Position in DORM
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$9,270,820
+$9,270,820 QoQ
Shares Held
88,835
Ownership
0.297%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in DORM Over Time
Shares Held
Position Value (USD)
Derivatives in DORM
reported options exposure · as of Mar 31, 2026CallValue
$855,752
CallShares
8,200
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Auto Parts
Consumer Cyclical · as of Mar 31, 2026CITADEL ADVISORS LLC holds $918,438,091 across 49 Auto Parts names. DORM ranks #14 (1.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ORLY |
O Reilly Automotive Inc
|
4,851,312 | $447,824,610 | |
| 2 | AZO |
Autozone Inc
|
43,132 | $145,690,406 | |
| 3 | ALSN |
Allison Transmission Holdings Inc
|
304,746 | $35,673,566 | |
| 4 | MOD |
Modine Manufacturing Co
|
146,150 | $31,672,165 | |
| 5 | QS |
QuantumScape Corp
|
4,419,643 | $28,197,322 | |
| 6 | GNTX |
Gentex Corp
|
1,224,623 | $26,758,011 | |
| 7 | GTX |
Garrett Motion Inc.
|
1,186,042 | $21,550,382 | |
| 8 | AAP |
Advance Auto Parts Inc
|
343,988 | $18,145,366 |
All Filings in DORM
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $855,752 | 8,200 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $9,270,820 | 88,835 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $1,084,072 | 8,800 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $344,932 | 2,800 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $280,584 | 1,800 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $8,724,914 | 55,972 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $202,644 | 1,300 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $502,947 | 4,100 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $318,942 | 2,600 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $4,997,698 | 40,741 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,229,508 | 10,200 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $783,510 | 6,500 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $6,825,215 | 56,622 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $2,940,524 | 22,698 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $453,425 | 3,500 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $1,632,330 | 12,600 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $1,588,770 | 14,045 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $1,809,920 | 16,000 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $1,289,568 | 11,400 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $1,926,385 | 21,058 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $1,847,896 | 20,200 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $1,518,568 | 16,600 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $3,807,211 | 39,498 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $1,021,734 | 10,600 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $1,947,078 | 20,200 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $3,853,874 | 46,204 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $2,493,959 | 29,900 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $266,912 | 3,200 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $689,416 | 9,100 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $3,282,907 | 43,333 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $1,075,792 | 14,200 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $741,002 | 9,400 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $1,631,781 | 20,700 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $4,510,336 | 57,216 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,069,624 | 12,400 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $3,686,838 | 42,741 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $1,647,566 | 19,100 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $186,001 | 2,300 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $3,986,405 | 49,294 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $1,512,269 | 18,700 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $3,959,497 | 48,216 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $1,248,224 | 15,200 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $4,664,429 | 42,516 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $2,194,200 | 20,000 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $296,217 | 2,700 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $6,260,671 | 65,881 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $1,653,522 | 17,400 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $399,126 | 4,200 | Put | Defined | 2022-05-16 | |
| 2021-12-31 | $5,970,882 | 52,835 | Shares | Defined | 2022-02-14 | |
| 2021-12-31 | $3,209,484 | 28,400 | Call | Defined | 2022-02-14 | |
| No filing history on record for this holder in this stock. | ||||||