CASTLEARK MANAGEMENT LLC
All 13F Filings
- Location
- Chicago, IL
- Most recent 13F
- Q2 2026
- Holdings value ($000)
- 3,709,338
- Description
- —
- Website
- —
- Founded
- —
- Chairman
- —
- CEO
- —
- All SEC filings
- View on sec.gov
Sector allocation over time (stocks only)
Stacked by quarter. Hover to see detailed sector breakdown for any quarter.
| Quarter | Date Filed | Holdings | Value ($000) | Form Type | Name |
|---|---|---|---|---|---|
| Q2 2026 | 8/14/2026 | 309 | 3,709,338 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2026 | 5/15/2026 | 292 | 3,022,182 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2025 | 2/13/2026 | 294 | 3,406,475 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q3 2025 | 11/17/2025 | 284 | 3,566,579 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q2 2025 | 8/18/2025 | 275 | 3,327,453 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2025 | 5/15/2025 | 280 | 2,885,411 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2024 | 2/18/2025 | 283 | 2,867,118 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q3 2024 | 11/15/2024 | 272 | 2,453,159 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q2 2024 | 8/14/2024 | 271 | 2,448,192 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2024 | 5/16/2024 | 278 | 2,403,800 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2023 | 2/15/2024 | 281 | 2,256,074 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q3 2023 | 11/15/2023 | 274 | 1,962,630 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q2 2023 | 8/16/2023 | 274 | 2,207,842 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2023 | 5/16/2023 | 272 | 2,035,705 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2022 | 2/10/2023 | 282 | 1,914,411 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q3 2022 | 11/15/2022 | 284 | 1,797,014 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q2 2022 | 8/16/2022 | 306 | 1,868,604 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2022 | 5/16/2022 | 321 | 2,317,255 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2021 | 2/16/2022 | 326 | 2,720,063 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q3 2021 | 11/12/2021 | 328 | 2,615,370 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q2 2021 | 8/17/2021 | 335 | 2,976,955 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2021 | 5/14/2021 | 330 | 2,777,282 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2020 | 2/17/2021 | 328 | 2,671,420 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q3 2020 | 11/16/2020 | 343 | 2,551,965 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q2 2020 | 8/14/2020 | 334 | 2,299,437 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2020 | 5/13/2020 | 336 | 1,688,859 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2019 | 2/14/2020 | 341 | 2,498,906 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q1 2014 | 5/20/2014 | 309 | 3,516,940 | 13F-HR | CASTLEARK MANAGEMENT LLC |
| Q4 2013 | 2/20/2014 | 314 | 3,445,008 | 13F-HR | CASTLEARK MANAGEMENT LLC |
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Money flow by instrument (QoQ, ex-options)
| Type | Value ($000) | Share % | Inflow | Outflow | Net |
|---|---|---|---|---|---|
| Stocks | 3.259 M | 87.9% | 682.5 K | 0 | 682.5 K |
| ETFs | 438.6 K | 11.8% | 2.592 K | 0 | 2.592 K |
| Other | 11.31 K | 0.3% | 2.092 K | 0 | 2.092 K |
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Fund Snapshot
Q2 2026
Latest filed
8/14/2026
Total value ($000)
3,709,338
Holdings
309
QoQ value change ($000)
687,156
(22.7%)
Value = total reported 13F value ($000), Holdings = number of positions.
13F Value over time
Holdings count over time
Sector allocation (latest, stocks only)
Methodology:
sector allocation is stocks-only;
instrument flow table is ex-options;
options exposure is shown separately.
Details.