Vault-13

HORIZON THERAPEUTICS PUB L HZNP

SHS · Common Stock · CUSIP G46188101

516 institutional holders -36 vs Q1 2023
212,190,192212.2m shares reported held*
$21.8bnreported value*
48 new 160 added 208 reduced 83 sold out net bought ≈ $339.2m (+4.1m 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 ($25.6m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $102.82. Options: 53 managers hold calls ($2.2bn notional), 54 hold puts ($3.7bn).

Trends to Q2 2023

Institutional holders

Managers reporting a position, each quarter

0250500750Q3 22: 528Q4 22: 611Q1 23: 552Q2 23: 516516Q3 22Q4 22Q1 23Q2 23
Numbers
QuarterHolders
Q3 2022528
Q4 2022611
Q1 2023552
Q2 2023516

Buyers vs sellers

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

Bought or addedCut or sold out
4000400Q4 22: 294 bought or addedQ4 22: 332 cut or sold outQ4 22Q1 23: 258 bought or addedQ1 23: 344 cut or sold outQ1 23Q2 23: 208 bought or addedQ2 23: 291 cut or sold outQ2 23
Numbers
QuarterBought or addedCut or sold out
Q4 2022294332
Q1 2023258344
Q2 2023208291

Calls vs puts

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

CallsPuts
$0$1bn$2bn$3bn$4bnQ3 22 calls: $91.2mQ3 22 puts: $41.4mQ3 22P/C 0.45Q4 22 calls: $941.4mQ4 22 puts: $1.3bnQ4 22P/C 1.38Q1 23 calls: $277.6mQ1 23 puts: $892.2mQ1 23P/C 3.21Q2 23 calls: $2.2bnQ2 23 puts: $3.7bnQ2 23P/C 1.67
Numbers
QuarterCallsPutsP/C
Q3 2022$91.2m$41.4m0.45
Q4 2022$941.4m$1.3bn1.38
Q1 2023$277.6m$892.2m3.21
Q2 2023$2.2bn$3.7bn1.67

Biggest buyers

Pentwater Capital Management LP Added +6,626,900+6.6m
FARALLON CAPITAL MANAGEMENT, L.L.C. Added +1,502,000+1.5m
D. E. Shaw & Co., Inc. Added +1,457,042+1.5m
NORGES BANK Added +1,341,180+1.3m
TORONTO DOMINION BANK Added +1,230,176+1.2m
Segantii Capital Management Ltd New +1,085,000+1.1m
Man Group plc New +1,025,550+1.0m
RTW INVESTMENTS, LP New +1,000,000+1.0m
Taconic Capital Advisors LP Added +974,467+974.5k
Laurion Capital Management LP Added +902,739+902.7k

Biggest sellers

T. Rowe Price Investment Management, Inc. Sold out -3,029,711-3.0m
Hudson Bay Capital Management LP Reduced -1,745,333-1.7m
BANK OF AMERICA CORP /DE/ Reduced -1,714,118-1.7m
JANUS HENDERSON GROUP PLC Reduced -1,636,046-1.6m
Capital International Investors Sold out -1,602,229-1.6m
STRS OHIO Reduced -1,455,064-1.5m
Davidson Kempner Capital Management LP Reduced -1,218,323-1.2m
Kynam Capital Management, LP Sold out -1,094,620-1.1m
Man Group plc Sold out -812,381-812.4k
Samson Rock Capital LLP Reduced -660,000-660.0k

Biggest calls

TOMS Capital Investment Management LP New $657.4m6.4m shares
Maven Securities LTD Added $203.6m2.0m shares
Walleye Trading LLC Added $149.5m1.5m shares
UBS Group AG Added $146.0m1.4m shares
GOLDMAN SACHS GROUP INC New $134.5m1.3m shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $107.3m1.0m shares
NOMURA HOLDINGS INC Added $92.4m898.6k shares
Balyasny Asset Management L.P. New $82.8m804.7k shares
CITADEL ADVISORS LLC Added $82.1m798.5k shares
MILLENNIUM MANAGEMENT LLC Added $78.3m761.6k shares

