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29 April 2026
CUSIP 82621J105

SIENTRA INC

68 institutions · $12.8M total · 27,000,995 shares

#ManagerSharesValue% of TotalPeriod
1Blackstone Inc.2,730,765$5.5M10.11%2023-03-31
2Abingworth LLP1,673,589$3.4M6.19%2023-03-31
3VANGUARD GROUP INC2,798,213$567.8K10.36%2023-03-31
4DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)2,679,950$543.8K9.92%2023-03-31
5Sio Capital Management, LLC2,550,000$517.4K9.44%2023-03-31
6STIFEL FINANCIAL CORP2,305,381$467.8K8.53%2023-03-31
7First Eagle Investment Management, LLC1,474,733$299.2K5.46%2023-03-31
8Metropolitan Life Insurance Co/NY8,191$195.6K0.03%2023-09-30
9MetLife Investment Management, LLC23,253$185.1K0.08%2024-03-31
10BlackRock Inc.782,184$158.7K2.89%2023-03-31
11NEEDHAM INVESTMENT MANAGEMENT LLC700,000$142.0K2.59%2023-03-31
12Ratio Wealth Group12,416$98.8K0.04%2023-03-31
13Jefferies Group LLC20,900$76.7K0.07%2023-09-30
14MORGAN STANLEY367,009$74.5K1.35%2023-03-31
15Quent Capital, LLC309,823$62.9K1.14%2023-03-31
16MANUFACTURERS LIFE INSURANCE COMPANY, THE28,010$62.2K0.10%2023-09-30
17Creative Planning272,170$55.2K1.00%2023-03-31
18TWO SIGMA INVESTMENTS, LP257,438$52.2K0.95%2023-03-31
19Atria Wealth Solutions, Inc.250,000$50.7K0.92%2023-09-30
20OPPENHEIMER & CO INC203,809$41.4K0.75%2023-03-31
21STATE STREET CORP180,426$36.6K0.66%2023-06-30
22EVOKE WEALTH, LLC178,277$36.2K0.66%2023-03-31
23Warwick Investment Management, Inc.150,000$30.4K0.55%2023-03-31
24NORTHERN TRUST CORP107,508$21.8K0.39%2023-03-31
25BRIDGEWAY CAPITAL MANAGEMENT, LLC102,000$20.7K0.37%2023-03-31
26Royal Bank of Canada99,350$20.0K0.36%2023-03-31
27American Portfolios Advisors575$13.7K0.00%2023-03-31
28LPL Financial LLC57,811$11.7K0.21%2023-03-31
29UBS Group AG39,518$7.9K0.14%2023-03-31
30CITADEL ADVISORS LLC36,778$7.5K0.13%2023-03-31
31Bridge Advisory, LLC32,300$6.6K0.11%2023-03-31
32Bank of New York Mellon Corp30,599$6.2K0.11%2023-03-31
33GROUP ONE TRADING, L.P.26,262$5.3K0.09%2023-03-31
34HighMark Wealth Management LLC17,300$3.5K0.06%2023-03-31
35Matisse Capital15,818$3.2K0.05%2023-03-31
36Tarbox Family Office, Inc.15,650$3.2K0.05%2023-03-31
37StoneX Group Inc.13,046$2.6K0.04%2025-06-30
38TWO SIGMA SECURITIES, LLC11,554$2.3K0.04%2023-03-31
39SUSQUEHANNA INTERNATIONAL GROUP, LLP11,104$2.3K0.04%2023-03-31
40RAYMOND JAMES & ASSOCIATES10,450$2.1K0.03%2023-03-31
41VICTORY CAPITAL MANAGEMENT INC10,087$2.0K0.03%2023-06-30
42Pine Haven Investment Counsel, Inc10,000$2.0K0.03%2023-03-31
43Genesee Capital Advisors, LLC10,000$2.0K0.03%2023-03-31
44ADVISOR GROUP HOLDINGS, INC.11,300$2.0K0.04%2023-03-31
45NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO4,190$8500.01%2023-03-31
46GSA CAPITAL PARTNERS LLP2,297,726$4668.50%2023-03-31
47FEDERATED HERMES, INC.2,191$4450.00%2023-03-31
48MILLENNIUM MANAGEMENT LLC1,921,921$3907.11%2023-03-31
49BNP PARIBAS ARBITRAGE, SNC1,002$2030.00%2023-03-31
50RENAISSANCE TECHNOLOGIES LLC966,100$1963.57%2023-03-31
51WELLS FARGO & COMPANY/MN685$1390.00%2023-03-31
52Allworth Financial LP680$1380.00%2023-03-31
53GEODE CAPITAL MANAGEMENT, LLC556,565$1122.06%2023-03-31
54GOLDMAN SACHS GROUP INC78,418$660.29%2024-03-31
55X-Square Capital, LLC263,287$530.97%2023-03-31
56BANK OF AMERICA CORP /DE/108$220.00%2023-03-31
57Mariner, LLC52,523$110.19%2023-03-31
58Tower Research Capital LLC (TRC)42,068$90.15%2023-03-31
59FMR LLC44$90.00%2023-03-31
60Frisch Financial Group, Inc.42,000$90.15%2023-03-31
61Birchview Capital, LP40,000$80.14%2023-03-31
62HBK Sorce Advisory LLC30,000$60.11%2023-03-31
63HRT FINANCIAL LP24,869$50.09%2023-03-31
64COMMONWEALTH EQUITY SERVICES, LLC20,342$40.07%2023-03-31
65Cambridge Investment Research Advisors, Inc.14,892$30.05%2023-03-31
66MML INVESTORS SERVICES, LLC15,685$30.05%2023-03-31
67JPMORGAN CHASE & CO152$00.00%2023-03-31
68CONCOURSE FINANCIAL GROUP SECURITIES, INC.0$00.00%2025-06-30