Allison Transmission Holdings, Inc.
US ˙ NYSE ˙ US01973R1014

SecurityALSN / Allison Transmission Holdings, Inc.
InstitutionBessemer Group Inc
Latest Disclosed Ownership2,446 shares
Latest Disclosed Value $ 287
Bessemer Group Inc reports 7,543.75% increase in ownership of ALSN / Allison Transmission Holdings, Inc.

On May 6, 2026 - Bessemer Group Inc filed a 13F-HR form disclosing ownership of 2,446 shares of Allison Transmission Holdings, Inc. (US:ALSN) valued at $286,329 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 5, 2026 disclosing 32 shares of Allison Transmission Holdings, Inc.. The current value of the position is $283,124 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

Upgrade to unlock premium data and export to Excel .

Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-06 2026-03-31 13F ALLISON TRANSMISSION H SC 01973R101 2,446 2,414 7,543.75 0 0.0005
2026-02-05 2025-12-31 13F ALLISON TRANSMISSION H SC 01973R101 32 0 0.00 0 0.0000
2025-11-05 2025-09-30 13F ALLISON TRANSMISSION H SC 01973R101 32 6 23.08 0 0.0000
2025-08-01 2025-06-30 13F ALLISON TRANSMISSION H SC 01973R101 26 -1,626 -98.43 0 0.0000
2025-04-23 2025-03-31 13F ALLISON TRANSMISSION H SC 01973R101 1,652 -1,396 -45.80 0 0.0003
2025-02-13 2024-12-31 13F ALLISON TRANSMISSION H SC 01973R101 3,048 0 0.00 0 0.0005
2024-11-12 2024-09-30 13F ALLISON TRANSMISSION H SC 01973R101 3,048 0 0.00 0 0.0005
2024-08-13 2024-06-30 13F ALLISON TRANSMISSION H SC 01973R101 3,048 -2,852 -48.34 0 0.0004
2024-08-13 2024-03-31 13F/A-1 ALLISON TRANSMISSION H SC 01973R101 5,900 -2,421 -29.10 0 0.0009
2024-05-13 2024-03-31 13F ALLISON TRANSMISSION H SC 01973R101 5,900 -2,421 0 0.0009
2024-02-09 2023-12-31 13F ALLISON TRANSMISSION H SC 01973R101 8,321 1,707 25.81 0 0.0009
2023-11-13 2023-09-30 13F ALLISON TRANSMISSION H SC 01973R101 6,614 -2,202 -24.98 0 0.0009
2023-08-10 2023-06-30 13F ALLISON TRANSMISSION H SC 01973R101 8,816 8,816 0 0.0011
2023-02-13 2022-12-31 13F ALLISON TRANSMISSION H SC 01973R101 0 -297 -100.00 0 -100.00
2022-11-09 2022-09-30 13F ALLISON TRANSMISSION H SC 01973R101 297 195 191.18 10 150.00 0.0000
2022-08-10 2022-06-30 13F ALLISON TRANSMISSION H SC 01973R101 102 102 4 0.0000
2021-08-06 2021-06-30 13F ALLISON TRANSMISSION H SC 01973R101 0 -646 -100.00 0 -100.00
2021-05-13 2021-03-31 13F ALLISON TRANSMISSION H SC 01973R101 646 -9,799 -93.82 26 -94.22 0.0001
2021-02-09 2020-12-31 13F ALLISON TRANSMISSION H SC 01973R101 10,445 125 1.21 450 23.97 0.0012
2020-11-12 2020-09-30 13F ALLISON TRANSMISSION H SC 01973R101 10,320 2,400 30.30 363 24.32 0.0011
2020-08-05 2020-06-30 13F ALLISON TRANSMISSION H SC 01973R101 7,920 -2,425 -23.44 292 -13.35 0.0009
2020-04-30 2020-03-31 13F ALLISON TRANSMISSION H SC 01973R101 10,345 7,360 246.57 337 134.03 0.0014
2020-02-04 2019-12-31 13F ALLISON TRANSMISSION H SC 01973R101 2,985 0 0.00 144 2.86 0.0005
2019-11-07 2019-09-30 13F ALLISON TRANSMISSION H SC 01973R101 2,985 0 0.00 140 1.45 0.0005
2019-07-19 2019-06-30 13F ALLISON TRANSMISSION H SC 01973R101 2,985 2,789 1,422.96 138 1,433.33 0.0005
2019-05-13 2019-03-31 13F ALLISON TRANSMISSION H SC 01973R101 196 -1,162 -85.57 9 -84.75 0.0000
2019-05-21 2018-12-31 13F/A-1 ALLISON TRANSMISSION H SC 01973R101 1,358 56 4.30 59 -13.24 0.0003
2019-02-12 2018-12-31 13F ALLISON TRANSMISSION H SC 01973R101 1,358 56 59 0.0003
2018-11-06 2018-09-30 13F ALLISON TRANSMISSION H SC 01973R101 1,302 1,126 639.77 68 871.43 0.0003
2018-07-25 2018-06-30 13F ALLISON TRANSMISSION H SC 01973R101 176 0 0.00 7 0.00 0.0000
2018-05-10 2018-03-31 13F ALLISON TRANSMISSION H SC 01973R101 176 0 0.00 7 -12.50 0.0000
2018-01-30 2017-12-31 13F ALLISON TRANSMISSION H SC 01973R101 176 0 0.00 8 14.29 0.0000
2017-11-03 2017-09-30 13F ALLISON TRANSMISSION H SC 01973R101 176 0 0.00 7 0.00 0.0000
2017-07-27 2017-06-30 13F ALLISON TRANSMISSION H SC 01973R101 176 -630 -78.16 7 -75.86 0.0000
2017-05-12 2017-03-31 13F ALLISON TRANSMISSION H SC 01973R101 806 453 128.33 29 141.67 0.0001
2017-02-07 2016-12-31 13F ALLISON TRANSMISSION H SC 01973R101 353 177 100.57 12 140.00 0.0001
2016-11-10 2016-09-30 13F ALLISON TRANSMISSION H SC 01973R101 176 176 0.00 5 0.0000
2016-02-12 2015-12-31 13F ALLISON TRANSMISSION H SC 01973R101 0 -59 -100.00 0 -100.00
2015-11-16 2015-09-30 13F ALLISON TRANSMISSION H SC 01973R101 59 -227,779 -99.97 2 -99.97 0.0000
2014-02-18 2013-12-31 13F ALLISON TRANSMISSION H SC 01973R101 227,838 0 0.00 6,291 10.23 0.0451
2013-11-08 2013-09-30 13F ALLISON TRANSMISSION H SC 01973R101 227,838 227,838 5,707 0.0463
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.