13F Filings History of CASTLEARK MANAGEMENT LLC

Latest 13F report
Q3 2025 - 17 Nov 2025
Value $
$3,566,578,866
Signature - Title
James Castellini - Chief Legal Officer
Location
Chicago, IL
Summary
This page shows a list of all the recent 13F filings made by CASTLEARK MANAGEMENT LLC. Form 13F is required to be filed within 45 days of the end of a calendar quarter. CASTLEARK MANAGEMENT LLC reported 284 stock holdings with total value $3,566,578,866 as of Q3 2025. Top holdings included CARK, NVDA, MSFT, META, and AAPL.

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Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Filing Time
Q3 2025 284 $3,566,578,866 +$708,506,645 -$712,668,680 -$4,162,035 CARK, NVDA, MSFT, META, AAPL 13F-HR 14 Nov 2025, 19:45
Q2 2025 275 $3,327,453,127 +$806,519,236 -$735,727,677 +$70,791,559 CARK, NVDA, MSFT, AMZN, META 13F-HR 15 Aug 2025, 21:13
Q1 2025 280 $2,885,411,044 +$843,611,864 -$630,127,148 +$213,484,716 CARK, AAPL, NVDA, AMZN, MSFT 13F-HR 15 May 2025, 17:17
Q4 2024 283 $2,867,118,014 +$1,078,755,567 -$763,478,682 +$315,276,885 AAPL, NVDA, MSFT, SPIB, AMZN 13F-HR 14 Feb 2025, 19:02
Q3 2024 272 $2,453,158,640 +$464,162,038 -$529,903,987 -$65,741,949 MSFT, NVDA, AAPL, AMZN, GOOGL 13F-HR 14 Nov 2024, 21:07
Q2 2024 271 $2,448,192,267 +$484,261,593 -$371,518,227 +$112,743,366 NVDA, MSFT, AAPL, AMZN, GOOGL 13F-HR 13 Aug 2024, 21:27
Q1 2024 278 $2,403,800,269 +$271,846,434 -$441,075,178 -$169,228,744 MSFT, NVDA, AAPL, AMZN, META 13F-HR 15 May 2024, 19:38
Q4 2023 281 $2,256,074,382 +$432,060,931 -$379,751,367 +$52,309,564 MSFT, AAPL, NVDA, AMZN, GOOGL 13F-HR 14 Feb 2024, 20:58
Q3 2023 329 $1,962,630,035 +$320,477,121 -$491,326,637 -$170,849,516 MSFT, AAPL, NVDA, MA, GOOGL 13F-HR 15 Nov 2023, 17:23
Q2 2023 326 $2,207,842,110 +$494,592,365 -$509,239,083 -$14,646,718 MSFT, AAPL, NVDA, MA, NOW 13F-HR 15 Aug 2023, 18:41
Q1 2023 272 $2,035,704,770 +$453,466,072 -$192,567,820 +$260,898,252 AAPL, MSFT, MA, NVDA, GOOGL 13F-HR 15 May 2023, 20:28
Q4 2022 282 $1,914,411,386 +$419,997,013 -$206,443,987 +$213,553,026 AAPL, MSFT, MA, V, GOOGL 13F-HR 09 Feb 2023, 20:26
Q3 2022 284 $1,797,014,000 +$374,251,302 -$168,240,052 +$206,011,250 MSFT, AAPL, MA, GOOGL, LLY 13F-HR 15 Nov 2022, 14:20
Q2 2022 306 $1,868,604,000 +$385,893,139 -$165,105,434 +$220,787,705 MSFT, AAPL, GOOGL, MA, ULTA 13F-HR 15 Aug 2022, 19:57
Q1 2022 321 $2,317,255,000 +$367,832,527 -$331,182,933 +$36,649,594 MSFT, AAPL, GOOGL, NVDA, MA 13F-HR 16 May 2022, 14:57
Q4 2021 326 $2,720,063,000 +$500,445,087 -$338,264,180 +$162,180,907 MSFT, AAPL, GOOGL, NVDA, MA 13F-HR 15 Feb 2022, 20:02
Q3 2021 328 $2,615,370,000 +$383,598,931 -$678,349,455 -$294,750,524 MSFT, AAPL, AMZN, MA, META 13F-HR 10 Nov 2021, 20:11
Q2 2021 335 $2,976,955,000 +$436,068,238 -$489,670,384 -$53,602,146 MSFT, AAPL, AMZN, META, NVDA 13F-HR 16 Aug 2021, 19:41
Q1 2021 330 $2,777,282,000 +$551,500,435 -$597,268,091 -$45,767,656 MSFT, AAPL, AMZN, LRCX, META 13F-HR 14 May 2021, 17:15
Q4 2020 328 $2,671,420,000 +$367,897,158 -$426,673,205 -$58,776,047 MSFT, AAPL, AMZN, META, NKE 13F-HR 16 Feb 2021, 20:01
Q3 2020 343 $2,551,965,000 +$663,640,997 -$367,409,344 +$296,231,653 AAPL, MSFT, AMZN, META, NVDA 13F-HR 13 Nov 2020, 18:47
