Vault-13

SILK RD MED INC SILK

COM · Common Stock · CUSIP 82710M100 · ISIN US82710M1009

135 institutional holders -33 vs Q3 2023
42,737,51742.7m shares reported held*
$524.4mreported value*
23 new 49 added 44 reduced 57 sold out net bought ≈ $34.3m (+2.8m 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 ($2.5k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $12.27. Options: 8 managers hold calls ($3.7m notional), 7 hold puts ($3.3m).

Trends to Q4 2023

Institutional holders

Managers reporting a position, each quarter

0100200Q3 22: 147Q4 22: 199Q1 23: 196Q2 23: 174Q3 23: 168Q4 23: 135135Q3 22Q4 22Q1 23Q2 23Q3 23Q4 23
Numbers
QuarterHolders
Q3 2022147
Q4 2022199
Q1 2023196
Q2 2023174
Q3 2023168
Q4 2023135

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 23Q3 23: 101 bought or addedQ3 23: 87 cut or sold outQ3 23Q4 23: 72 bought or addedQ4 23: 101 cut or sold outQ4 23
Numbers
QuarterBought or addedCut or sold out
Q4 202212352
Q1 202311876
Q2 202310096
Q3 202310187
Q4 202372101

Calls vs puts

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

CallsPuts
$0$2.5m$5m$7.5m$10mQ1 23 calls: $3.6mQ1 23 puts: $668.6kQ1 23P/C 0.19Q2 23 calls: $8.4mQ2 23 puts: $8.7mQ2 23P/C 1.03Q3 23 calls: $8.4mQ3 23 puts: $5.0mQ3 23P/C 0.59Q4 23 calls: $3.7mQ4 23 puts: $3.3mQ4 23P/C 0.89
Numbers
QuarterCallsPutsP/C
Q1 2023$3.6m$668.6k0.19
Q2 2023$8.4m$8.7m1.03
Q3 2023$8.4m$5.0m0.59
Q4 2023$3.7m$3.3m0.89

Biggest buyers

MORGAN STANLEY Added +2,881,585+2.9m
Jefferies Financial Group Inc. New +1,906,236+1.9m
ARMISTICE CAPITAL, LLC New +1,768,000+1.8m
GOLDMAN SACHS GROUP INC Added +1,762,048+1.8m
Rubric Capital Management LP New +1,427,905+1.4m
D. E. Shaw & Co., Inc. Added +1,362,939+1.4m
Rings Capital Management LLC New +860,004+860.0k
ADAGE CAPITAL PARTNERS GP, L.L.C. Added +800,000+800.0k
Soleus Capital Management, L.P. New +537,000+537.0k
BAMCO INC /NY/ Added +484,219+484.2k

Biggest sellers

Clearbridge Investments, LLC Sold out -1,725,913-1.7m
WASATCH ADVISORS LP Reduced -1,658,512-1.7m
NEXT CENTURY GROWTH INVESTORS LLC Sold out -961,379-961.4k
AMERICAN CENTURY COMPANIES INC Reduced -729,105-729.1k
Granite Investment Partners, LLC Sold out -715,907-715.9k
VANGUARD GROUP INC Reduced -684,732-684.7k
MARSHALL WACE, LLP Reduced -612,559-612.6k
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ Sold out -605,778-605.8k
Ensign Peak Advisors, Inc Sold out -603,762-603.8k
JENNISON ASSOCIATES LLC Sold out -540,612-540.6k

Biggest calls

MILLENNIUM MANAGEMENT LLC Reduced $1.8m150.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $1.2m96.8k shares
CITADEL ADVISORS LLC Reduced $336.2k27.4k shares
JANE STREET GROUP, LLC Reduced $159.5k13.0k shares
SIMPLEX TRADING, LLC Reduced $130.0k10.6k shares
GROUP ONE TRADING LLC Reduced $40.5k3.3k shares
Walleye Capital LLC Reduced $19.6k1.6k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

