This article breaks down a recent Form 4 filing by a senior executive at Bank of Marin Bancorp. The filing covers the expiration of several unexercised stock options, current ownership, and the status of remaining awards.
Bank of Marin Bancorp is based in San Rafael, with branches spread across Marin County. These insider details catch the attention of investors, employees, and folks in towns like Novato, Sausalito, and Larkspur.
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Overview of insider stock option expirations at Bank of Marin Bancorp
In Marin County’s financial circles, the main point is simple: several older stock options expired without being exercised. Nobody bought or sold shares on the open market during these expirations.
The company disclosed the event after an administrative hiccup delayed the filing. Local investors in San Rafael and nearby towns now have a better sense of insider holdings and pending equity awards.
After these expirations, Stewart Misako, executive vice president of Bank of Marin Bancorp, directly owns 27,785 shares of Bank of Marin common stock. He also holds 4,623.5366 shares indirectly through the company ESOP.
This mix of direct and employee-ownership exposure feels familiar to Marin communities, whether you’re in Tiburon or Sausalito.
Expired options and current ownership details
- 520 shares at $22.94 expired on April 1, 2024
- 820 shares at $25.38 expired on March 2, 2025
- 900 shares at $24.83 expired on March 1, 2026
All of these options expired unexercised, with no market trades. The company blamed the late reporting on an administrative oversight.
Misako’s direct stake and ESOP-linked holdings show a steady insider profile—something Bank of Marin watchers in San Anselmo, Mill Valley, and Larkspur have noticed.
Misako still holds several remaining stock option awards, with exercise prices between $33.58 and $44.45. Some of the notable positions are:
- 1,194 shares at $34.03 (expiring March 1, 2032)
- 1,676 shares at $38.11 (expiring October 29, 2031)
- 620 shares at $44.45 (expiring March 1, 2029)
- Several additional grants exercisable and expiring between 2027 and 2031
An attorney-in-fact executed the Form 4 filing, dated May 6, 2026. Local readers sometimes pay attention to details like this when tracking insider activity in Marin’s business corridors, from downtown San Rafael to Tamalpais Valley.
Bank of Marin Bancorp in Marin County: Local context and flavor
Bank of Marin Bancorp has long been a Marin County staple, with deep roots in San Rafael and the surrounding towns. The bank’s leadership is already familiar to folks in Mill Valley, Tiburon, and Sausalito.
They’ve built relationships across Novato, Ross, and even in smaller communities like San Anselmo and Corte Madera. For many local readers, officer-level disclosures in this Form 4 filing highlight how Marin’s financial institutions are woven into the civic and economic life of neighborhoods from Larkspur to Fairfax.
In Marin’s mix of coastal towns and hillside neighborhoods, employee-ownership programs like the ESOP in Misako’s profile reflect the county’s focus on long-term local employment and community stability. For residents in San Rafael and Novato, these details tell a practical story about how local executives tie their compensation to the bank’s performance and Marin County’s overall financial health.
What these filings mean for investors and the Marin community
- No open-market activity happened with the expired options. That’s kept Bank of Marin’s stock from swinging much in the short term, at least from this event.
- The late Form 4 filing really highlights how crucial timely disclosures are for local investors. Folks in Marin County—especially around the San Rafael corridor and the North Bay—tend to keep a close eye on these things.
- People in Corte Madera, Mill Valley, and Fairfax will likely track upcoming Form 4s and related disclosures. Executive equity and ESOP news often feels like part of the region’s business rhythm.
Across Marin, from the waterfront in Sausalito to the hillsides of Ross, these insider details give residents a peek into how local leadership’s pay and employee ownership connect to Marin County’s everyday economy. We’ll keep following Bank of Marin Bancorp, insider activity, and whatever else shapes the North Bay’s business landscape—so stick around if that’s your thing.
Here is the source article for this story: Bank of Marin EVP lets older options expire
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