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Time3:50 PM
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29 April 2026
CUSIP G5709C109

MSD ACQUISITION CORP

70 institutions · $373.6M total · 44,844,781 shares

#ManagerSharesValue% of TotalPeriod
1Nitorum Capital, L.P.3,000,000$30.3M6.68%2023-03-31
2NAYA CAPITAL MANAGEMENT UK LTD2,500,000$25.3M5.57%2023-03-31
3BANK OF MONTREAL /CAN/2,430,200$24.5M5.41%2023-03-31
4HSBC HOLDINGS PLC2,286,695$23.1M5.09%2023-03-31
5CITADEL ADVISORS LLC2,226,249$22.5M4.96%2023-03-31
6KENSICO CAPITAL MANAGEMENT CORP2,139,500$21.6M4.77%2023-03-31
7First Trust Capital Management L.P.2,139,027$21.6M4.76%2023-03-31
8Westchester Capital Management, LLC1,941,193$19.6M4.32%2023-03-31
9MACQUARIE GROUP LTD1,800,000$18.2M4.01%2023-03-31
10GUGGENHEIM CAPITAL LLC1,600,278$16.2M3.56%2023-03-31
11Taconic Capital Advisors LP1,414,618$14.3M3.15%2023-03-31
12FIR TREE CAPITAL MANAGEMENT LP1,307,114$13.2M2.91%2023-03-31
13MARSHALL WACE, LLP1,107,955$11.2M2.47%2023-03-31
14ARISTEIA CAPITAL LLC1,036,193$10.5M2.31%2023-03-31
15Sculptor Capital LP810,420$8.2M1.80%2023-03-31
16Saba Capital Management, L.P.797,178$8.0M1.77%2023-03-31
17Radcliffe Capital Management, L.P.703,277$7.1M1.56%2023-03-31
18Hudson Bay Capital Management LP700,000$7.1M1.56%2023-03-31
19D. E. Shaw & Co., Inc.697,047$7.0M1.55%2023-03-31
20P SCHOENFELD ASSET MANAGEMENT LP570,000$5.8M1.27%2023-03-31
21Arena Capital Advisors, LLC- CA553,758$5.6M1.23%2023-03-31
22LEVIN CAPITAL STRATEGIES, L.P.500,898$5.1M1.11%2023-03-31
23BERKLEY W R CORP500,000$5.0M1.11%2023-03-31
24JANE STREET GROUP, LLC499,800$5.0M1.11%2023-03-31
25UBS OCONNOR LLC463,372$4.7M1.03%2023-03-31
26Sage Rock Capital Management LP374,792$3.8M0.83%2023-03-31
27Weiss Asset Management LP349,200$3.5M0.77%2023-03-31
28Verition Fund Management LLC303,902$3.1M0.67%2023-03-31
29METEORA CAPITAL, LLC222,890$2.2M0.49%2023-03-31
30Walleye Capital LLC204,800$2.1M0.45%2023-03-31
31Woodline Partners LP165,000$1.7M0.36%2023-03-31
32Fort Baker Capital Management LP159,760$1.6M0.35%2023-03-31
33Jefferies Group LLC150,000$1.5M0.33%2023-09-30
34Walleye Trading LLC115,200$1.2M0.25%2023-03-31
35Schonfeld Strategic Advisors LLC105,878$1.1M0.23%2023-03-31
36SUSQUEHANNA INTERNATIONAL GROUP, LLP101,258$1.0M0.22%2023-03-31
37CVI Holdings, LLC100,183$1.0M0.22%2023-03-31
38DUPONT CAPITAL MANAGEMENT CORP100,000$1.0M0.22%2023-03-31
39GOLDMAN SACHS GROUP INC100,042$1.0M0.22%2024-03-31
40MIZUHO SECURITIES USA LLC100,000$1.0M0.22%2023-03-31
41WHITEBOX ADVISORS LLC98,199$990.8K0.21%2023-03-31
42Castle Creek Arbitrage, LLC69,764$703.9K0.15%2023-03-31
43AQR Arbitrage LLC68,492$691.8K0.15%2023-03-31
44PRELUDE CAPITAL MANAGEMENT, LLC60,017$605.6K0.13%2023-03-31
45Michelson Medical Research Foundation, Inc.51,030$514.9K0.11%2023-03-31
46Segantii Capital Management Ltd50,000$505.0K0.11%2023-03-31
47Flow State Investments, L.P.50,000$504.5K0.11%2023-03-31
48RIVERNORTH CAPITAL MANAGEMENT, LLC40,200$411.6K0.08%2023-06-30
49HighTower Advisors, LLC36,144$364.0K0.08%2023-03-31
50Schechter Investment Advisors, LLC26,846$270.9K0.05%2023-03-31
51Sagefield Capital LP25,000$252.3K0.05%2023-03-31
52TFG Asset Management GP Ltd24,300$245.2K0.05%2023-03-31
53ALLIANCEBERNSTEIN L.P.16,400$165.5K0.03%2023-03-31
54StoneX Group Inc.10,000$97.9K0.02%2025-06-30
55MILLENNIUM MANAGEMENT LLC2,482,462$25.0K5.53%2023-03-31
56GLAZER CAPITAL, LLC2,347,648$23.7K5.23%2023-03-31
57Altshuler Shaham Ltd142,000$11.0K0.31%2023-06-30
58Magnetar Financial LLC1,046,553$10.6K2.33%2023-03-31
59KIM, LLC950,000$9.6K2.11%2023-03-31
60RP Investment Advisors LP700,000$7.1K1.56%2023-03-31
61UBS Group AG696$7.0K0.00%2023-03-31
62OLD MISSION CAPITAL LLC627$6.3K0.00%2023-03-31
63Akaris Global Partners, LP18,246$1.4K0.04%2023-03-31
64GEODE CAPITAL MANAGEMENT, LLC58,137$5870.12%2023-03-31
65NOMURA HOLDINGS INC42,469$4280.09%2023-03-31
66Virtu Financial LLC28,680$2900.06%2023-03-31
67CLEAR STREET LLC16,893$1700.03%2023-03-31
68PenderFund Capital Management Ltd.6,300$860.01%2023-03-31
69JPMORGAN CHASE & CO1$00.00%2023-03-31
70CONCOURSE FINANCIAL GROUP SECURITIES, INC.0$00.00%2025-06-30