Crawford Fund Management, LLC First filing $1.8m145.5k shares
MILLENNIUM MANAGEMENT LLC New $1.2m100.0k shares
CITADEL ADVISORS LLC Reduced $144.8k11.8k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $126.4k10.3k shares
SIMPLEX TRADING, LLC Reduced $29.0k2.4k shares
GROUP ONE TRADING LLC New $6.1k500 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, Q4 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 WASATCH ADVISORS LP 0.27% of their portfolio SALT LAKE CITY, UT 4,049,1614.0m $49.7m $49.7m 0.27% Reduced -1.7m -1,658,512
2 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 3,452,8163.5m $42.4m $42.4m 0.00% Added +2.9m +2,881,585
3 BlackRock Inc. 0.00% of their portfolio New York, NY 3,012,3203.0m $37.0m $37.0m 0.00% Added +91.2k +91,151
4 Capital World Investors 0.01% of their portfolio LOS ANGELES, CA 2,966,7303.0m $36.4m $36.4m 0.01% Unchanged
5 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 2,891,7692.9m $35.5m $35.5m 0.00% Reduced -684.7k -684,732
6 GOLDMAN SACHS GROUP INC 0.01% of their portfolio NEW YORK, NY 2,010,9832.0m $24.7m $24.7m 0.01% Added +1.8m +1,762,048
7 Jefferies Financial Group Inc. 0.37% of their portfolio NEW YORK, NY 1,906,2361.9m $23.4m $23.4m 0.37% New
8 ARMISTICE CAPITAL, LLC 0.58% of their portfolio NEW YORK, NY 1,768,0001.8m $21.7m $21.7m 0.58% New
9 D. E. Shaw & Co., Inc. 0.03% of their portfolio New York, NY 1,503,7521.5m $18.5m $18.5m 0.03% Added +1.4m +1,362,939
10 Bellevue Group AG 0.27% of their portfolio ZURICH, V8 1,435,6821.4m $17.6m $17.6m 0.27% Added +5.1k +5,120
11 Rubric Capital Management LP 0.65% of their portfolio NEW YORK, NY 1,427,9051.4m $17.5m $17.5m 0.65% New
12 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,311,3411.3m $16.1m $16.1m 0.00% Added +174.7k +174,699
13 BAMCO INC /NY/ 0.04% of their portfolio NEW YORK, NY 1,172,0561.2m $14.4m $14.4m 0.04% Added +484.2k +484,219
14 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.03% of their portfolio Boston, MA 1,000,0001.0m $12.3m $12.3m 0.03% Added +800.0k +800,000
15 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 860,262860.3k $10.6m $10.6m 0.00% Added +45.6k +45,568
16 Rings Capital Management LLC 6.40% of their portfolio CHICAGO, IL 860,004860.0k $10.6m $10.6m 6.40% New
17 ArrowMark Colorado Holdings LLC 0.11% of their portfolio Denver, CO 823,130823.1k $10.1m $10.1m 0.11% Added +254.4k +254,378
18 TWO SIGMA ADVISERS, LP 0.02% of their portfolio NEW YORK, NY 657,400657.4k $8.1m $8.1m 0.02% Added +232.9k +232,900
19 TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio NEW YORK, NY 587,843587.8k $7.2m $7.2m 0.02% Added +199.7k +199,669
20 Parkman Healthcare Partners LLC 0.95% of their portfolio STAMFORD, CT 545,235545.2k $6.7m $6.7m 0.95% Added +295.9k +295,894
21 Soleus Capital Management, L.P. 0.73% of their portfolio GREENWICH, CT 537,000537.0k $6.6m $6.6m 0.73% New
22 FEDERATED HERMES, INC. 0.01% of their portfolio PITTSBURGH, PA 471,777471.8k $5.8m $5.8m 0.01% New
23 ExodusPoint Capital Management, LP 0.06% of their portfolio NEW YORK, NY 395,776395.8k $4.9m $4.9m 0.06% Reduced -370.5k -370,535
24 MARSHALL WACE, LLP 0.01% of their portfolio LONDON, X0 365,402365.4k $4.5m $4.5m 0.01% Reduced -612.6k -612,559
25 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 350,117350.1k $4.3m $4.3m 0.00% Added +328.2k +328,182
26 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 334,652334.7k $4.1m $4.1m 0.00% Reduced -290.2k -290,208
27 ACADIAN ASSET MANAGEMENT LLC 0.02% of their portfolio Boston, MA 327,123327.1k $4.0m $4.0m 0.02% New
28 Schonfeld Strategic Advisors LLC 0.03% of their portfolio NEW YORK, NY 322,584322.6k $4.0m $4.0m 0.03% Added +156.2k +156,165
