See Which Of The Latest 13F Filers Holds PSX

Analysis of 32 recent 13F filings for the 12/31/2025 period shows Phillips 66 (PSX) was held by 14 funds in the sample, with an aggregate sample change of -62,662 shares (-$19,076k). Across a broader universe of 4,456 filers, reported institutional holdings fell by 1,150,371 shares from 93,510,567 to 92,360,196 (-1.23%); top reported holders on 12/31/2025 were Vanguard (51,930,038 shares), Geode (10,413,824) and UBS (3,083,687). Note the usual 13F caveat that filings show long positions only and do not reflect potential offsetting shorts or derivatives exposure.

Analysis

Market structure: The modest aggregate hedge-fund selldown of PSX (~1.23% or ~1.15M shares between 9/30 and 12/31/2025) reads as portfolio rebalancing rather than regime change; direct beneficiaries would be refiners with stronger crack-spread exposure (PSX, VLO, MPC) if product demand holds, while upstream-heavy names (XOM, CVX) would lag if oil weakens. Pricing power for PSX depends on regional crack spreads and refinery utilization — a 100 bps change in crack spreads can swing quarterly EBITDA materially given midstream/refining mix. Watch US gasoline/diesel inventories and 3:2:1 crack spreads as leading indicators of margin moves over 2–12 weeks.

Risk assessment: Tail risks include an abrupt oil-price shock (>$15/bbl move in 30 days), a major refinery outage at PSX assets, or accelerated regulatory constraints (carbon policy or tighter marine bunker specs) that compress margins; each could move equity ±20%+ within months. Immediate (days) effects are likely muted because 13F data is stale; short-term (weeks–months) risk is concentrated around DOE inventory cycles and quarterly earnings; long-term (quarters–years) depends on secular fuel demand trends and CAPEX for chemicals/midstream transition. Hidden dependencies: hedge funds may be masking short option books, so on-paper longs can be offset by short volatility or basis trades.

Trade implications: Construct directional exposure to refining cyclicality rather than crude: consider a tactical long in PSX (refining + marketing) sized 1–3% NAV if crack spreads improve 5–10% vs last quarter or if PSX falls >8% on non-fundamental selling; hedge with 1:1 notional short in XOM for upstream downside if crude spikes. Use options to manage skew: buy 3-month puts 8–12% OTM sized to protect 50% of the equity stake, or sell 4–6 week 5% OTM covered calls to monetize a neutral-to-slightly-bullish view while collecting yield.

Contrarian angle: The 1.23% aggregate reduction is likely noise—13Fs don’t show shorts or derivatives—so consensus may be underweight PSX ahead of a seasonal gasoline demand uptick. If winter-to-spring refinery turnarounds undershoot market expectations, PSX could re-rate quickly; conversely, overlevered longs in wider energy complex could force volatility if crude drops. Historical parallels: refiners often outperform during spring driving ramp and refining tightness; mistiming is the main risk, so trade with explicit crack-spread and inventory triggers.

Key Decisions for Investors

• Establish a 2% NAV long position in PSX if either (a) NYMEX 3:2:1 crack spread for gasoline/diesel rises >8% over a 30-day rolling window, or (b) PSX price gaps down >8% on no operational news; set a protective stop at -10% and reassess within 30–60 days.
• Implement a relative-value pair: long PSX and short XOM (equal notional) for a 1–3% NAV trade when forecasts show stable-to-improving crack spreads with flat/slightly lower Brent ($65–80/bbl) over the next 2–3 months; unwind if Brent >$85/bbl for 10+ days.
• Buy 3-month puts on PSX 10% OTM sized to cover 50% of the equity position to cap tail risk (execute within 7 trading days if initiating long); alternatively sell 4–6 week 5% OTM covered calls to generate income if keeping a neutral exposure for 1–2 months.