Vault-13

SILK RD MED INC SILK

COM · Common Stock · CUSIP 82710M100 · ISIN US82710M1009

174 institutional holders -22 vs Q1 2023
43,687,50943.7m shares reported held*
$1.4bnreported value*
21 new 79 added 52 reduced 44 sold out net sold ≈ $29.8m (-904.3k 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 ($375.3k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $32.53. Options: 6 managers hold calls ($8.4m notional), 5 hold puts ($8.7m).

Trends to Q2 2023

Institutional holders

Managers reporting a position, each quarter

0100200Q3 22: 147Q4 22: 199Q1 23: 196Q2 23: 174174Q3 22Q4 22Q1 23Q2 23
Numbers
QuarterHolders
Q3 2022147
Q4 2022199
Q1 2023196
Q2 2023174

Buyers vs sellers

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

Bought or addedCut or sold out
2000200Q4 22: 123 bought or addedQ4 22: 52 cut or sold outQ4 22Q1 23: 118 bought or addedQ1 23: 76 cut or sold outQ1 23Q2 23: 100 bought or addedQ2 23: 96 cut or sold outQ2 23
Numbers
QuarterBought or addedCut or sold out
Q4 202212352
Q1 202311876
Q2 202310096

Calls vs puts

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

CallsPuts
$0$5m$10m$15m$20mQ3 22 calls: $16.6mQ3 22 puts: $302.0kQ3 22P/C 0.02Q4 22 calls: $7.7mQ4 22 puts: $280.1kQ4 22P/C 0.04Q1 23 calls: $3.6mQ1 23 puts: $668.6kQ1 23P/C 0.19Q2 23 calls: $8.4mQ2 23 puts: $8.7mQ2 23P/C 1.03
Numbers
QuarterCallsPutsP/C
Q3 2022$16.6m$302.0k0.02
Q4 2022$7.7m$280.1k0.04
Q1 2023$3.6m$668.6k0.19
Q2 2023$8.4m$8.7m1.03

Biggest buyers

WASATCH ADVISORS LP Added +2,002,423+2.0m
MARSHALL WACE, LLP Added +360,239+360.2k
DEUTSCHE BANK AG\ Added +310,668+310.7k
Bellevue Group AG Added +287,024+287.0k
BlackRock Inc. Added +283,580+283.6k
FRED ALGER MANAGEMENT, LLC Added +218,927+218.9k
Tri Locum Partners LP New +198,532+198.5k
ArrowMark Colorado Holdings LLC Added +187,898+187.9k
BAMCO INC /NY/ Added +157,556+157.6k
ADAGE CAPITAL PARTNERS GP, L.L.C. New +150,000+150.0k

Biggest sellers

LORD, ABBETT & CO. LLC Sold out -1,591,532-1.6m
DEERFIELD MANAGEMENT COMPANY, L.P. Reduced -593,411-593.4k
CITADEL ADVISORS LLC Reduced -524,803-524.8k
Invesco Ltd. Reduced -521,837-521.8k
JENNISON ASSOCIATES LLC Reduced -360,092-360.1k
Allspring Global Investments Holdings, LLC Reduced -358,232-358.2k
MILLENNIUM MANAGEMENT LLC Reduced -308,383-308.4k
NORGES BANK Reduced -265,100-265.1k
Rhenman & Partners Asset Management AB Sold out -221,255-221.3k
Cubist Systematic Strategies, LLC Reduced -180,256-180.3k

Biggest calls

MILLENNIUM MANAGEMENT LLC New $6.4m196.0k shares
Caption Management, LLC New $1.6m50.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $230.7k7.1k shares
CITADEL ADVISORS LLC Reduced $178.7k5.5k shares
SIMPLEX TRADING, LLC Reduced $32.0k1.0k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

