← All institutions

Institutional Holdings

OSUR

Ownership Summary

Institutions Holding
186
Total Shares Held
66,986,407
Total Value Held
$222,126,343
Quarter
2025-12-31

Active Positions

Increased Positions
13
863,999 shares
Decreased Positions
8
462,084 shares
Held Positions
9
251,187 shares
New Positions
150
65,409,137 shares
Sold Out Positions
6
655,591 shares
Institution Shares Value Change % of Portfolio Reported
BlackRock, Inc. 6,447,181 $15,602,180 New position 2025-12-31
Neuberger Berman Group LLC 3,984,854 $9,651,933 New position 2025-12-31
PRIVATE MANAGEMENT GROUP INC 5,396,219 $13,058,850 New position 2025-12-31
VANGUARD CAPITAL MANAGEMENT LLC 3,018,907 $13,464,325 New position 0.00% 2026-06-30
SYSTEMATIC FINANCIAL MANAGEMENT LP 2,477,574 $5,995,728 New position 2025-12-31
DIMENSIONAL FUND ADVISORS LP 3,258,593 $7,885,951 New position 2025-12-31
RENAISSANCE TECHNOLOGIES LLC 2,145,003 $5,190,907 New position 2025-12-31
GEODE CAPITAL MANAGEMENT, LLC 1,751,383 $4,239,352 New position 2025-12-31
STATE STREET CORP 1,604,806 $3,883,631 New position 2025-12-31
GAGNON SECURITIES LLC 1,569,782 $3,798,872 New position 2025-12-31
CANNELL CAPITAL LLC 1,954,012 $4,728,709 New position 2025-12-31
Gagnon Advisors, LLC 1,207,440 $2,922,005 New position 2025-12-31
First Eagle Investment Management, LLC 1,062,750 $4,739,865 New position 0.01% 2026-06-30
Peapod Lane Capital LLC 1,018,470 $2,464,697 New position 2025-12-31
WELLS FARGO & COMPANY/MN 877,030 $2,122,410 New position 2025-12-31
JACOBS LEVY EQUITY MANAGEMENT, INC 988,698 $2,392,649 New position 2025-12-31
D. E. Shaw & Co., Inc. 1,665,532 $4,030,588 New position 2025-12-31
Archon Capital Management LLC 573,503 $1,387,877 New position 2025-12-31
VANGUARD PORTFOLIO MANAGEMENT LLC 623,664 $2,781,541 New position 0.00% 2026-06-30
JPMORGAN CHASE & CO 397,085 $960,945 New position 2025-12-31
NORTHERN TRUST CORP 575,513 $1,392,742 New position 2025-12-31
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 622,083 $1,505,441 New position 2025-12-31
GOLDMAN SACHS GROUP INC 317,066 $767,300 New position 2025-12-31
VANGUARD FIDUCIARY TRUST CO 458,067 $2,042,979 New position 0.00% 2026-06-30
KLP KAPITALFORVALTNING AS 363,300 $879,186 New position 2025-12-31
NOMURA HOLDINGS INC 358,800 $1,600,248 ▲ +177,000 0.00% 2026-06-30
Intrinsic Edge Capital Management LLC 349,064 $844,735 New position 2025-12-31
Orion Porfolio Solutions, LLC 293,526 $710,332 New position 2025-12-31
MORGAN STANLEY 529,262 $1,280,815 New position 2025-12-31
AQR CAPITAL MANAGEMENT LLC 221,933 $537,078 New position 2025-12-31
UBS Group AG 679,809 $1,645,138 New position 2025-12-31
Pavaki Capital Management LLC 219,033 $976,887 Unchanged 0.34% 2026-06-30
Bank of New York Mellon Corp 212,862 $515,127 New position 2025-12-31
SEI INVESTMENTS CO 184,226 $445,802 New position 2025-12-31
SUSQUEHANNA INTERNATIONAL GROUP, LLP 29,215 $70,700 New position 2025-12-31
AMERICAN CENTURY COMPANIES INC 202,964 $491,173 New position 2025-12-31
MILLENNIUM MANAGEMENT LLC 862,397 $2,087,001 New position 2025-12-31
AMERIPRISE FINANCIAL INC 263,607 $637,929 New position 2025-12-31
STRS OHIO 150,000 $363,000 New position 2025-12-31
Man Group plc 150,854 $672,809 New position 0.00% 2026-06-30
