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NASDAQ · Health care

Sera Prognostics, Inc. (SERA)

Sera Prognostics, Inc. brought in $70K of revenue over the twelve months to June 30, 2026, down 35.2% from a year earlier. It posted a net loss of $33.2M. In fiscal 2025 capital spending exceeded operating cash flow by $26.3M. At June 30, 2026 it held $4.4M in cash. Its latest periodic report to the SEC is the quarterly report (10-Q) filed on August 12, 2026.

Free, no password. An email when SERA files with the SEC.

Price
$2.19
0.00% on the day · November 9, 2026
52-week range $1.56 to $3.85
Market cap
$86.4M
Revenue (last 12 months)
$70K
-35.2% year on year
Net margin
-47,475.7%

Key facts about Sera Prognostics, Inc.

Net worth
Sera Prognostics, Inc. has a market value (market cap) of $86.4M at the latest share price, and shareholders' equity of $59.4M on its balance sheet at June 30, 2026. A company's "net worth" usually means one of these: what the market pays for all its shares, or its assets minus its liabilities.
Revenue and profit
In fiscal 2025 revenue was $81K (+5.2% year on year), with a net loss of $31.9M. Over the 12 months to June 30, 2026: revenue $70K, net loss $33.2M.
Cash flow
In fiscal 2025 operations used $25.6M of cash.
Latest report
The latest periodic report (quarterly report, 10-Q) was filed with the SEC on August 12, 2026 and covers the period to June 30, 2026. Open on SEC EDGAR
Next earnings report
Sera Prognostics, Inc.'s next report is expected around November 12, 2026. That is an estimate from its filing rhythm, not a date the company has announced.

What Sera Prognostics, Inc. does

Sera Prognostics, Inc. is registered with the SEC under industry code SIC 8071 (Services-Medical Laboratories). Its shares trade on NASDAQ under the ticker SERA.

Revenue and profit by year

Revenue
FY21: $25K $25K FY21FY21: $82K $82K FY21FY22: $268K $268K FY22FY23: $306K $306K FY23FY24: $77K $77K FY24FY25: $81K $81K FY25
Net income
FY21: -$19.8M -$19.8M FY21FY21: -$35M -$35M FY21FY22: -$44.2M -$44.2M FY22FY23: -$36.2M -$36.2M FY23FY24: -$32.9M -$32.9M FY24FY25: -$31.9M -$31.9M FY25

Fiscal years as reported in annual reports. Amounts in USD.

Key figures

Fiscal yearRevenueOperating incomeNet incomeDiluted EPSFree cash flow
2025$81K-$36.5M-$31.9M-$0.67-$26.3M
2024$77K-$36.6M-$32.9M-$0.99-$14.2M
2023$306K-$39.8M-$36.2M-$1.16-$27.3M
2022$268K-$45.7M-$44.2M-$1.43-$35.4M
2021$82K-$35.4M-$35M-$2.33-$32.9M
2021$25K-$18M-$19.8M-$12.76-$17M

Earnings: every quarter and the next report date

Full financial statements: income, balance sheet and cash flow

Next report expected around November 12, 2026.

Estimated from its filing rhythm: 52 weeks after its report of November 13, 2025. Not a date the company has announced. See the report calendar · Earnings, quarter by quarter

Where SERA ranks in Health care

Revenue$81K
#715 of 751 in Health care · Bottom 5%

Latest fiscal year of every company in the sector with the figure reported. Revenue is ranked among companies reporting in US dollars; growth and margins among companies with at least 10 million of revenue. Health care

Latest SEC filings

What Sera Prognostics, Inc. has filed recently, newest first. Each links to the original document on SEC EDGAR.

  1. August 19, 2026
  2. August 12, 2026
    Quarterly report 10-Q · period to June 30, 2026Revenue rose 76% to $30K versus the same quarter last year; diluted EPS -$0.18 versus -$0.16.
  3. August 12, 2026
  4. July 15, 2026
  5. June 30, 2026
  6. June 4, 2026
  7. June 1, 2026
  8. June 1, 2026
  9. May 6, 2026
    Quarterly report 10-Q · period to March 31, 2026Revenue fell 63% to $14K versus the same quarter last year; diluted EPS -$0.17 versus -$0.20.
  10. May 6, 2026

Recent insider filings (Forms 3, 4 and 144): 10, the latest on September 11, 2026. Insider transactions on SEC

Insider trades

What the people running Sera Prognostics, Inc. did with its shares, from the Form 4 filings they must send the SEC within two business days.

Insiders sold $63.3K worth of shares in the last 90 days and bought none on the open market.

Bought (open market)
$0
last 90 days
Sold
$63.3K
last 90 days
Net sold
31,637
$63.3K
DateInsiderWhatSharesPriceValueFiling
September 10, 2026 Jackson BenjaminGeneral Counsel Sold 2,190 $2.00 $4.4K Form 4
September 10, 2026 Lindgardt ZhenyaChief Executive Officer, Director Sold 7,022 $2.00 $14K Form 4
September 10, 2026 Anderson Dyaarl Lee Jr.Chief Commercial Officer Sold 1,800 $2.00 $3.6K Form 4
September 10, 2026 Inglis Tiffany Eul DavisChief Medical Officer Sold 486 $2.00 $972 Form 4
September 8, 2026 Lindgardt ZhenyaChief Executive Officer, Director Sold 20,139 $2.00 $40.3K Form 4
August 31, 2026 Gleason ScottChief Financial Officer Received as pay 117,924 - - Form 4
July 10, 2026 Critchfield Gregory CDirector Received as pay 22,426 - - Form 4
July 10, 2026 Critchfield Gregory CDirector Received as pay 1,594 - - Form 4

All insider filings on SEC.gov · Where insiders are buying across the market

Who owns SERA

Three views from three kinds of SEC filings, each with its own date. They overlap and are not added up.

