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John Zillmer Insider Profile

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John Zillmer, CEO, Director at ARAMARK Holdings, holds 334.21K shares in CSX (Ticker: CSX), holds 1.02M shares in ARAMARK Holdings (Ticker: ARMK), holds 49.37K shares in Ecolab (Ticker: ECL). Most recently, John Zillmer Sold ― shares of CSX on Oct 28, 2026 for an estimated value of $999.18K.
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John Zillmer

John Zillmer
ARAMARK Holdings (ARMK)
CEO, Director

Ranked #22,211 out of 109,349 Corporate Insiders

Profitable Transactions

60%
3 out of 5 Profitable Transactions

Average Return

+16.20%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$91M
62.71%
19.13%
16.27%
1.90%
0.00% Others
A breakdown of John Zillmer's holdings
See the Top Stocks by Insiders

Insider Roles

ARAMARK Holdings
(ARMK)
CEO, Director
CSX
(CSX)
Director
Ecolab
(ECL)
Director
Performance Food Group
(PFGC)
Director
+1 other positions
Roles that John Zillmer holds in companies
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Most Profitable Insider Trade

Stock:
ARAMARK Holdings
(ARMK)
Rating:Informative Buy
Date:Mar 11, 2020 - Mar 11, 2021
Return:+62.50%
The most profitable trade made by John Zillmer
See the Latest Stocks Traded by Insiders

John Zillmer's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
ARMK
ARAMARK Holdings
Sep 10, 2026
CEO, Director
Uninformative Buy
―
$57.24M
PFGC
Performance Food Group
Nov 15, 2018
Director
Uninformative Buy
―
$1.73M
CSX
CSX
Oct 28, 2026
Director
Informative Sell
999.18K
$17.46M
ECL
Ecolab
Jul 02, 2026
Director
Uninformative Buy
―
$14.85M
RAI
Reynolds American
Jul 26, 2017
―
Uninformative Sell
―
$3.20M
VRTV
Veritiv
Apr 26, 2019
―
Uninformative Buy
―
$2.00M
CWST
Casella Waste
―
Director
―
$0.00
ESND
Essendant Inc
―
―
―
$9.77K
List of latest transactions for each holding click on a transaction to see John Zillmer's performance on stock
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John Zillmer insider profile FAQ

What is the percentage of profitable transactions made by John Zillmer?
The percentage of profitable transactions made by John Zillmer is 60%.
    What is the average return per transaction made by John Zillmer?
    The average return per transaction made by John Zillmer is 16.20%.
      What stocks does John Zillmer hold?
      John Zillmer holds: ARMK, PFGC, CSX, ECL, RAI, VRTV, CWST, ESND stocks.
        What was John Zillmer’s latest transaction?
        John Zillmer latest transaction was an Informative Sell of $999.18K.
          What was John Zillmer's most profitable transaction?
          John Zillmer’s most profitable transaction was an Informative Buy of ARMK stock on March 11, 2020. The return on the trade was 62.50%.
            What is John Zillmer's role in ARAMARK Holdings?
            John Zillmer's role in ARAMARK Holdings is CEO, Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.