cocke Travis W.
Hoover Jeffrey Alan
Colucci Anthony
Greenawalt Ryan
Brubaker Craig
Mill Road Capital III, L.P.
Lynch Thomas E
Mill Road Capital III GP LLC
BRF Investments, LLC
B. Riley Securities, Inc.
B. Riley Financial, Inc.
Riley Bryant R
Savas Zachary E.
BRC Partners Management GP, LLC
BRC Partners Opportunity Fund, LP
B Riley Capital Management LLC
B. Riley Principal Sponsor Co., LLC
B Riley Principal Investments LLC
Kempner James L
Young Kenneth M
Suss Robert
Presutti Timothy M.
Bartels Patrick J Jr
Form 13F Holdings
Firm Period DFND Voting Shares
Mill Road Capital Management LLC [2025-06-30] OTR 0 4,293,208
Voss Capital LP [2025-06-30] SOLE 2,960,100 2,960,100
BlackRock, Inc. [2025-06-30] SOLE 1,642,974 1,682,259
Greenhaven Road Investment Management LP [2025-06-30] SOLE 1,360,501 1,360,501
Vanguard Group Inc [2025-06-30] SOLE 0 1,272,492
Nantahala Capital Management LLC [2025-06-30] SOLE 1,042,769 1,042,769
Castleknight Management LP [2025-06-30] SOLE 802,919 802,919
First Eagle Investment Management LLC [2025-06-30] SOLE 792,103 792,103
CIBC Private Wealth Group LLC [2025-06-30] SOLE 761,164 761,164
Dimensional Fund Advisors LP [2025-06-30] SOLE 547,678 584,712
Royce & Associates LP [2025-06-30] SOLE 504,738 504,738
State Street Corp [2025-06-30] DFND 473,747 502,746
Geode Capital Management LLC [2025-06-30] DFND 478,383 478,383
GSA Capital Partners LLP [2025-06-30] SOLE 284,091 284,091
Citizens Financial Group Inc/Ri [2025-06-30] DFND 0 230,000
Bank of New York Mellon Corp [2025-06-30] DFND 220,089 225,463
American Century Companies Inc [2025-06-30] DFND 225,441 225,441
Register Financial Advisors LLC [2025-06-30] SOLE 0 214,298
ABS Direct Equity Fund LLC [2025-06-30] OTR 200,000 200,000
Morgan Stanley [2025-06-30] DFND 172,595 174,116
Northern Trust Corp [2025-06-30] DFND 172,860 172,860
UBS Group AG [2025-06-30] DFND 170,627 170,627
Bank of America Corp /DE/ [2025-06-30] DFND 9,688 170,161
Millennium Management LLC [2025-06-30] SOLE 165,527 165,527
Citadel Advisors LLC [2025-06-30] DFND 137,208 137,208
Goldman Sachs Group Inc [2025-06-30] DFND 115,585 115,870
Rock Creek Group, LP [2025-06-30] SOLE 110,000 110,000
Jane Street Group LLC [2025-06-30] DFND 84,756 107,556
RBF Capital, LLC [2025-06-30] SOLE 100,000 100,000
de Lisle Partners LLP [2025-06-30] SOLE 93,422 93,422
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