29 Birchview Capital, LP 1.52% of their portfolio BURLINGTON, VT 316,188316.2k $3.9m $3.9m 1.52% Added +233.6k +233,600
30 Cubist Systematic Strategies, LLC 0.04% of their portfolio STAMFORD, CT 285,890285.9k $3.5m $3.5m 0.04% Reduced -93.4k -93,420
31 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 281,217281.2k $3.5m $3.5m 0.00% Reduced -16.9k -16,927
32 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 256,092256.1k $3.1m $3.1m 0.00% Reduced -171.1k -171,108
33 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 245,971246.0k $3.0m $3.0m 0.00% Added +198.4k +198,362
34 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 245,582245.6k $3.0m $3.0m 0.00% Reduced -372.5k -372,525
35 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 225,717225.7k $2.8m $2.8m 0.00% Reduced -729.1k -729,105
36 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.01% of their portfolio TORONTO, A6 222,000222.0k $2.7m $2.7m 0.01% Added +166.0k +166,000
37 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 217,276217.3k $2.7m $2.7m 0.00% Added +146.9k +146,872
38 Engineers Gate Manager LP 0.07% of their portfolio NEW YORK, NY 196,835196.8k $2.4m $2.4m 0.07% Added +41.5k +41,455
39 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 166,300166.3k $2.0m $2.0m 0.00% Reduced -41.3k -41,300
40 PDT Partners, LLC 0.20% of their portfolio New York, NY 145,307145.3k $1.8m $1.8m 0.20% New
41 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 144,354144.4k $1.8m $1.8m 0.00% Added +18.2k +18,206
42 Bullseye Asset Management LLC 0.77% of their portfolio DENVER, CO 131,718131.7k $1.6m $1.6m 0.77% Added +20.0k +20,000
43 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 127,497127.5k $1.6m $1.6m 0.00% Reduced -28.3k -28,302
44 Walleye Capital LLC 0.02% of their portfolio NEW YORK, NY 121,771121.8k $1.5m $1.5m 0.02% Added +107.5k +107,541
45 TUDOR INVESTMENT CORP ET AL 0.02% of their portfolio STAMFORD, CT 119,174119.2k $1.5m $1.5m 0.02% Added +53.8k +53,776
46 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 117,311117.3k $1.4m $1.4m 0.00% Reduced -64.3k -64,270
47 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 116,876116.9k $1.4m $1.4m 0.00% Added +1.7k +1,726
48 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 110,421110.4k $1.4m $1.4m 0.00% Reduced -52.1k -52,066
49 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 103,155103.2k $1.3m $1.3m 0.00% Added +51.1k +51,129
50 JACOBS LEVY EQUITY MANAGEMENT, INC 0.01% of their portfolio FLORHAM PARK, NJ 82,96883.0k $1.0m $1.0m 0.01% New
51 GABELLI FUNDS LLC 0.01% of their portfolio Rye, NY 75,39275.4k $925.1k $925.1k 0.01% Reduced -23.6k -23,608
52 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.03% of their portfolio CHICAGO, IL 72,55672.6k $890.3k $890.3k 0.03% Added +26.0k +26,028
53 Nebula Research & Development LLC 0.26% of their portfolio New York, NY 70,59070.6k $866.1k $866.1k 0.26% Added +58.4k +58,447
54 M&T Bank Corp 0.00% of their portfolio BUFFALO, NY 69,29469.3k $850.2k $850.2k 0.00% Reduced -22.5k -22,470
55 Susquehanna Portfolio Strategies, LLC 0.01% of their portfolio Bala Cynwyd, PA 53,18053.2k $652.5k $652.5k 0.01% First filing
56 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 52,76152.8k $647.4k $647.4k 0.00% Added +38.8k +38,826
57 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 51,36551.4k $630.2k $630.2k 0.00% Reduced -1.3k -1,259
58 HighTower Advisors, LLC 0.00% of their portfolio CHICAGO, IL 48,71348.7k $598.0k $598.0k 0.00% Reduced -3.8k -3,832
59 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 46,20046.2k $566.9k $566.9k 0.00% