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29 April 2026
CUSIP G7S24C103

PIONEER MERGER CORP

81 institutions · $310.0M total · 35,669,777 shares

#ManagerSharesValue% of TotalPeriod
1Alpha Wave Global, LP4,449,999$45.1M12.47%2023-03-31
2Bleichroeder LP2,125,000$21.5M5.95%2023-03-31
3BANK OF MONTREAL /CAN/1,809,998$18.4M5.07%2023-03-31
4Weiss Asset Management LP1,722,140$17.5M4.82%2023-03-31
5Sculptor Capital LP1,695,165$17.2M4.75%2023-03-31
6D. E. Shaw & Co., Inc.1,669,148$16.9M4.67%2023-03-31
7HSBC HOLDINGS PLC1,609,775$16.3M4.51%2023-03-31
8CHAI TRUST CO LLC1,350,000$13.7M3.78%2023-03-31
9ARISTEIA CAPITAL LLC1,099,228$11.1M3.08%2023-03-31
10BANK OF AMERICA CORP /DE/1,000,000$10.1M2.80%2023-03-31
11Westchester Capital Management, LLC998,613$10.1M2.79%2023-03-31
12Linden Advisors LP959,460$9.7M2.68%2023-03-31
13Radcliffe Capital Management, L.P.700,722$7.1M1.96%2023-03-31
14Taconic Capital Advisors LP699,432$7.1M1.96%2023-03-31
15TENOR CAPITAL MANAGEMENT Co., L.P.688,213$7.0M1.92%2023-03-31
16COWEN AND COMPANY, LLC600,000$6.1M1.68%2023-03-31
17Balyasny Asset Management LLC552,898$5.6M1.55%2023-03-31
18Saba Capital Management, L.P.552,302$5.6M1.54%2023-03-31
19MARSHALL WACE, LLP489,798$5.0M1.37%2023-03-31
20BANK OF NOVA SCOTIA482,819$4.9M1.35%2023-03-31
21Bulldog Investors, LLP461,643$4.7M1.29%2023-03-31
22ADAGE CAPITAL PARTNERS GP, L.L.C.350,000$3.5M0.98%2023-03-31
23MOORE CAPITAL MANAGEMENT, LP300,000$3.0M0.84%2023-03-31
24BERKLEY W R CORP296,008$3.0M0.82%2023-03-31
25Polar Asset Management Partners Inc.261,639$2.7M0.73%2023-03-31
26Periscope Capital Inc.255,322$2.6M0.71%2023-03-31
27Arena Capital Advisors, LLC- CA250,000$2.5M0.70%2023-03-31
28SONA ASSET MANAGEMENT (US) LLC249,500$2.5M0.69%2023-03-31
29Karpus Management, Inc.218,000$2.2M0.61%2023-03-31
30CVI Holdings, LLC201,366$2.0M0.56%2023-03-31
31DUPONT CAPITAL MANAGEMENT CORP199,998$2.0M0.56%2023-03-31
32Castle Creek Arbitrage, LLC199,998$2.0M0.56%2023-03-31
33LMR Partners LLP198,728$2.0M0.55%2023-03-31
34Paloma Partners Management Co150,500$1.5M0.42%2023-03-31
35Atlas Merchant Capital LLC140,000$1.4M0.39%2023-03-31
36UBS OCONNOR LLC135,868$1.4M0.38%2023-03-31
37Silver Rock Financial LP124,316$1.3M0.34%2023-03-31
38SUSQUEHANNA INTERNATIONAL GROUP, LLP107,611$1.1M0.30%2023-03-31
39RIVERNORTH CAPITAL MANAGEMENT, LLC102,243$1.0M0.28%2023-03-31
40Cowen Investment Management LLC100,000$1.0M0.28%2023-03-31
41Price Jennifer C.100,000$1.0M0.28%2023-03-31
42Hudson Bay Capital Management LP99,998$1.0M0.28%2023-03-31
43OMERS ADMINISTRATION Corp97,998$993.7K0.27%2023-03-31
44Walleye Capital LLC96,200$975.5K0.26%2023-03-31
45AQR Arbitrage LLC90,000$912.6K0.25%2023-03-31
46METEORA CAPITAL, LLC72,532$735.5K0.20%2023-03-31
47WHITEBOX ADVISORS LLC69,000$699.7K0.19%2023-03-31
48Walleye Trading LLC53,915$546.7K0.15%2023-03-31
49Tuttle Capital Management, LLC50,000$507.0K0.14%2023-03-31
50Jefferies Group LLC44,318$439.2K0.12%2023-09-30
51Terrapin Asset Management, LLC39,056$396.0K0.10%2023-03-31
52CAPTRUST FINANCIAL ADVISORS26,474$268.4K0.07%2023-03-31
53GABELLI FUNDS LLC26,129$264.9K0.07%2023-03-31
54GABELLI & Co INVESTMENT ADVISERS, INC.23,871$242.1K0.06%2023-03-31
55BOOTHBAY FUND MANAGEMENT, LLC21,759$220.6K0.06%2023-03-31
56GRITSTONE ASSET MANAGEMENT LLC21,020$213.1K0.05%2023-03-31
57CAAS CAPITAL MANAGEMENT LP20,000$202.8K0.05%2023-03-31
58First Trust Capital Management L.P.18,820$190.8K0.05%2023-03-31
59LANDSCAPE CAPITAL MANAGEMENT, L.L.C.16,179$164.1K0.04%2023-03-31
60DeepCurrents Investment Group LLC14,185$143.8K0.03%2023-03-31
61GAMCO INVESTORS, INC. ET AL10,000$101.4K0.02%2023-03-31
62GLAZER CAPITAL, LLC2,281,787$23.1K6.39%2023-03-31
63NOMURA HOLDINGS INC1,034,315$10.5K2.89%2023-03-31
64Federation des caisses Desjardins du Quebec1,000$9.9K0.00%2024-06-30
65KRYGER CAPITAL Ltd625,469$6.3K1.75%2023-03-31
66OLD MISSION CAPITAL LLC557$5.6K0.00%2023-03-31
67Elequin Securities, LLC500$5.1K0.00%2023-03-31
68Davidson Kempner Capital Management LP301,575$3.1K0.84%2023-03-31
69PICTON MAHONEY ASSET MANAGEMENT249,995$2.5K0.70%2023-03-31
70UBS Group AG214$2.2K0.00%2023-03-31
71HGC Investment Management Inc.165,878$1.7K0.46%2023-03-31
72Context Capital Management, LLC106,520$1.1K0.29%2023-03-31
73Verition Fund Management LLC97,118$9670.27%2023-03-31
74GEODE CAPITAL MANAGEMENT, LLC93,416$9470.26%2023-03-31
75TORONTO DOMINION BANK81,797$8290.22%2023-03-31
76Virtu Financial LLC15,032$1520.04%2023-03-31
77HRT FINANCIAL LP12,447$1260.03%2023-03-31
78CastleKnight Management LP31,800$160.08%2023-03-31
79Tower Research Capital LLC (TRC)932$90.00%2023-03-31
80CLEAR STREET LLC521$50.00%2023-03-31
81CONCOURSE FINANCIAL GROUP SECURITIES, INC.0$00.00%2025-06-30