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Research & education only — not financial advice.TENK is not a registered investment adviser; calls are impersonal, generated from SEC filings and a delayed/third-party price feed, and may be wrong or out of date. The operator and an affiliated trading operation may hold or trade the securities TENK rates — see Disclosures. Do your own research.

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Home›Stocks›OSG
OSG logo

OSG

OCTAVE SPECIALTY GROUP INC

Next earnings Aug 5, 2026 · consensus $-0.01 EPS, $71.6M rev

Last earnings -3.7% on 2026-05-06

Avoid
$6.34
▼ -0.31%
$6.34▼ -9.94%
over 1Y
L $3.94H $10.08
Earnings Dividend Split Congress buy Congress sellGrouped by date · hover a pin to expand
Today-0.3%
1W+3.1%
1M+22.4%
3M+37.2%
YTD-15.1%
1Y-9.9%
OverviewFinancialsValuationQualityTimelineFilings
Rating
Avoid
Quality
C
Valuation
Fair value
Filings
Flagged
Avoid
Conviction
Horizon
Long (>12mo)
Street · 7 analysts
Buy

Unprofitable financial-guarantee runoff pivoting to specialty P&C — cash-burning, wildly volatile earnings and warrant dilution outweigh a cheap book.

Revenue (contract) $143M · FY2025

OSG is a legacy financial-guarantee insurer (the old Ambac franchise) mid-transformation into Insurance Distribution and Specialty P&C, and the numbers show a business that is not yet earning its keep. Reported FY2025 net income was -$259M on $143M of contract revenue (net margin -180.7%, ROE -36.2%), and the earnings stream is fundamentally unknowable: net income swung from +$522M (2021) to +$4.95M (2023) to -$556M (2024) to -$259M (2025). That volatility is inherent to running off financial-guarantee exposure, and the September 2025 sale of AAC (the Legacy Financial Guarantee business, including Ambac UK) to Oaktree's American Acorn for $420M drove a 72.4% collapse in total assets and a large loss-on-sale booked in discontinued operations. You cannot underwrite a forward earnings power from data this discontinuous.

Stripping to continuing operations, the MD&A confirms the pivot is still loss-making: FY2025 total revenues of $251.2M against $352.2M of expenses for a pretax loss of $101.0M, versus a $59.8M pretax loss in 2024 — the loss widened. Only the Specialty P&C segment turned a profit (pretax +$3.3M), while Insurance Distribution swung to a -$20.5M pretax loss and Corporate & Other bled -$83.9M. Adjusted EBITDA attributable to shareholders went the wrong way, from +$2.2M in 2024 to -$7.5M in 2025. This is corroborated by cash: operating cash flow was -$52.3M against only $70.1M of cash on hand — roughly a year of runway before the $100M of long-term debt or dilution must fill the gap.

Is OSG a buy? The one-page verdict, explained →

The options angle

model · matches our verdict
Bear put spread (caution)~90d expiry
  • Long put 6.5 @ ~0.69 est
  • Short put 5.5 @ ~0.25 est
debit $44max +$56max −$44BE 6.06

AVOID means we wouldn't engage at all — if expressing the short side anyway, only with capped risk.

Open in the calculator →

Educational template, not a trade recommendation. Strikes and premiums are Black-Scholes model estimates from the last close and 30-day realized volatility — real chains, spreads and IV will differ. Options involve substantial risk.

Financials · annual, by fiscal year

Line itemFY21FY22FY23FY24FY25
Revenue$26.0M$30.7M$51.3M$92.0M$143M
Gross profit—————
Operating income—————
Net income-$17.0M$522M$4.95M-$556M-$259M
Diluted EPS-$0.61$11.48$0.18-$11.96-$5.93
Net margin-65.4%1701.0%9.7%-604.3%-180.7%

10-year statements — income, cash flow, balance sheet & CSV export →

Annual figures from SEC 10-K XBRL filings. Open the filing links below for full statement detail.

Key statistics

Valuation

Enterprise value—
EV / EBITDA—
EV / Sales—
EV / FCF—
P / FCF—
PEG (trailing)—
Earnings yield-90.8%
FCF yield—

Quality & risk

ROIC (est.)—
Free cash flow—
Total debt$100M
Net cash-$29.9M
Piotroski F-Score3/7

Capital returns

Buyback yield10.5%
Dividend yield (est.)—
Shareholder yield10.5%
Shares Δ YoY-2.8%

Computed from SEC XBRL annual figures + the current quote. EV and ROIC use long-term + current debt where filed; estimates, not investment advice.

