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S&P 500 Energy Sector SEC Filings β€” March 18, 2026

USA S&P 500 Energy

3 high priority3 medium priority6 total filings analysed

Executive Summary

Across the six S&P 500 Energy stream filings (including contextual non-core like XOMA Royalty and Williams-Sonoma), key themes include robust capital allocation via dividends and buybacks, mixed financial performance with standout revenue growth in XOMA Royalty (+83% YoY to $52.1M) and Williams Companies (Adjusted EBITDA +9% YoY to $7.75B), contrasted by revenue declines at Williams-Sonoma (-4.2% YoY Q4 FY25). Period-over-period trends show strong YoY improvements in profitability for XOMA (net income $31.7M vs $13.8M loss) and operational expansions at Williams (12 growth projects completed, 10 announced), while Phillips 66 bolsters liquidity with a $2.25B term loan. Forward-looking catalysts cluster in 2026, including XOMA's Phase 2b volixibat data (Q2) and Phase 3 ersodetug (2H), Williams-Sonoma FY26 comps guidance (+2-6%), and Williams AGM on April 28. Energy-focused filers (Phillips 66, Williams) signal financial strength and growth conviction amid sector midstream/refining stability, but mixed sentiments highlight pipeline risks and margin pressures. Portfolio-level, 3/6 filings show dividend hikes (Williams +5%, Williams-Sonoma +15%), underscoring shareholder returns prioritization over reinvestment.

Tracking the trend? Catch up on the prior S&P 500 Energy Sector SEC Filings digest from March 17, 2026.

Investment Signals(10)

  • XOMA Royalty (8-K/10-K)(BULLISH)
    β–²

    Total revenues +83% YoY to $52.1M, royalties +68% to $33.6M, net income $31.7M vs $13.8M loss, $16M share repurchases, positive operating cash flow

  • XOMA Royalty (8-K/10-K)(BULLISH)
    β–²

    Added 22 assets, OJEMDA FY2026 revenue guidance $225-250M, potential milestones >$1B across portfolio

  • Secured $2.25B term loan with major lenders (Mizuho, BofA, etc.), enhancing liquidity with ABR/Term SOFR rates and standard covenants

  • Williams Companies (DEF 14A)(BULLISH)
    β–²

    Record Adjusted EBITDA +9% YoY to $7.75B, leverage stable at 3.71x, dividend coverage 2.4x, 52 consecutive years of dividends

  • Williams Companies (DEF 14A)(BULLISH)
    β–²

    Dividend +5% to $2.10 annualized, completed 12 growth projects +10 announced, operational capacities expanded (gas gathering 30.8 Bcf/d, transmission 34.6M Dth/d)

  • FY25 record diluted EPS +0.6% YoY to $8.84, ROIC 42.3%/Adj ROIC 51.6%, quarterly dividend +15% to $0.76/share, $854M buybacks

  • FY26 guidance comps +2.0-6.0%, operating margin 17.5-18.1%, assumes tariff continuity post-July 2026 expiration

  • Williams Companies (DEFA14A/DEF 14A)(BULLISH)
    β–²

    Proxy proposals to expand incentive/ESPP shares (50M to 85M, 5.2M to 7.2M), signaling talent retention amid growth

  • XOMA Royalty (10-K)(MIXED BULLISH)
    β–²

    EIR income +78% YoY to $26.7M, cost recovery +330% to $13.7M, contracts revenue +56% to $10.4M vs units-of-revenue -63%

  • Multi-bank syndicate (PNC, TD, Truist, MUFG) supports $2.25B facility vs no prior debt details, relative outperformance in liquidity access

Risk Flags(8)

Opportunities(8)

Sector Themes(5)

  • Robust Shareholder Returns(BULLISH THEME)
    β—†

    4/6 filings highlight capital allocation (XOMA $16M buybacks +$5.5M dividends, Williams-Sonoma $854M buybacks +15% dividend, Williams +5% dividend), prioritizing returns amid mixed growth; implies financial health for energy/refining peers

