BANK OF MONTREAL /CAN/ (BMO) SEC Filings, May 19-20, 2026

Bank of Montreal priced Series K equity-linked market-linked notes due May 23, 2029. The offering is structured as auto-callable monthly securities linked to the lowest performing of Broadcom (AVGO), Blackstone (BX) and NVIDIA (NVDA). The original offering price is $1,000 per security and the estimated initial value at pricing was $956.85 per security. The securities pay a contingent monthly coupon at an 18.00% per annum rate subject to a 50% coupon threshold for each Underlier and may be automatically called if the lowest performing Underlier closes at or above its starting value on certain calculation days. At maturity, investors receive the face amount unless the lowest performing Underlier’s ending value is below its 50% downside threshold, in which case the maturity payment equals $1,000 × performance factor of that Underlier. The securities are unsecured obligations of Bank of Montreal and subject to its credit risk; they are not FDIC- or CDIC-insured and are complex with significant market, issuer credit and tax risks.

Bank of Montreal priced a series of unsecured senior medium-term, equity-linked notes due May 23, 2029 that are auto-callable monthly and pay a contingent coupon rate of 23.16% per annum (with a memory feature). The offering price was $1,000 per security and the issuer's estimated initial value per security was $946.56 on the pricing date.

The notes reference the lowest performing of Intel (INTC), Meta Platforms (META) and NVIDIA (NVDA), use monthly calculation days beginning June 18, 2026, and may be automatically called if the lowest performing underlier meets its call threshold on specified calculation days. At maturity, if not called, principal repayment equals either $1,000 or $1,000 × performance factor of the lowest performing underlier, exposing holders to full downside below the 50% downside threshold. The securities are subject to Bank of Montreal credit risk and complex tax and market risks.

Bank of Montreal priced US$2,401,000 Senior Medium‑Term Notes, Series K. The amended and restated pricing supplement sets maturity on May 15, 2031 and links payments to the least performing of the S&P 500, Russell 2000 and Dow Jones Industrial Average. The notes are autocallable beginning on May 12, 2027 with scheduled Observation Dates and Call Amounts that represent approximately 10.00% per annum if called. If not called, maturity payoff depends on the Least Performing Reference Asset and may be less than principal if a Trigger Event occurs (Final Level below a Trigger Level equal to 75.00% of each Initial Level). The document states an estimated initial value of $980.37 per $1,000 principal on the Pricing Date.

Bank of Montreal priced a US$6,306,000 offering of Senior Medium-Term Notes, Series K — Callable Barrier Notes with Contingent Coupons due May 17, 2032, linked to the S&P 500®, Russell 2000® and the Dow Jones Industrial Average®. The notes pay contingent quarterly coupons of 2.575% per quarter (approximately 10.30% per annum) if each reference asset on an Observation Date is at or above the 75.00% Coupon Barrier Level.

The notes are callable beginning May 12, 2027; if not called, maturity payout depends on the performance of the least performing reference asset and may be less than principal. Estimated initial value on the Pricing Date was $982.38 per $1,000; price to public is 100% with proceeds to Bank of Montreal of $6,306,000.

Bank of Montreal is offering principal-protected-notes‑style, non‑interest bearing structured notes linked to the S&P 500® Index under a preliminary pricing supplement (Registration Statement No. 333-285508). Each note has a $1,000 principal amount and an upside participation rate of 140%.

The notes pay at maturity based on the underlier return measured from the trade date to a determination date expected to be within 24–27 months. Investors receive the principal if the final underlier level declines by up to 12.50% (buffer). Declines beyond 12.50% result in downside exposure of approximately 1.1429% loss of principal for every 1% drop below 87.50% of the initial level. Returns are capped at a maximum settlement amount expected to be between $1,247.52 and $1,291.20 per $1,000 note. The issuer’s estimated initial value is expected to be $969.00–$999.00 per $1,000, which is less than the original issue price.

Bank of Montreal priced principal‑protected contingent notes linked to the S&P 500® Index totaling $18,695,000. The notes have a $1,000 principal amount, a stated maturity date of May 22, 2028 (subject to postponement), and pay no interest. At maturity the cash settlement per $1,000 depends on the index performance from the trade date (May 18, 2026) to the determination date (May 18, 2028), with an upside participation rate of 150%, a maximum settlement amount of $1,223.05 per note and a buffer of 15.00% (buffer level 6,292.5925). If the final underlier level is below the buffer level, holders incur losses that increase approximately 1.1765% per 1% decline below 85.00% of the initial underlier level. The issuer will receive proceeds of $18,371,576.50 after underwriting discounts. The notes are unsecured obligations of Bank of Montreal and are not listed.

Bank of Montreal (BMO) is offering principal-protected-style equity-linked notes tied to the S&P 500® Index with a $1,000 principal denomination and a stated maturity of September 13, 2028 (determination date September 11, 2028). The notes pay no interest and deliver a threshold settlement amount of $1,212.10 per $1,000 at maturity only if the final index level is at least 85.00% of the initial index level (initial level 7,403.05 on May 18, 2026). If the final level is below the threshold, holders lose approximately 1.1765% of principal for every 1% the final level is below the threshold and could lose all principal. The issuer is Bank of Montreal and payments are subject to its credit risk.

Bank of Montreal priced callable, principal‑at‑risk notes linked to the iShares® MSCI Emerging Markets ETF. The notes have a $1,000 principal amount per note, an initial underlier level $64.97 (trade date May 18, 2026) and an automatic call feature on the call observation date May 26, 2027. If automatically called, holders receive principal plus a 15.70% call premium on the call payment date May 28, 2027. If not called, maturity payoffs on the stated maturity date May 22, 2028 depend on final underlier performance versus the initial level, with a maturity date premium of 31.40%, an upside participation rate of 200%, and a downside threshold at $51.976 (80.00% of the initial underlier level). The estimated initial value was $993.06 per $1,000 principal amount and the original issue price equals $1,000 per note. Payments are unsecured obligations of Bank of Montreal and subject to its credit risk.

Bank of Montreal (BMO) priced US$1,786,000 of Senior Medium-Term Notes, Series K — Capped Contingent Risk Absolute Return Barrier Notes linked to the S&P 500® Index, with a Pricing Date of May 15, 2026, settlement on May 20, 2026, and maturity on May 20, 2031. The notes provide 1:1 upside participation subject to a Maximum Redemption Amount of $2,460.00 per $1,000 principal (a 146.00% cap). If the S&P 500 falls but finishes above the Barrier Level (80.00% of the Initial Level), investors receive a positive capped downside return up to $1,200.00 per $1,000 (a 20.00% return). If a Barrier Event occurs (final level below the Barrier Level), losses are linear: investors lose 1% of principal for each 1% decline in the index and may lose up to 100% of principal. All payments are subject to BMO credit risk and the notes pay no interest.