undamentalytics Newsletter

Green Plains Inc. insider trading

Every open-market purchase and sale by Green Plains Inc.'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.
Green Plains Inc. 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 Green Plains Inc.’s insiders pay?

From March 9, 2010 to March 9, 2026, 28 insiders reported 37 open-market purchases and 113 sales not made under a pre-set plan in Green Plains Inc. Twelve months after each purchase was reported, the shares were +12.0% against the S&P 500 on average (median −4.2%), over 33 purchases with a full year of prices; 42% beat the index. After sales, the shares moved −3.1% against the index over 12 months (a negative figure means selling was the right call). 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 March 10, 2010 into $20,608 by November 2, 2026, +4.5% a year. It held shares 75% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $76,871 (+13.1% a year), and held throughout $88,385 (+14.0%).

$0$50.0k$100k 201020122014201620182020202220242026 $88.4k$76.9k$20.6k
Copying Green Plains Inc.'s insidersS&P 500, same days investedS&P 500, held throughout $10,000 copying every open-market purchase by Green Plains Inc.'s insiders from March 10, 2010, before costs and taxes, marked weekly. Uninvested money earns the Treasury bill rate; the portfolio held shares 75% of the time.
Green Plains Inc.: each insider's record
InsiderRolePurchases12 months after their purchasesBeat the S&P 500Sales12 months after their salesLatest report
Mapes Michelle Chief Legal and Admin Officer 0 — — 25 −4.3% (25) September 24, 2025
Becker Todd A President and CEO 7 +21.8% (6) 50% 15 +4.8% (15) December 11, 2023
Crowley James F Director 1 +11.2% (1) 100% 11 −7.1% (11) May 28, 2021
Briggs Jeffrey S. Chief Operating Officer 7 +12.9% (6) 50% 4 −18.2% (4) December 21, 2018
Anderson James D Director 9 −10.7% (8) 25% 0 — December 8, 2023
Kolomaya Paul E Chief Accounting Officer 0 — — 9 −9.5% (8) November 10, 2021
Cronin Walter S Chief Commercial Officer 0 — — 8 −15.5% (8) September 23, 2020
Hoovestol Wayne Director 2 +24.6% (2) 50% 5 +71.6% (5) December 4, 2019
Treuer Alain Director 0 — — 6 −44.8% (6) February 21, 2024
Knudsen Ejnar A III Director 4 +36.8% (4) 25% 1 +5.8% (1) February 14, 2024
Peterson Brian Director 0 — — 5 +5.5% (5) May 15, 2023
Bleyl Carl S EVP of Ethanol Marketing 0 — — 4 +6.1% (4) March 6, 2017
Peters Jerry L Chief Financial Officer 0 — — 4 +25.5% (4) May 15, 2017
Mangrove Partners Im, LLC 10% owner 0 — — 3 +46.6% (2) April 2, 2020
Metzler Michael A EVP - Gas & Power 0 — — 3 −32.0% (3) March 21, 2019
Glade Gordon Fredrick Director 0 — — 2 −22.9% (2) November 10, 2016
Greenstar Investments LLC Other 0 — — 2 −8.3% (2) March 23, 2012
Tourbillon Capital Partners, L.P. 10% owner 2 −4.4% (2) 0% 0 — January 5, 2015
Vojslavek Anthony R EVP - Trading and Risk 0 — — 2 −29.1% (2) February 21, 2019
Edwards S Eugene Director 1 +101.3% (1) 100% 0 — August 15, 2019
Gillis Ron B. Exe VP - Finance & Treasurer 1 +2.8% (1) 100% 0 — August 16, 2010
Mangrove Partners Master Fund, Ltd. 10% owner 0 — — 1 +81.8% (1) February 27, 2020
Neppl John W Chief Financial Officer 1 +1.7% (1) 100% 0 — November 7, 2017
Ntr PLC 10% owner 0 — — 1 −64.6% (1) September 14, 2011
Palladino Thomas F EVP Human Resources 0 — — 1 −33.5% (1) December 23, 2011
Stark James E Chief Financial Officer 1 −33.1% (1) 0% 0 — December 8, 2022
Sweeney Patrick Francis Director 1 — — 0 — March 9, 2026
Van Der Meulen Leslie EVP Product Mktg & Innovation 0 — — 1 −71.2% (1) May 25, 2023

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 Green Plains Inc.

Months when 2 or more insiders became net buyers, or 3 or more net sellers, of Green Plains Inc. 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 4 buying crowds with six months of prices, it averaged +12.5% against the index. After 8 selling crowds, +16.1%. 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
December 29, 20232 buying−17.0%−56.2%−87.3%
May 31, 20235 selling−0.1%−26.2%−68.8%
May 28, 20213 selling+3.2%+9.7%+3.6%
November 30, 20202 buying+62.3%+104.7%+133.9%
April 30, 20203 selling+114.0%+144.3%+361.7%
December 31, 20194 selling−50.2%−30.9%−30.6%
November 30, 20185 selling−2.6%−22.3%−22.2%
November 30, 20172 buying+12.9%+20.0%−6.9%
December 30, 20165 selling−16.4%−35.0%−61.7%
February 28, 20143 selling+6.8%+61.3%−26.4%
March 28, 20133 selling+10.5%+28.2%+133.9%
April 30, 20102 buying−25.6%−18.6%−25.7%

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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