Position in SPOK
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,878,497
+$1,684,751 QoQ
Shares Held
183,447
+932.1% QoQ
Ownership
0.877%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#16
of 132 holders
Holding Since
Sep 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in SPOK Over Time
Shares Held
Position Value (USD)
Derivatives in SPOK
reported options exposure · as of Dec 31, 2025CallValue
$160,918
CallShares
12,200
PutValue
$245,334
PutShares
18,600
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 Health Information Services
Healthcare · as of Jun 30, 2026CITADEL ADVISORS LLC holds $554,752,852 across 39 Health Information Services names. SPOK ranks #20 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TEM |
Tempus AI, Inc.
|
2,512,401 | $145,543,389 | |
| 2 | TXG |
10x Genomics, Inc.
|
2,779,213 | $106,555,026 | |
| 3 | HNGE |
Hinge Health, Inc.
|
758,110 | $62,923,130 | |
| 4 | HQY |
Healthequity, Inc.
|
682,961 | $61,685,037 | |
| 5 | BTSG |
BrightSpring Health Services, Inc.
|
517,146 | $36,065,761 | |
| 6 | DOCS |
Doximity, Inc.
|
1,561,482 | $32,385,135 | |
| 7 | HTFL |
Heartflow, Inc.
|
799,883 | $23,468,566 | |
| 8 | SDGR |
Schrodinger, Inc.
|
895,780 | $14,556,424 |
All Filings in SPOK
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,878,497 | 183,447 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $193,746 | 17,775 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $655,437 | 49,692 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $160,918 | 12,200 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $245,334 | 18,600 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $402,908 | 23,357 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,156,571 | 65,417 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $2,537,020 | 154,320 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $263,040 | 16,000 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $34,524 | 2,100 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $494,532 | 30,812 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $239,145 | 14,900 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $80,250 | 5,000 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $1,241,801 | 82,457 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $182,226 | 12,100 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $85,842 | 5,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $34,063 | 2,300 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $140,695 | 9,500 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $1,277,196 | 80,075 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $200,970 | 12,600 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $261,580 | 16,400 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $239,940 | 15,500 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $619,401 | 40,013 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $219,816 | 14,200 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $168,386 | 11,800 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $1,583 | 111 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $336,772 | 23,600 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $620,643 | 46,700 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $224,693 | 16,907 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $99,675 | 7,500 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $187,972 | 18,556 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $214,756 | 21,200 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $57,741 | 5,700 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $330,425 | 40,345 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $49,959 | 6,100 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $4,095 | 500 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $276,568 | 36,200 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $105,432 | 13,800 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $146,580 | 19,186 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $259,667 | 41,217 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $112,140 | 17,800 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $223,440 | 28,000 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $119,700 | 15,000 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $317,986 | 39,848 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $194,997 | 20,900 | Put | Defined | 2022-02-14 | |
| 2021-12-31 | $660,815 | 70,827 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $549,836 | 53,800 | Put | Defined | 2021-11-15 | |
| 2021-09-30 | $894,627 | 87,537 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $252,044 | 26,200 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $818,786 | 85,113 | Shares | Defined | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||