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Maven Securities LTD

SEC CIK
0001633046
Latest filing
Aug 14, 2026

Holdings changes from Q1 2021 to Q2 2021

Long positions only; new, added, reduced and sold out are based on share counts. Pick any two quarters this institution filed.

Choose two quarters to compare

New
278
Est. +$457.3M
Added
121
Est. +$128.8M
Reduced
127
Est. −$258.3M
Sold out
461
Est. −$488.8M

Portfolio value went from $1.07B to $948.4M (−$119.2M (−11.2%)); positions from 775 to 592 (−183).

All Q2 2021 holdingsAll Q1 2021 holdings

In the shares, value and % of portfolio columns, the top figure is Q2 2021 and the gray one below is Q1 2021. For stocks that split between the two quarters, Q1 2021 shares are converted at the split ratio before comparing.

Holdings of Maven Securities LTD in Q1 2021 and Q2 2021 compared
SecurityActionSharesShare changeValueEst. bought or sold% of portfolioWeight change (pp)
PFPTProofpoint IncNewHistory175,1670+175,167$30.4M$0+$30.4M3.2%0.0%+3.21
EGLEEagle Bulk Shipping Inc.NewHistory582,3360+582,336$27.7M$0+$27.7M2.9%0.0%+2.92
RCMR1 RCM Holdco Inc.NewHistory1,075,0000+1,075,000$23.5M$0+$23.5M2.5%0.0%+2.48
TBPHTheravance Biopharma, Inc.NewHistory1,342,5740+1,342,574$20.1M$0+$20.1M2.1%0.0%+2.12
Li Auto Inc.G5479MAA3New–20,000,0000+20,000,000$20.0M$0+$20.0M2.1%0.0%+2.11
XLNXXilinx IncAddedHistory133,00016,644+116,356+699.1%$19.3M$2.06M+$16.8M2.0%0.2%+1.84
APRApria, Inc.AddedHistory520,675200,000+320,675+160.3%$14.5M$5.59M+$8.93M1.5%0.5%+1.01
MGYMagnolia Oil & Gas CorpAddedHistory806,424500,000+306,424+61.3%$12.6M$5.86M+$4.77M1.3%0.5%+0.78
KSUKansas City SouthernAddedHistory44,0619,700+34,361+354.2%$12.5M$2.55M+$9.72M1.3%0.2%+1.08
ALXNAlexion Pharmaceuticals, Inc.ReducedHistory62,000149,329−87,329−58.5%$11.4M$23.0M−$16.0M1.2%2.2%−0.95
PQ Group Hldgs Inc73943T103New–697,1990+697,199$10.7M$0+$10.7M1.1%0.0%+1.13
TXNMTXNM Energy IncNewHistory200,0000+200,000$9.76M$0+$9.76M1.0%0.0%+1.03
NOGNorthern Oil & Gas, Inc.NewHistory475,0000+475,000$9.75M$0+$9.75M1.0%0.0%+1.03
Cheesecake Factory Inc163072AA9New–9,000,0000+9,000,000$9.00M$0+$9.00M0.9%0.0%+0.95
CCCCC4 Therapeutics, Inc.AddedHistory231,92575,000+156,925+209.2%$8.96M$2.73M+$6.06M0.9%0.3%+0.69
New Frontier Health CorpG6461G106Added–792,604757,964+34,640+4.6%$8.92M$8.51M+$389.7K0.9%0.8%+0.14
HARPHarpoon Therapeutics, Inc.AddedHistory618,610130,000+488,610+375.9%$8.46M$2.60M+$6.68M0.9%0.2%+0.65
LBTYALiberty Global Ltd.ReducedHistory305,091360,076−54,985−15.3%$8.29M$9.24M−$1.49M0.9%0.9%+0.01
