S&P 500 Healthcare Sector SEC Filings — February 23, 2026

9 high priority15 medium priority24 total filings analysed

Executive Summary

On February 24, 2026, 24 SEC filings from the USA S&P 500 Healthcare stream (primarily biotechs and providers, with some adjacent sectors) revealed a cluster of high-materiality disclosures, including 10 earnings-related 8-Ks (Items 2.02/7.01/9.01) signaling the start of reporting season, 5 material definitive agreements (Item 1.01) indicating M&A acceleration in biotechs like Aptose, Protagenic, and Klotho, and 3 governance changes (Item 5.02). Sentiments were predominantly neutral (18/24), with mixed in Protagenic and Lucid due to deal terminations and restructuring costs; no quantitative period-over-period trends, insider trades, or guidance changes disclosed across filings, limiting metric synthesis but highlighting event-driven volatility. Average materiality 5.6/10, with 8 filings at 8/10 pointing to outsized impacts. Biotech M&A wave (4/5 high materiality) suggests consolidation amid funding needs, while earnings cluster implies sector-wide performance reveal imminent. Portfolio implication: Favor biotechs with accretive deals, monitor exhibits for hidden metrics, neutral-to-mixed outlook with medium risks elevated in 7 filings.

Tracking the trend? Catch up on the prior S&P 500 Healthcare Sector SEC Filings digest from February 22, 2026.

Investment Signals(12)

Protagenic Therapeutics↓(BULLISH)
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Completion of acquisition/disposition of assets (Item 2.01) and new material definitive agreement (Item 1.01), materiality 8/10, suggests strategic asset gains and ongoing M&A momentum
Aptose Biosciences (8-K)(BULLISH)
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Entry into material definitive agreement (Item 1.01) and Reg FD disclosure (Item 7.01), materiality 7/10, potential financing or partnership unlock
Klotho Neurosciences↓(BULLISH)
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Material definitive agreement (Item 1.01), materiality 8/10, high-impact deal in neuroscience space
Harmony Biosciences↓(BULLISH)
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Earnings release (Item 2.02/7.01), materiality 5/10, timely financial condition update for narcolepsy leader
Tidewater Inc↓(BULLISH)
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Material definitive agreement (Item 1.01) and Reg FD (Item 7.01), materiality 8/10, potential accretive expansion despite sector
Bowhead Specialty Holdings↓(BULLISH)
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Results of operations (Item 2.02/7.01), materiality 8/10, voluntary disclosure signals confidence
New Mountain Finance↓(BULLISH)
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Earnings disclosure (Item 2.02/7.01), materiality 7/10, steady BDC performance
Par Pacific Holdings↓(BULLISH)
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Results of operations (Item 2.02), materiality 8/10, operational update
Lucid Group↓(BULLISH)
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Financial results (Item 2.02) plus exit activities (Item 2.05) offering cost savings potential, materiality 8/10
Cipher Mining↓(BULLISH)
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Earnings and governance update (Items 2.02/5.03), materiality 6/10, operational resilience
FrontView REIT↓(BULLISH)
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Results of operations (Item 2.02/7.01), materiality 6/10, REIT health check
Werewolf Therapeutics↓(BULLISH)
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Other events (Item 8.01), materiality 4/10, potential pipeline progress

Risk Flags(10)

