NBBK Bear Put Spread Strategy
NBBK (NB Bancorp, Inc. Common Stock), in the Financial Services sector, (Banks - Regional industry), listed on NASDAQ.
NB Bancorp, Inc. functions as the holding company for Needham Bank, which delivers a broad spectrum of banking products and services. Its operations primarily serve the Greater Boston metropolitan area, extending to neighboring communities in Massachusetts, eastern Connecticut, southern New Hampshire, and Rhode Island. The company's diverse offerings include various deposit accounts, such as certificates of deposit, individual retirement accounts, money market accounts, savings accounts, NOW accounts, demand deposit accounts, and both interest-bearing and noninterest-bearing checking accounts. Additionally, it provides a comprehensive suite of lending solutions, encompassing commercial real estate and multifamily loans, one-to-four-family residential real estate loans, construction and land development loans, commercial and industrial loans, consumer loans, and home equity loans and lines of credit. Beyond its core banking activities, NB Bancorp, Inc. also engages in strategic investments in securities, including U.S. Treasury and federal agency securities, government-sponsored residential mortgage-backed securities, municipal bonds, and corporate bonds.
NBBK (NB Bancorp, Inc. Common Stock) trades in the Financial Services sector, specifically Banks - Regional, with a market capitalization of approximately $884.0M, a trailing P/E of 16.58, a beta of 0.06 versus the broader market, a 52-week range of 16.76-22.86, average daily share volume of 294K, a public-listing history dating back to 2023, approximately 376 full-time employees. These structural characteristics shape how NBBK stock options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.
A beta of 0.06 indicates NBBK has historically moved less than the broader market, dampening realized volatility and producing tighter expected-move bands per unit of dollar exposure. NBBK pays a dividend, which adjusts put-call parity and shifts the ex-dividend pricing across the listed chain.
What is a bear put spread on NBBK?
A bear put spread buys an at-the-money put and sells an out-of-the-money put at a lower strike for defined risk and defined reward bounded by the strike width.
Current NBBK snapshot
As of June 30, 2026, spot at $21.11, ATM IV 90.20%, IV rank 17.97%, expected move 25.86%. The bear put spread on NBBK below is built from the same end-of-day chain, with strikes snapped to listed contracts and premiums pulled from the bid/ask midpoint at a 17-day expiry.
Why this bear put spread structure on NBBK specifically: NBBK IV at 90.20% is on the cheap side of its 1-year range, which favors premium-buying structures like a NBBK bear put spread, with a market-implied 1-standard-deviation move of approximately 25.86% (roughly $5.46 on the underlying). The 17-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated NBBK expiries trade a higher absolute premium for lower per-day decay. Position sizing on NBBK should anchor to the underlying notional of $21.11 per share and to the trader's directional view on NBBK stock.
NBBK bear put spread setup
The NBBK bear put spread below is built from the end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With NBBK near $21.11, the first option leg uses a $21.11 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed NBBK chain at a 17-day expiry; the cross-strike IV skew is reflected directly in the per-leg values rather than approximated. Quantity sizing assumes one contract per option leg (or 100 NBBK shares for the stock leg in covered calls and collars).
| Action | Type | Strike / Basis | Premium (est) |
|---|---|---|---|
| Buy 1 | Put | $21.11 | N/A |
| Sell 1 | Put | $20.05 | N/A |
NBBK bear put spread risk and reward
- Net Premium / Debit
- N/A
- Max Profit (per contract)
- Unbounded
- Max Loss (per contract)
- Unbounded
- Breakeven(s)
- None on modeled curve
- Risk / Reward Ratio
- N/A
Max profit equals strike width minus net debit times 100; max loss equals net debit times 100. Breakeven is long-put strike minus net debit.
NBBK bear put spread payoff curve
Modeled P&L at expiration across a range of underlying prices for the bear put spread on NBBK. Each row is one sampled price point from the computed payoff curve; the full curve uses 200 price points internally before being summarized into 10 rows here.
When traders use bear put spread on NBBK
Bear put spreads on NBBK reduce the cost of a bearish NBBK stock position by selling a lower-strike put; suited to moderate-decline theses where price reaches but does not vastly exceed the short strike.
NBBK thesis for this bear put spread
The market-implied 1-standard-deviation range for NBBK extends from approximately $15.65 on the downside to $26.57 on the upside. A NBBK bear put spread caps both the risk and the reward of a bearish position; relative to an outright long put on NBBK, the spread reduces the cost basis but limits the maximum profit to the strike width minus net debit. Current NBBK IV rank near 17.97% sits in the lower third of its 1-year distribution, where IV often re-expands toward the mean; this favors premium-buying structures and disadvantages premium-selling structures on NBBK at 90.20%. As a Financial Services name, NBBK options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to NBBK-specific events.
NBBK bear put spread positions are structurally moderately bearish; the modeled P&L assumes European-style exercise at expiration and ignores early assignment, transaction costs, dividends paid before expiry on the stock leg (when present), and the bid-ask spread on the listed chain. NBBK positions also carry Financial Services sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move NBBK alongside the broader basket even when NBBK-specific fundamentals are unchanged. Long-premium structures like a bear put spread on NBBK are particularly exposed to IV-crush risk through scheduled events (earnings, FDA decisions, central-bank meetings) where IV typically contracts post-event regardless of the directional outcome. Always rebuild the position from current NBBK chain quotes before placing a trade.
Frequently asked questions
- What is a bear put spread on NBBK?
- A bear put spread on NBBK is the bear put spread strategy applied to NBBK (stock). The strategy is structurally moderately bearish: A bear put spread buys an at-the-money put and sells an out-of-the-money put at a lower strike for defined risk and defined reward bounded by the strike width. With NBBK stock trading near $21.11, the strikes shown on this page are snapped to the nearest listed NBBK chain strike and the premiums come straight from the end-of-day bid/ask midpoint.
- How are NBBK bear put spread max profit and max loss calculated?
- Max profit equals strike width minus net debit times 100; max loss equals net debit times 100. Breakeven is long-put strike minus net debit. For the NBBK bear put spread priced from the end-of-day chain at a 30-day expiry (ATM IV 90.20%), the computed maximum profit is unbounded per contract and the computed maximum loss is unbounded per contract. Live intraday quotes will differ as the chain moves through the trading session.
- What is the breakeven for a NBBK bear put spread?
- The breakeven for the NBBK bear put spread priced on this page is no defined breakeven on the modeled curve at expiration, derived from end-of-day chain premiums. Breakeven is the underlying price at which the strategy's P&L crosses zero ignoring transaction costs and assignment risk. The current NBBK market-implied 1-standard-deviation expected move is approximately 25.86%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.
- When should you consider a bear put spread on NBBK?
- Bear put spreads on NBBK reduce the cost of a bearish NBBK stock position by selling a lower-strike put; suited to moderate-decline theses where price reaches but does not vastly exceed the short strike.
- How does current NBBK implied volatility affect this bear put spread?
- NBBK ATM IV is at 90.20% with IV rank near 17.97%, which is on the low end of its 1-year range. Premium-buying structures (long call, long put, debit spreads) are relatively cheap in this regime; premium-selling structures collect less credit per unit risk.