Cerus (CERS) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
- Closed at $2.18, -3.54% vs the prior close of $2.26.
- Volume 2.41M shares, 1.3x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
CERS slides 3.5% to $2.18, a 1-month low. Closed at $2.18, -3.54% vs the prior close of $2.26. Day range $2.17–$2.29, opened at $2.26.
CERS daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — CERS slides 3.5% to $2.18, a 1-month low
- Closed at $2.18, -3.54% vs the prior close of $2.26. Day range $2.17–$2.29, opened at $2.26.
- Volume was 2.41M shares, 1.3x its 50-day average of 1.90M.
- Price is -14.4% vs its 50-day average ($2.55) and -10.7% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 38% of that range, 37.2% below the 52-week high.
Oct 15, 2026 — CERS rises 0.9% to $2.26
- Closed at $2.26, +0.89% vs the prior close of $2.24. Day range $2.23–$2.28, opened at $2.23.
- Volume was 2.12M shares, 1.1x its 50-day average of 1.92M.
- Price is -11.3% vs its 50-day average ($2.55) and -7.4% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 42% of that range, 34.9% below the 52-week high.
Oct 14, 2026 — CERS dips 0.9% to $2.24, a 1-month low, 3 down days in a row
- Closed at $2.24, -0.88% vs the prior close of $2.26. Day range $2.21–$2.26, opened at $2.23.
- Volume was 2.89M shares, 1.5x its 50-day average of 1.99M.
- Price is -12.1% vs its 50-day average ($2.55) and -8.2% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 41% of that range, 35.4% below the 52-week high.
- That makes 3 straight losses.
Oct 13, 2026 — CERS ends flat (+0.0%) to $2.26
- Closed at $2.26, +0.00% vs the prior close of $2.26. Day range $2.24–$2.32, opened at $2.28.
- Volume was 2.29M shares, 1.1x its 50-day average of 2.04M.
- Price is -11.3% vs its 50-day average ($2.55) and -7.3% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 42% of that range, 34.9% below the 52-week high.
Oct 12, 2026 — CERS dips 1.7% to $2.26, a 1-month low
- Closed at $2.26, -1.74% vs the prior close of $2.30. Day range $2.22–$2.30, opened at $2.29.
- Volume was 1.18M shares, 0.5x its 50-day average of 2.18M — lighter than usual.
- Price is -11.2% vs its 50-day average ($2.55) and -7.3% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 42% of that range, 34.9% below the 52-week high.
Oct 9, 2026 — CERS rises 0.9% to $2.30
- Closed at $2.30, +0.88% vs the prior close of $2.28. Day range $2.27–$2.33, opened at $2.31.
- Volume was 788.00K shares, 0.4x its 50-day average of 2.20M — lighter than usual.
- Price is -9.6% vs its 50-day average ($2.54) and -5.6% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 44% of that range, 33.7% below the 52-week high.
Oct 8, 2026 — CERS dips 0.4% to $2.28, 3 down days in a row
- Closed at $2.28, -0.44% vs the prior close of $2.29. Day range $2.20–$2.29, opened at $2.26.
- Volume was 2.42M shares, 1.1x its 50-day average of 2.19M.
- Price is -10.8% vs its 50-day average ($2.55) and -6.4% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 43% of that range, 34.3% below the 52-week high.
- That makes 3 straight losses.
Oct 7, 2026 — CERS dips 2.1% to $2.29
- Closed at $2.29, -2.14% vs the prior close of $2.34. Day range $2.28–$2.32, opened at $2.31.
- Volume was 888.40K shares, 0.4x its 50-day average of 2.21M — lighter than usual.
- Price is -10.8% vs its 50-day average ($2.57) and -6.0% vs its 200-day average ($2.44).
- 52-week range $1.38–$3.47; today's close sits at 44% of that range, 34.0% below the 52-week high.
Oct 6, 2026 — CERS ends flat (+0.0%) to $2.34
- Closed at $2.34, +0.00% vs the prior close of $2.34. Day range $2.29–$2.41, opened at $2.37.
- Volume was 1.61M shares, 0.7x its 50-day average of 2.21M.
- Price is -9.3% vs its 50-day average ($2.58) and -3.9% vs its 200-day average ($2.43).
- 52-week range $1.38–$3.47; today's close sits at 46% of that range, 32.6% below the 52-week high.
Oct 5, 2026 — CERS rises 2.6% to $2.34
- Closed at $2.34, +2.63% vs the prior close of $2.28. Day range $2.25–$2.37, opened at $2.28.
- Volume was 1.84M shares, 0.8x its 50-day average of 2.22M.
- Price is -9.8% vs its 50-day average ($2.59) and -3.9% vs its 200-day average ($2.43).
- 52-week range $1.38–$3.47; today's close sits at 46% of that range, 32.6% below the 52-week high.
Oct 2, 2026 — CERS dips 1.7% to $2.28, a 1-month low, 3 down days in a row
- Closed at $2.28, -1.72% vs the prior close of $2.32. Day range $2.26–$2.37, opened at $2.35.
