Vault-13

IROBOT CORP IRBT

COM · Common Stock · CUSIP 462726100 · ISIN US4627261005

210 institutional holders -10 vs Q1 2023
23,963,48324.0m shares reported held*
$1.1bnreported value*
28 new 51 added 77 reduced 41 sold out net sold ≈ $63.2m (-1.4m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($1.2m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $45.25. Options: 28 managers hold calls ($62.1m notional), 26 hold puts ($108.1m).

Trends to Q2 2023

Institutional holders

Managers reporting a position, each quarter

0100200300Q3 22: 244Q4 22: 244Q1 23: 220Q2 23: 210210Q3 22Q4 22Q1 23Q2 23
Numbers
QuarterHolders
Q3 2022244
Q4 2022244
Q1 2023220
Q2 2023210

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
2000200Q4 22: 94 bought or addedQ4 22: 119 cut or sold outQ4 22Q1 23: 87 bought or addedQ1 23: 122 cut or sold outQ1 23Q2 23: 79 bought or addedQ2 23: 118 cut or sold outQ2 23
Numbers
QuarterBought or addedCut or sold out
Q4 202294119
Q1 202387122
Q2 202379118

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$50m$100m$150mQ3 22 calls: $37.1mQ3 22 puts: $22.8mQ3 22P/C 0.61Q4 22 calls: $31.1mQ4 22 puts: $57.1mQ4 22P/C 1.83Q1 23 calls: $41.6mQ1 23 puts: $90.2mQ1 23P/C 2.17Q2 23 calls: $62.1mQ2 23 puts: $108.1mQ2 23P/C 1.74
Numbers
QuarterCallsPutsP/C
Q3 2022$37.1m$22.8m0.61
Q4 2022$31.1m$57.1m1.83
Q1 2023$41.6m$90.2m2.17
Q2 2023$62.1m$108.1m1.74

Biggest buyers

CREDIT SUISSE AG/ Added +680,715+680.7k
One Fin Capital Management LP New +297,000+297.0k
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Added +283,184+283.2k
JANE STREET GROUP, LLC Added +233,632+233.6k
TIG Advisors, LLC New +201,282+201.3k
READYSTATE ASSET MANAGEMENT LP New +198,434+198.4k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added +188,295+188.3k
AMERIPRISE FINANCIAL INC Added +180,167+180.2k
MARSHALL WACE, LLP Added +166,091+166.1k
GROUP ONE TRADING LLC New +74,772+74.8k

Biggest sellers

ALPINE ASSOCIATES MANAGEMENT INC. Reduced -525,761-525.8k
JPMORGAN CHASE & CO Reduced -365,506-365.5k
AQR Arbitrage LLC Reduced -362,799-362.8k
Versor Investments LP Reduced -327,575-327.6k
DIMENSIONAL FUND ADVISORS LP Reduced -262,270-262.3k
MILLENNIUM MANAGEMENT LLC Reduced -239,706-239.7k
Qube Research & Technologies Ltd Reduced -228,088-228.1k
Magnetar Financial LLC Reduced -182,446-182.4k
GOLDMAN SACHS GROUP INC Reduced -160,682-160.7k
STANSBERRY ASSET MANAGEMENT, LLC Sold out -153,223-153.2k

Biggest calls

Maven Securities LTD New $10.6m234.0k shares
MILLENNIUM MANAGEMENT LLC New $7.8m171.5k shares
JANE STREET GROUP, LLC Reduced $6.5m143.9k shares
FourWorld Capital Management LLC New $6.2m136.5k shares
GROUP ONE TRADING LLC Reduced $4.9m108.5k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $4.4m97.2k shares
WATER ISLAND CAPITAL LLC New $3.6m79.0k shares
CITADEL ADVISORS LLC Added $3.2m71.6k shares
Walleye Trading LLC Reduced $2.9m63.5k shares
BOOTHBAY FUND MANAGEMENT, LLC New $2.3m51.9k shares