PURA VIDA INVESTMENTS, LLC New $7.2m220.1k shares
BOOTHBAY FUND MANAGEMENT, LLC New $1.2m36.8k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP New $282.7k8.7k shares
CITADEL ADVISORS LLC Reduced $42.2k1.3k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 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 WASATCH ADVISORS LP 1.03% of their portfolio SALT LAKE CITY, UT 5,246,9615.2m $170.5m $170.5m 1.03% Added +2.0m +2,002,423
2 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 3,576,2393.6m $116.2m $116.2m 0.00% Reduced -65.7k -65,749
3 Capital World Investors 0.02% of their portfolio LOS ANGELES, CA 2,966,7303.0m $96.4m $96.4m 0.02% Unchanged
4 BlackRock Inc. 0.00% of their portfolio New York, NY 2,965,7393.0m $96.4m $96.4m 0.00% Added +283.6k +283,580
5 ALLIANCEBERNSTEIN L.P. 0.03% of their portfolio NASHVILLE, TN 2,493,0032.5m $81.0m $81.0m 0.03% Added +31.1k +31,132
6 Clearbridge Investments, LLC 0.05% of their portfolio NEW YORK, NY 1,736,6071.7m $56.4m $56.4m 0.05% Added +7.5k +7,506
7 AMERICAN CENTURY COMPANIES INC 0.04% of their portfolio KANSAS CITY, MO 1,456,0511.5m $47.3m $47.3m 0.04% Added +97.0k +97,048
8 Bellevue Group AG 0.63% of their portfolio ZURICH, V8 1,356,7631.4m $44.1m $44.1m 0.63% Added +287.0k +287,024
9 KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 0.12% of their portfolio LOS ANGELES, CA 1,354,7081.4m $44.0m $44.0m 0.12% Reduced -17.0k -16,958
10 FRED ALGER MANAGEMENT, LLC 0.21% of their portfolio NEW YORK, NY 1,241,4691.2m $40.3m $40.3m 0.21% Added +218.9k +218,927
11 DEERFIELD MANAGEMENT COMPANY, L.P. 0.79% of their portfolio New York, NY 1,132,2291.1m $36.8m $36.8m 0.79% Reduced -593.4k -593,411
12 MARSHALL WACE, LLP 0.08% of their portfolio LONDON, X0 1,101,7031.1m $35.8m $35.8m 0.08% Added +360.2k +360,239
13 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,071,8331.1m $34.8m $34.8m 0.00% Added +149.0k +148,983
14 BAMCO INC /NY/ 0.08% of their portfolio NEW YORK, NY 942,837942.8k $30.6m $30.6m 0.08% Added +157.6k +157,556
15 Ensign Peak Advisors, Inc 0.06% of their portfolio SALT LAKE CITY, UT 915,075915.1k $29.7m $29.7m 0.06% Added +27.0k +26,972
16 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 767,418767.4k $24.9m $24.9m 0.00% Added +42.1k +42,087
17 NEXT CENTURY GROWTH INVESTORS LLC 2.32% of their portfolio PLYMOUTH, MN 739,915739.9k $24.0m $24.0m 2.32% Added +80.6k +80,610
18 BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.06% of their portfolio Paris, I0 620,894620.9k $20.2m $20.2m 0.06% Reduced -52.4k -52,354
19 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 564,074564.1k $18.3m $18.3m 0.02% Reduced -308.4k -308,383
20 JENNISON ASSOCIATES LLC 0.01% of their portfolio NEW YORK, NY 536,864536.9k $17.4m $17.4m 0.01% Reduced -360.1k -360,092
21 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.01% of their portfolio Boston, MA 498,340498.3k $16.2m $16.2m 0.01% Added +43.5k +43,454
22 ArrowMark Colorado Holdings LLC 0.14% of their portfolio Denver, CO 400,793400.8k $13.0m $13.0m 0.14% Added +187.9k +187,898
23 Thrivent Financial for Lutherans 0.03% of their portfolio Minneapolis, MN 396,281396.3k $12.9m $12.9m 0.03% Reduced -35.3k -35,332
24 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 394,266394.3k $12.8m $12.8m 0.00% Reduced -120.5k -120,461
25 TimesSquare Capital Management, LLC 0.18% of their portfolio NEW YORK, NY 377,325377.3k $12.3m $12.3m 0.18% Reduced -23.4k -23,350
26 PEREGRINE CAPITAL MANAGEMENT LLC 0.32% of their portfolio MINNEAPOLIS, MN 363,074363.1k $11.8m $11.8m 0.32% Added +32.1k +32,055
27 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 359,820359.8k $11.7m $11.7m 0.00% Added +7.0k +7,050
28 RENAISSANCE TECHNOLOGIES LLC 0.02% of their portfolio NEW YORK, NY 339,200339.2k $11.0m $11.0m 0.02% Reduced -154.4k -154,400
29 DEUTSCHE BANK AG\ 0.01% of their portfolio FRANKFURT AM MAIN, 2M 337,593337.6k $11.0m $11.0m 0.01% Added +310.7k +310,668
30 NOVO HOLDINGS A/S 0.84% of their portfolio HELLERUP, G7 333,884333.9k $10.8m $10.8m 0.84% Added +58.4k +58,373