DRIODarioHealth Corp.AddedHistory379,940313,204+66,736+21.3%$8.23M$6.08M+$1.45M0.9%0.6%+0.30
AMRSAmyris, Inc.NewHistory500,0000+500,000$8.22M$0+$8.22M0.9%0.0%+0.87
RCKTRocket Pharmaceuticals, Inc.AddedHistory170,000164,834+5,166+3.1%$7.50M$7.31M+$228.0K0.8%0.7%+0.11
LBRDALiberty Broadband CorpAddedHistory44,63020,526+24,104+117.4%$7.45M$3.04M+$4.03M0.8%0.3%+0.50
WORKSlack Technologies, Inc.ReducedHistory165,215202,625−37,410−18.5%$7.37M$8.27M−$1.67M0.8%0.8%0.00
Lightspeed Pos Inc53227R106Added–85,00022,282+62,718+281.5%$7.15M$1.40M+$5.28M0.8%0.1%+0.62
AAPLApple Inc.NewHistory50,8700+50,870$6.97M$0+$6.97M0.7%0.0%+0.73
QTSQTS Realty Trust, Inc.NewHistory85,0810+85,081$6.58M$0+$6.58M0.7%0.0%+0.69
SGRYSurgery Partners, Inc.UnchangedHistory100,000100,00000.0%$6.57M$4.41M$00.7%0.4%+0.28
Royal Dutch Shell PLC780259107Unchanged–166,557166,55700.0%$6.53M$6.22M$00.7%0.6%+0.11
PLXPPLx Pharma Winddown Corp.NewHistory500,0000+500,000$6.52M$0+$6.52M0.7%0.0%+0.69
Portage Biotech IncG7185A128New–278,6940+278,694$6.33M$0+$6.33M0.7%0.0%+0.67
NWSNews CorpReducedHistory241,562264,304−22,742−8.6%$5.88M$6.29M−$553.8K0.6%0.6%+0.03
GPREGreen Plains Inc.ReducedHistory173,100536,454−363,354−67.7%$5.88M$14.2M−$12.3M0.6%1.3%−0.71
KRTXKaruna Therapeutics, Inc.UnchangedHistory50,00050,00000.0%$5.72M$5.84M$00.6%0.5%+0.06
CMPSCOMPASS Pathways plcAddedHistory151,95715,000+136,957+913.0%$5.72M$538.0K+$5.15M0.6%0.1%+0.55
GOOGLAlphabet Inc.NewHistory2,3000+2,300$5.60M$0+$5.60M0.6%0.0%+0.59
MDBMongoDB, Inc.NewHistory15,2000+15,200$5.57M$0+$5.57M0.6%0.0%+0.59
Arbor Realty Trust Inc038923AP3New–5,500,0000+5,500,000$5.50M$0+$5.50M0.6%0.0%+0.58
ZIMZIM Integrated Shipping Services Ltd.NewHistory122,2350+122,235$5.49M$0+$5.49M0.6%0.0%+0.58
REPXRiley Exploration Permian, Inc.NewHistory185,0230+185,023$5.37M$0+$5.37M0.6%0.0%+0.57
State Street Financial Select Sector SPDR ETF81369Y605New–145,5790+145,579$5.34M$0+$5.34M0.6%0.0%+0.56
Alpha Healthcare Acquistn Co020751103Reduced–500,000511,400−11,400−2.2%$5.09M$5.54M−$116.2K0.5%0.5%+0.02
DNABSocial Capital Suvretta Holdings Corp. IINewHistory500,0000+500,000$5.06M$0+$5.06M0.5%0.0%+0.53
AKLIAkili, Inc.NewHistory500,0000+500,000$5.05M$0+$5.05M0.5%0.0%+0.53
PROKProkidney Corp.NewHistory500,0000+500,000$5.05M$0+$5.05M0.5%0.0%+0.53
DNADSocial Capital Suvretta Holdings Corp. IVNewHistory500,0000+500,000$5.05M$0+$5.05M0.5%0.0%+0.53
MDGLMadrigal Pharmaceuticals, Inc.NewHistory50,0000+50,000$4.91M$0+$4.91M0.5%0.0%+0.52
MDVLMedAvail Holdings, Inc.ReducedHistory415,119483,384−68,265−14.1%$4.91M$6.54M−$807.3K0.5%0.6%−0.10
