Cytek Biosciences Inc. (CTKB)
CTKB trades on Nasdaq in Industrials, Biotechnology: Laboratory Analytical Instruments. Numbers below come from the Nasdaq screener and SEC filings, each with its source.
Price · October 14, 2026
$5.35
+0.75% on the day
Market cap
$695.4M
Small cap
Revenue · 2025
$201.5M
+0.5% on 2024
Net income · 2025
-$66.5M
-33.0% net margin
Price, change, market cap, sector and industry: Nasdaq stock screener, as of October 14, 2026. Revenue: SEC XBRL frames, calendar 2025.
Profile
| Field | Value |
|---|---|
| Ticker | CTKB on Nasdaq |
| Sector | Industrials |
| Industry | Biotechnology: Laboratory Analytical Instruments |
| Country | United States |
| IPO year | 2021 |
| SEC CIK | 0001831915 |
| SEC industry code | Laboratory Analytical Instruments |
| Incorporated in | DE |
Financials · 2025
| Line | Value |
|---|---|
| Revenue | $201.5M |
| Net income | -$66.5M |
| Operating income | -$40.4M |
| Net margin | -33.0% |
| Operating margin | -20.0% |
| Revenue growth | +0.5% |
| Cash | $90.9M |
| Total assets | $461.5M |
| P/E (computed) | Net income was not positive |
| P/S (computed) | 3.5× |
Key SEC documents
| Document | Form | Filed |
|---|---|---|
| Latest prospectus or offering document | S-3ASR | 2022-08-26 |
| Latest annual report | 10-K | 2026-02-26 |
| Latest quarterly / interim | 10-Q | 2026-08-05 |
| Latest current report | 8-K | 2026-09-29 |
| Latest proxy | DEFA14A | 2026-04-28 |
Source: SEC EDGAR submissions feed, 461 recent filings. All filings on EDGAR.
Price moves
| Window | Return |
|---|---|
| 1 week | +1.2% |
| 1 month | +10.5% |
| 3 months | +16.5% |
| Year to date | +7.0% |
| 1 year | +36.5% |
| From 52-week high | -11.2% |
Source: Yahoo Finance daily closes, last bar 2026-10-14. Computed by Sophia Capital from daily closes; cap, sector and tier from the Nasdaq screener.
Peers in Biotechnology: Laboratory Analytical Instruments
| Ticker | Company | Price | Day | Market cap |
|---|---|---|---|---|
| PACB | Pacific Biosciences of California Inc. | $2.05 | -2.38% | $637.2M |
| ALMR | Alamar Biosciences Inc. | $23.52 | -2.97% | $1.6B |
| EYPT | EyePoint Inc. | $3.07 | -7.53% | $264.7M |
| NAUT | Nautilus Biotechnology Inc. | $2.05 | -5.53% | $260.9M |
| LAB | Standard BioTools Inc. | $0.6589 | +0.17% | $260.0M |
| QTRX | Quanterix Corporation | $3.15 | -0.32% | $149.0M |
| SEER | Seer Inc. | $2.11 | -1.86% | $116.8M |
| BRKR | Bruker Corporation | $56.19 | -0.11% | $8.6B |
The full dossier has every filing, three years of financials, private raises and the people who signed them.
Open the full dossier