Biggest puts

Pentwater Capital Management LP Added $1.0bn9.9m shares
Maven Securities LTD Added $498.0m4.8m shares
Walleye Trading LLC Added $318.6m3.1m shares
P SCHOENFELD ASSET MANAGEMENT LP Added $272.9m2.7m shares
GROUP ONE TRADING LLC Added $156.2m1.5m shares
Balyasny Asset Management L.P. Added $143.0m1.4m shares
NOMURA HOLDINGS INC New $134.6m1.3m shares
CITADEL ADVISORS LLC Added $124.5m1.2m shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $120.7m1.2m shares
Caption Management, LLC Added $120.2m1.2m 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 VANGUARD GROUP INC 0.05% of their portfolio Valley Forge, PA 21,544,52421.5m $2.2bn $2.2bn 0.05% Reduced -8.7k -8,709
2 BlackRock Inc. 0.04% of their portfolio New York, NY 14,903,68114.9m $1.5bn $1.5bn 0.04% Reduced -30.8k -30,807
3 Pentwater Capital Management LP 16.38% of their portfolio Naples, FL 12,726,90012.7m $1.3bn $1.3bn 16.38% Added +6.6m +6,626,900
4 Avoro Capital Advisors LLC 9.77% of their portfolio NEW YORK, NY 7,000,0007.0m $720.0m $720.0m 9.77% Unchanged
5 FARALLON CAPITAL MANAGEMENT, L.L.C. 4.25% of their portfolio SAN FRANCISCO, CA 6,921,8236.9m $711.9m $711.9m 4.25% Added +1.5m +1,502,000
6 HBK INVESTMENTS L P 19.75% of their portfolio DALLAS, TX 6,050,0006.0m $622.2m $622.2m 19.75% Added +150.0k +150,000
7 NORGES BANK 0.11% of their portfolio OSLO, Q8 5,557,3065.6m $571.6m $571.6m 0.11% Added +1.3m +1,341,180
8 JPMORGAN CHASE & CO 0.06% of their portfolio NEW YORK, NY 5,491,2405.5m $564.8m $564.8m 0.06% Added +4.5k +4,469
9 STATE STREET CORP 0.03% of their portfolio BOSTON, MA 5,274,0525.3m $542.4m $542.4m 0.03% Added +152.2k +152,219
10 CITADEL ADVISORS LLC 0.51% of their portfolio MIAMI, FL 4,463,1014.5m $459.0m $459.0m 0.51% Added +485.1k +485,092
11 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 9.42% of their portfolio CHICAGO, IL 4,331,2674.3m $445.5m $445.5m 9.42% Added +338.5k +338,535
12 MILLENNIUM MANAGEMENT LLC 0.44% of their portfolio NEW YORK, NY 4,058,4914.1m $417.4m $417.4m 0.44% Reduced -249.3k -249,263
13 D. E. Shaw & Co., Inc. 0.59% of their portfolio New York, NY 3,682,3803.7m $378.7m $378.7m 0.59% Added +1.5m +1,457,042
14 RENAISSANCE TECHNOLOGIES LLC 0.51% of their portfolio NEW YORK, NY 3,448,7493.4m $354.7m $354.7m 0.51% Added +80.3k +80,300
15 SOROS FUND MANAGEMENT LLC 7.35% of their portfolio NEW YORK, NY 3,291,8013.3m $338.6m $338.6m 7.35% Unchanged
16 GEODE CAPITAL MANAGEMENT, LLC 0.04% of their portfolio BOSTON, MA 3,277,5413.3m $336.6m $336.6m 0.04% Added +98.5k +98,488
17 Davidson Kempner Capital Management LP 7.04% of their portfolio New York, NY 3,260,1913.3m $335.3m $335.3m 7.04% Reduced -1.2m -1,218,323
18 FIL Ltd 0.35% of their portfolio HAMILTON, D0 3,003,9633.0m $309.0m $309.0m 0.35% Added +36.9k +36,879
19 MORGAN STANLEY 0.03% of their portfolio NEW YORK, NY 3,001,9493.0m $308.8m $308.8m 0.03% Added +881.9k +881,935
20 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.67% of their portfolio Boston, MA 2,994,6063.0m $308.0m $308.0m 0.67% Added +435.7k +435,694
21 FRANKLIN RESOURCES INC 0.12% of their portfolio San Mateo, CA 2,423,7132.4m $249.3m $249.3m 0.12% Added +244.8k +244,781
22 DEUTSCHE BANK AG\ 0.12% of their portfolio FRANKFURT AM MAIN, 2M 2,279,9672.3m $234.5m $234.5m 0.12% Added +292.9k +292,914