GOOGAlphabet Inc.AddedHistory1,9551,174+781+66.5%$4.90M$2.44M+$1.96M0.5%0.2%+0.29
FOXFox CorpAddedHistory139,648131,907+7,741+5.9%$4.88M$4.68M+$270.2K0.5%0.4%+0.08
VALValaris LtdNewHistory160,1000+160,100$4.67M$0+$4.67M0.5%0.0%+0.49
SYNHSyneos Health, Inc.NewHistory50,0000+50,000$4.44M$0+$4.44M0.5%0.0%+0.47
LYGLloyds Banking Group plcUnchangedHistory1,691,5811,691,58100.0%$4.42M$4.01M$00.5%0.4%+0.09
Starz Entertainment Corp535919500Reduced–231,063394,592−163,529−41.4%$4.12M$5.31M−$2.92M0.4%0.5%−0.06
AMZNAmazon Com IncAddedHistory1,191507+684+134.9%$4.10M$1.57M+$2.35M0.4%0.1%+0.28
Mfa Finl Inc55272XAA0New–4,000,0000+4,000,000$4.00M$0+$4.00M0.4%0.0%+0.42
Redwood Tr Inc758075AC9New–4,000,0000+4,000,000$4.00M$0+$4.00M0.4%0.0%+0.42
Resource Cap Corp76120WAC8New–4,000,0000+4,000,000$4.00M$0+$4.00M0.4%0.0%+0.42
RAPTRAPT Therapeutics, Inc.NewHistory119,5000+119,500$3.98M$0+$3.98M0.4%0.0%+0.42
TLNDTalend S.A.ReducedHistory60,000120,000−60,000−50.0%$3.93M$7.67M−$3.93M0.4%0.7%−0.30
PBRPetrobras - Petroleo Brasileiro SAReducedHistory315,564819,248−503,684−61.5%$3.80M$6.92M−$6.07M0.4%0.6%−0.25
HEIHeico CorpAddedHistory26,2339,615+16,618+172.8%$3.68M$1.19M+$2.33M0.4%0.1%+0.28
SHCSotera Health CoReducedHistory150,000658,133−508,133−77.2%$3.61M$16.5M−$12.2M0.4%1.5%−1.17
NSTBNorthern Star Investment Corp. IIAddedHistory361,549202,900+158,649+78.2%$3.61M$2.03M+$1.58M0.4%0.2%+0.19
YMABY-mAbs Therapeutics, Inc.AddedHistory102,80065,000+37,800+58.2%$3.52M$1.90M+$1.29M0.4%0.2%+0.19
TMOThermo Fisher Scientific Inc.NewHistory6,8420+6,842$3.45M$0+$3.45M0.4%0.0%+0.36
SIENProject Sage Oldco, Inc.AddedHistory450,000250,000+200,000+80.0%$3.41M$1.78M+$1.52M0.4%0.2%+0.19
OMFOneMain Holdings, Inc.ReducedHistory56,30875,922−19,614−25.8%$3.38M$4.09M−$1.18M0.4%0.4%−0.03
Tortoise Acquisition Corp IIG89554102Reduced–333,252353,252−20,000−5.7%$3.37M$3.72M−$202.0K0.4%0.3%+0.01
KDMNKadmon Holdings, Inc.AddedHistory829,308798,036+31,272+3.9%$3.29M$3.09M+$124.0K0.3%0.3%+0.06
Textainer Group Holdings LtdG8766E109New–97,4060+97,406$3.24M$0+$3.24M0.3%0.0%+0.34
DHTDHT Holdings, Inc.AddedHistory495,043350,000+145,043+41.4%$3.23M$2.10M+$945.8K0.3%0.2%+0.14
CMAXCareMax, Inc.NewHistory250,0000+250,000$3.23M$0+$3.23M0.3%0.0%+0.34
FWONALiberty Media CorpUnchangedHistory71,07171,07100.0%$3.03M$2.74M$00.3%0.3%+0.06
Pennymac Corp70932AAD5New–3,000,0000+3,000,000$3.00M$0+$3.00M0.3%0.0%+0.32
Western Asset Mtg Cap Corp95790DAA3New–3,000,0000+3,000,000$3.00M$0+$3.00M0.3%0.0%+0.32
SESea LtdReducedHistory10,50034,000−23,500−69.1%$2.91M$7.71M−$6.51M0.3%0.7%−0.42