Biggest puts

GROUP ONE TRADING LLC Added $22.9m506.3k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $16.8m371.6k shares
Maven Securities LTD Added $11.1m246.3k shares
JANE STREET GROUP, LLC Added $8.2m181.7k shares
MILLENNIUM MANAGEMENT LLC Reduced $8.2m180.8k shares
Brookfield Corp /ON/ Reduced $7.4m164.0k shares
Balyasny Asset Management L.P. New $6.8m150.0k shares
FourWorld Capital Management LLC New $4.5m100.0k shares
GOLDMAN SACHS GROUP INC New $3.9m86.7k shares
K2 PRINCIPAL FUND, L.P. New $3.6m80.0k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Holders, Q2 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.01% of their portfolio New York, NY 4,677,0114.7m $211.6m $211.6m 0.01% Added +18.7k +18,684
2 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 2,933,0112.9m $132.7m $132.7m 0.00% Reduced -22.5k -22,477
3 PRIMECAP MANAGEMENT CO/CA/ 0.07% of their portfolio PASADENA, CA 1,826,5531.8m $82.7m $82.7m 0.07% Reduced -59.4k -59,400
4 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,104,6281.1m $50.0m $50.0m 0.00% Added +28.6k +28,629
5 ALPINE ASSOCIATES MANAGEMENT INC. 1.95% of their portfolio PALM BEACH, FL 956,939956.9k $43.3m $43.3m 1.95% Reduced -525.8k -525,761
6 CREDIT SUISSE AG/ 0.04% of their portfolio ZURICH, V8 833,202833.2k $37.7m $37.7m 0.04% Added +680.7k +680,715
7 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 648,375648.4k $29.3m $29.3m 0.00% Reduced -70.5k -70,522
8 DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio AUSTIN, TX 562,237562.2k $25.4m $25.4m 0.01% Reduced -262.3k -262,270
9 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 547,008547.0k $24.8m $24.8m 0.00% Added +24.2k +24,211
10 GOLDMAN SACHS GROUP INC 0.01% of their portfolio NEW YORK, NY 438,095438.1k $19.8m $19.8m 0.01% Reduced -160.7k -160,682
11 Calamos Advisors LLC 0.10% of their portfolio NAPERVILLE, IL 414,502414.5k $18.8m $18.8m 0.10% Reduced -129.2k -129,201
12 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 411,077411.1k $18.6m $18.6m 0.01% Added +26.3k +26,319
13 DISCIPLINED GROWTH INVESTORS INC /MN 0.35% of their portfolio MINNEAPOLIS, MN 340,448340.4k $15.4m $15.4m 0.35% Added +1.9k +1,932
14 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.02% of their portfolio WEST SACRAMENTO, CA 332,193332.2k $15.0m $15.0m 0.02% Added +283.2k +283,184
15 ALLIANCEBERNSTEIN L.P. 0.01% of their portfolio NASHVILLE, TN 324,383324.4k $14.7m $14.7m 0.01% Added +19.1k +19,065
16 Mirae Asset Global Investments Co., Ltd. 0.03% of their portfolio SEOUL, M5 313,446313.4k $14.2m $14.2m 0.03% Added +73.2k +73,153
17 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 300,152300.2k $13.6m $13.6m 0.00% Reduced -442 -442
18 One Fin Capital Management LP 5.83% of their portfolio San Francisco, CA 297,000297.0k $13.4m $13.4m 5.83% New
19 HSBC HOLDINGS PLC 0.01% of their portfolio LONDON, X0 296,471296.5k $13.5m $13.5m 0.01% Added +29.6k +29,621
20 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 291,753291.8k $13.2m $13.2m 0.00% Added +180.2k +180,167
21 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 270,732270.7k $12.3m $12.3m 0.00% Reduced -365.5k -365,506
22 BAILLIE GIFFORD & CO 0.01% of their portfolio EDINBURGH, X0 269,636269.6k $12.2m $12.2m 0.01% Unchanged
23 MARSHALL WACE, LLP 0.03% of their portfolio LONDON, X0 260,100260.1k $11.8m $11.8m 0.03% Added +166.1k +166,091
24 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 259,638259.6k $11.7m $11.7m 0.00% Reduced -5.5k -5,467
25 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.02% of their portfolio BALA CYNWYD, PA 256,503256.5k $11.6m $11.6m 0.02% Added +188.3k +188,295
26 Magnetar Financial LLC 0.25% of their portfolio EVANSTON, IL 248,147248.1k $11.2m $11.2m 0.25% Reduced -182.4k -182,446
27 JANE STREET GROUP, LLC 0.01% of their portfolio NEW YORK, NY 241,330241.3k $10.9m $10.9m 0.01% Added +233.6k +233,632
28 AQR Arbitrage LLC 0.44% of their portfolio Greenwich, CT 225,376225.4k $10.2m $10.2m 0.44% Reduced -362.8k -362,799
29 TIG Advisors, LLC 0.55% of their portfolio New York, NY 201,282201.3k $9.1m $9.1m 0.55% New