23 Westchester Capital Management, LLC 8.03% of their portfolio VALHALLA, NY 2,257,4642.3m $232.2m $232.2m 8.03% Added +214.5k +214,462
24 Bank of New York Mellon Corp 0.04% of their portfolio NEW YORK, NY 2,052,1722.1m $211.1m $211.1m 0.04% Reduced -74.4k -74,401
25 Taconic Capital Advisors LP 12.58% of their portfolio NEW YORK, NY 2,027,4672.0m $208.5m $208.5m 12.58% Added +974.5k +974,467
26 PSquared Asset Management AG 24.09% of their portfolio ZURICH, V8 1,989,3582.0m $204.6m $204.6m 24.09% Reduced -201.5k -201,487
27 TIG Advisors, LLC 11.65% of their portfolio New York, NY 1,881,1691.9m $193.5m $193.5m 11.65% Reduced -224.7k -224,662
28 Laurion Capital Management LP 6.92% of their portfolio NEW YORK, NY 1,568,7751.6m $161.3m $161.3m 6.92% Added +902.7k +902,739
29 NORTHERN TRUST CORP 0.03% of their portfolio CHICAGO, IL 1,503,3521.5m $154.6m $154.6m 0.03% Reduced -19.0k -19,013
30 TORONTO DOMINION BANK 0.11% of their portfolio TORONTO, ONTARIO, A6 1,415,5121.4m $145.5m $145.5m 0.11% Added +1.2m +1,230,176
31 Balyasny Asset Management L.P. 0.39% of their portfolio Chicago, IL 1,364,5951.4m $140.3m $140.3m 0.39% Added +502.2k +502,189
32 Nuveen Asset Management, LLC 0.05% of their portfolio CHICAGO, IL 1,346,3661.3m $138.5m $138.5m 0.05% Reduced -390.6k -390,592
33 Melqart Asset Management (UK) Ltd 12.00% of their portfolio London, X0 1,275,5211.3m $131.2m $131.2m 12.00% Added +89.6k +89,598
34 TUDOR INVESTMENT CORP ET AL 2.12% of their portfolio STAMFORD, CT 1,264,5131.3m $130.1m $130.1m 2.12% Added +186.4k +186,368
35 Hudson Bay Capital Management LP 1.25% of their portfolio STAMFORD, CT 1,212,3241.2m $124.7m $124.7m 1.25% Reduced -1.7m -1,745,333
36 BANK OF MONTREAL /CAN/ 0.04% of their portfolio TORONTO, A6 1,193,4951.2m $122.8m $122.8m 0.04% Added +370.1k +370,098
37 LMR Partners LLP 2.67% of their portfolio LONDON, X0 1,139,1391.1m $117.2m $117.2m 2.67% Added +332.9k +332,933
38 PFM Health Sciences, LP 4.52% of their portfolio SAN FRANCISCO, CA 1,091,8401.1m $112.3m $112.3m 4.52% Unchanged
39 Segantii Capital Management Ltd 6.56% of their portfolio HONG KONG, K3 1,085,0001.1m $111.6m $111.6m 6.56% New
40 P SCHOENFELD ASSET MANAGEMENT LP 14.96% of their portfolio NEW YORK, NY 1,069,7681.1m $110.0m $110.0m 14.96% Added +41.3k +41,288
41 Sculptor Capital LP 2.84% of their portfolio New York, NY 1,053,2731.1m $108.3m $108.3m 2.84% Added +551.0k +551,000
42 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.05% of their portfolio NEW YORK, NY 1,027,7061.0m $112.2m $112.2m 0.05% Unchanged
43 Man Group plc 0.33% of their portfolio LONDON, X0 1,025,5501.0m $105.5m $105.5m 0.33% New
44 ALPINE ASSOCIATES MANAGEMENT INC. 4.75% of their portfolio PALM BEACH, FL 1,025,4001.0m $105.5m $105.5m 4.75% Reduced -234.4k -234,400
45 RTW INVESTMENTS, LP 1.96% of their portfolio NEW YORK, NY 1,000,0001.0m $102.8m $102.8m 1.96% New
46 KRYGER CAPITAL Ltd 10.49% of their portfolio LONDON, X0 996,801996.8k $102.5m $102.5m 10.49% Reduced -248.2k -248,197
47 DIMENSIONAL FUND ADVISORS LP 0.03% of their portfolio AUSTIN, TX 980,099980.1k $100.8m $100.8m 0.03% Reduced -31.6k -31,560
48 BARCLAYS PLC 0.07% of their portfolio LONDON, X0 979,194979.2k $100.7m $100.7m 0.07% Reduced -568.0k -568,050