  • Revenue Growth Outliers(PERFORMANCE THEME)
    β—†

    3/6 show strong YoY gains (XOMA +83% revenues/+68% royalties, Williams +9% EBITDA), vs declines (Williams-Sonoma -4.2% Q4), signaling midstream/royalty resilience over retail-exposed

  • Margin Pressures Prevalent(CAUTION THEME)
    β—†

    2/3 earnings filings note compression (Williams-Sonoma -120bps Q4/-50bps FY, XOMA G&A +5%), averaging -75bps where reported, offset by op leverage in winners like Williams 2.4x dividend coverage

  • 2026 Catalyst Density(CATALYST THEME)
    β—†

    Forward guidance clusters Q2-2H (XOMA Phase 2b/3, Williams-Sonoma FY26 comps, OJEMDA $225-250M), plus Williams AGM April 28; energy filers lag but imply M&A via Phillips liquidity

  • Operational Scale in Energy(GROWTH THEME)
    β—†

    Williams capacities lead (30.8 Bcf/d gathering vs peers unfiled), 22 projects total; contrasts non-energy scale but underscores midstream strength

Watch List(8)

Filing Analyses(6)
XOMA Royalty Corp8-Kmixedmateriality 9/10

18-03-2026

XOMA Royalty reported FY2025 financial results with total cash receipts of $50.5M, up 9% YoY, driven by royalties increasing 68% to $33.6M, and income/revenues rising 83% to $52.1M, alongside net income of $31.7M versus a $13.8M loss in 2024; the company added 22 assets, repurchased $16M in shares, and achieved positive cash flow from operations. However, G&A expenses increased 5% to $36.1M due to higher business development and litigation costs, while pipeline setbacks included Rezolute's Phase 3 ersodetug study missing statistical significance and Gossamer's seralutinib trial missing the prespecified p-value threshold. Looking ahead, key 2026 catalysts include Phase 2b volixibat data in Q2 and Phase 3 ersodetug topline in 2H.

  • Β·Q4 2025 cash receipts: $3.2M royalties/commercial + $3.3M milestones
  • Β·Dividends paid FY2025: $5.5M on Perpetual Preferred stocks
  • Β·OJEMDA FY2026 revenue guidance: $225-250M
  • Β·Restricted cash Dec 31, 2025: $50.8M (incl. $42.3M HilleVax lease)
  • Β·Day One OJEMDA Japan NDA triggered $2M milestone in Q4 2025
  • Β·Gossamer seralutinib Phase 3: +13.3m 6MWD improvement (p=0.0320, missed alpha 0.025)
Phillips 668-Kpositivemateriality 9/10

18-03-2026

Phillips 66 Company, as borrower, and Phillips 66, as initial guarantor, entered into a $2.25 billion term loan credit agreement on March 18, 2026, with Mizuho Bank, Ltd. as administrative agent and various lenders including Bank of America, N.A., PNC Bank, N.A., The Toronto-Dominion Bank, New York Branch, Truist Bank, and MUFG Bank, Ltd. as co-syndication agents. The facility provides access to significant liquidity with standard terms including ABR and Term SOFR-based interest rates, but includes covenants on liens, indebtedness, and fundamental changes. No prior period comparisons or performance metrics are disclosed.

WILLIAMS SONOMA INC8-Kmixedmateriality 9/10

18-03-2026

Williams-Sonoma reported strong Q4 FY25 comparable brand revenue growth of +3.2%, but total net revenues declined 4.2% YoY to $2.36B due to 13 vs. 14 weeks, with operating margin contracting 120bps to 20.3% and diluted EPS down 7.3% to $3.04; Pottery Barn comps fell 2.3% while Williams Sonoma grew 7.2%. For full FY25 (52 vs. 53 weeks), comparable revenue rose 3.5% with total revenues up 1.2% to $7.81B, record diluted EPS of $8.84 (+0.6% YoY), but operating margin dipped 50bps to 18.1% amid gross margin pressure and Pottery Barn comps flat at +0.4%. The company raised its quarterly dividend 15% to $0.76/share, repurchased $854M in stock, and guides FY26 comps +2.0% to +6.0% with operating margin 17.5-18.1%.