Disclosure timeline

SEC · 8-Ks + reports
Recent disclosure tone has skewed negative — read the flagged items.
  1. 8-K Shareholder vote2026-05-29

    Annual meeting: directors elected, routine shareholder proposals ratified

  2. 8-K Earnings results2026-05-06

    Q1 2026: first clean quarter as pure specialty P&C + distribution insurer

  3. 10-Q Quarterly report2026-05-06

    Q1 2026: first clean quarter as pure specialty P&C + distribution insurer

  4. DEF 14A Proxy statement2026-04-10

    Proxy for 2026 annual meeting: board slate, pay and auditor ratification

  5. 8-K Material agreement2026-04-07

    Entered new financing agreement, creating a direct debt obligation for OSG

  6. 10-K Annual report2026-03-04

    FY2025: sold legacy Ambac guarantee biz, bought ArmadaCorp; net loss $259M

  7. 8-K Earnings results2026-02-23

    FY2025 results: net loss of ~$259M despite 56% revenue growth

  8. 8-K Exhibits2026-01-06

    Filed exhibits/pro-forma financials, likely reflecting the AAC divestiture

  9. 8-K Auditor change2025-12-15

    Change in certifying accountant — auditor swap disclosed to shareholders

Recent filings

all on EDGAR ↗
8-KPeriod ending 2026-05-282026-05-29open ↗DEFA14AFiling2026-05-14open ↗SCHEDULE 13G/AFiling2026-05-11open ↗SCHEDULE 13G/AFiling2026-05-11open ↗10-QPeriod ending 2026-03-312026-05-06open ↗8-KPeriod ending 2026-05-062026-05-06open ↗ARSPeriod ending 2025-12-312026-04-10open ↗DEFA14AFiling2026-04-10open ↗DEF 14APeriod ending 2025-12-312026-04-10open ↗8-KPeriod ending 2026-04-012026-04-07open ↗4Period ending 2026-04-012026-04-02open ↗4Period ending 2026-04-012026-04-02open ↗

Quality score

C
ValueGrowthProfitHealthMom.
ValueA-
GrowthA+
ProfitabilityF
Financial healthC
MomentumD
  • ✓Revenue growing year-over-year
  • ✗Profitable (positive net income)
  • ✗Net margin above 10%
  • ✗Return on equity above 15%
3.9452-week10.08
Revenue
$143M
+55.8% YoY
Net margin
-180.7%
ROE
-36.2%
P/E
—

SEC fundamentals · FY 2025

'21'22'23'24'25

■ revenue · ■ net income, by fiscal year

Revenue$143M+55.8%
Net income-$259M+53.4%
Diluted EPS-$5.93+50.4%
Cash & equivalents$70.1M+48.3%
Total assets$2.22B-72.4%
Total liabilities$1.14B-83.4%
Stockholders' equity$716M-10.3%
L/E: 1.59x

Frequently asked

Is OCTAVE SPECIALTY GROUP INC (OSG) a buy?
OSG currently carries a Avoid rating with 3/5 conviction, derived from its latest SEC filings. Unprofitable financial-guarantee runoff pivoting to specialty P&C — cash-burning, wildly volatile earnings and warrant dilution outweigh a cheap book.
What is OCTAVE SPECIALTY GROUP INC's quality score?
OSG scores 58.832064716366546/100 (grade C) on a SEC-grounded quality model spanning value, growth, profitability, financial health and momentum.

Sources: SEC EDGAR (CIK 0000874501, latest 10-Q filed 2026-05-06) · EODHD · Proprietary analysis · as of 7/3/2026, 10:30:06 AM.

›About this recommendation — produced by TENK/calls (tenkcalls.com), Luxembourg · not investment advice

AI-generated analysis, produced by our proprietary engine from SEC filing data.

Investment recommendation produced by TENK/calls (tenkcalls.com), Luxembourg. Completed Jul 3, 2026, 6:30 AM ET. Ratings & methodology: definitions · All recommendations to date: track record · Conflicts: disclosures. Not investment advice.

Research and education only — not financial advice. TENKis not a registered investment adviser or broker-dealer and gives no personalized advice. Every call is impersonal — identical for all users, generated on a schedule from SEC filings plus a delayed/third-party price feed — may be wrong or out of date, and is not a recommendation to buy or sell any security. The operator and an affiliated trading operation may hold or trade the securities TENK rates; see Disclosures. Past performance does not guarantee future results. Do your own research.

Insider activity

Form 4 · SEC
2026-03-10
Ahn Cristina E.
Chief Accounting Officer
Exercise835.00
2026-03-10
Ahn Cristina E.
Chief Accounting Officer
Tax203.00 @ $4.90$994.70

Earnings history

beat/miss · move
2026-05-06Beat +2334.2% est▲ +31.37%8-K ↗
2026-02-23Beat +90.3% est▼ -7.44%8-K ↗
2025-11-10Beat +9.6% est▲ +12.26%8-K ↗
2025-08-07Beat +9.2% est▼ -1.31%8-K ↗
2025-05-12—▲ +4.24%8-K ↗
2025-02-26—▼ -16.44%8-K ↗

Dates from 8-K (Item 2.02); beat/miss = reported EPS vs consensus (Finnhub, recent quarters); move = prior close → close on/after.

Vs tracked universe

compare →

1195 tracked peers · median

TENK Score59 vs 67
Revenue growth55.8% vs 7.5%
Net margin-180.7% vs 10.0%
Return on equity-36.2% vs 12.0%
P/E— vs 26.2