30 Versor Investments LP 1.57% of their portfolio New York, NY 200,450200.4k $9.1m $9.1m 1.57% Reduced -327.6k -327,575
31 READYSTATE ASSET MANAGEMENT LP 0.89% of their portfolio CHICAGO, IL 198,434198.4k $9.0m $9.0m 0.89% New
32 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 176,030176.0k $8.0m $8.0m 0.00% Reduced -29.6k -29,634
33 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 172,787172.8k $7.8m $7.8m 0.00% Added +7.1k +7,055
34 PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio DES MOINES, IA 154,996155.0k $7.0m $7.0m 0.00% Reduced -9.3k -9,261
35 HRT FINANCIAL LP 0.05% of their portfolio NEW YORK, NY 120,770120.8k $5.5m $5.5m 0.05% Reduced -8.3k -8,315
36 Chicago Capital Management, LLC 6.68% of their portfolio CHICAGO, IL 115,313115.3k $5.2m $5.2m 6.68% Added +313 +313
37 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 107,693107.7k $4.9m $4.9m 0.00% Reduced -629 -629
38 CITADEL ADVISORS LLC 0.01% of their portfolio MIAMI, FL 104,986105.0k $4.8m $4.8m 0.01% Added +52.0k +51,952
39 Public Sector Pension Investment Board 0.03% of their portfolio MONTREAL, A8 95,33495.3k $4.3m $4.3m 0.03% Added +443 +443
40 GABELLI FUNDS LLC 0.03% of their portfolio Rye, NY 92,15192.2k $4.2m $4.2m 0.03% Reduced -46.7k -46,749
41 Allianz Asset Management GmbH 0.01% of their portfolio MUNICH, 2M 88,35988.4k $4.0m $4.0m 0.01% Added +12.8k +12,760
42 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 87,84387.8k $4.0m $4.0m 0.00% Reduced -239.7k -239,706
43 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 87,36387.4k $4.0m $4.0m 0.00% Added +1.1k +1,114
44 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.02% of their portfolio TORONTO, A6 85,00085.0k $3.8m $3.8m 0.02% Added +41.0k +41,000
45 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 82,60082.6k $3.7m $3.7m 0.01% Reduced -92.0k -92,000
46 Legal & General Group Plc 0.00% of their portfolio London, X0 79,20779.2k $3.6m $3.6m 0.00% Reduced -1.6k -1,609
47 GROUP ONE TRADING LLC 0.14% of their portfolio CHICAGO, IL 74,77274.8k $3.4m $3.4m 0.14% New
48 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 65,09665.1k $2.9m $2.9m 0.00% Added +20.4k +20,368
49 CAPITAL FUND MANAGEMENT S.A. 0.04% of their portfolio PARIS, I0 62,15462.2k $2.8m $2.8m 0.04% Reduced -1.7k -1,672
50 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 58,43558.4k $2.6m $2.6m 0.01% New
51 Swiss National Bank 0.00% of their portfolio ZURICH, V8 57,10057.1k $2.6m $2.6m 0.00% Reduced -2.0k -2,000
52 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 56,11156.1k $2.5m $2.5m 0.00% Added +26.6k +26,650
53 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 52,51252.5k $2.4m $2.4m 0.00% Added +17.5k +17,497
54 UBS Group AG 0.00% of their portfolio ZURICH, V8 51,41751.4k $2.3m $2.3m 0.00% Reduced -21.6k -21,600
55 GAMCO INVESTORS, INC. ET AL 0.02% of their portfolio GREENWICH, CT 49,12549.1k $2.2m $2.2m 0.02% Added +10.8k +10,750
56 STIFEL FINANCIAL CORP 0.00% of their portfolio ST. LOUIS, MO 48,90148.9k $2.2m $2.2m 0.00% Added +648 +648
57 First Trust Capital Management L.P. 0.12% of their portfolio CHICAGO, IL 45,66645.7k $2.1m $2.1m 0.12% Unchanged
58 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 37,79337.8k $1.6m $1.6m 0.00% Unchanged
59 PRUDENTIAL FINANCIAL INC 0.00% of their portfolio NEWARK, NJ 33,68533.7k $1.5m $1.5m 0.00% Added +7.1k +7,114
60 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio ALBANY, NY 31,07931.1k $1.4m $1.4m 0.00% Reduced -300 -300
61 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.01% of their portfolio HARRISBURG, PA 30,78030.8k $1.4m $1.4m 0.01% Added +1.9k +1,948
62 Candriam S.C.A. 0.01% of their portfolio STRASSEN, N4 29,76929.8k $1.3m $1.3m 0.01% Reduced -10.2k -10,189
63 Marex Group Ltd 0.23% of their portfolio London, X0 28,45628.5k $1.3m $1.3m 0.23% Added +7.3k +7,281
64 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 28,38028.4k $1.3m $1.3m 0.00% Reduced -49.8k -49,787
65 ALPS ADVISORS INC 0.01% of their portfolio Denver, CO 27,49727.5k $1.2m $1.2m 0.01% Added +887 +887
