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RK Capital Management, LLC

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13F filer, CIK 1426266, Denver, CO

RK Capital Management, LLC reported $469,642,395 across 48 holdings for the quarter ended 2023-12-31, in a 13F-HR filed 2024-02-13. Its ten largest share positions make up 37.06% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001104659-24-017448

Period
2023-12-31
Reported value
$470M
Holdings
48
Top 10 weight
37.06%
New
8
Sold out
7

Largest buys vs the previous quarter

SecurityShares changeApprox. value
GTLSnew+50,195$6.84M
VRRMnew+271,300$6.25M
USPHnew+66,200$6.17M
LSPDnew+281,900$5.92M
ALGadded+24,310$5.11M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
CALXexited-315,400-$14.5M
HLITreduced-867,000-$11.3M
STGWexited-1,705,132-$8M
JAZZreduced-48,875-$6.01M
THRMreduced-100,600-$5.27M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q4 2023

Share positions as resolved from 13F-HR 0001104659-24-017448, largest first. % of portfolio is the value over $469,642,395, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
BLDTOPBUILD CORQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 64,405 shares; 2023Q1: 58,485 shares; 2023Q2: 57,755 shares; 2023Q3: 66,220 shares; 2023Q4: 55,780 shares 55,780$20.9M4.45%-10,440Timeline
FIXCOMFORT SYS USA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 116,910 shares; 2023Q1: 101,535 shares; 2023Q2: 129,825 shares; 2023Q3: 89,685 shares; 2023Q4: 98,125 shares 98,125$20.2M4.3%+8,440Timeline
MMSIMERIT MED SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 111,600 shares; 2023Q1: 145,100 shares; 2023Q2: 131,500 shares; 2023Q3: 204,100 shares; 2023Q4: 246,000 shares 246,000$18.7M3.98%+41,900Timeline
SPX CORPSPX CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 219,000 shares; 2023Q1: 202,600 shares; 2023Q2: 162,320 shares; 2023Q3: 171,300 shares; 2023Q4: 177,800 shares 177,800$18M3.82%+6,500
FSSFEDERAL SIGNAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 315,700 shares; 2023Q1: 227,300 shares; 2023Q2: 248,500 shares; 2023Q3: 237,000 shares; 2023Q4: 230,000 shares 230,000$17.7M3.76%-7,000Timeline
ASOACADEMY SPORTS & OUTDOORS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 289,100 shares; 2023Q1: 260,200 shares; 2023Q2: 267,200 shares; 2023Q3: 300,800 shares; 2023Q4: 250,000 shares 250,000$16.5M3.51%-50,800Timeline
IRMDIRADIMED CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 366,000 shares; 2023Q1: 335,400 shares; 2023Q2: 288,100 shares; 2023Q3: 300,800 shares; 2023Q4: 340,400 shares 340,400$16.2M3.44%+39,600Timeline
CECOCECO ENVIRONMENTAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: 647,254 shares; 2023Q3: 884,347 shares; 2023Q4: 790,547 shares 790,547$16M3.41%-93,800Timeline
HURNHURON CONSULTING GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 214,700 shares; 2023Q1: 215,000 shares; 2023Q2: 217,900 shares; 2023Q3: 160,505 shares; 2023Q4: 152,763 shares 152,763$15.7M3.34%-7,742Timeline
KBRKBR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 264,600 shares; 2023Q1: 276,700 shares; 2023Q2: 220,200 shares; 2023Q3: 187,800 shares; 2023Q4: 258,127 shares 258,127$14.3M3.05%+70,327Timeline
VECOVEECO INSTRS INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 197,700 shares; 2023Q1: 272,600 shares; 2023Q2: 361,500 shares; 2023Q3: 423,800 shares; 2023Q4: 440,100 shares 440,100$13.7M2.91%+16,300Timeline
CSLCARLISLE COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 37,655 shares; 2023Q2: 59,725 shares; 2023Q3: 37,150 shares; 2023Q4: 43,685 shares 43,685$13.6M2.91%+6,535Timeline
POOLPOOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 16,455 shares; 2023Q2: 25,435 shares; 2023Q3: 25,355 shares; 2023Q4: 33,315 shares 33,315$13.3M2.83%+7,960Timeline
MATXMATSON INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 91,300 shares; 2023Q1: 94,700 shares; 2023Q2: 119,300 shares; 2023Q3: 93,800 shares; 2023Q4: 112,490 shares 112,490$12.3M2.63%+18,690Timeline
BJRIBJS RESTAURANTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 188,100 shares; 2023Q1: 194,400 shares; 2023Q2: 330,000 shares; 2023Q3: 329,100 shares; 2023Q4: 341,600 shares 341,600$12.3M2.62%+12,500Timeline
COCOVITA COCO CO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 671,700 shares; 2023Q1: 806,500 shares; 2023Q2: 631,800 shares; 2023Q3: 513,785 shares; 2023Q4: 471,985 shares 471,985$12.1M2.58%-41,800Timeline
ALGALAMO GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 29,950 shares; 2023Q4: 54,260 shares 54,260$11.4M2.43%+24,310Timeline
JAZZJAZZ PHARMACEUTICALS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 129,185 shares; 2023Q1: 134,870 shares; 2023Q2: 141,360 shares; 2023Q3: 140,895 shares; 2023Q4: 92,020 shares 92,020$11.3M2.41%-48,875Timeline
FWRGFIRST WATCH RESTAURANT GROUPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 624,900 shares; 2023Q1: 647,100 shares; 2023Q2: 590,200 shares; 2023Q3: 492,500 shares; 2023Q4: 511,300 shares 511,300$10.3M2.19%+18,800Timeline
JBTMJBT MAREL CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 103,400 shares; 2023Q1: 92,380 shares; 2023Q2: 91,240 shares; 2023Q3: 87,045 shares; 2023Q4: 100,490 shares 100,490$9.99M2.13%+13,445Timeline
ICFIICF INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 155,200 shares; 2023Q1: 143,825 shares; 2023Q2: 95,225 shares; 2023Q3: 83,180 shares; 2023Q4: 72,870 shares 72,870$9.77M2.08%-10,310Timeline
KEXKIRBY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 101,600 shares; 2023Q4: 120,600 shares 120,600$9.46M2.02%+19,000Timeline
CHDNCHURCHILL DOWNS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 71,740 shares; 2023Q1: 50,400 shares; 2023Q2: 69,020 shares; 2023Q3: 65,890 shares; 2023Q4: 68,410 shares 68,410$9.23M1.97%+2,520Timeline
GPIGROUP 1 AUTOMOTIVE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 21,310 shares; 2023Q4: 29,115 shares 29,115$8.87M1.89%+7,805Timeline
OPCHOPTION CARE HEALTH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 329,100 shares; 2023Q2: 187,600 shares; 2023Q3: 246,700 shares; 2023Q4: 256,200 shares 256,200$8.63M1.84%+9,500Timeline
GDENGOLDEN ENTMT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 268,800 shares; 2023Q1: 332,300 shares; 2023Q2: 255,300 shares; 2023Q3: 177,000 shares; 2023Q4: 210,100 shares 210,100$8.39M1.79%+33,100Timeline
EPACENERPAC TOOL GROUP CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 260,200 shares; 2023Q4: 252,900 shares 252,900$7.86M1.67%-7,300Timeline
GXOGXO LOGISTICS INCORPORATEDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 148,200 shares; 2023Q2: 156,700 shares; 2023Q3: 156,800 shares; 2023Q4: 126,500 shares 126,500$7.74M1.65%-30,300Timeline
GTLSCHART INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: not reported; 2023Q4: 50,195 shares 50,195$6.84M1.46%newTimeline
HDSNHUDSON TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 576,100 shares; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 479,900 shares; 2023Q4: 498,300 shares 498,300$6.72M1.43%+18,400Timeline
INDIINDIE SEMICONDUCTOR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 970,200 shares; 2023Q2: 1,234,600 shares; 2023Q3: 954,900 shares; 2023Q4: 801,400 shares 801,400$6.5M1.38%-153,500Timeline
VRRMVERRA MOBILITY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: not reported; 2023Q4: 271,300 shares 271,300$6.25M1.33%newTimeline
