Vault-13

B RILEY PRIN 250 MERGER CORP

CLASS A COM · CUSIP 05602L104

67 institutional holders +3 vs Q4 2022
16,196,78716.2m shares reported held*
$164.4mreported value*
7 new 9 added 7 reduced 4 sold out net bought ≈ $12.8m (+1.3m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($125.0k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $10.15.

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

0255075Q3 22: 60Q4 22: 64Q1 23: 6767Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 202260
Q4 202264
Q1 202367

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
20020Q4 22: 20 bought or addedQ4 22: 16 cut or sold outQ4 22Q1 23: 16 bought or addedQ1 23: 11 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 20222016
Q1 20231611

Biggest buyers

Periscope Capital Inc. Added +523,649+523.6k
Westchester Capital Management, LLC Added +276,031+276.0k
FIR TREE CAPITAL MANAGEMENT LP Added +184,121+184.1k
Karpus Management, Inc. New +169,725+169.7k
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) New +163,565+163.6k
RIVERNORTH CAPITAL MANAGEMENT, LLC New +122,329+122.3k
First Trust Capital Management L.P. Added +115,000+115.0k
Tidal Investments LLC New +70,000+70.0k
ROBINSON CAPITAL MANAGEMENT, LLC Added +31,902+31.9k
OTA Financial Group L.P. New +20,055+20.1k

Biggest sellers

MILLENNIUM MANAGEMENT LLC Reduced -243,206-243.2k
Shaolin Capital Management LLC Reduced -100,000-100.0k
FLOW TRADERS U.S. LLC Sold out -34,887-34.9k
Cubist Systematic Strategies, LLC Reduced -15,800-15.8k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Sold out -15,314-15.3k
Magnetar Financial LLC Reduced -15,075-15.1k
OSAIC HOLDINGS, INC. Reduced -8,850-8.8k
CLEAR STREET LLC Sold out -5,834-5.8k
Ancora Advisors LLC Sold out -5,000-5.0k
Bulldog Investors, LLP Reduced -3,167-3.2k

