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Sera Prognostics, Inc.

SERA
Exchange
Nasdaq
Industry
Services-Medical Laboratories
SEC CIK
0001534969

In the last 90 days, Sera Prognostics, Inc. insiders filed 0 open-market purchases and 5 sales; 47 institutions reported holding it in 13F filings for Q2 2026, worth $31.0M in total; no superinvestor holds it.

Q4 2023 vs. Q3 2023

How the institutions holding Sera Prognostics, Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of SERA: Q3 2023 compared with Q4 2023
MeasureQ3 2023Of which not filed for Q4 2023Q4 2023Change
Holders28147+20
Shares8.86M2.42M11.0M+4.59M (+71.2%)
Value$16.5M$4.49M$66.8M+$54.8M (+456.9%)

1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (23)

Institutions that held Sera Prognostics, Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to SERA in Q4 2023
InstitutionSharesValue% of portfolio
AWM Investment Company, Inc.374,902$2.24M0.29%
Price T Rowe Associates Inc151,933$909.0K0.00%
EAM Investors, LLC85,597$511.9K0.09%
Perigon Wealth Management, LLC85,185$509.4K0.02%
Citigroup Inc69,349$414.7K0.00%
Lexington Partners L.P.65,415$391.2K0.26%
683 Capital Management, LLC56,169$335.9K0.03%
Omers Administration Corp53,900$322.3K0.00%
Railway Pension Investments Ltd47,574$284.5K0.00%
Vanderbilt University47,574$284.5K0.07%
Resource Consulting Group Inc44,234$264.5K0.05%
CWM, LLC40,524$242.0K0.00%
Man Group plc39,942$238.9K0.00%
Mission Creek Capital Partners, Inc.32,574$194.8K0.05%
CI Private Wealth, LLC30,000$179.4K0.00%
Susquehanna International Group, LLP29,913$178.9K0.00%
HighVista Strategies LLC20,480$122.5K0.04%
Jane Street Group, LLC14,717$88.0K0.00%
Sterling Investment Advisors, Ltd.13,489$80.7K0.03%
Y-Intercept (Hong Kong) Ltd13,191$78.9K0.01%
Bank of America Corp12,338$73.8K0.00%
Boothbay Fund Management, LLC11,290$67.5K0.00%
StepStone Group LP10,241$61.2K0.01%

Sold out (3)

Institutions that held Sera Prognostics, Inc. at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of SERA in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Fosun International Ltd554,148$1.03M
Sanders Morris Harris LLC445,105$827.9K
Prime Capital Investment Advisors, LLC21,000$39.1K

Not filed for Q4 2023 yet (1)

Institutions that held Sera Prognostics, Inc. at the end of Q3 2023 and haven't filed a 13F for Q4 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SERA in Q3 2023 that haven't filed for Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Interwest Venture Management Co2,416,241$4.49M