Notable Monday Option Activity: TGT, OSK, BX

Options activity shows outsized flows in Oshkosh Corp (OSK) and Blackstone Inc (BX): OSK has traded 2,818 contracts today (~281,800 underlying shares), equal to 42.6% of its one‑month average daily volume (661,830), led by 2,005 contracts in the Feb 20, 2026 $165 call (~200,500 shares). BX has seen 13,423 option contracts (~1.3 million shares), about 41.5% of its one‑month ADV (3.2 million), with 6,481 contracts in the Feb 20, 2026 $145 put (~648,100 shares). Such concentrated option flows can signal large directional bets or hedging and may drive near‑term stock flow and volatility, though they do not by themselves indicate company fundamentals changes.

Analysis

Market structure: Large unilateral option flows — OSK Feb-20-2026 165 calls (2,005 contracts ≈200.5k shares, ~42.6% of OSK ADTV) and BX Feb-20-2026 145 puts (6,481 contracts ≈648.1k shares, ~41.5% of BX ADTV) are large enough to move underlyings via dealer delta-hedging. Short-dated dealer hedges could create transient directional pressure (buying OSK stock, selling BX stock) and widen implied-volatility/skew for both tickers for weeks. Primary winners are liquidity providers and directional option buyers if flows are informed; losers are passive holders if dealer hedging amplifies moves into low-liquidity windows (next 1–4 weeks).

Risk assessment: Tail risks include mistaken interpretation (these could be spreads/hedges), a major defense-contract reversal hitting OSK, or redemption/liquidity stress at asset managers pushing BX lower — each could produce >20% moves. Immediate (days) risk: gamma squeeze and IV spikes; short-term (weeks–months): mean reversion of IV or realization of fundamentals; long-term: earnings, Fed rate path and defense budgets driving fundamentals. Hidden dependency: market-makers’ net gamma exposure — if large, small underlying moves can cascade into 5–15% swings.

Trade implications: Tactical option-spread plays are preferred to naked positions to cap dealer-driven volatility. Over next 1–8 weeks, favor limited-risk bullish exposure to OSK (structured call spreads) and asymmetric bearish exposure to BX (put verticals or short-BX equity hedged by buy-write) sized to 1–2% of portfolio each; take profits on 25–40% moves or IV contraction of >20%. Rotate overweight to industrials/defense suppliers and underweight alternative asset managers until BX earnings/NAV clarity (30–90 days).

Contrarian angles: The market may be misreading flow as pure directional convictions when they could be corporate hedges or option-structured compensation trades — if so, the implied-vol premium on BX puts and OSK calls is overdone and will compress. Historical parallels: large institutional blocks often create 10–30% transient moves before fundamentals reassert (2018/2020 large-block gamma events). Unintended consequence: crowded dealer hedges could produce liquidity gaps; keep position sizing disciplined and prefer spreads to naked options.

Key Decisions for Investors

• Establish a 1–1.5% portfolio position long OSK via Feb-20-2026 165/190 call debit spread (bull call spread). Target exit on underlying OSK +25% or spread mark-up +40%, stop-loss if spread loses 60% or OSK gaps down >15% intraday.
• Establish a 1.5% portfolio bearish position on BX using Feb-20-2026 145/125 put vertical (limit-cost entry). Take profit if BX falls ≥20% or premium rises >50%; unwind if BX earnings/NAV release shows cash-flow stability or if IV compresses >25%.