VANGUARD PORTFOLIO MANAGEMENT LLC
Position in ALSN — Allison Transmission Holdings Inc
CIK 2100121
MALVERN, PA
Position in ALSN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$449,330,230
-$41,023,691 QoQ
Shares Held
3,985,544
-4.9% QoQ
Ownership
4.83%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#2
of 563 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in ALSN Over Time
Shares Held
Position Value (USD)
Position in Auto Parts
Consumer Cyclical · as of Jun 30, 2026VANGUARD PORTFOLIO MANAGEMENT LLC holds $10,839,416,457 across 42 Auto Parts names. ALSN ranks #9 (4.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AZO |
Autozone Inc
|
765,406 | $2,446,191,575 | |
| 2 | ORLY |
O Reilly Automotive Inc
|
15,823,209 | $1,457,159,316 | |
| 3 | BWA |
Borgwarner Inc
|
12,630,285 | $838,650,924 | |
| 4 | GPC |
Genuine Parts Co
|
6,189,308 | $730,214,557 | |
| 5 | MOD |
Modine Manufacturing Co
|
2,204,937 | $588,762,277 | |
| 6 | AUR |
Aurora Innovation, Inc.
|
83,371,305 | $568,592,300 | |
| 7 | APTV |
Aptiv PLC
|
8,930,200 | $548,135,676 | |
| 8 | LEA |
Lear Corp
|
3,427,324 | $459,467,055 |
All Filings in ALSN
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $450,968,906 | 4,000,079 | Shares | Sole | 2026-07-31 | |
| 2026-06-30 | $449,330,230 | 3,985,544 | Shares | Defined | 2026-08-13 | |
| 2026-03-31 | $490,353,921 | 4,188,911 | Shares | Defined | 2026-05-08 | |
| No filing history on record for this holder in this stock. | ||||||