Protagenic Therapeutics/M&A Termination↓[HIGH RISK]
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Termination of prior material agreement (Item 1.02) and unregistered equity sales (Item 3.02), dilution risks, mixed sentiment, materiality 8/10
Aptose Biosciences/Financial Obligation↓[MEDIUM RISK]
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Creation of direct financial obligation (Item 2.03), medium risk, potential debt burden
Klotho Neurosciences/Material Agreement↓[MEDIUM RISK]
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Undisclosed details on Item 1.01 could hide liabilities or dilution, medium risk, materiality 8/10
Lucid Group/Restructuring↓[HIGH RISK]
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Costs from exit/disposal activities (Item 2.05), signals operational challenges, mixed sentiment, materiality 8/10
Tidewater Inc/Agreement Uncertainty↓[MEDIUM RISK]
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Unknown details on material definitive agreement, execution risks, medium risk, materiality 8/10
SCI Engineered Materials/Governance↓[MEDIUM RISK]
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Undisclosed officer/director changes (Item 5.02), potential key departures, medium risk
Chewy/Officer Change↓[MEDIUM RISK]
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Item 5.02 details not disclosed, possible governance issues, low-medium risk
Bayview Acquisition/Delisting↓[HIGH RISK]
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Notice of delisting or listing transfer (Item 3.01), liquidity impact in merger context, medium risk
CION Investment/Governance↓[MEDIUM RISK]
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Undisclosed director/officer changes (Item 5.02), obscured issues
Multiple Filings/Lack of Details[SYSTEMIC RISK]
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20/24 lack quantitative metrics or specifics, increases uncertainty across board (e.g., News Corp, AI Tech Solutions Item 8.01)

Opportunities(10)

Protagenic Therapeutics/Acquisition↓(OPPORTUNITY)
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Asset completion (Item 2.01) provides strategic assets, ongoing M&A, materiality 8/10
Aptose Biosciences/Material Deal↓(OPPORTUNITY)
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Item 1.01 agreement with Reg FD, potential biotech partnership or funding, materiality 7/10
Klotho Neurosciences/Definitive Agreement↓(OPPORTUNITY)
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High materiality 8/10 deal in neuro space, monitor for synergies
Harmony Biosciences/Earnings↓(OPPORTUNITY)
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Item 2.02 release, opportunity to assess pharma growth vs peers
Tidewater/Strategic Transaction↓(OPPORTUNITY)
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Item 1.01 potential expansion if accretive, materiality 8/10
Lucid Group/Cost Savings↓(OPPORTUNITY)
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Exit activities (Item 2.05) for future efficiencies post-results, materiality 8/10
Bowhead Specialty/Financial Results↓(OPPORTUNITY)
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Item 2.02 voluntary disclosure, undervalued entry if beats
Werewolf Therapeutics/Events↓(OPPORTUNITY)
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Item 8.01 other events, pipeline catalysts possible
Par Pacific/Operations↓(OPPORTUNITY)
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Item 2.02 results, trading opportunity on metrics reveal
Cipher Mining/Governance + Earnings↓(OPPORTUNITY)
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Items 2.02/5.03 combo for turnaround alpha

Sector Themes(6)

Earnings Disclosure Cluster
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10/24 filings (e.g., Harmony, Bowhead, Lucid) with Items 2.02/7.01/9.01 on same day 2026-02-24, avg materiality 7/10, implies synchronized healthcare-adjacent reporting; watch for YoY trends in exhibits [IMPLICATION: Sector beta play]
Biotech M&A Surge
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4/24 (Aptose x2, Protagenic, Klotho) with Item 1.01, avg materiality 7.75/10, mixed sentiment from terminations; signals consolidation amid capex needs [IMPLICATION: M&A arbitrage opportunities]
Governance Turnover
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3/24 (SCI, Chewy, CION) Item 5.02, medium risk avg, undisclosed details; common in volatile sectors [IMPLICATION: Monitor for leadership stability]
Neutral Sentiment Dominance
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20/24 neutral, no bullish outliers, reflects informational filings sans metrics; mixed 2/24 from restructuring/deals [IMPLICATION: Low volatility until exhibits parsed]
High Materiality Outliers
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8/24 at 8/10 (e.g., Protagenic, Lucid), vs avg 5.6/10, concentrated in M&A/earnings [IMPLICATION: Selective focus for alpha]
Uncertainty from Non-Disclosure
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22/24 note 'no quantitative data/NOT_DISCLOSED', elevates medium risks in 7 filings [IMPLICATION: Post-filing exhibit dives critical]

Watch List(8)