INVZInnoviz Technologies Ltd.NewHistory275,0000+275,000$2.91M$0+$2.91M0.3%0.0%+0.31
Discovery Inc25470F302Added–100,77871,833+28,945+40.3%$2.86M$2.61M+$822.6K0.3%0.2%+0.06
CELCCelcuity Inc.NewHistory117,3750+117,375$2.86M$0+$2.86M0.3%0.0%+0.30
ETWOE2open Parent Holdings, Inc.ReducedHistory250,000256,275−6,275−2.4%$2.85M$2.55M−$71.7K0.3%0.2%+0.06
INFOIHS Markit Ltd.ReducedHistory24,62382,329−57,706−70.1%$2.78M$8.01M−$6.51M0.3%0.7%−0.46
HCIHCI Group, Inc.AddedHistory27,89226,785+1,107+4.1%$2.75M$2.04M+$109.2K0.3%0.2%+0.10
IMDXInsight Molecular Diagnostics Inc.AddedHistory476,682193,348+283,334+146.5%$2.73M$1.01M+$1.62M0.3%0.1%+0.19
VEIVine Energy Inc.AddedHistory173,480142,857+30,623+21.4%$2.72M$1.97M+$480.0K0.3%0.2%+0.10
RGENRepligen CorpNewHistory13,1520+13,152$2.65M$0+$2.65M0.3%0.0%+0.28
WTWWillis Towers Watson PLCNewHistory11,4650+11,465$2.64M$0+$2.64M0.3%0.0%+0.28
iShares MSCI Eafe ETF464287465New–32,7690+32,769$2.58M$0+$2.58M0.3%0.0%+0.27
Hennessy Capital Invs Corp V42589T107Added–250,00075,000+175,000+233.3%$2.53M$735.0K+$1.77M0.3%0.1%+0.20
Dragoneer Growth Oppty CorpG28314105Reduced–250,000376,310−126,310−33.6%$2.51M$3.87M−$1.27M0.3%0.4%−0.10
Good Works Acquisition Corp38216X107Reduced–250,000275,000−25,000−9.1%$2.49M$2.97M−$248.8K0.3%0.3%−0.02
XGNExagen Inc.ReducedHistory163,913175,000−11,087−6.3%$2.47M$3.04M−$167.2K0.3%0.3%−0.02
Rodgers Silicon Valley Aq Co774873103Unchanged–107,143107,14300.0%$2.46M$1.43M$00.3%0.1%+0.13
METAMeta Platforms, Inc.AddedHistory7,0092,558+4,451+174.0%$2.44M$754.0K+$1.55M0.3%0.1%+0.19
AEA-Bridges Impact Corp.G01046104Reduced–250,000500,049−250,049−50.0%$2.44M$4.93M−$2.44M0.3%0.5%−0.20
STLAStellantis N.V.NewHistory123,0000+123,000$2.42M$0+$2.42M0.3%0.0%+0.26
Ivanhoe Capital Acquistin CoG4R87P122Reduced–225,000360,000−135,000−37.5%$2.40M$3.71M−$1.44M0.3%0.3%−0.09
BACBank of America CorpNewHistory58,2450+58,245$2.40M$0+$2.40M0.3%0.0%+0.25
WBTWelbilt, Inc.NewHistory101,0000+101,000$2.39M$0+$2.39M0.3%0.0%+0.25
ABTAbbott LaboratoriesAddedHistory20,5543,389+17,165+506.5%$2.38M$409.0K+$1.99M0.3%<0.1%+0.21
GFIGold Fields LtdNewHistory265,0000+265,000$2.36M$0+$2.36M0.2%0.0%+0.25

Estimated amounts multiply the change in shares by the quarter-end price implied by the filing (market value divided by shares): new positions use this quarter's value and sold-out positions last quarter's; positions reported only as principal (PRN) cannot be estimated. 13F shows only quarter-end holdings, not when trades happened or at what price.