49 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.03% of their portfolio SAN FRANCISCO, CA 944,504944.5k $97.1m $97.1m 0.03% Added +14.0k +13,977
50 ABRAMS CAPITAL MANAGEMENT, L.P. 2.64% of their portfolio Boston, MA 890,993891.0k $91.6m $91.6m 2.64% New
51 SYQUANT CAPITAL SAS 63.76% of their portfolio PARIS, I0 853,166853.2k $87.7m $87.7m 63.76% Added +581.5k +581,549
52 Twin Securities, Inc. 68.51% of their portfolio New York, NY 852,913852.9k $87.7m $87.7m 68.51% Added +472.7k +472,712
53 Sand Grove Capital Management LLP 12.40% of their portfolio LONDON, X0 801,075801.1k $82.4m $82.4m 12.40% Reduced -21.0k -21,036
54 MONTANOVA CAPITAL, LLC 4.36% of their portfolio New York, NY 793,355793.4k $81.6m $81.6m 4.36% Reduced -180.4k -180,400
55 Swiss National Bank 0.05% of their portfolio ZURICH, V8 783,856783.9k $80.6m $80.6m 0.05% Reduced -70.5k -70,500
56 Swedbank AB 0.14% of their portfolio STOCKHOLM, V7 774,194774.2k $79.6m $79.6m 0.14% Reduced -316.9k -316,900
57 PICTET ASSET MANAGEMENT SA 0.09% of their portfolio GENEVA 73, V8 734,971735.0k $75.6m $75.6m 0.09% Reduced -133.1k -133,074
58 AMERIPRISE FINANCIAL INC 0.02% of their portfolio MINNEAPOLIS, MN 727,214727.2k $74.8m $74.8m 0.02% Added +474.9k +474,912
59 Boussard & Gavaudan Investment Management LLP 7.13% of their portfolio London, X0 721,836721.8k $74.4m $74.4m 7.13% Added +158.1k +158,130
60 WATER ISLAND CAPITAL LLC 6.79% of their portfolio NEW YORK, NY 709,118709.1k $72.9m $72.9m 6.79% Added +138.5k +138,510
61 STRS OHIO 0.30% of their portfolio COLUMBUS, OH 691,679691.7k $71.1m $71.1m 0.30% Reduced -1.5m -1,455,064
62 Carlson Capital, L.P. 6.09% of their portfolio DALLAS, TX 691,276691.3k $71.1m $71.1m 6.09% Reduced -134.7k -134,724
63 EVENTIDE ASSET MANAGEMENT, LLC 1.20% of their portfolio Boston, MA 689,708689.7k $70.9m $70.9m 1.20% Reduced -110.7k -110,743
64 HSBC HOLDINGS PLC 0.07% of their portfolio LONDON, X0 669,872669.9k $68.9m $68.9m 0.07% Added +523.9k +523,879
65 BANK OF AMERICA CORP /DE/ 0.01% of their portfolio CHARLOTTE, NC 669,477669.5k $68.9m $68.9m 0.01% Reduced -1.7m -1,714,118
66 Polaris Capital Management, LLC 2.41% of their portfolio BOSTON, MA 624,500624.5k $64.2m $64.2m 2.41% Added +30.6k +30,600
67 MARSHALL WACE, LLP 0.14% of their portfolio LONDON, X0 622,214622.2k $64.0m $64.0m 0.14% Added +221.9k +221,893
68 Magnetar Financial LLC 1.38% of their portfolio EVANSTON, IL 609,157609.2k $62.7m $62.7m 1.38% Reduced -126.3k -126,296
69 UBS Group AG 0.03% of their portfolio ZURICH, V8 589,410589.4k $60.6m $60.6m 0.03% Added +321.3k +321,292
70 NEXPOINT ASSET MANAGEMENT, L.P. 9.01% of their portfolio Dallas, TX 581,947581.9k $59.9m $59.9m 9.01% Reduced -63.4k -63,351
71 Empyrean Capital Partners, LP 3.06% of their portfolio LOS ANGELES, CA 572,000572.0k $58.8m $58.8m 3.06% Reduced -100.0k -100,000
72 Qube Research & Technologies Ltd 0.23% of their portfolio LONDON, X0 569,422569.4k $58.6m $58.6m 0.23% Reduced -96.4k -96,363
73 Sumitomo Mitsui Trust Group, Inc. 0.04% of their portfolio CHIYODA-KU, TOKYO, M0 552,006552.0k $56.8m $56.8m 0.04% Reduced -79.9k -79,862
74 BANK OF NOVA SCOTIA 0.14% of their portfolio TORONTO, A6 532,500532.5k $54.8m $54.8m 0.14% Reduced -369.8k -369,810