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Saba Capital Management, L.P. 0.33% of their portfolio NEW YORK, NY 1,328,2421.3m $13.5m $13.5m 0.33% Unchanged
2 Sculptor Capital LP 0.32% of their portfolio New York, NY 1,262,1251.3m $12.8m $12.8m 0.32% Unchanged
3 Periscope Capital Inc. 0.58% of their portfolio Toronto, A6 1,236,4221.2m $12.6m $12.6m 0.58% Added +523.6k +523,649
4 Nokomis Capital, L.L.C. 3.60% of their portfolio DALLAS, TX 869,499869.5k $8.8m $8.8m 3.60% Unchanged
5 MARSHALL WACE, LLP 0.02% of their portfolio LONDON, X0 845,134845.1k $8.6m $8.6m 0.02% Unchanged
6 Westchester Capital Management, LLC 0.24% of their portfolio VALHALLA, NY 744,091744.1k $7.6m $7.6m 0.24% Added +276.0k +276,031
7 Shaolin Capital Management LLC 0.20% of their portfolio Miami, FL 650,000650.0k $6.6m $6.6m 0.20% Reduced -100.0k -100,000
8 First Trust Capital Management L.P. 0.23% of their portfolio CHICAGO, IL 518,503518.5k $5.3m $5.3m 0.23% Added +115.0k +115,000
9 Castle Creek Arbitrage, LLC 0.48% of their portfolio AVON, CO 424,995425.0k $4.3m $4.3m 0.48% Unchanged
10 FIR TREE CAPITAL MANAGEMENT LP 0.34% of their portfolio New York, NY 416,944416.9k $4.2m $4.2m 0.34% Added +184.1k +184,121
11 Corbin Capital Partners, L.P. 2.27% of their portfolio NEW YORK, NY 399,998400.0k $4.1m $4.1m 2.27% Unchanged
12 Radcliffe Capital Management, L.P. 0.25% of their portfolio BALA CYNWYD, PA 394,766394.8k $4.0m $4.0m 0.25% Unchanged
13 TUDOR INVESTMENT CORP ET AL 0.07% of their portfolio STAMFORD, CT 375,000375.0k $3.8m $3.8m 0.07% Unchanged
14 Centiva Capital, LP 0.20% of their portfolio New York, NY 353,094353.1k $3.6m $3.6m 0.20% Unchanged
15 Owl Creek Asset Management, L.P. 0.28% of their portfolio New York, NY 350,000350.0k $3.6m $3.6m 0.28% Unchanged
16 PRELUDE CAPITAL MANAGEMENT, LLC 0.24% of their portfolio NEW YORK, NY 350,000350.0k $3.6m $3.6m 0.24% Unchanged
17 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 325,000325.0k $3.3m $3.3m 0.01% Unchanged
18 DIFESA CAPITAL MANAGEMENT, LP 3.09% of their portfolio New York, NY 321,758321.8k $3.3m $3.3m 3.09% Unchanged
19 Sage Rock Capital Management LP 1.60% of their portfolio NEW YORK, NY 304,935304.9k $3.1m $3.1m 1.60% Unchanged
20 Alta Fundamental Advisers LLC 1.06% of their portfolio NEW YORK, NY 247,000247.0k $2.5m $2.5m 1.06% Unchanged
21 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 240,795240.8k $2.4m $2.4m 0.00% Unchanged
22 Segantii Capital Management Ltd 0.10% of their portfolio HONG KONG, K3 225,000225.0k $2.3m $2.3m 0.10% Unchanged
23 Bleichroeder LP 0.49% of their portfolio NEW YORK, NY 225,000225.0k $2.3m $2.3m 0.49% Unchanged
24 Cubist Systematic Strategies, LLC 0.02% of their portfolio STAMFORD, CT 215,102215.1k $2.2m $2.2m 0.02% Reduced -15.8k -15,800
25 HSBC HOLDINGS PLC 0.00% of their portfolio LONDON, X0 213,906213.9k $2.2m $2.2m 0.00% Unchanged
26 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 204,511204.5k $2.1m $2.1m 0.00% Unchanged
27 AQR Arbitrage LLC 0.06% of their portfolio Greenwich, CT 200,512200.5k $2.0m $2.0m 0.06% Unchanged
28 Calamos Advisors LLC 0.01% of their portfolio NAPERVILLE, IL 200,000200.0k $2.0m $2.0m 0.01% Unchanged
29 KIM, LLC 0.14% of their portfolio WICHITA, KS 200,000200.0k $2.0m $2.0m 0.14% Unchanged
30 CVI Holdings, LLC 0.74% of their portfolio WILMINGTON, DE 193,017193.0k $2.0m $2.0m 0.74% Reduced -1.3k -1,267
31 Magnetar Financial LLC 0.03% of their portfolio EVANSTON, IL 174,192174.2k $1.8m $1.8m 0.03% Reduced -15.1k -15,075
32 BERKLEY W R CORP 0.11% of their portfolio Greenwich, CT 173,091173.1k $1.8m $1.8m 0.11% Unchanged
33 Karpus Management, Inc. 0.05% of their portfolio Pittsford, NY 169,725169.7k $1.7m $1.7m 0.05% New
