SEC Insider Transactions from Eifert Thomas.

Last updated: 2026-03-16 13:04 UTC | Total transactions: 90

Eifert Thomas has filed 90 insider transactions across 1 company since February 2023.

Most recent transaction: a grant/award of 9 shares of Allison Transmission Holdings Inc ($ALSN) on December 05, 2025.

Activity breakdown: 0 open-market purchases and 8 sales.

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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
Dec. 5, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Dividend Equivalent Rights 9 $0.00 79.0000 85,000,000 12.86% 0.00%
Aug. 29, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Dividend Equivalent Rights 9 $0.00 70.0000 88,000,000 14.75% 0.00%
May 30, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Dividend Equivalent Rights 8 $0.00 61.0000 88,000,000 15.09% 0.00%
March 14, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Dividend Equivalent Rights 9 $0.00 53.0000 88,000,000 20.45% 0.00%
Feb. 28, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Performance Stock Units 6354 $0.00 0.0000 88,000,000 100.00% 0.01%
Feb. 28, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 6354 $0.00 17,865.0000 88,000,000 55.20% 0.01%
Feb. 28, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt F Common Stock 1867 $101.75 15,998.0000 88,000,000 10.45% 0.00%
Feb. 21, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 7 $0.00 10,323.0000 88,000,000 0.07% 0.00%
Feb. 22, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 937 $0.00 11,009.0000 88,000,000 9.30% 0.00%
Feb. 22, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 27 $0.00 11,036.0000 88,000,000 0.25% 0.00%
Feb. 22, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt F Common Stock 308 $100.67 10,728.0000 88,000,000 2.79% 0.00%
Feb. 23, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 1059 $0.00 11,787.0000 88,000,000 9.87% 0.00%
Feb. 23, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 51 $0.00 11,838.0000 88,000,000 0.43% 0.00%
Feb. 23, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt F Common Stock 327 $100.67 11,511.0000 88,000,000 2.76% 0.00%
Feb. 21, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Restricted Stock Units 715 $0.00 1,431.0000 88,000,000 33.32% 0.00%
Feb. 21, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Dividend Equivalent Rights 7 $0.00 122.0000 88,000,000 5.43% 0.00%
Feb. 22, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Restricted Stock Units 937 $0.00 937.0000 88,000,000 50.00% 0.00%
Feb. 22, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Dividend Equivalent Rights 27 $0.00 95.0000 88,000,000 22.13% 0.00%
Feb. 23, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Restricted Stock Units 1059 $0.00 0.0000 88,000,000 100.00% 0.00%
Feb. 23, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Dividend Equivalent Rights 51 $0.00 44.0000 88,000,000 53.68% 0.00%
Feb. 21, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt M Common Stock 715 $0.00 10,316.0000 88,000,000 7.45% 0.00%
Feb. 21, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt F Common Stock 251 $100.67 10,072.0000 88,000,000 2.43% 0.00%
Feb. 19, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Employee Stock Option (right to buy) 3455 $0.00 3,455.0000 88,000,000 9999.99% 0.00%
Feb. 19, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Restricted Stock Units 1151 $0.00 1,151.0000 88,000,000 9999.99% 0.00%
Feb. 10, 2025 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Performance Stock Units 6354 $0.00 6,354.0000 88,000,000 9999.99% 0.01%
Nov. 27, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality Plan & Prog Mgmt A Dividend Equivalent Rights 10 $0.00 129.0000 88,000,000 8.40% 0.00%
Oct. 7, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 1741 $37.11 11,342.0000 88,000,000 18.13% 0.00%
Oct. 7, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 1741 $100.00 9,601.0000 88,000,000 15.35% 0.00%
Sept. 26, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Employee Stock Option (right to buy) 2000 $0.00 1,741.0000 91,000,000 53.46% 0.00%
Oct. 7, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Employee Stock Option (right to buy) 1741 $0.00 0.0000 88,000,000 100.00% 0.00%
Sept. 26, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 2000 $95.00 9,601.0000 91,000,000 17.24% 0.00%
Sept. 26, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 2000 $37.11 11,601.0000 91,000,000 20.83% 0.00%
Aug. 30, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 12 $0.00 119.0000 91,000,000 11.21% 0.00%
Aug. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Employee Stock Option (right to buy) 2202 $0.00 0.0000 91,000,000 100.00% 0.00%
Aug. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 2202 $90.00 9,601.0000 91,000,000 18.66% 0.00%
Aug. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 2202 $23.59 11,803.0000 91,000,000 22.94% 0.00%
Aug. 15, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Employee Stock Option (right to buy) 2000 $0.00 2,202.0000 91,000,000 47.60% 0.00%
Aug. 15, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 2000 $23.59 11,601.0000 91,000,000 20.83% 0.00%
Aug. 15, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 2000 $85.00 9,601.0000 91,000,000 17.24% 0.00%
May 31, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 16 $0.00 107.0000 91,000,000 17.58% 0.00%
March 15, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 16 $0.00 91.0000 91,000,000 21.33% 0.00%
March 4, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 2564 $75.40 5,695.0000 91,000,000 31.04% 0.00%
Feb. 28, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Performance Stock Units 3634 $0.00 0.0000 91,000,000 100.00% 0.00%
