undamentalytics Newsletter

Bank Of Marin Bancorp insider trading

Every open-market purchase and sale by Bank Of Marin Bancorp's officers, directors and largest shareholders since November 4, 2021, and what the share price did next.

Insider purchase Insider sale Marker size reflects trade value. Weekly closes adjusted for splits; may be delayed.
Bank Of Marin Bancorp insider open-market trades
DateInsiderTrade SharesPriceValue 1M after 3M after 6M after

From insiders' Form 4 filings with the SEC: open-market purchases and sales only (awards, option exercises and shares withheld for tax are excluded), combined to one line per insider per day. "Plan" marks trades the filing says were made under a pre-set Rule 10b5-1 trading plan, which are scheduled in advance. Price changes run from the close on the trade date; hover a figure for the change relative to the S&P 500. Past moves don't predict future ones.

Does following Bank Of Marin Bancorp’s insiders pay?

From April 26, 2010 to December 1, 2023, 23 insiders reported 12 open-market purchases and 69 sales not made under a pre-set plan in Bank Of Marin Bancorp. Twelve months after each purchase was reported, the shares were −15.4% against the S&P 500 on average (median −12.3%), over 12 purchases with a full year of prices; 8% beat the index. After sales, the shares moved −12.7% against the index over 12 months (a negative figure means selling was the right call). That rests on fewer than 20 purchases, too few to read much into. Buying each purchase the day after it was reported, an equal amount each, held 12 months or until that insider reported a sale, would have turned $10,000 on November 14, 2012 into $8,891 by November 2, 2026, −0.8% a year. It held shares 42% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $33,414 (+9.0% a year), and held throughout $70,751 (+15.1%).

$0$20.0k$40.0k$60.0k 20122014201620182020202220242026 $70.8k$33.4k$8.9k
Copying Bank Of Marin Bancorp's insidersS&P 500, same days investedS&P 500, held throughout $10,000 copying every open-market purchase by Bank Of Marin Bancorp's insiders from November 14, 2012, before costs and taxes, marked weekly. Uninvested money earns the Treasury bill rate; the portfolio held shares 42% of the time.
Bank Of Marin Bancorp: each insider's record
InsiderRolePurchases12 months after their purchasesBeat the S&P 500Sales12 months after their salesLatest report
Pelham Peter Executive Vice President 0 — — 22 −16.8% (22) February 21, 2020
Colombo Russell A President and CEO 0 — — 13 −7.6% (13) February 24, 2023
Reizman Elizabeth Executive Vice President 0 — — 7 −9.4% (7) February 3, 2021
Mcdevitt Jr William H Director 2 −14.4% (2) 0% 4 −4.2% (4) December 1, 2023
Heller H Robert Director 1 −10.0% (1) 0% 4 −2.5% (4) May 3, 2023
Stroeh J Dietrich Director 0 — — 5 +1.3% (5) January 29, 2016
Situ Min Treasurer 0 — — 4 −24.2% (4) June 24, 2020
Boatright Nancy R Corporate Secretary 0 — — 2 −12.9% (2) July 27, 2012
Gotelli Robert Executive Vice President 0 — — 2 −33.2% (2) November 25, 2019
Murphy Leslie E Director 2 0.0% (2) 50% 0 — August 5, 2020
Barlow Steven I. Director 0 — — 1 −56.8% (1) January 30, 2023
Coonan Kevin Executive Vice President 0 — — 1 −8.0% (1) February 6, 2013
Fite Charles D Director 1 −14.7% (1) 0% 0 — May 2, 2023
Hale James C III Director 1 −9.4% (1) 0% 0 — April 22, 2021
Howard Norma J Director 0 — — 1 −35.2% (1) November 19, 2019
Kennedy Kevin R Director 1 −10.0% (1) 0% 0 — May 3, 2023
Lum Stuart D Director 1 −13.4% (1) 0% 0 — November 13, 2012
Myers Timothy D Executive Vice President 0 — — 1 −12.2% (1) September 3, 2015
Sanghvi Sanjiv Siddharth Director 1 −52.0% (1) 0% 0 — September 1, 2022
Sobel Brian M Director 0 — — 1 −13.2% (1) May 6, 2010
Stewart Misako EVP, Chief Credit Officer 1 −35.9% (1) 0% 0 — May 24, 2023
Watson Secil Tabli Director 1 −11.3% (1) 0% 0 — May 8, 2023
Yanehiro Jan Director 0 — — 1 −4.8% (1) December 7, 2012

Moves are the shares’ return including dividends minus the S&P 500’s, from the close on the first trading day after each report; the number of trades with a finished 12-month window is in brackets. Green means the trade went the insider’s way (a purchase ahead of the index, a sale followed by the shares trailing it). A trade reported both by a director or officer and by a fund or company they are linked to counts once here, under the person. Purchases count only where the share price actually traded was at least $5. These figures describe what the shares did, not why anyone traded. Insiders across all companies.

When several insiders traded Bank Of Marin Bancorp

Months when 2 or more insiders became net buyers, or 3 or more net sellers, of Bank Of Marin Bancorp in reports dated in the 91 days before the month end, and how the stock did against the S&P 500 from that month end. After the 1 buying crowd with six months of prices, it averaged +14.8% against the index. After 9 selling crowds, −6.7%. One company's history is too short to judge by; the test across every company is the better guide.

MonthCrowd3 months on, vs S&P 5006 months12 months
May 31, 20236 buying+8.2%+14.8%−27.4%
November 29, 20194 selling−11.3%−26.4%−38.5%
February 28, 20193 selling−7.9%−13.5%−21.0%
July 31, 20183 selling−0.4%−1.8%−9.6%
November 30, 20163 selling−0.8%−13.2%−9.7%
February 29, 20163 selling−6.5%−13.2%+16.7%
April 30, 20153 selling−6.1%+6.8%−2.5%
February 28, 20144 selling−5.7%0.0%+0.7%
February 28, 20134 selling−4.1%−0.3%−5.6%
May 28, 20103 selling+9.3%+1.2%−5.7%

Colours show whether the crowd was right: green when buyers were followed by a rise above the index, or sellers by a fall below it. Total returns from the month end; past patterns are not a forecast.

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