Skip to main content

Xenetic Biosciences, Inc.

XBIO
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001534525

No open-market purchases or sales by Xenetic Biosciences, Inc. insiders were filed in the last 90 days; 8 institutions reported holding it in 13F filings for Q2 2026, worth $442.8K in total; no superinvestor holds it.

13F holders, Q4 2021

Institutional positions in Xenetic Biosciences, Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
22
+3 vs. Q3 2021
Shares held
1.46M
−214.4K (−12.8%) vs. Q3 2021
Total value
$1.88M
−$1.55M (−45.2%) vs. Q3 2021
New holders
8
4 more added
Sold out
5
5 more reduced

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting XBIO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 22 institutions
Q1 2021: 12 institutionsQ2 2021: 14 institutionsQ3 2021: 19 institutionsQ4 2021: 22 institutionsQ1 2022: 14 institutionsQ2 2022: 15 institutionsQ3 2022: 16 institutionsQ4 2022: 19 institutionsQ1 2023: 19 institutionsQ2 2023: 9 institutionsQ3 2023: 7 institutionsQ4 2023: 7 institutionsQ1 2024: 7 institutionsQ2 2024: 5 institutionsQ3 2024: 9 institutionsQ4 2024: 13 institutionsQ1 2025: 13 institutionsQ2 2025: 9 institutionsQ3 2025: 10 institutionsQ4 2025: 11 institutionsQ1 2026: 6 institutionsQ2 2026: 8 institutions
Value heldQ4 2021: $1.88M
Q1 2021: $1.22MQ2 2021: $832.2KQ3 2021: $3.43MQ4 2021: $1.88MQ1 2022: $1.07MQ2 2022: $828.0KQ3 2022: $535.0KQ4 2022: $197.6KQ1 2023: $235.3KQ2 2023: $120.4KQ3 2023: $79.4KQ4 2023: $60.7KQ1 2024: $73.8KQ2 2024: $62.0KQ3 2024: $211.6KQ4 2024: $356.1KQ1 2025: $293.1KQ2 2025: $250.2KQ3 2025: $183.7KQ4 2025: $496.6KQ1 2026: $453.0KQ2 2026: $442.8K
Institutions holding XBIO and their total value by quarter
QuarterHoldersValue
Q2 20268$442.8K
Q1 20266$453.0K
Q4 202511$496.6K
Q3 202510$183.7K
Q2 20259$250.2K
Q1 202513$293.1K
Q4 202413$356.1K
Q3 20249$211.6K
Q2 20245$62.0K
Q1 20247$73.8K
Q4 20237$60.7K
Q3 20237$79.4K
Q2 20239$120.4K
Q1 202319$235.3K
Q4 202219$197.6K
Q3 202216$535.0K
Q2 202215$828.0K
Q1 202214$1.07M
Q4 202122$1.88M
Q3 202119$3.43M
Q2 202114$832.2K
Q1 202112$1.22M

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Xenetic Biosciences, Inc.; share changes are against Q3 2021.

Institutions holding XBIO in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc616,467$795.0K0.00%+516,490+516.6%Added
Renaissance Technologies LLC261,223$337.0K0.00%−157,667−37.6%Reduced
Susquehanna International Group, LLP127,113$164.0K0.00%+127,113New
Geode Capital Management, LLC90,946$117.0K0.00%−13,207−12.7%Reduced
Citadel Advisors LLC57,982$75.0K0.00%+57,982New
Dimensional Fund Advisors LP48,755$63.0K0.00%−13,593−21.8%Reduced
Virtu Financial LLC45,716$59.0K0.01%+45,716New
Simplex Trading, LLC44,152$56.0K0.00%+44,152New
State Street Corp33,900$44.0K0.00%00.0%Unchanged
JTC Employer Solutions Trusteee Ltd26,991$35.0K0.00%00.0%Unchanged
Two Sigma Advisers, LP24,400$31.0K0.00%−130,700−84.3%Reduced
Steward Partners Investment Advisory, LLC19,000$25.0K0.00%+19,000New
Northern Trust Corp17,760$23.0K0.00%00.0%Unchanged
Two Sigma Securities, LLC14,039$18.0K0.00%+14,039New
Morgan Stanley12,654$16.0K0.00%+7,477+144.4%Added
First Republic Investment Management, Inc.10,000$13.0K0.00%+10,000New
UBS Group AG6,058$8.00K0.00%+3,412+128.9%Added
Advisor Group Holdings, Inc.600$1.00K0.00%+600New
Tower Research Capital LLC (TRC)24$00.00%−2,981−99.2%Reduced
Northwestern Mutual Wealth Management Co300$00.00%00.0%Unchanged
Wells Fargo & Company76$00.00%+27+55.1%Added
Crewe Advisors LLC115$00.00%00.0%Unchanged
Armistice Capital, LLC0$00.00%−578,000−100.0%Sold out
Two Sigma Investments, LP0$00.00%−163,070−100.0%Sold out
IFP Advisors, Inc0$00.00%−1,000−100.0%Sold out
Brewin Dolphin Ltd0$00.00%−106−100.0%Sold out
Bank of America Corp0$00.00%−97−100.0%Sold out