HARBOR INVESTMENT ADVISORY, LLC - PROTAGENIC THERAPEUTICS INC ownership

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PROTAGENIC THERAPEUTICS INC's ticker is PTIX and the CUSIP is 74365N103. A total of 20 filers reported holding PROTAGENIC THERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
HARBOR INVESTMENT ADVISORY, LLC ownership history of PROTAGENIC THERAPEUTICS INC
ValueSharesWeighting
Q4 2022$0–10.0%0.00%–
Q3 2022$0–10.0%0.00%–
Q2 2022$0–10.0%0.00%–
Q1 2022$0–10.0%0.00%–
Q4 2021$0–10.0%0.00%–
Q3 2021$0–10.0%0.00%–
Q2 2021$0–1–0.00%–
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Other shareholders
PROTAGENIC THERAPEUTICS INC shareholders Q3 2021
NameSharesValueWeighting ↓
ORACLE INVESTMENT MANAGEMENT INC 500,000$935,0000.12%
Renaissance Technologies 23,200$43,0000.00%
BARCLAYS PLC 113$00.00%
VANGUARD GROUP INC 131,515$246,0000.00%
UBS Group AG 5,239$10,0000.00%
OSAIC HOLDINGS, INC. 5,055$9,0000.00%
FIFTH THIRD BANCORP 1$00.00%
BANK OF AMERICA CORP /DE/ 4$00.00%
WELLS FARGO & COMPANY/MN 73$00.00%
NORTHERN TRUST CORP 22,485$42,0000.00%
View complete list of PROTAGENIC THERAPEUTICS INC shareholders