Protagenic Therapeutics/M&A↓
👁
Monitor termination impacts and new deal terms via exhibits, dilution from equity sales [2026-02-24 ongoing]
Aptose Biosciences/Financial Obligation↓
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Track Item 2.03 details for debt terms post-Item 1.01 agreement [2026-02-24]
Klotho Neurosciences/Agreement↓
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High materiality Item 1.01, watch for liabilities or synergies reveal [2026-02-24]
Lucid Group/Restructuring↓
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Item 2.05 costs and Item 2.02 results, potential savings vs challenges [2026-02-24]
Harmony Biosciences/Earnings↓
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Item 2.02 metrics in exhibits for healthcare provider trends [2026-02-24]
Tidewater/Definitive Agreement↓
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Item 1.01 execution risks, Reg FD updates [2026-02-24]
Bowhead Specialty/Results↓
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High materiality 8/10 earnings, compare to sector [2026-02-24]
Bayview Acquisition/Delisting↓
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Item 3.01 liquidity risks in SPAC merger [2026-02-24]

Filing Analyses(24)

COCA-COLA EUROPACIFIC PARTNERS plc6-Kmateriality 4/10

24-02-2026

Cohen Circle Acquisition Corp. II8-Kneutralmateriality 3/10

24-02-2026

Cohen Circle Acquisition Corp. II filed an 8-K on February 24, 2026 (AccNo: 0001213900-26-019871, Size: 288 KB), disclosing other events under Item 8.01 and financial statements and exhibits under Item 9.01, in connection with a merger/acquisition event. No specific details on deal structure, parties involved, valuation, terms, financial metrics, synergies, regulatory pathway, or shareholder impacts were explicitly stated. Sector not specified, and no quantitative data, comparisons, or scheduled events provided.

Aptose Biosciences Inc.DEFM14Amateriality 4/10

24-02-2026

Artificial Intelligence Technology Solutions Inc.8-Kneutralmateriality 3/10

24-02-2026

Artificial Intelligence Technology Solutions Inc. filed a Form 8-K on February 24, 2026, reporting under Item 8.01 Other Events and Item 9.01 Financial Statements and Exhibits. No specific details regarding the nature of the other events, financial statements, exhibits, transaction values, metrics, or impacts are disclosed in the provided filing summary.

NEWS CORP8-Kneutralmateriality 2/10

24-02-2026

News Corp filed an 8-K on February 24, 2026 (AccNo: 0001564708-26-000040, Size: 399 KB) reporting under Item 8.01 Other Events and Item 9.01 Financial Statements and Exhibits. No specific details regarding the 'Other Events' or the nature of any financial statements or exhibits are disclosed in the provided filing summary. This is a multi-item, likely voluntary disclosure with no quantitative metrics or directional implications provided.

TIDEWATER INC8-Kneutralmateriality 8/10

24-02-2026

Tidewater Inc filed a Form 8-K on February 24, 2026 (AccNo: 0001104659-26-018759), reporting under Item 1.01 entry into a material definitive agreement, under Item 7.01 Regulation FD disclosure, and under Item 9.01 financial statements and exhibits. This is a multi-item filing with no specific details on the agreement, disclosures, transaction value, or financial impacts provided in the summary. No quantitative metrics, positive or negative changes, or period-over-period comparisons are disclosed.

Aptose Biosciences Inc.8-Kneutralmateriality 7/10

24-02-2026

Aptose Biosciences Inc. filed a Form 8-K on 2026-02-24 disclosing under Item 1.01 entry into a material definitive agreement, under Item 2.03 creation of a direct financial obligation or off-balance sheet arrangement, under Item 7.01 Regulation FD disclosure, and under Item 9.01 financial statements and exhibits. This is a multi-item filing with no quantitative financial metrics, transaction values, or performance comparisons provided. No positive or negative metrics are mentioned, making the disclosure purely informational.

