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Rail-Splitter Capital Management, LLC

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13F filer, CIK 1350312, CHICAGO, IL

Rail-Splitter Capital Management, LLC reported holdings worth $327,109,000 (the sum of its rows) across 38 holdings for the quarter ended 2015-03-31, in a 13F-HR filed 2015-05-27. The total stated on the cover page is $0. Its ten largest share positions make up 36.69% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001350312-15-000003

The cover page states a total of $0, 100% less than the sum of the rows, $327,109,000. This page uses the sum of the rows.

Period
2015-03-31
Value, sum of rows
$327M
Stated on the cover page
$0
Holdings
38
Top 10 weight
36.69%
New
15
Sold out
11

Largest buys vs the previous quarter

SecurityShares changeApprox. value
MDTnew+158,675$12.4M
EAnew+176,773$10.4M
GRUBHUB INCnew+214,364$9.71M
CRMnew+137,150$9.16M
LIInew+78,060$8.72M

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
URIexited-123,705-$12.6M
COVIDIEN PLCexited-121,970-$12.5M
SanDisk Corporationexited-110,347-$10.5M
CBOEexited-150,970-$9.57M
ABBVexited-140,700-$9.21M

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, Q1 2015

Share positions as resolved from 13F-HR 0001350312-15-000003, largest first. % of portfolio is the value over $327,109,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
RHIROBERT HALF INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 258,520 shares 258,520$15.6M4.78%+7,320Timeline
RED HAT INCRED HAT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 180,865 shares 180,865$13.7M4.19%-20,800
ACTAVIS PLCACTAVIS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 42,260 shares 42,260$12.6M3.85%-1,265
MDTMEDTRONIC PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 158,675 shares 158,675$12.4M3.78%newTimeline
DLTRDOLLAR TREE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 151,807 shares 151,807$12.3M3.77%-13,255Timeline
CBRECBRE GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 283,360 shares 283,360$11M3.35%+12,260Timeline
CATAMARAN CORPCATAMARAN CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 181,962 shares 181,962$10.8M3.31%-117,895
NXPINXP SEMICONDUCTORS N VQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 106,350 shares 106,350$10.7M3.26%-44,100Timeline
BDCBELDEN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 113,394 shares 113,394$10.6M3.24%-18,940Timeline
EAELECTRONIC ARTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 176,773 shares 176,773$10.4M3.17%newTimeline
WHRWHIRLPOOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 50,043 shares 50,043$10.1M3.09%-18,540Timeline
CHKPCHECK POINT SOFTWARE TECH LTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 121,130 shares 121,130$9.93M3.04%+17,810Timeline
GRUBHUB INCGRUBHUB INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 214,364 shares 214,364$9.71M2.97%new
RCLROYAL CARIBBEAN GROUPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 116,431 shares 116,431$9.54M2.92%-11,705Timeline
CERNER CORPCERNER CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 126,283 shares 126,283$9.25M2.83%-48,420
CRMSALESFORCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 137,150 shares 137,150$9.16M2.8%newTimeline
TECHBIO-TECHNE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 90,413 shares 90,413$9.05M2.77%-2,575Timeline
SIGSIGNET JEWELERS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 64,651 shares 64,651$8.98M2.74%-22,740Timeline
AMGAFFILIATED MANAGERS GROUPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 41,346 shares 41,346$8.88M2.71%-4,770Timeline
LIILENNOX INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 78,060 shares 78,060$8.72M2.67%newTimeline
CTSHCOGNIZANT TECHNOLOGY SOLUTIOQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 134,335 shares 134,335$8.38M2.56%-29,050Timeline
PFEPFIZER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 227,830 shares 227,830$7.92M2.42%newTimeline
SBA COMMUNICATIONS CORPSBA COMMUNICATIONS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 67,337 shares 67,337$7.9M2.42%-11,435
SELECT COMFORT CORPSELECT COMFORT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 229,290 shares 229,290$7.89M2.41%new
SHWSHERWIN WILLIAMS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 25,915 shares 25,915$7.37M2.25%-12,360Timeline
E M C CORP MASSE M C CORP MASSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 283,782 shares 283,782$7.25M2.22%-29,690
DALDELTA AIR LINES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 161,295 shares 161,295$7.21M2.21%-32,980Timeline
MDRXVERADIGM INC. COMMON STOCK(DE)Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 592,224 shares 592,224$7.07M2.16%newTimeline
CIENCIENA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 364,361 shares 364,361$7.03M2.15%newTimeline
TMOTHERMO FISHER SCIENTIFIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 51,120 shares 51,120$6.86M2.1%newTimeline
GILDGILEAD SCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 66,944 shares 66,944$6.57M2.01%+24,346Timeline
IPGPIPG PHOTONICS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 69,409 shares 69,409$6.43M1.97%-64,960Timeline
PAYCPAYCOM SOFTWARE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 198,153 shares 198,153$6.34M1.94%newTimeline
BOULDER BRANDS INCBOULDER BRANDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 588,541 shares 588,541$5.61M1.71%+39,307
MCGRAW HILL FINL INCMCGRAW HILL FINL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 44,600 shares 44,600$4.62M1.41%new
MYGNMYRIAD GENETICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 111,108 shares 111,108$3.93M1.2%newTimeline
ENDOLOGIX INCENDOLOGIX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 186,076 shares 186,076$3.18M0.97%new
Galapagos NV GLPG-AMSGalapagos NV GLPG-AMSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2013Q2: restricted; 2013Q3: restricted; 2013Q4: restricted; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: restricted; 2014Q4: restricted; 2015Q1: 92,430 shares 92,430$2.19M0.67%new

Sold out in Q1 2015

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

SecurityShares beforeValue beforeType
URIUNITED RENTALS INC123,705$12.6Mshares
COVIDIEN PLCCOVIDIEN PLC121,970$12.5Mshares
SanDisk CorporationSanDisk Corporation110,347$10.5Mshares
CBOECBOE GLOBAL MKTS INC150,970$9.57Mshares
ABBVABBVIE INC140,700$9.21Mshares
CORCENCORA INC90,371$8.15Mshares
PROOFPOINT INCPROOFPOINT INC151,378$8.14Mshares
ULTAULTA BEAUTY INC58,038$7.42Mshares
PRICELINE GRP INCPRICELINE GRP INC6,338$7.25Mshares
EHTHEHEALTH INC103,339$2.58Mshares
PLAYDAVE & BUSTERS ENTMT INC77,909$2.13Mshares

How Q1 2015 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 0001350312-15-000003 base2015-05-27acceptance time not in the bulk data set