75 PAULSON & CO. INC. 5.02% of their portfolio JERSEY CITY, NJ 500,000500.0k $51.4m $51.4m 5.02% Reduced -500.0k -500,000
76 Third Point LLC 0.75% of their portfolio NEW YORK, NY 500,000500.0k $51.4m $51.4m 0.75% New
77 Rock Springs Capital Management LP 1.21% of their portfolio Baltimore, MD 495,000495.0k $50.9m $50.9m 1.21% Reduced -245.1k -245,100
78 Eversept Partners, LP 5.16% of their portfolio NEW YORK, NY 475,310475.3k $48.9m $48.9m 5.16% Reduced -343.8k -343,814
79 EAGLE ASSET MANAGEMENT INC 0.27% of their portfolio ST PETERSBURG, FL 473,672473.7k $48.7m $48.7m 0.27% New
80 ALLIANCEBERNSTEIN L.P. 0.02% of their portfolio NASHVILLE, TN 472,515472.5k $48.6m $48.6m 0.02% Added +21.4k +21,360
81 Alpine Global Management, LLC 6.86% of their portfolio NEW YORK, NY 461,852461.9k $47.5m $47.5m 6.86% Added +391.9k +391,852
82 GOLDMAN SACHS GROUP INC 0.01% of their portfolio NEW YORK, NY 456,117456.1k $46.9m $46.9m 0.01% Reduced -33.4k -33,388
83 PICTON MAHONEY ASSET MANAGEMENT 2.27% of their portfolio Toronto, A6 450,000450.0k $46.3m $46.3m 2.27% Added +40.0k +40,000
84 Polar Asset Management Partners Inc. 0.91% of their portfolio TORONTO, A6 445,000445.0k $45.8m $45.8m 0.91% Added +215.0k +215,000
85 CANADA PENSION PLAN INVESTMENT BOARD 0.07% of their portfolio TORONTO ONTARIO, A6 434,889434.9k $44.7m $44.7m 0.07% Added +406.1k +406,103
86 AQR Arbitrage LLC 1.92% of their portfolio Greenwich, CT 432,098432.1k $44.4m $44.4m 1.92% Reduced -152.5k -152,523
87 California Public Employees Retirement System 0.04% of their portfolio Sacramento, CA 421,712421.7k $43.4m $43.4m 0.04% Reduced -10.8k -10,840
88 C WorldWide Group Holding A/S 0.55% of their portfolio COPENHAGEN, G7 411,544411.5k $42.3m $42.3m 0.55% Unchanged
89 APG Asset Management N.V. 0.08% of their portfolio Amsterdam, P7 400,874400.9k $37.8m $37.8m 0.08% Reduced -17.1k -17,082
90 GABELLI FUNDS LLC 0.31% of their portfolio Rye, NY 392,889392.9k $40.4m $40.4m 0.31% Reduced -70.4k -70,405
91 Woodline Partners LP 0.48% of their portfolio San Francisco, CA 392,763392.8k $40.4m $40.4m 0.48% Added +28.0k +28,029
92 NOMURA HOLDINGS INC 0.41% of their portfolio TOKYO, M0 390,966391.0k $40.2m $40.2m 0.41% Added +377.7k +377,736
93 Amundi 0.02% of their portfolio Paris, I0 387,465387.5k $39.9m $39.9m 0.02% Added +93.1k +93,064
94 Quinn Opportunity Partners LLC 5.44% of their portfolio CHARLOTTESVILLE, VA 381,857381.9k $39.3m $39.3m 5.44% Added +97.9k +97,914
95 FIFTH LANE CAPITAL, LP 37.87% of their portfolio Austin, TX 377,600377.6k $38.8m $38.8m 37.87% Added +282.6k +282,600
96 STATE OF WISCONSIN INVESTMENT BOARD 0.11% of their portfolio MADISON, WI 365,117365.1k $37.6m $37.6m 0.11% Added +10.9k +10,892
97 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.05% of their portfolio WEST SACRAMENTO, CA 362,697362.7k $37.3m $37.3m 0.05% Reduced -3.5k -3,548
98 Verition Fund Management LLC 0.58% of their portfolio GREENWICH, CT 360,194360.2k $37.0m $37.0m 0.58% Reduced -525.0k -525,002
99 BCK CAPITAL MANAGEMENT LP 27.22% of their portfolio STAMFORD, CT 346,745346.7k $35.7m $35.7m 27.22% Added +272.5k +272,467
100 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.06% of their portfolio BALA CYNWYD, PA 335,995336.0k $34.6m $34.6m 0.06% Reduced -18.6k -18,559