- Volume was 1.75M shares, 0.8x its 50-day average of 2.24M.
- Price is -12.5% vs its 50-day average ($2.61) and -6.3% vs its 200-day average ($2.43).
- 52-week range $1.38–$3.47; today's close sits at 43% of that range, 34.3% below the 52-week high.
- That makes 3 straight losses.
CERS latest news & SEC filings
Every SEC filing by or about CERS in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Aug 17, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Jensen Chrystal sold 30,000 shares at $2.98 (≈$89.40K) on Aug 17, 2026
- Jensen Chrystal sold 30,000 shares at $2.98 (≈$89.40K) on Aug 17, 2026
- Jensen Chrystal sold 30,000 shares at $2.98 (≈$89.40K) on Aug 17, 2026
- Jensen Chrystal sold 30,000 shares at $2.98 (≈$89.40K) on Aug 17, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 17, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 13, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 30, 2026 · Form S-8 — Employee share plan registration
Registration of shares for employee stock plans (S-8)
Jul 30, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $57.44M (prior year $52.45M) (+9.5% vs Jun 30, 2025)
- Net income: -$2.94M (prior year -$5.71M) (loss narrowed vs Jun 30, 2025)
- Diluted EPS: -$0.01 (prior year -$0.03) (loss narrowed vs Jun 30, 2025)
Jul 30, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Jul 20, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Jayaraman Vivek K sold 16,666 shares at $3.16 (≈$52.66K) on Jul 16, 2026
- Jayaraman Vivek K sold 16,666 shares at $3.16 (≈$52.66K) on Jul 16, 2026
- Jayaraman Vivek K sold 16,666 shares at $3.16 (≈$52.66K) on Jul 16, 2026
- Jayaraman Vivek K sold 16,666 shares at $3.16 (≈$52.66K) on Jul 16, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Jul 16, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Jul 10, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Jul 2, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Green Kevin Dennis sold 33,676 shares at $2.94 (≈$99.01K) on Jun 30, 2026
- Green Kevin Dennis sold 33,676 shares at $2.94 (≈$99.01K) on Jun 30, 2026
- Green Kevin Dennis sold 33,676 shares at $2.94 (≈$99.01K) on Jun 30, 2026
- Green Kevin Dennis sold 33,676 shares at $2.94 (≈$99.01K) on Jun 30, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Jul 2, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Jayaraman Vivek K sold 42,359 shares at $2.94 (≈$124.54K) on Jun 30, 2026
- Jayaraman Vivek K sold 42,359 shares at $2.94 (≈$124.54K) on Jun 30, 2026
- Jayaraman Vivek K sold 42,359 shares at $2.94 (≈$124.54K) on Jun 30, 2026
- Jayaraman Vivek K sold 42,359 shares at $2.94 (≈$124.54K) on Jun 30, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Things to know before you trade CERS
- Last results release: Jul 30, 2026 (8-K Item 2.02). Previous ones: Apr 30, 2026, Mar 2, 2026, Jan 12, 2026. Based on that rhythm, the next report is likely around Oct 29, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 1.97% (largest 6.5%).
- Liquidity: about 1.95M shares (≈$4.25M) trade per day on average.
- 52-week position: $2.18 vs a range of $1.38–$3.47 (38% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 25 sales; latest: Chrystal Jensen sold 30,000 shares on Aug 17, 2026.
- Latest filings: 10-Q Jul 30, 2026; 8-K Jul 30, 2026; 8-K Jul 10, 2026.
- Share count: 201.52M shares outstanding (Jul 16, 2026), +5.1% vs a year earlier — notable dilution.
- Listing: Nasdaq · industry: Surgical & Medical Instruments & Apparatus.
CERS market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 2.26 | 2.29 | 2.17 | 2.18 | 2.41M |
| Oct 15, 2026 | 2.23 | 2.28 | 2.23 | 2.26 | 2.12M |
| Oct 14, 2026 | 2.23 | 2.26 | 2.21 | 2.24 | 2.89M |
| Oct 13, 2026 | 2.28 | 2.32 | 2.24 | 2.26 | 2.29M |
| Oct 12, 2026 | 2.29 | 2.30 | 2.22 | 2.26 | 1.18M |
| Oct 9, 2026 | 2.31 | 2.33 | 2.27 | 2.30 | 788.00K |
| Oct 8, 2026 | 2.26 | 2.29 | 2.20 | 2.28 | 2.42M |
| Oct 7, 2026 | 2.31 | 2.32 | 2.28 | 2.29 | 888.40K |
| Oct 6, 2026 | 2.37 | 2.41 | 2.29 | 2.34 | 1.61M |
| Oct 5, 2026 | 2.28 | 2.37 | 2.25 | 2.34 | 1.84M |
| Oct 2, 2026 | 2.35 | 2.37 | 2.26 | 2.28 | 1.75M |
| Oct 1, 2026 | 2.35 | 2.38 | 2.29 | 2.32 | 1.92M |
| Sep 30, 2026 | 2.49 | 2.49 | 2.36 | 2.38 | 1.93M |
| Sep 29, 2026 | 2.46 | 2.49 | 2.42 | 2.47 | 1.62M |
| Sep 28, 2026 | 2.58 | 2.59 | 2.44 | 2.45 | 1.51M |
| Sep 25, 2026 | 2.61 | 2.63 | 2.57 | 2.62 | 2.67M |
| Sep 24, 2026 | 2.56 | 2.63 | 2.53 | 2.61 | 1.82M |
| Sep 23, 2026 | 2.65 | 2.68 | 2.58 | 2.60 | 1.64M |
| Sep 22, 2026 | 2.59 | 2.69 | 2.52 | 2.67 | 3.81M |
| Sep 21, 2026 | 2.65 | 2.65 | 2.53 | 2.56 | 1.91M |
About Cerus
Cerus (CERS) is listed on the Nasdaq and classified by the SEC under “Surgical & Medical Instruments & Apparatus”. Its business address is in CONCORD, CA. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1020214.
