SEC Insider Transactions from ZILLMER JOHN J.

Last updated: 2026-04-02 23:06 UTC | Total transactions: 54

John J. Zillmer, CEO of Aramark (ARMK), made one open market purchase of ARMK shares in the last year, totaling about $250,000. His most recent buy was on August 7, 2025. This ranks him 1,360th among nearly 5,000 insiders by purchase value, below the average of $1.46 million across about 3.3 transactions per insider. Zillmer reported no open market sales in the period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 31, 2026 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 138 $0.00 49,191.8600 285,200,000 0.28% 0.00%
March 4, 2026 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 1265 $0.00 1,019,900.0830 266,345,000 0.12% 0.00%
March 2, 2026 CSX CORP $CSX ZILLMER JOHN J Not found G Common Stock 5850 $0.00 363,714.0000 1,860,000,000 1.58% 0.00%
Feb. 26, 2026 CSX CORP $CSX ZILLMER JOHN J Not found A Common Stock 4455 $0.00 363,702.0000 1,860,000,000 1.24% 0.00%
Feb. 26, 2026 CSX CORP $CSX ZILLMER JOHN J Not found A Common Stock 5862 $0.00 369,564.0000 1,860,000,000 1.61% 0.00%
Feb. 13, 2026 ECOLAB INC. $ECL ZILLMER JOHN J Not found F Common Stock 879 $301.02 49,012.2400 285,200,000 1.76% 0.00%
Feb. 13, 2026 ECOLAB INC. $ECL ZILLMER JOHN J Not found M Non-Employee Stock Option (Right to Buy) 2300 $0.00 0.0000 285,200,000 100.00% 0.00%
Feb. 13, 2026 ECOLAB INC. $ECL ZILLMER JOHN J Not found M Common Stock 2300 $115.08 49,891.2400 285,200,000 4.83% 0.00%
Dec. 31, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 128 $0.00 47,591.2400 285,400,000 0.27% 0.00%
Dec. 17, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 1372 $0.00 1,018,634.8440 267,349,000 0.13% 0.00%
Dec. 2, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 5468 $37.08 1,017,262.3580 267,349,000 0.53% 0.00%
Dec. 1, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Stock Option (Right to Buy) 182983 $0.00 182,983.0000 267,349,000 9999.99% 0.07%
Dec. 1, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 51241 $37.08 1,022,730.0530 267,349,000 5.27% 0.02%
Nov. 27, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 6570 $37.30 971,489.0530 267,349,000 0.67% 0.00%
Nov. 17, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 5231 $38.03 978,059.4240 267,349,000 0.53% 0.00%
Nov. 10, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 150742 $0.00 983,290.7790 267,349,000 18.11% 0.06%
Sept. 30, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 123 $0.00 47,425.8600 285,400,000 0.26% 0.00%
Aug. 20, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 721 $0.00 832,546.7490 267,180,000 0.09% 0.00%
Aug. 7, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer P Common Stock 6387 $39.07 831,825.4110 267,180,000 0.77% 0.00%
June 30, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 126 $0.00 47,264.6100 285,300,000 0.27% 0.00%
May 28, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 719 $0.00 825,438.4110 268,690,000 0.09% 0.00%
May 12, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Non-Employee Director Stock Option (Right to Buy) 810 $0.00 810.0000 285,300,000 9999.99% 0.00%
March 31, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 134 $0.00 47,096.4600 285,700,000 0.29% 0.00%
Feb. 24, 2025 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 773 $0.00 824,719.6740 268,690,000 0.09% 0.00%
Feb. 19, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found F Common Stock 935 $265.19 46,920.5000 285,700,000 1.95% 0.00%
Feb. 19, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found M Common Stock 2200 $112.75 47,855.5000 285,700,000 4.82% 0.00%
Feb. 19, 2025 ECOLAB INC. $ECL ZILLMER JOHN J Not found M Non-Employee Stock Option (Right to Buy) 2200 $0.00 0.0000 285,700,000 100.00% 0.00%
Feb. 14, 2025 CSX CORP $CSX ZILLMER JOHN J Not found A Common Stock 7492 $0.00 359,247.0000 1,900,190,000 2.13% 0.00%
Feb. 14, 2025 CSX CORP $CSX ZILLMER JOHN J Not found A Common Stock 5694 $0.00 351,755.0000 1,900,190,000 1.65% 0.00%
Dec. 31, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 144 $0.00 45,655.5000 286,000,000 0.32% 0.00%
Dec. 12, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 710 $0.00 823,946.4650 266,200,000 0.09% 0.00%
Dec. 2, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Stock Option (Right to Buy) 161474 $0.00 161,474.0000 266,200,000 9999.99% 0.06%
Dec. 2, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 47124 $40.32 823,236.9190 266,200,000 6.07% 0.02%
Nov. 27, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 7873 $42.22 776,112.9190 266,200,000 1.00% 0.00%
Nov. 17, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 7688 $37.36 795,321.7620 266,200,000 0.96% 0.00%
Nov. 18, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 11336 $37.36 783,985.7790 266,200,000 1.43% 0.00%
Nov. 4, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 77092 $0.00 897,200.5070 266,200,000 9.40% 0.03%
Nov. 4, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer F Common Stock 94191 $38.21 803,009.9850 266,200,000 10.50% 0.04%
Sept. 30, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 133 $0.00 45,478.5700 287,000,000 0.29% 0.00%
Sept. 3, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 1099 $0.00 820,108.5070 266,577,000 0.13% 0.00%
Aug. 15, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 140608 $35.56 819,009.9070 266,577,000 20.73% 0.05%
June 30, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 141 $0.00 45,311.0900 287,800,000 0.31% 0.00%
May 28, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 831 $0.00 678,401.9070 262,594,000 0.12% 0.00%
May 6, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Non-Employee Director Stock Option (Right to Buy) 934 $0.00 934.0000 287,800,000 9999.99% 0.00%
March 31, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 146 $0.00 45,131.8400 287,100,000 0.33% 0.00%
Feb. 28, 2024 Aramark $ARMK ZILLMER JOHN J Chief Executive Officer A Common Stock 861 $0.00 677,570.9050 262,594,000 0.13% 0.00%
Feb. 16, 2024 CSX CORP $CSX ZILLMER JOHN J Not found A Common Stock 6809 $0.00 346,061.0000 1,958,757,000 2.01% 0.00%
Feb. 16, 2024 CSX CORP $CSX ZILLMER JOHN J Not found A Common Stock 4902 $0.00 339,252.0000 1,958,757,000 1.47% 0.00%
Jan. 10, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found M Non-Employee Stock Option (Right to Buy) 2400 $0.00 0.0000 287,100,000 100.00% 0.00%
Jan. 10, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found M Common Stock 2400 $104.85 46,221.0400 287,100,000 5.48% 0.00%
Jan. 10, 2024 ECOLAB INC. $ECL ZILLMER JOHN J Not found F Common Stock 1277 $196.95 44,944.0400 287,100,000 2.76% 0.00%
Dec. 31, 2023 ECOLAB INC. $ECL ZILLMER JOHN J Not found A Common Stock 157 $0.00 43,821.0400 286,900,000 0.36% 0.00%
Feb. 14, 2023 CSX CORP $CSX ZILLMER JOHN J Director A Common Stock 7899 $31.65 334,350.0000 2,066,367,000 2.42% 0.00%
Feb. 14, 2023 CSX CORP $CSX ZILLMER JOHN J Director A Common Stock 5688 $31.65 326,451.0000 2,066,367,000 1.77% 0.00%