  • Β·Q4 FY25 gross margin 46.9% (-40bps YoY) due to lower merchandise margins (-170bps) and occupancy deleverage (-80bps), offset by inventory results (+160bps) and supply chain (+50bps).
  • Β·FY25 ROIC 42.3%; Adjusted ROIC 51.6%.
  • Β·FY26 guidance assumes ongoing tariffs, with Section 122 tariffs expiring July 2026 but replaced at similar rates; tariff impacts front-loaded in H1 FY26.
  • Β·Q4 brand net revenues: Pottery Barn $838M (-8.8% YoY), West Elm $486M (-3.0%), Williams Sonoma $579M (+1.2%), Pottery Barn Kids/Teen $330M (-2.4%).
  • Β·FY25 brand net revenues: Pottery Barn $3.00B (-1.3% YoY), West Elm $1.86B (+1.0%), Williams Sonoma $1.36B (+3.8%), Pottery Barn Kids/Teen $1.14B (+2.8%).
WILLIAMS COMPANIES, INC.DEFA14Aneutralmateriality 7/10

18-03-2026

The Williams Companies, Inc. (WMB) filed DEFA14A additional proxy materials for its 2026 Annual Meeting of Stockholders on April 28, 2026, at 2:00pm CDT via live webcast. Key proposals include electing 11 director nominees (Board recommends FOR), advisory approval of named executive officer compensation (FOR), amending the 2007 Incentive Plan to increase issuable shares from 50M to 85M among other changes (FOR), amending the 2007 Employee Stock Purchase Plan to increase shares from 5.2M to 7.2M (FOR), and ratifying Ernst & Young LLP as auditors for FY ending Dec 31, 2026 (FOR). No financial performance metrics or period comparisons are provided in the filing.

  • Β·Williams Investment Plus Plan participants must vote by April 24, 2026 at 1:00am CDT
  • Β·Proxy material requests due by April 17, 2026 for timely delivery
  • Β·Virtual meeting access at meetnow.global/MHFNMG4
WILLIAMS COMPANIES, INC.DEF 14Apositivemateriality 8/10

18-03-2026

Williams Companies' 2026 Proxy Statement reports record Adjusted EBITDA of $7.75B for 2025, up 9% from 2024, with leverage maintained at 3.71x and dividend coverage at 2.4x. The company increased its 2026 dividend by 5.0% to $2.10 annualized, completed 12 growth projects, announced 10 more, and executed strategic acquisitions and asset sales. Proposals include electing 11 directors for one-year terms, advisory approval of NEO compensation, amending the 2007 Incentive Plan to increase shares from 50M to 85M and the ESPP from 5.2M to 7.2M shares, and ratifying Ernst & Young LLP as auditor.

  • Β·Gas gathering capacity: 30.8 Bcf/d; transmission capacity: 34.6M Dth/d; processing capacity: 8.3 Bcf/d; gas marketing footprint: ~7 Bcf/d; NGL marketing: 185 thousand bbl/d; natural gas storage: 423 Bcf; NGL fractionation facilities: 9; NGL storage: ~23M barrels (as of Dec 31, 2025)
  • Β·52 consecutive years of dividend payments
  • Β·Leverage ratio: 3.71x; dividend coverage: 2.4x for 2025
XOMA Royalty Corp10-Kmixedmateriality 9/10

18-03-2026

XOMA Royalty Corp reported total income and revenues of $52.1M for the year ended December 31, 2025, up 83% YoY from $28.5M in 2024, driven by 78% YoY growth in EIR method income to $26.7M, 330% in cost recovery method to $13.7M, and 56% in contracts revenue to $10.4M. However, units-of-revenue method revenue declined 63% YoY to $1.3M. The filing details a portfolio of late-stage assets with aggregate potential milestones exceeding $1B across partners like Johnson & Johnson, Rezolute, and Takeda.

  • Β·HilleVax Merger Closing Date: September 17, 2025
  • Β·Royalty rates on late-stage assets range from low single digit to mid-teens, with several undisclosed or confidential
  • Β·Series A Preferred Stock dividend rate: 8.625%; Series B: 8.375%

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S&P 500 Energy Sector SEC Filings β€” March 18, 2026 | Gunpowder Blog