31 Parkman Healthcare Partners LLC 1.73% of their portfolio STAMFORD, CT 307,525307.5k $10.0m $10.0m 1.73% Added +67.7k +67,661
32 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 306,579306.6k $10.0m $10.0m 0.00% Reduced -68.7k -68,678
33 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 288,477288.5k $9.4m $9.4m 0.00% Added +6.1k +6,145
34 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% of their portfolio NEW YORK, NY 286,224286.2k $11.2m $11.2m 0.01% Unchanged
35 TWO SIGMA ADVISERS, LP 0.02% of their portfolio NEW YORK, NY 281,700281.7k $9.2m $9.2m 0.02% Added +140.1k +140,100
36 TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio NEW YORK, NY 248,873248.9k $8.1m $8.1m 0.02% Reduced -34.9k -34,903
37 Pier Capital, LLC 1.06% of their portfolio STAMFORD, CT 227,659227.7k $7.4m $7.4m 1.06% Added +68.3k +68,301
38 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 214,751214.8k $7.0m $7.0m 0.00% Reduced -3.9k -3,877
39 Tri Locum Partners LP 2.40% of their portfolio NEW YORK, NY 198,532198.5k $6.5m $6.5m 2.40% New
40 Amundi 0.00% of their portfolio Paris, I0 195,232195.2k $6.2m $6.2m 0.00% Added +71.0k +71,036
41 Schonfeld Strategic Advisors LLC 0.05% of their portfolio NEW YORK, NY 182,500182.5k $5.9m $5.9m 0.05% Added +52.6k +52,611
42 GW&K Investment Management, LLC 0.05% of their portfolio BOSTON, MA 176,293176.3k $5.7m $5.7m 0.05% Added +6.2k +6,200
43 Cubist Systematic Strategies, LLC 0.06% of their portfolio STAMFORD, CT 154,601154.6k $5.0m $5.0m 0.06% Reduced -180.3k -180,256
44 Granahan Investment Management, LLC 0.15% of their portfolio WALTHAM, MA 154,277154.3k $5.0m $5.0m 0.15% Added +131.1k +131,122
45 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.01% of their portfolio Boston, MA 150,000150.0k $4.9m $4.9m 0.01% New
46 SEI INVESTMENTS CO 0.01% of their portfolio OAKS, PA 148,260148.3k $4.8m $4.8m 0.01% Reduced -1.5k -1,462
47 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 132,141132.1k $4.3m $4.3m 0.00% Added +4.6k +4,622
48 Engineers Gate Manager LP 0.15% of their portfolio NEW YORK, NY 123,518123.5k $4.0m $4.0m 0.15% Reduced -15.0k -14,965
49 SEGALL BRYANT & HAMILL, LLC 0.04% of their portfolio CHICAGO, IL 119,798119.8k $3.9m $3.9m 0.04% Added +663 +663
50 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 108,212108.2k $3.5m $3.5m 0.00% Reduced -97.2k -97,248
51 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 103,996104.0k $3.4m $3.4m 0.00% Reduced -8.2k -8,210
52 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio BALA CYNWYD, PA 103,242103.2k $3.4m $3.4m 0.01% Added +20.3k +20,259
53 SILVERCREST ASSET MANAGEMENT GROUP LLC 0.02% of their portfolio NEW YORK, NY 100,967101.0k $3.3m $3.3m 0.02% New
54 Squarepoint Ops LLC 0.02% of their portfolio NEW YORK, NY 99,91699.9k $3.2m $3.2m 0.02% Added +11.5k +11,511
55 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 90,35190.4k $2.9m $2.9m 0.01% Reduced -3.8k -3,763
56 Qube Research & Technologies Ltd 0.01% of their portfolio LONDON, X0 84,75584.8k $2.8m $2.8m 0.01% Reduced -74.4k -74,377
57 M&T Bank Corp 0.01% of their portfolio BUFFALO, NY 83,87283.9k $2.7m $2.7m 0.01% Added +11.1k +11,089
58 Swiss National Bank 0.00% of their portfolio ZURICH, V8 83,80083.8k $2.7m $2.7m 0.00% Added +1.5k +1,500
59 SECTORAL ASSET MANAGEMENT INC 0.44% of their portfolio MONTREAL, A8 80,50080.5k $2.6m $2.6m 0.44% Reduced -15.1k -15,089
60 MACQUARIE GROUP LTD 0.00% of their portfolio Sydney, NSW 2000, C3 79,97280.0k $2.6m $2.6m 0.00% Added +22.0k +22,006
61 Bullseye Asset Management LLC 1.30% of their portfolio DENVER, CO 79,90279.9k $2.6m $2.6m 1.30% Added +8.2k +8,250
62 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 75,62075.6k $2.5m $2.5m 0.00% Reduced -29.6k -29,587
63 VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio ATLANTA, GA 74,94474.9k $2.4m $2.4m 0.00% Added +47.3k +47,276
64 MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.03% of their portfolio New York, NY 72,42472.4k $2.4m $2.4m 0.03% Added +9.2k +9,178