66 Centiva Capital, LP 0.06% of their portfolio New York, NY 26,55526.6k $1.2m $1.2m 0.06% Reduced -30.6k -30,585
67 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 26,04926.0k $1.2m $1.2m 0.00% Reduced -936 -936
68 PRELUDE CAPITAL MANAGEMENT, LLC 0.10% of their portfolio NEW YORK, NY 25,51725.5k $1.2m $1.2m 0.10% Reduced -992 -992
69 Berry Street Capital Management LLP 0.48% of their portfolio LONDON, X0 25,00025.0k $1.1m $1.1m 0.48% New
70 Murchinson Ltd. 0.15% of their portfolio TORONTO, A6 25,00025.0k $1.1m $1.1m 0.15% Reduced -105 -105
71 Pentwater Capital Management LP 0.01% of their portfolio Naples, FL 24,00024.0k $1.1m $1.1m 0.01% New
72 TEXAS PERMANENT SCHOOL FUND CORP 0.01% of their portfolio AUSTIN, TX 23,97624.0k $1.1m $1.1m 0.01% Reduced -444 -444
73 BLUEFIN CAPITAL MANAGEMENT, LLC 0.25% of their portfolio NEW YORK, NY 23,95724.0k $1.1m $1.1m 0.25% New
74 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 23,38723.4k $1.1m $1.1m 0.00% Reduced -2.1k -2,054
75 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 22,44922.4k $1.0m $1.0m 0.00% Reduced -73 -73
76 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 21,63021.6k $978.8k $978.8k 0.00% Reduced -41.8k -41,823
77 NORGES BANK 0.00% of their portfolio OSLO, Q8 21,01221.0k $950.8k $950.8k 0.00% Not comparable
78 Amundi 0.00% of their portfolio Paris, I0 18,96119.0k $860.3k $860.3k 0.00% Added +8.8k +8,810
79 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 18,86018.9k $853.4k $853.4k 0.00% Reduced -17 -17
80 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 18,74918.7k $849.0k $849.0k 0.00% Added +1.6k +1,649
81 GTS SECURITIES LLC 0.03% of their portfolio NEW YORK, NY 18,49918.5k $837.1k $837.1k 0.03% First filing
82 Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio TOKYO, M0 18,39018.4k $832.1k $832.1k 0.00% Added +7.0k +6,962
83 MISSION WEALTH MANAGEMENT, LP 0.03% of their portfolio Santa Barbara, CA 18,17018.2k $822.2k $822.2k 0.03% Reduced -200 -200
84 State of Alaska, Department of Revenue 0.01% of their portfolio JUNEAU, AK 17,92117.9k $810.0k $810.0k 0.01% Reduced -725 -725
85 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 17,76117.8k $803.7k $803.7k 0.00% Reduced -228.1k -228,088
86 Olympiad Research LP 0.78% of their portfolio Stamford, CT 17,54417.5k $793.9k $793.9k 0.78% Unchanged
87 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 17,30217.3k $782.9k $782.9k 0.00% Added +5.0k +4,953
88 GABELLI & Co INVESTMENT ADVISERS, INC. 0.12% of their portfolio Rye, NY 15,70015.7k $710.4k $710.4k 0.12% Reduced -32.4k -32,350
89 AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio New York, NY 14,71914.7k $666.0k $666.0k 0.00% Added +39 +39
90 YOUSIF CAPITAL MANAGEMENT, LLC 0.01% of their portfolio BLOOMFIELD HILLS, MI 14,59114.6k $660.2k $660.2k 0.01% Reduced -770 -770
91 Louisiana State Employees Retirement System 0.01% of their portfolio BATON ROUGE, LA 14,30014.3k $647.1k $647.1k 0.01% Added +1.6k +1,600
92 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 14,15514.2k $640.5k $640.5k 0.00% Added +416 +416
93 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 13,30013.3k $601.8k $601.8k 0.00% Reduced -6.7k -6,700
94 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 12,88412.9k $583.0k $583.0k 0.00% Added +88 +88
95 Parallax Volatility Advisers, L.P. 0.02% of their portfolio San Francisco, CA 12,67612.7k $573.6k $573.6k 0.02% Reduced -41.6k -41,626
96 LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 0.07% of their portfolio Englewood, NJ 12,51212.5k $566.2k $566.2k 0.07% Unchanged
97 BOOTHBAY FUND MANAGEMENT, LLC 0.02% of their portfolio NEW YORK, NY 12,50012.5k $565.6k $565.6k 0.02% Unchanged
98 JANUS HENDERSON GROUP PLC 0.00% of their portfolio LONDON, X0 12,30112.3k $556.4k $556.4k 0.00% Reduced -16 -16
99 AMALGAMATED BANK 0.00% of their portfolio NEW YORK, NY 12,29512.3k $556.0k $556.0k 0.00% Added +99 +99
100 Carmignac Gestion 0.01% of their portfolio PARIS, I0 12,22012.2k $553.0k $553.0k 0.01% Not comparable