Feb. 28, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 3634 $0.00 9,329.0000 91,000,000 63.81% 0.00%
Feb. 28, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt F Common Stock 1070 $75.59 8,259.0000 91,000,000 11.47% 0.00%
Feb. 27, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 1399 $75.12 5,695.0000 91,000,000 19.72% 0.00%
Feb. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 41 $0.00 7,416.0000 91,000,000 0.56% 0.00%
Feb. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 1059 $0.00 7,375.0000 91,000,000 16.77% 0.00%
Feb. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt F Common Stock 322 $74.63 7,094.0000 91,000,000 4.34% 0.00%
Feb. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Restricted Stock Units 1059 $0.00 1,059.0000 91,000,000 50.00% 0.00%
Feb. 23, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Dividend Equivalent Rights 41 $0.00 75.0000 91,000,000 35.34% 0.00%
Feb. 21, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Restricted Stock Units 2146 $0.00 2,146.0000 91,000,000 9999.99% 0.00%
Feb. 22, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Dividend Equivalent Rights 16 $0.00 116.0000 91,000,000 12.12% 0.00%
Feb. 22, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Restricted Stock Units 936 $0.00 1,874.0000 91,000,000 33.31% 0.00%
Feb. 21, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Employee Stock Option (right to buy) 6438 $0.00 6,438.0000 91,000,000 9999.99% 0.01%
Feb. 22, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 16 $0.00 6,647.0000 91,000,000 0.24% 0.00%
Feb. 22, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt F Common Stock 331 $73.39 6,316.0000 91,000,000 4.98% 0.00%
Feb. 22, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 936 $0.00 6,631.0000 91,000,000 16.44% 0.00%
Feb. 14, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 512 $70.00 5,695.0000 91,000,000 8.25% 0.00%
Nov. 30, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 24 $0.00 174.0000 96,000,000 16.00% 0.00%
Feb. 10, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 744 $0.00 6,439.0000 91,000,000 13.06% 0.00%
Feb. 10, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 42 $0.00 6,481.0000 91,000,000 0.65% 0.00%
Feb. 10, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt F Common Stock 274 $61.70 6,207.0000 91,000,000 4.23% 0.00%
Feb. 10, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Restricted Stock Units 744 $0.00 0.0000 91,000,000 100.00% 0.00%
Feb. 10, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Dividend Equivalent Rights 42 $0.00 132.0000 91,000,000 24.14% 0.00%
Feb. 12, 2024 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Pefromance Stock Units 3634 $0.00 3,634.0000 91,000,000 9999.99% 0.00%
Nov. 30, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 140 $0.00 2,883.0000 96,000,000 5.10% 0.00%
Aug. 31, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 20 $0.00 150.0000 96,000,000 15.38% 0.00%
Aug. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Employee Stock Option (right to buy) 2790 $0.00 0.0000 96,000,000 100.00% 0.00%
Aug. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt S Common Stock 2790 $59.00 5,695.0000 96,000,000 32.88% 0.00%
Aug. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt M Common Stock 2790 $32.13 8,485.0000 96,000,000 48.99% 0.00%
May 31, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 26 $0.00 130.0000 96,000,000 25.00% 0.00%
March 17, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Quality, Plan & Prog Mgmt A Dividend Equivalent Rights 31 $0.00 104.0000 96,000,000 42.47% 0.00%
Feb. 25, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Restricted Stock Units 1796 $0.00 0.0000 96,000,000 100.00% 0.00%
Feb. 25, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Dividend Equivalent Rights 104 $0.00 73.0000 96,000,000 58.76% 0.00%
Feb. 25, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Common Stock 104 $0.00 6,277.0000 96,000,000 1.68% 0.00%
Feb. 25, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln F Common Stock 582 $47.54 5,695.0000 96,000,000 9.27% 0.00%
Feb. 25, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Common Stock 1796 $0.00 6,173.0000 96,000,000 41.03% 0.00%
Feb. 23, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Restricted Stock Units 1059 $0.00 2,118.0000 96,000,000 33.33% 0.00%
Feb. 23, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Dividend Equivalent Rights 21 $0.00 177.0000 96,000,000 10.61% 0.00%
Feb. 23, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Common Stock 21 $0.00 4,754.0000 96,000,000 0.44% 0.00%
Feb. 23, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Common Stock 1059 $0.00 4,733.0000 96,000,000 28.82% 0.00%
Feb. 23, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln F Common Stock 377 $47.57 4,377.0000 96,000,000 7.93% 0.00%
Feb. 22, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln A Restricted Stock Units 2810 $0.00 2,810.0000 96,000,000 9999.99% 0.00%
Feb. 22, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln A Employee Stock Option (right to buy) 8430 $0.00 8,430.0000 96,000,000 9999.99% 0.01%
Feb. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Restricted Stock Units 743 $0.00 744.0000 96,000,000 49.97% 0.00%
Feb. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Common Stock 30 $0.00 3,944.0000 96,000,000 0.77% 0.00%
Feb. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Common Stock 743 $0.00 3,914.0000 96,000,000 23.43% 0.00%
Feb. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln M Dividend Equivalent Rights 30 $0.00 198.0000 96,000,000 13.16% 0.00%
Feb. 10, 2023 Allison Transmission Holdings Inc $ALSN Eifert Thomas VP, Program Mgmt & Prod Pln F Common Stock 270 $45.32 3,674.0000 96,000,000 6.85% 0.00%