65 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.01% of their portfolio COLUMBUS, OH 69,61969.6k $2.3m $2.3m 0.01% Added +5.9k +5,918
66 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.01% of their portfolio TORONTO, A6 61,00061.0k $2.0m $2.0m 0.01% New
67 iA Global Asset Management Inc. 0.05% of their portfolio QUEBEC, A8 60,75060.8k $2.0m $2.0m 0.05% First filing
68 Aquatic Capital Management LLC 0.10% of their portfolio CHICAGO, IL 57,80057.8k $1.9m $1.9m 0.10% Added +49.5k +49,500
69 Point72 Europe (London) LLP 0.27% of their portfolio LONDON, X0 57,48057.5k $1.9m $1.9m 0.27% New
70 Allianz Asset Management GmbH 0.00% of their portfolio MUNICH, 2M 57,21057.2k $1.9m $1.9m 0.00% Unchanged
71 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.04% of their portfolio CHICAGO, IL 56,52856.5k $1.8m $1.8m 0.04% Added +17.0k +17,046
72 Jump Financial, LLC 0.06% of their portfolio Chicago, IL 53,82053.8k $1.7m $1.7m 0.06% Reduced -32.4k -32,383
73 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 52,54052.5k $1.7m $1.7m 0.00% Added +2.3k +2,317
74 HighTower Advisors, LLC 0.00% of their portfolio CHICAGO, IL 52,03052.0k $1.7m $1.7m 0.00% Added +52 +52
75 ExodusPoint Capital Management, LP 0.02% of their portfolio NEW YORK, NY 51,47551.5k $1.7m $1.7m 0.02% Added +10.5k +10,463
76 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 46,62646.6k $1.5m $1.5m 0.00% Reduced -825 -825
77 GABELLI FUNDS LLC 0.01% of their portfolio Rye, NY 46,00346.0k $1.5m $1.5m 0.01% Added +1.0k +1,003
78 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 44,00844.0k $1.4m $1.4m 0.00% Reduced -6.5k -6,510
79 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 42,06642.1k $1.4m $1.4m 0.00% New
80 Bridgewater Associates, LP 0.01% of their portfolio Westport, CT 41,58341.6k $1.4m $1.4m 0.01% Reduced -4.0k -4,040
81 B. Metzler seel. Sohn & Co. AG 0.02% of their portfolio FRANKFURT, 2M 41,36241.4k $1.3m $1.3m 0.02% New
82 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 40,78240.8k $1.3m $1.3m 0.00% Added +5.3k +5,348
83 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 38,73438.7k $1.3m $1.3m 0.00% Reduced -524.8k -524,803
84 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 35,62035.6k $1.2m $1.2m 0.00% Added +2.2k +2,203
85 Legal & General Group Plc 0.00% of their portfolio London, X0 35,13635.1k $1.1m $1.1m 0.00% Added +16.9k +16,878
86 Trexquant Investment LP 0.03% of their portfolio STAMFORD, CT 34,65234.7k $1.1m $1.1m 0.03% Reduced -36.5k -36,535
87 Alberta Investment Management Corp 0.01% of their portfolio EDMONTON, A0 33,97634.0k $1.1m $1.1m 0.01% Added +6.8k +6,832
88 Millrace Asset Group, Inc. 1.15% of their portfolio BERWYN, PA 33,69733.7k $1.1m $1.1m 1.15% New
89 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 31,18431.2k $1.0m $1.0m 0.00% Added +1.0k +1,042
90 NORGES BANK 0.00% of their portfolio OSLO, Q8 30,40030.4k $987.7k $987.7k 0.00% Reduced -265.1k -265,100
91 SIT INVESTMENT ASSOCIATES INC 0.02% of their portfolio Minneapolis, MN 28,35128.4k $921.0k $921.0k 0.02% Unchanged
92 NOMURA ASSET MANAGEMENT CO LTD 0.00% of their portfolio TOKYO, M0 26,13926.1k $849.3k $849.3k 0.00% Unchanged
93 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 24,44524.4k $795.0k $795.0k 0.00% Added +1.4k +1,370
94 TOWNSQUARE CAPITAL LLC 0.01% of their portfolio Lehi, UT 23,02023.0k $747.9k $747.9k 0.01% Added +333 +333
95 PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio DES MOINES, IA 21,15321.2k $687.3k $687.3k 0.00% Added +5.2k +5,245
96 EFG Asset Management (North America) Corp. 0.15% of their portfolio Portland, OR 20,99421.0k $681.9k $681.9k 0.15% Reduced -6.6k -6,639
97 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 20,96821.0k $681.2k $681.2k 0.00% Reduced -84.7k -84,714
98 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 20,40020.4k $662.8k $662.8k 0.00% Reduced -521.8k -521,837
99 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 20,20120.2k $656.3k $656.3k 0.00% Reduced -913 -913
100 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 20,03020.0k $650.8k $650.8k 0.00% Added +363 +363