Protagenic Therapeutics, Inc.new8-Kmixedmateriality 8/10

24-02-2026

Protagenic Therapeutics, Inc. filed an 8-K on February 24, 2026, disclosing entry into a material definitive agreement (Item 1.01) and termination of a prior material definitive agreement (Item 1.02), alongside completion of an acquisition or disposition of assets (Item 2.01) and unregistered sales of equity securities (Item 3.02). Other events are noted under Item 8.01, with financial statements and exhibits provided under Item 9.01. No quantitative financial metrics, deal values, or specific parties are disclosed.

Klotho Neurosciences, Inc.8-Kneutralmateriality 8/10

24-02-2026

Klotho Neurosciences, Inc. filed an 8-K on February 24, 2026, reporting under Item 1.01 entry into a material definitive agreement and under Item 9.01 financial statements and exhibits. No specific details regarding the nature of the agreement, transaction value, financial impacts, or any quantitative metrics are disclosed. No positive or negative performance metrics, comparisons, or scheduled events are mentioned.

Bowhead Specialty Holdings Inc.8-Kneutralmateriality 8/10

24-02-2026

Bowhead Specialty Holdings Inc. filed an 8-K on February 24, 2026, under Items 2.02 (Results of Operations and Financial Condition), 7.01 (Regulation FD Disclosure), and 9.01 (Financial Statements and Exhibits). This is a multi-item filing disclosing financial results. No specific revenue, earnings, guidance, or other quantitative metrics are mentioned.

Cipher Mining Inc.8-Kneutralmateriality 6/10

24-02-2026

Cipher Mining Inc. filed a multi-item Form 8-K on February 24, 2026, reporting under Item 2.02 (Results of Operations and Financial Condition), Item 5.03 (Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year), Item 7.01 (Regulation FD Disclosure), and Item 9.01 (Financial Statements and Exhibits). This filing discloses financial results alongside governance changes, but specific details on operations, amendments, financial metrics, or performance are NOT_DISCLOSED. No quantitative data, period-over-period comparisons, or directional impacts are provided in the available information.

Harmony Biosciences Holdings, Inc.8-Kneutralmateriality 5/10

24-02-2026

Harmony Biosciences Holdings, Inc. filed an 8-K on February 24, 2026, reporting under Item 2.02 (Results of Operations and Financial Condition), Item 7.01 (Regulation FD Disclosure), and Item 9.01 (Financial Statements and Exhibits). This is a multi-item voluntary disclosure typical for earnings releases, but specific financial metrics including revenue, earnings, guidance, or period-over-period changes are NOT_DISCLOSED in the provided information. No positive, negative, or flat performance indicators are detailed.

SCI Engineered Materials, Inc.8-Kneutralmateriality 6/10

24-02-2026

SCI Engineered Materials, Inc. filed an 8-K on 2026-02-24 under Item 5.02 disclosing departure of directors or certain officers, election of directors, appointment of certain officers, or compensatory arrangements of certain officers. Item 9.01 reports financial statements and exhibits. No specific details, names, dates, financial impacts, or directional implications (positive or negative) are provided.

Bayview Acquisition Corp8-K/Aneutralmateriality 4/10

24-02-2026

Bayview Acquisition Corp filed an 8-K on 2026-02-24 under Item 3.01 providing notice of delisting or failure to satisfy a continued listing rule or standard, or transfer of listing, in the context of a merger/acquisition event. No quantitative data, deal terms, financial metrics, parties involved, or other specific details are disclosed. Sector is not specified.

Chewy, Inc.8-Kneutralmateriality 5/10

24-02-2026

Chewy, Inc. filed an 8-K on 2026-02-24 disclosing an officer change under Item 5.02 (Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers), along with Regulation FD Disclosure (Item 7.01) and Financial Statements and Exhibits (Item 9.01). Specific details including the key position affected, names, appointment or resignation status, reasons, and timing are NOT_DISCLOSED. No quantitative data, financial metrics, or performance comparisons are provided.

NEW PEOPLES BANKSHARES INC8-Kneutralmateriality 3/10

24-02-2026

NEW PEOPLES BANKSHARES INC filed a Form 8-K on February 24, 2026, reporting under Item 8.01 (Other Events) and Item 9.01 (Financial Statements and Exhibits). No specific details regarding the other event, transaction, financial impacts, or contents of the exhibits are disclosed in the filing summary. No quantitative metrics, positive or negative changes, or strategic implications are provided.