CERS board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Eric Bjerkholt | Director | Jun 11, 2026 |
| William Mariner Greenman | President and CEO | Jul 2, 2026 |
| Dean A. Gregory | Director | Jun 2, 2026 |
| Ann Lucena | Director | Jun 2, 2026 |
| Jami K Nachtsheim | Director | Jun 2, 2026 |
| Hua Shan | Director | Jun 2, 2026 |
| Frank Witney | Director | Jun 2, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Richard J Benjamin | Chief Medical Officer | Mar 16, 2026 |
| Kevin Dennis Green | Chief Financial Officer | Jul 2, 2026 |
| William Mariner Greenman | President and CEO | Jul 2, 2026 |
| Vivek K Jayaraman | Chief Executive Officer | Jul 20, 2026 |
| Chrystal Jensen | Chief Legal Officer | Aug 17, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 17, 2026 | Chrystal Jensen | Sale | 30,000 | $2.98 |
| Aug 17, 2026 | Chrystal Jensen | Sale | 30,000 | $2.98 |
| Aug 17, 2026 | Chrystal Jensen | Sale | 30,000 | $2.98 |
| Aug 17, 2026 | Chrystal Jensen | Sale | 30,000 | $2.98 |
| Jul 16, 2026 | Vivek K Jayaraman | Sale | 16,666 | $3.16 |
| Jul 16, 2026 | Vivek K Jayaraman | Sale | 16,666 | $3.16 |
| Jul 16, 2026 | Vivek K Jayaraman | Sale | 16,666 | $3.16 |
| Jul 16, 2026 | Vivek K Jayaraman | Sale | 16,666 | $3.16 |
| Jun 30, 2026 | Chrystal Jensen | Sale | 24,329 | $2.94 |
| Jun 30, 2026 | Chrystal Jensen | Sale | 24,329 | $2.94 |
| Jun 30, 2026 | Chrystal Jensen | Sale | 24,329 | $2.94 |
| Jun 30, 2026 | Chrystal Jensen | Sale | 24,329 | $2.94 |
| Jun 30, 2026 | Kevin Dennis Green | Sale | 33,676 | $2.94 |
| Jun 30, 2026 | Kevin Dennis Green | Sale | 33,676 | $2.94 |
| Jun 30, 2026 | Kevin Dennis Green | Sale | 33,676 | $2.94 |
CERS financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $233.80M | $-15.63M | -0.08 | $4.84M |
| Dec 31, 2024 | $201.32M | $-20.92M | -0.11 | $11.36M |
| Dec 31, 2023 | $186.80M | $-37.49M | -0.21 | $-43.17M |
| Dec 31, 2022 | $188.31M | $-42.78M | -0.24 | $-25.61M |
| Dec 31, 2021 | $159.52M | $-54.37M | -0.32 | $-33.92M |
Latest balance sheet: total assets $205.19M, total liabilities $134.47M, cash $17.98M (as of Jun 30, 2026).
CERS earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Jul 30, 2026 | 8-K Item 2.02 (results) | $2.89 |
| Apr 30, 2026 | 8-K Item 2.02 (results) | $2.03 |
| Mar 2, 2026 | 8-K Item 2.02 (results) | $2.53 |
| Jan 12, 2026 | 8-K Item 2.02 (results) | $2.27 |
| Nov 6, 2025 | 8-K Item 2.02 (results) | $1.41 |
| Aug 5, 2025 | 8-K Item 2.02 (results) | $1.28 |
| May 1, 2025 | 8-K Item 2.02 (results) | $1.30 |
| Feb 20, 2025 | 8-K Item 2.02 (results) | $1.74 |
| Jan 13, 2025 | 8-K Item 2.02 (results) | $1.67 |
| Oct 30, 2024 | 8-K Item 2.02 (results) | $1.72 |
| Aug 1, 2024 | 8-K Item 2.02 (results) | — |
| May 2, 2024 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.