5% holders

Anyone who owns more than 5% of a class of shares must say so on Schedule 13D (if they may seek to influence the company) or 13G (a passive holder). The latest filing of each holder is shown: 13G filings of the last 2 years, 13D of the last 3.

HolderOf classSharesFiled
Baker Bros. Advisors LP13D, may seek influence with 3 related filers 16.1% 5,498,170 February 14, 2025
Whetstone Capital Advisors, LLC13G, passive with 1 related filers 8.6% 3,306,889 May 1, 2026
Chione Ltd.13D, may seek influence with 4 related filers 7.6% 2,605,351 February 14, 2025
Aberdeen Group plc13G, passive with 1 related filers 7.21% 2,753,525 July 15, 2026

Latest filings below 5%: RA Capital Management, L.P. 0% (August 14, 2025); Vivo Capital IX, LLC 4.5% (May 15, 2025).

Largest institutional holders

Positions that investment managers reported on Form 13F for the quarter ended June 30, 2026, largest first, with the change on the quarter ended March 31, 2026. Managers file 13F up to 45 days after a quarter ends. 46 managers reported a position.

HolderSharesValueChange on quarter
Baker Bros. Advisors LP5,498,170$10M0
Whetstone Capital Advisors, LLC3,306,889$6M0
Aberdeen Group plc2,753,525$5M+202,750
Vivo Capital, LLC1,650,440$3M0
Vanguard Capital Management LLC1,297,792$2.4M+93,677
Captrust Financial Advisors535,755$975.1K-1,006
Geode Capital Management, LLC348,967$635.5K-14,650
BlackRock, Inc.221,369$402.9K+25,264
AWM Investment Company, Inc.207,382$377.4K0
Vanguard Fiduciary Trust Co170,908$311.1K+1,247
State Street Corp124,792$227.1K0
Millennium Management LLC73,986$134.7K-17,518
Perigon Wealth Management, LLC72,685$132.3K0
Northern Trust Corp68,595$124.8K-27,940
Bank of New York Mellon Corp60,927$110.9K0
Bridgeway Capital Management, LLC55,705$101.4K+10,000
Requisite Capital Management, LLC55,648$101.3K0
Morgan Stanley50,972$92.8K-54,045
Qube Research & Technologies Ltd50,871$92.6K+30,954
Ballentine Partners, LLC49,664$90.4K0

Insiders

Reported holdings of insiders who filed a Form 4 in the last 12 months: the shares each one held after their latest reported transaction. This is not the total held by all insiders.

16 insiders reported holding 3,172,406 shares in total, about $6.9M at the last price.

HolderSharesAs of
Critchfield Gregory CDirector 846,886 July 10, 2026
Lindgardt ZhenyaChief Executive Officer, Director 837,848 September 10, 2026
Aerts AustinChief Financial Officer 301,190 June 11, 2026
Kearney PaulChief Data Officer 163,961 March 11, 2026
Jackson BenjaminGeneral Counsel 159,566 September 10, 2026
Boniface John J.Chief Scientific Officer 145,842 March 11, 2026
Gleason ScottChief Financial Officer 117,924 August 31, 2026
Inglis Tiffany Eul DavisChief Medical Officer 91,589 September 10, 2026
Mirza Mansoor RazaDirector 81,937 July 10, 2026
Phillips JoshuaDirector 81,691 July 10, 2026

Schedule 13D/13G filings on SEC.gov

All filings on SEC EDGAR

Questions about SERA

What does Sera Prognostics, Inc. do?

Sera Prognostics, Inc. is a company in the Health care sector, listed on NASDAQ as SERA. Its shares trade on NASDAQ under the ticker SERA.

What is Sera Prognostics, Inc.'s net worth?

Sera Prognostics, Inc. has a market value (market cap) of $86.4M at the latest share price, and shareholders' equity of $59.4M on its balance sheet at June 30, 2026. A company's "net worth" usually means one of these: what the market pays for all its shares, or its assets minus its liabilities.

Is Sera Prognostics, Inc. profitable?

No. Over the twelve months to June 30, 2026 it reported a net loss of $33.2M on revenue of $70K.

How much revenue does Sera Prognostics, Inc. make?

Over the twelve months to June 30, 2026 Sera Prognostics, Inc. reported revenue of $70K. That is 35.2% less than a year earlier.

When did Sera Prognostics, Inc. last report?

Its most recent periodic report is the quarterly report (10-Q) filed on August 12, 2026. It covers the period to June 30, 2026. Its newest filing of any kind is the insider trade from September 11, 2026.

When is Sera Prognostics, Inc.'s next earnings report?

Sera Prognostics, Inc.'s next report is expected around November 12, 2026. That is an estimate from its filing rhythm, not a date the company has announced.

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Where the numbers come from

Financial figures are the values Sera Prognostics, Inc. tagged in its own SEC filings (XBRL), taken from the latest filing for each period, so restatements replace older figures. Revenue, profit and cash flow are for full fiscal years unless marked as the last twelve months, which is the sum of the four most recent quarters. Where a company reports only the full year, the fourth quarter is the year minus the first three.

Prices are delayed end-of-day market data in the listing currency, and market cap moves with the price. P/E is shown only when earnings per share are positive. Nothing here is investment advice.