CXMSPRINKLR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 398,500 shares; 2023Q4: 514,100 shares 514,100$6.19M1.32%+115,600Timeline
USPHU S PHYSICAL THERAPYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: not reported; 2023Q4: 66,200 shares 66,200$6.17M1.31%newTimeline
LSPDLIGHTSPEED COMMERCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: not reported; 2023Q4: 281,900 shares 281,900$5.92M1.26%newTimeline
SEISOLARIS ENERGY INFRAS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 1,333,800 shares; 2023Q1: 610,000 shares; 2023Q2: 555,500 shares; 2023Q3: 694,700 shares; 2023Q4: 721,200 shares 721,200$5.74M1.22%+26,500Timeline
THRMGENTHERM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: 203,100 shares; 2023Q4: 102,500 shares 102,500$5.37M1.14%-100,600Timeline
RRGBRED ROBIN GOURMET BURGERS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 222,200 shares; 2023Q2: 342,600 shares; 2023Q3: 390,900 shares; 2023Q4: 397,000 shares 397,000$4.95M1.05%+6,100Timeline
LTRXLANTRONIX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 969,300 shares; 2023Q1: 1,004,000 shares; 2023Q2: 890,000 shares; 2023Q3: 887,300 shares; 2023Q4: 842,200 shares 842,200$4.94M1.05%-45,100Timeline
IWMISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 18,865 shares; 2023Q1: 20,135 shares; 2023Q2: 19,400 shares; 2023Q3: not reported; 2023Q4: 24,500 shares 24,500$4.92M1.05%newTimeline
LFUSLITTELFUSE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 63,550 shares; 2023Q1: 32,095 shares; 2023Q2: 41,515 shares; 2023Q3: 33,015 shares; 2023Q4: 18,210 shares 18,210$4.87M1.04%-14,805Timeline
POWERSCHOOL HOLDINGS INCPOWERSCHOOL HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 334,800 shares; 2023Q1: 292,200 shares; 2023Q2: 307,983 shares; 2023Q3: 197,400 shares; 2023Q4: 205,000 shares 205,000$4.83M1.03%+7,600
MGRCMCGRATH RENTCORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 145,600 shares; 2023Q1: 132,800 shares; 2023Q2: 47,500 shares; 2023Q3: 55,100 shares; 2023Q4: 40,175 shares 40,175$4.81M1.02%-14,925Timeline
MMSMAXIMUS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: 26,800 shares; 2023Q2: not reported; 2023Q3: not reported; 2023Q4: 52,200 shares 52,200$4.38M0.93%newTimeline
FIVNFIVE9 INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: not reported; 2023Q1: not reported; 2023Q2: not reported; 2023Q3: not reported; 2023Q4: 53,200 shares 53,200$4.19M0.89%newTimeline
HLITHARMONIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 1,318,000 shares; 2023Q1: 1,274,700 shares; 2023Q2: 1,070,400 shares; 2023Q3: 1,186,300 shares; 2023Q4: 319,300 shares 319,300$4.16M0.89%-867,000Timeline
EXPOEXPONENT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 89,200 shares; 2023Q1: 92,500 shares; 2023Q2: 30,400 shares; 2023Q3: 45,400 shares; 2023Q4: 46,300 shares 46,300$4.08M0.87%+900Timeline
IWOISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q1: restricted; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: 16,975 shares; 2023Q1: 17,490 shares; 2023Q2: 17,500 shares; 2023Q3: not reported; 2023Q4: 13,900 shares 13,900$3.51M0.75%newTimeline

Sold out in Q4 2023

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
CALXCALIX INC315,400$14.5Mshares
STGWSTAGWELL INC1,705,132$8Mshares
TSEMTOWER SEMICONDUCTOR LTD170,300$4.18Mshares
AGNCAGNC INVT CORP406,400$3.84Mshares
MASIMASIMO CORP38,580$3.38Mshares
FTITECHNIPFMC PLC134,500$2.74Mshares
PDPAGERDUTY INC109,300$2.46Mshares

How Q4 2023 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001104659-24-017448 base2024-02-13acceptance time not in the bulk data set