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 146,025 $651,272 New position 0.00% 2026-06-30
BRIDGEWAY CAPITAL MANAGEMENT, LLC 437,263 $1,058,176 New position 2025-12-31
Marquette Asset Management, LLC 134,656 $600,566 New position 0.08% 2026-06-30
Odyssean, LLC 66,905 $161,910 New position 2025-12-31
Invesco Ltd. 161,182 $390,061 New position 2025-12-31
Nuveen, LLC 158,428 $383,395 New position 2025-12-31
DEUTSCHE BANK AG TAUNUSANLAGE 12 D-60325 118,225 $527,284 ▲ +3,633 0.00% 2026-06-30
CITADEL ADVISORS LLC 405,893 $982,261 New position 2025-12-31
HSBC HOLDINGS PLC 119,430 $523,701 ▼ -21,879 0.00% 2026-06-30
XTX Topco Ltd 121,144 $293,168 New position 2025-12-31
BARCLAYS PLC 208,625 $504,872 New position 2025-12-31
Murphy Pohlad Asset Management LLC 114,867 $277,978 New position 2025-12-31
SIMPLEX TRADING, LLC 2,393 $5,791 New position 2025-12-31
IMC-Chicago, LLC 98,650 $439,979 ▲ +75,133 0.00% 2026-06-30
FULLER & THALER ASSET MANAGEMENT, INC. 98,399 $438,860 ▼ -845 0.00% 2026-06-30
RHUMBLINE ADVISERS 90,694 $219,470 New position 2025-12-31
Caption Management, LLC 78,836 $351,609 New position 0.00% 2026-06-30
ALLIANCEBERNSTEIN L.P. 130,216 $315,123 New position 2025-12-31
Russell Investments Group, Ltd. 43,636 $105,598 New position 2025-12-31
GROUP ONE TRADING LLC 67,411 $300,653 ▲ +35,711 0.00% 2026-06-30
TWO SIGMA INVESTMENTS, LP 59,300 $264,478 ▲ +3,200 0.00% 2026-06-30
BANK OF AMERICA CORP /DE/ 132,429 $320,479 ▲ +26,083 2025-12-31
Nierenberg Investment Management Company, LLC 44,555 $107,823 New position 2025-12-31
NewEdge Advisors, LLC 47,752 $115,560 New position 2025-12-31
STATE OF WISCONSIN INVESTMENT BOARD 47,697 $212,729 New position 0.00% 2026-06-30
Graham Capital Management, L.P. 25,339 $61,320 New position 2025-12-31
MetLife Investment Management, LLC 13,019 $31,506 New position 2025-12-31
BOOTHBAY FUND MANAGEMENT, LLC 34,774 $155,092 New position 0.00% 2026-06-30
Metis Global Partners, LLC 56,933 $137,778 New position 2025-12-31
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 34,338 $83,098 New position 2025-12-31
CITIGROUP INC 1,606 $3,887 New position 2025-12-31
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 32,922 $79,671 New position 2025-12-31
Manatuck Hill Partners, LLC 30,000 $72,600 New position 2025-12-31
Quadrature Capital Ltd 11,475 $27,770 New position 2025-12-31
BFSG, LLC 27,620 $123,186 ▼ -16,730 0.01% 2026-06-30
Schonfeld Strategic Advisors LLC 26,995 $120,396 New position 0.00% 2026-06-30
Vanguard Global Advisers, LLC 25,575 $114,065 New position 0.00% 2026-06-30
Police & Firemen's Retirement System of New Jersey 13,359 $32,329 New position 2025-12-31
Quantinno Capital Management LP 20,613 $91,934 New position 0.00% 2026-06-30
Jain Global LLC 31,440 $76,085 New position 2025-12-31
MANUFACTURERS LIFE INSURANCE COMPANY, THE 27,262 $65,974 New position 2025-12-31
OneDigital Investment Advisors LLC 16,850 $40,777 New position 2025-12-31
Significant Wealth Partners LLC 20,432 $91,127 ▲ +575 0.10% 2026-06-30
Quadrant Private Wealth Management, LLC 40,520 $98,058 New position 2025-12-31
NEW YORK STATE COMMON RETIREMENT FUND 19,307 $46,723 New position 2025-12-31
LPL Financial LLC 19,492 $47,171 New position 2025-12-31
COLDSTREAM CAPITAL MANAGEMENT INC 17,979 $80,187 New position 0.00% 2026-06-30