Q2 2020 334 $2,299,437,000 +$924,784,204 -$490,154,864 +$434,629,340 MSFT, AAPL, AMZN, GOOG, NVDA 13F-HR 14 Aug 2020, 14:18
Q1 2020 336 $1,688,859,000 +$465,634,474 -$337,440,338 +$128,194,136 MSFT, AMZN, AAPL, GLD, GOOG 13F-HR 13 May 2020, 17:25
Q4 2019 341 $2,498,906,000 +$604,357,479 -$371,750,622 +$232,606,857 MSFT, AAPL, TLT, GOOG, TXN 13F-HR 14 Feb 2020, 16:15
Q3 2019 350 $2,451,479,000 +$659,791,043 -$433,491,364 +$226,299,679 MSFT, TLT, AMZN, AAPL, GOOG 13F-HR 14 Nov 2019, 19:24
Q2 2019 347 $2,606,616,000 +$742,000,489 -$420,747,080 +$321,253,409 MSFT, AMZN, TLT, V, MRK 13F-HR 13 Aug 2019, 12:26
Q1 2019 360 $2,656,611,000 +$774,506,469 -$470,019,618 +$304,486,851 EEM, AMZN, MSFT, TLT, GOOG 13F-HR 14 May 2019, 15:30
Q4 2018 365 $2,346,731,000 +$511,723,870 -$584,950,708 -$73,226,838 AMZN, MSFT, GOOG, V, TLT 13F-HR 12 Feb 2019, 13:29
Q3 2018 369 $3,479,930,000 +$797,456,776 -$351,276,542 +$446,180,234 AAPL, AMZN, MSFT, UNH, ABMD 13F-HR 14 Nov 2018, 17:18
Q2 2018 369 $3,248,769,000 +$904,667,960 -$552,316,387 +$352,351,573 AMZN, ABMD, UNH, MSFT, AAPL 13F-HR 15 Aug 2018, 15:22
Q1 2018 403 $3,157,779,000 +$631,731,614 -$502,846,971 +$128,884,643 ABMD, MSFT, AMZN, SCHW, TLT 13F-HR 14 May 2018, 18:17
Q4 2017 402 $3,330,814,000 +$695,502,952 -$318,221,551 +$377,281,401 MSFT, AMZN, SCHW, EEM, C 13F-HR 14 Feb 2018, 18:26
Q3 2017 385 $3,185,869,000 +$793,469,438 -$408,095,592 +$385,373,846 EEM, ABMD, META, MSFT, V 13F-HR 14 Nov 2017, 16:50
Q2 2017 388 $3,059,720,000 +$725,386,822 -$508,341,555 +$217,045,267 EEM, UNH, AMZN, C, HD 13F-HR 14 Aug 2017, 20:42
Q1 2017 367 $3,191,204,000 +$727,537,096 -$438,828,518 +$288,708,578 EEM, HD, ADBE, MCHP, GOOG 13F-HR 15 May 2017, 14:46
Q4 2016 371 $3,135,260,000 +$866,757,246 -$542,379,170 +$324,378,076 HD, MSFT, EOG, UNH, EEM 13F-HR 15 Feb 2017, 14:08
Q3 2016 372 $3,306,159,000 +$814,064,796 -$407,747,160 +$406,317,636 EW, HD, EOG, V, ADBE 13F-HR 14 Nov 2016, 19:48
Q2 2016 373 $3,135,064,000 +$631,662,075 -$488,162,852 +$143,499,223 ULTA, UNH, HD, GEXXXX, CRM 13F-HR 09 Aug 2016, 20:21
Q1 2016 366 $3,201,998,000 +$914,196,346 -$478,698,819 +$435,497,527 GOOG, GEXXXX, HD, ULTA, NKE 13F-HR 16 May 2016, 18:22
Q4 2015 387 $3,327,543,000 +$963,538,557 -$358,711,582 +$604,826,975 EFA, META, RHT, SCHW, V 13F-HR 16 Feb 2016, 17:53
Q3 2015 364 $3,107,572,000 +$745,626,758 -$434,391,840 +$311,234,918 DIS, NXPI, META, EFA, RHT 13F-HR 16 Nov 2015, 18:58
Q2 2015 369 $3,743,406,000 +$790,615,246 -$757,556,453 +$33,058,793 META, AAPL, DIS, HD, SCHW 13F-HR 14 Aug 2015, 21:05
Q1 2015 354 $4,140,688,000 +$1,364,680,489 -$698,853,347 +$665,827,142 NXPI, MDT, 3106PS, AAPL, META 13F-HR 14 May 2015, 21:07
Q4 2014 341 $3,881,115,000 +$2,537,437,846 -$971,870,835 +$1,565,567,011 NXPI, META, AAPL, M, RHT 13F-HR 09 Feb 2015, 20:33
Q3 2014 225 $2,370,509,000 +$783,996,433 -$406,380,266 +$377,616,167 HD, TJX, PH, COST, BWA 13F-HR 14 Nov 2014, 19:41
Q2 2014 318 $3,628,476,000 +$1,297,500,286 -$578,665,465 +$718,834,821 INTC, HD, SWN, EOG, UNP 13F-HR 15 Aug 2014, 12:22
Q1 2014 309 $3,516,940,000 +$1,048,390,926 -$525,315,799 +$523,075,127 SWN, HD, EOG, TJX, PH 13F-HR 20 May 2014, 14:27
Q4 2013 314 $3,445,008,000 $0 GILD, TJX, PH, HD, COST 13F-HR 20 Feb 2014, 13:33
Q3 2013 174 $1,122,806,391 $0 STJ, GOOGXXXX, SWN, SSYS, PCAR Restatement 21 Nov 2014, 15:24