Position in BKSY
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$13,171,427
+$13,171,427 QoQ
Shares Held
471,756
Ownership
1.15%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#19
of 226 holders
Holding Since
Mar 2021
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BKSY Over Time
Shares Held
Position Value (USD)
Derivatives in BKSY
reported options exposure · as of Jun 30, 2026CallValue
$8,325,744
CallShares
298,200
PutValue
$4,989,304
PutShares
178,700
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 Specialty Business Services
Industrials · as of Jun 30, 2026CITADEL ADVISORS LLC holds $775,294,938 across 27 Specialty Business Services names. BKSY ranks #9 (1.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARMK |
Aramark
|
3,202,179 | $182,203,984 | |
| 2 | GPN |
Global Payments Inc
|
2,200,242 | $159,649,559 | |
| 3 | CPRT |
Copart Inc
|
4,540,345 | $127,992,324 | |
| 4 | CTAS |
Cintas Corp
|
637,740 | $108,466,819 | |
| 5 | UNF |
Unifirst Corp
|
202,054 | $53,435,200 | |
| 6 | MMS |
Maximus, Inc.
|
617,787 | $33,212,228 | |
| 7 | DLB |
Dolby Laboratories, Inc.
|
582,031 | $30,603,189 | |
| 8 | AMTM |
Amentum Holdings, Inc.
|
670,684 | $13,863,038 |
All Filings in BKSY
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $13,171,427 | 471,756 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $4,989,304 | 178,700 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $8,325,744 | 298,200 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $3,119,840 | 124,000 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $4,443,256 | 176,600 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $2,840,625 | 151,500 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $2,905,593 | 154,965 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $4,597,500 | 245,200 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $5,845,515 | 290,100 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $4,394,715 | 218,100 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $3,784,693 | 187,826 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $4,974,186 | 241,700 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $10,147,998 | 493,100 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $206,849 | 10,051 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $737,178 | 95,366 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $1,090,703 | 141,100 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $1,274,677 | 164,900 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $2,762,983 | 256,069 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $1,024,359 | 94,936 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $755,515 | 70,020 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $131,241 | 27,688 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $133,620 | 28,190 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $455,912 | 96,184 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $159,537 | 149,100 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $1,111 | 1,039 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $77,682 | 72,600 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $5,620 | 4,133 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $61,200 | 45,000 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $308,720 | 227,000 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $40,600 | 29,000 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $640,500 | 457,500 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $4,864 | 4,158 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $573,183 | 489,900 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $44,577 | 38,100 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $781,884 | 352,200 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $69,264 | 31,200 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $13,490 | 6,077 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $434,250 | 289,500 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $143,167 | 95,445 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $112,800 | 75,200 | Put | Defined | 2023-05-15 | |
| 2022-12-31 | $94,320 | 61,247 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $541,464 | 351,600 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $83,006 | 53,900 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $499,800 | 333,200 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $129,086 | 86,058 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $149,700 | 99,800 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $26,232 | 11,356 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $553,707 | 239,700 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $401,478 | 173,800 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $72,765 | 38,500 | Put | Defined | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||