Vanguard Personalized Indexing Management, LLC 16,775 $74,817 Unchanged 0.00% 2026-06-30
VOYA INVESTMENT MANAGEMENT LLC 15,280 $36,978 New position 2025-12-31
Headlands Technologies LLC 15,118 $67,426 New position 0.01% 2026-06-30
Moors & Cabot, Inc. 14,755 $35,707 New position 2025-12-31
JANE STREET GROUP, LLC 357,496 $865,141 New position 2025-12-31
INTECH INVESTMENT MANAGEMENT LLC 30,740 $74,391 New position 2025-12-31
PNC FINANCIAL SERVICES GROUP, INC. 12,403 $30,015 New position 2025-12-31
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 12,922 $55,501 New position 0.00% 2026-06-30
TWO SIGMA SECURITIES, LLC 12,439 $55,478 New position 0.00% 2026-06-30
Grantham, Mayo, Van Otterloo & Co. LLC 12,331 $29,841 New position 2025-12-31
OSAIC HOLDINGS, INC. 11,265 $27,261 New position 2025-12-31
PRUDENTIAL FINANCIAL INC 11,677 $52,079 Unchanged 0.00% 2026-06-30
Diversify Advisory Services, LLC 11,774 $46,625 New position 0.00% 2026-06-30
DIVERSIFY WEALTH MANAGEMENT, LLC 11,774 $46,625 ▼ -413 0.00% 2026-06-30
FMR LLC 10,911 $26,405 New position 2025-12-31
MERCER GLOBAL ADVISORS INC /ADV 10,112 $45,100 New position 0.00% 2026-06-30
BNP PARIBAS FINANCIAL MARKETS 19,676 $47,616 New position 2025-12-31
Ameritas Investment Partners, Inc. 7,452 $18,034 New position 2025-12-31
Legal & General Group Plc 6,750 $16,335 New position 2025-12-31
ROYAL BANK OF CANADA 6,017 $15,000 New position 2025-12-31
Arax Advisory Partners 5,919 $26,399 ▲ +5,858 0.00% 2026-06-30
Tower Research Capital LLC (TRC) 6,379 $15,437 New position 2025-12-31
Global Retirement Partners, LLC 4,103 $9,929 New position 2025-12-31
Altai Capital Management, L.P. 3,740,836 $9,053 New position 2025-12-31
Integrated Wealth Concepts LLC 3,266 $14,566 New position 0.00% 2026-06-30
Farther Finance Advisors, LLC 2,543 $11,357 ▼ -769 0.00% 2026-06-30
ACADIAN ASSET MANAGEMENT LLC 2,022,119 $4,891 New position 2025-12-31
Nemes Rush Group LLC 2,000 $4,840 New position 2025-12-31
CGC Financial Services, LLC 1,839 $4,450 New position 2025-12-31
FIFTH THIRD BANCORP 1,757 $7,835 ▲ +96 0.00% 2026-06-30
Federation des caisses Desjardins du Quebec 1,500 $3,630 New position 2025-12-31
North Star Investment Management Corp. 1,530 $3,703 New position 2025-12-31
Sterling Capital Management LLC 4,091 $9,900 New position 2025-12-31
VALLEY NATIONAL ADVISERS INC 1,250 $5,575 Unchanged 0.00% 2026-06-30
GAMMA Investing LLC 1,032 $4,603 Unchanged 0.00% 2026-06-30
Rockefeller Capital Management L.P. 3,473 $8,405 New position 2025-12-31
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 4,362 $10,556 New position 2025-12-31
Ameritas Advisory Services, LLC 831 $3,706 New position 0.00% 2026-06-30
Silver Grove Financial Group, Inc. 766 $3,416 New position 0.00% 2026-06-30
ASSETMARK, INC 664 $2,961 ▲ +660 0.00% 2026-06-30
EverSource Wealth Advisors, LLC 30 $73 New position 2025-12-31
Essential Partners LLC 417 $1,860 ▼ -1,148 0.00% 2026-06-30
Allworth Financial LP 361 $1,611 ▲ +333 0.00% 2026-06-30
Versant Capital Management, Inc 292 $1,302 Unchanged 0.00% 2026-06-30
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 270 $1,204 Unchanged 0.00% 2026-06-30
Blue Trust, Inc. 253 $1,128 Unchanged 0.00% 2026-06-30
PRICE T ROWE ASSOCIATES INC /MD/ 183,285 $444 New position 2025-12-31