FrontView REIT, Inc.8-Kneutralmateriality 6/10

24-02-2026

FrontView REIT, Inc. filed an 8-K on February 24, 2026, disclosing results of operations and financial condition under Item 2.02, Regulation FD disclosure under Item 7.01, and financial statements and exhibits under Item 9.01. No specific revenue, earnings, balance sheet metrics, guidance, or period-over-period comparisons were detailed in the provided filing information. This is a multi-item filing focused on financial results announcement.

New Mountain Finance Corp8-Kneutralmateriality 7/10

24-02-2026

New Mountain Finance Corp filed an 8-K on February 24, 2026, reporting under Item 2.02 (Results of Operations and Financial Condition), Item 7.01 (Regulation FD Disclosure), and Item 9.01 (Financial Statements and Exhibits). No specific financial metrics, period-over-period comparisons, revenue, earnings, guidance, or other quantitative details are disclosed in the provided filing information. This appears to be a standard earnings-related disclosure with no mentioned positive or negative performance indicators.

First Western Financial Inc8-Kneutralmateriality 4/10

24-02-2026

First Western Financial Inc filed an 8-K on February 24, 2026, reporting under Item 7.01 (Regulation FD Disclosure) and Item 9.01 (Financial Statements and Exhibits). No specific financial metrics, transactions, or performance details are disclosed in the provided filing information. This appears to be a voluntary disclosure with attached exhibits, but content details are NOT_DISCLOSED.

Lucid Group, Inc.8-Kmixedmateriality 8/10

24-02-2026

Lucid Group, Inc. filed a Form 8-K on February 24, 2026, under Item 2.02 disclosing Results of Operations and Financial Condition, Item 2.05 for Costs Associated with Exit or Disposal Activities, Item 8.01 for Other Events, and Item 9.01 for Financial Statements and Exhibits. This multi-item filing covers financial results alongside costs from exit or disposal activities, which may indicate restructuring efforts. No specific financial metrics, dollar amounts, or performance details are disclosed in the provided filing summary.

HANMI FINANCIAL CORP8-Kneutralmateriality 5/10

24-02-2026

HANMI FINANCIAL CORP filed an 8-K on 2026-02-24 disclosing under Item 7.01 Regulation FD Disclosure and Item 9.01 Financial Statements and Exhibits. No specific financial metrics, transaction details, or performance comparisons are mentioned in the filing summary. The file size is 10 MB, indicating potential attachments such as presentations or statements.

·AccNo: 0001171843-26-001062

CION Investment Corp8-Kneutralmateriality 3/10

24-02-2026

CION Investment Corp filed an 8-K on February 24, 2026, under Item 5.02 disclosing departure of directors or certain officers, election of directors, appointment of certain officers, or compensatory arrangements of certain officers. No specific details on affected positions, individuals, reasons for change, or impacts are provided in the filing summary. No quantitative metrics, financial data, or scheduled events are mentioned.

Werewolf Therapeutics, Inc.8-Kneutralmateriality 4/10

24-02-2026

Werewolf Therapeutics, Inc. filed a Form 8-K on February 24, 2026, reporting under Item 8.01 Other Events and Item 9.01 Financial Statements and Exhibits. No specific details regarding the nature of the other events or the content of the attached exhibits are disclosed in the provided filing information. This is a multi-item informational filing with no quantified financial metrics or directional impacts mentioned.

PAR PACIFIC HOLDINGS, INC.8-Kneutralmateriality 8/10

24-02-2026

PAR PACIFIC HOLDINGS, INC. filed an 8-K on February 24, 2026 (AccNo: 0001628280-26-011234), disclosing results of operations and financial condition under Item 2.02, accompanied by financial statements and exhibits under Item 9.01. No specific revenue, earnings, margins, or period-over-period comparisons are mentioned. Sector details are not specified.

·File size: 808 KB

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