F5, Inc.

FFIV Technology · Software - Infrastructure
Delayed 15 min
Last close
$456.58
Oct 16, 2026
52-week range
$223.76 — $483.30
-6% from high
Market cap
25.9B
Diluted basis
Dividend yield
—
No dividend declared
P/E
37.9
Trailing
Verdict status · Oct 16, 2026

Not yet scored

Filing.fyi has not computed forensic scores for FFIV yet. Scores appear after the company's next data refresh.

No verdict yet
RED DEEP Scores pending shown after the next data refresh
Composite Health
AI synthesis · written from this company's SEC filings · not investment advice

What the filing actually says.

AI · forensic preset

The filings support a picture of a company growing revenue, but they leave several items for a careful reader to verify. Annual revenue rose from $2.16 billion in fiscal 2018 to $3.09 billion in fiscal 2025, a total increase of about 43% and roughly 5.3% a year compounded, while fiscal 2025 grew about 9.6% over fiscal 2024. The data provided reports revenue as a single total, so this synthesis cannot break out the Americas, EMEA or APAC regions the Business section describes. On capital allocation, the company said in October 2024 it added $1.0 billion to a repurchase program first approved in October 2010 and expanded since. As of March 31, 2026, $522.4 million remained authorized, and the filing shows about $100.0 million of shares bought in January 2026 at an average price of $268.54. On supply chain, the 10-Q describes a $40.0 million component purchase commitment over four years starting October 2022, at $10.0 million per year. It states that no remaining commitments fall under the fourth year and that no non-cancelable long-term purchase commitments were outstanding at March 31, 2026. The Legal Proceedings item refers readers to Note 8, Commitments and Contingencies, which is not in the excerpt provided. On forensic scores, no Beneish M-Score, Piotroski F-Score, Altman Z-Score or Fog Index is on file for this company, so this synthesis does not assign any score, zone or readability band. Readers may want to look at the 10-K Item 1A risk factors and the Cyber Incident discussion in MD&A directly, since those sections would describe the incident's full scope.

Catalyst.Annual revenue rose to $3.09 billion in fiscal 2025 from $2.82 billion in fiscal 2024, an increase of about 9.6%. The Business section ties the company's growth to its F5 BIG-IP, F5 NGINX and F5 Distributed Cloud Services product families, along with an AI strategy that includes selling solutions for AI data delivery, AI runtime security and AI factory load balancing. Management also points to the F5 Application Delivery and Security Platform, introduced in 2025. The 10-Q excerpt provided does not include a quarterly results discussion, so this synthesis cannot describe current-quarter revenue or margins.

Hidden risk.The filings disclose a security incident. On October 15, 2025, F5 disclosed that a threat actor maintained long-term, persistent access to its systems and exfiltrated certain files, which the company calls the Cyber Incident. The 10-Q states there have been no material changes to risk factors since the 10-K filed November 25, 2025, but the risk-factor excerpt provided is truncated, so the incident's full costs, litigation exposure and customer effects cannot be verified here. Separately, the company says it will from time to time prepay its primary contract manufacturer for inventory tied to an annual build forecast.

Market signals · from trading data, not filings

What traders are betting.

The scores above come from what FFIV reports to the SEC. These readings come from how traders are positioned in its shares. They change quickly, they can be wrong, and they are not part of the verdict.
Short interest Shares sold short · reported twice a month
2.9%
of the shares available to trade
Low
0%5% · 10% · 20%25%+

The metric

Shares that traders have borrowed and sold, betting the price will fall, and not yet bought back. Brokers report the total to FINRA twice a month. Days to cover divides it by the shares that change hands on a typical day.

Shares sold short
1.3M
Change since Aug 31
−19.6%
Days to cover
2.3

What it tells us

Few traders are betting against FFIV. Levels this low are common for large, widely held companies.

Short sellers closed some of their bets: shares sold short fell 19.6% since the Aug 31 report.

At normal trading volume, short sellers would need about 2.3 days to buy back every borrowed share.

How investors use it

  • Squeeze watching. Some aggressive traders seek out heavily shorted stocks, betting that good news will force short sellers to buy back shares and push the price higher.
  • Hedging. Funds short one company to offset risk in another, often owning a stronger business and shorting a weaker one in the same industry.
  • Timing. Chart-based traders pair rising short interest with price patterns, such as a break below a level where buyers used to step in, to decide when to enter or exit.
  • Warning sign. Some owners treat a sharp rise in short interest as a red flag and respond by tightening stop-loss orders or holding smaller positions.

Lesson: short interest, explained →

Short-interest report for Sep 30, 2026, via Yahoo Finance. Reports come out about a week and a half after that date.

SEC filings · last 12 months

Annual report, quarterly reports & proxy statement

The annual report (10-K), quarterly reports (10-Q), proxy statement (DEF 14A) and current reports (8-K) F5 filed in the last 12 months, each linked to the original document on SEC EDGAR.

  • Aug 6, 2026
    10-Q
    Quarterly report0
    EDGAR →
  • Jul 27, 2026
    8-K
    Current reportItem 2.02: Results of operations (earnings)0
    EDGAR →
  • May 5, 2026
    10-Q
    Quarterly report (2026-03-31)Period: 2026-03-310
    EDGAR →
  • Apr 28, 2026
    8-K
    Current report (2026-04-24)Item 5.02: Departure/appointment of officers or directors; Item 8.01: Other events0
    EDGAR →
  • Apr 28, 2026
    8-K
    Current report (2026-04-28)Item 2.02: Results of operations (earnings)0
    EDGAR →
  • Mar 13, 2026
    8-K
    Current report (2026-03-12)Item 5.02: Departure/appointment of officers or directors; Item 5.07: Shareholder vote results0
    EDGAR →
  • Jan 26, 2026
    DEF 14A
    Proxy statement (2026-03-12)0
    EDGAR →
  • Nov 25, 2025
    10-K
    Annual report (2025-09-30)Period: 2025-09-300
    EDGAR →
Further reading · curated for this filing

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The Interpretation of Financial Statements

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Quality of Earnings

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