CASTLEARK MANAGEMENT LLC Q1 2021 Filing

Filed May 14, 2021

Portfolio Value

$2.8T

Holdings

330

Report Date

Q1 2021

Filing Type

13F-HR

All Holdings (330 positions)

#StockSharesValue% PortfolioType
301
FASTFASTENAL CO
3,460$174.0M0.01%
302
ITWILLINOIS TOOL WKS INC
770$171.0M0.01%
303
TRMBTRIMBLE INC
2,160$168.0M0.01%
304
BPBP PLC
6,810$166.0M0.01%
305
CHDCHURCH & DWIGHT INC
1,825$159.0M0.01%
306
VRTXVERTEX PHARMACEUTICALS INC
730$157.0M0.01%
307
IWOISHARES TR
500$150.0M0.01%
308
PTONPELOTON INTERACTIVE INC
1,325$149.0M0.01%
309
RGENREPLIGEN CORP
750$146.0M0.01%
310
APTVAPTIV PLC
1,025$141.0M0.01%
311
INTCINTEL CORP
2,200$141.0M0.01%
312
NBIXNEUROCRINE BIOSCIENCES INC
1,405$137.0M0.00%
313
INCYINCYTE CORP
1,660$135.0M0.00%
314
SGENUSDSEAGEN INC
865$120.0M0.00%
315
COUPEURCOUPA SOFTWARE INC
455$116.0M0.00%
316
VAREURVARIAN MED SYS INC
650$115.0M0.00%
317
GOOGLALPHABET INC
50$103.0M0.00%
318
APOEURAPOLLO GLOBAL MGMT INC
2,125$100.0M0.00%
319
SYKSTRYKER CORPORATION
340$83.0M0.00%
320
ORLYOREILLY AUTOMOTIVE INC
160$81.0M0.00%
321
MOG/AMOOG INC
860$72.0M0.00%
322
MDTMEDTRONIC PLC
480$57.0M0.00%
323
RPMRPM INTL INC
580$53.0M0.00%
324
SRCLSTERICYCLE INC
770$52.0M0.00%
325
RDS/AROYAL DUTCH SHELL PLC
1,265$50.0M0.00%
326
PRAAPRA GROUP INC
1,150$43.0M0.00%
327
PAYXPAYCHEX INC
360$35.0M0.00%
328
SEESEALED AIR CORP NEW
720$33.0M0.00%
329
FFIVF5 NETWORKS INC
140$29.0M0.00%
330
UAUNDER ARMOUR INC
1,349$25.0M0.00%
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