13F

Stock

Aytu Biopharma, Inc

AYTU · held by 39 managers

Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025

Reported value

$9.7M

Holders

39

+0 new · −1 exited

Holders’ est. mark

$45.1K

Price effect on 4 books still in the name

Largest holder

$2.83M

Nantahala Capital Management, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Q4 2022Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026

Who holds it

Notable only
InvestorSharesValueEst. markChange
Nantahala Capital Management, LLC1.09M$2.83M—Held
Stonepine Capital Management, LLC813.7K$2.12M—Held
AWM Investment Company, Inc.619.6K$1.61M—Held
DIADEMA PARTNERS LP305.8K$795K—Held
Vanguard278.6K$724.3K—Held
TWO SIGMA INVESTMENTS, LP107.1K$278.5K—Held
Renaissance Technologies89.6K$233K—Held
Persistent Asset Partners Ltd79.4K$206.5K$45KAdded$89.1K
GEODE CAPITAL MANAGEMENT, LLC74.1K$192.7K—Held
TWO SIGMA ADVISERS, LP42.5K$110.5K—Held
DIMENSIONAL FUND ADVISORS LP35.4K$91.9K—Held
DRW Securities, LLC29.4K$76.4K—Held
XTX Topco Ltd25.9K$67.2K—Held
BELLEVUE ASSET MANAGEMENT, LLC25K$65K—Held
BlackRock, Inc.22.8K$59.3K—Held
Rothschild Wealth LLC20K$52K—Held
Perritt Capital Management Inc20K$52K—Held
NORTHERN TRUST CORP19.2K$49.8K—Held
Citadel15.6K$40.4K—Held
Daytona Street Capital LLC10K$26K—Held
MAI Capital Management3.58K$9.29K—Held
UBS Group AG3.05K$7.93K—Held
Tower Research Capital LLC (TRC)1.71K$4.45K—Held
OSAIC HOLDINGS, INC.460$1.2K—Held
WELLS FARGO & COMPANY/MN127$330—Held
MORGAN STANLEY125$325$90Cut−$213
BANK OF AMERICA CORP /DE/85$221$53Added$82
CIBC Private Wealth Group LLC83$216—Held
GROUP ONE TRADING LLC37$96—Held
FNY Investment Advisers, LLC31.6K$82$0Added$82
BNP PARIBAS FINANCIAL MARKETS23$60—Held
NewEdge Advisors, LLC21$55—Held
SBI Securities Co., Ltd.11$29—Held
ACADIAN ASSET MANAGEMENT LLC10.2K$26—Held
VISION FINANCIAL MARKETS LLC2$6—Held
CITIGROUP INC1$3—Held
JONES FINANCIAL COMPANIES LLLP1$3—Held
TSFG, LLC1$0—Held
ROYAL BANK OF CANADA25$0—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.