34 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 167,300167.3k $1.7m $1.7m 0.00% Reduced -243.2k -243,206
35 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.04% of their portfolio CHICAGO, IL 163,565163.6k $1.7m $1.7m 0.04% New
36 Bulldog Investors, LLP 0.50% of their portfolio SADDLE BROOK, NJ 154,481154.5k $1.6m $1.6m 0.50% Reduced -3.2k -3,167
37 JANUS HENDERSON GROUP PLC 0.00% of their portfolio LONDON, X0 150,000150.0k $1.5m $1.5m 0.00% Unchanged
38 RIVERNORTH CAPITAL MANAGEMENT, LLC 0.06% of their portfolio WEST PALM BEACH, FL 122,329122.3k $1.2m $1.2m 0.06% New
39 DELTEC ASSET MANAGEMENT LLC 0.25% of their portfolio New York, NY 100,002100.0k $1.0m $1.0m 0.25% Unchanged
40 WHITEBOX ADVISORS LLC 0.05% of their portfolio MINNEAPOLIS, MN 100,000100.0k $1.0m $1.0m 0.05% Unchanged
41 PICTON MAHONEY ASSET MANAGEMENT 0.05% of their portfolio Toronto, A6 99,996100.0k $1.0m $1.0m 0.05% Unchanged
42 DARK FOREST CAPITAL MANAGEMENT LP 0.21% of their portfolio NEW YORK, NY 84,66284.7k $860.2k $860.2k 0.21% Unchanged
43 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 80,00080.0k $812.8k $812.8k 0.00% Unchanged
44 Tidal Investments LLC 0.01% of their portfolio Milwaukee, WI 70,00070.0k $712.0k $712.0k 0.01% New
45 Atlas Merchant Capital LLC 0.12% of their portfolio New York, NY 68,25068.2k $693.4k $693.4k 0.12% Unchanged
46 BOOTHBAY FUND MANAGEMENT, LLC 0.02% of their portfolio NEW YORK, NY 60,00060.0k $609.6k $609.6k 0.02% Unchanged
47 ATW SPAC MANAGEMENT LLC 0.20% of their portfolio NEW YORK, NY 60,00060.0k $609.6k $609.6k 0.20% Unchanged
48 HRT FINANCIAL LP 0.01% of their portfolio NEW YORK, NY 51,39151.4k $522.0k $522.0k 0.01% Unchanged
49 Cruiser Capital Advisors, LLC 0.36% of their portfolio Stamford, CT 39,99940.0k $406.4k $406.4k 0.36% Unchanged
50 ROBINSON CAPITAL MANAGEMENT, LLC 0.17% of their portfolio GROSSE POINTE FARMS, MI 35,25035.2k $358.0k $358.0k 0.17% Added +31.9k +31,902
51 Terrapin Asset Management, LLC 0.48% of their portfolio Miami, FL 35,00035.0k $355.6k $355.6k 0.48% Unchanged
52 GLAZER CAPITAL, LLC 0.02% of their portfolio New York, NY 28,64128.6k $291.0k $291.0k 0.02% Added +15.5k +15,533
53 LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 0.04% of their portfolio Englewood, NJ 27,92227.9k $283.7k $283.7k 0.04% Unchanged
54 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 27,45627.5k $279.0k $279.0k 0.01% Unchanged
55 OTA Financial Group L.P. 0.19% of their portfolio PURCHASE, NY 20,05520.1k $203.0k $203.0k 0.19% New
56 Elequin Capital, LP 0.13% of their portfolio NEW YORK, NY 17,56217.6k $178.4k $178.4k 0.13% Unchanged
57 Virtu Financial LLC 0.02% of their portfolio New York, NY 14,98715.0k $152.0k $152.0k 0.02% Added +67 +67
58 XTX Topco Ltd 0.03% of their portfolio LONDON, X0 14,85614.9k $150.9k $150.9k 0.03% Added +845 +845
59 Dakota Wealth Management 0.01% of their portfolio PALM BEACH GARDENS, FL 12,30012.3k $125.0k $125.0k 0.01% New
60 PenderFund Capital Management Ltd. 0.05% of their portfolio VANCOUVER, A1 11,49011.5k $158 $158 0.05% Added +2.6k +2,650
61 Walleye Trading LLC 0.00% of their portfolio NEW YORK, NY 10,80010.8k $109.7k $109.7k 0.00% Unchanged
62 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 10,20010.2k $103.6k $103.6k 0.00% Reduced -8.8k -8,850
63 SILVERBACK ASSET MANAGEMENT LLC 0.02% of their portfolio DURHAM, NC 10,00010.0k $101.6k $101.6k 0.02% Unchanged
64 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 8,1358.1k $82.7k $82.7k 0.00% Unchanged
65 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 100100 $1.0k $1.0k 0.00% Unchanged
66 UBS Group AG 0.00% of their portfolio ZURICH, V8 11 $10 $10 0.00% New
67 CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0.00% of their portfolio BIRMINGHAM, AL 00 $0 $0 0.00% Unchanged