True Wealth Design, LLC 208 $928 New position 0.00% 2026-06-30
Bogart Wealth, LLC 150 $363 New position 2025-12-31
HighMark Wealth Management LLC 100 $242 New position 2025-12-31
Fortitude Family Office, LLC 60 $268 New position 0.00% 2026-06-30
SJS Investment Consulting Inc. 36 $161 ▲ +29 0.00% 2026-06-30
ROTHSCHILD INVESTMENT LLC 35 $85 New position 2025-12-31
SG Americas Securities, LLC 30,824 $137 New position 0.00% 2026-06-30
SBI Securities Co., Ltd. 18 $44 New position 2025-12-31
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 16,476 $40 New position 2025-12-31
SHIKIAR ASSET MANAGEMENT INC 15,000 $67 ▼ -10,000 0.02% 2026-06-30
Caitong International Asset Management Co., Ltd 15 $67 ▲ +13 0.00% 2026-06-30
Optiver Holding B.V. 964 $2,333 New position 2025-12-31
Clearstead Advisors, LLC 4 $18 New position 0.00% 2026-06-30
JPL Wealth Management, LLC 3 $14 New position 0.00% 2026-06-30
HAZLETT, BURT & WATSON, INC. 1,500 $4 New position 2025-12-31
Yorkville Advisors Global, LP 0 $0 Sold out 2026-06-30
GSA CAPITAL PARTNERS LLP 151,086 $366 New position 2025-12-31
Empowered Funds, LLC 99,262 $240,214 New position 2025-12-31
Aster Capital Management (DIFC) Ltd 0 $0 Sold out 2026-06-30
L2 Asset Management, LLC 18,201 $44,046 New position 2025-12-31
Squarepoint Ops LLC 13,609 $32,934 New position 2025-12-31
CANANDAIGUA NATIONAL BANK & TRUST CO 11,599 $28,070 New position 2025-12-31
ProShare Advisors LLC 12,966 $31,378 New position 2025-12-31
Rachor Investment Advisory Services, LLC 596 $1,443 New position 2025-12-31
Prestige Wealth Management Group LLC 605 $1,465 Unchanged 2025-12-31
Advisory Services Network, LLC 0 $0 Sold out 2026-06-30
Advisors Asset Management, Inc. 454 $1,099 New position 2025-12-31
TD Waterhouse Canada Inc. 0 $0 Sold out 2026-06-30
Hilton Head Capital Partners, LLC 150 $363 New position 2025-12-31
Sound Income Strategies, LLC 0 $0 Sold out 2026-06-30
MAI Capital Management 0 $0 Sold out 2026-06-30
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 49,755 $60,456,561 New position 2025-12-31
VANGUARD GROUP INC 4,102,632 $9,928,370 New position 2025-12-31
KOTLER KEVIN 1,801,446 $4,359,499 New position 2025-12-31
Steamboat Capital Partners, LLC 400,000 $968,000 New position 2025-12-31
Qube Research & Technologies Ltd 216,941 $524,997 New position 2025-12-31
TUDOR INVESTMENT CORP ET AL 186,901 $452,300 ▼ -316,833 2025-12-31
DEUTSCHE BANK AG\ 93,806 $227,011 New position 2025-12-31
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 93,379 $225,977 New position 2025-12-31
T3 Companies, LLC 77,400 $187,308 New position 2025-12-31
TWO SIGMA ADVISERS, LP 57,100 $138,182 New position 2025-12-31
Jump Financial, LLC 54,093 $130,905 New position 2025-12-31
Numerai GP LLC 41,370 $100,115 New position 2025-12-31
Verition Fund Management LLC 32,795 $79,364 New position 2025-12-31
Brevan Howard Capital Management LP 26,496 $64,120 New position 2025-12-31
HighTower Advisors, LLC 20,142 $48,744 New position 2025-12-31
COMERICA BANK 2,325 $5,626 New position 2025-12-31
BROWN BROTHERS HARRIMAN & CO 295 $714 New position 2025-12-31
CIBC Private Wealth Group LLC 75 $182 New position 2025-12-31
Sunbelt Securities, Inc. 14 $34 New position 2025-12-31
AMALGAMATED BANK 2,230 $5 New position 2025-12-31
CWM, LLC 1,928 $4 New position 2025-12-31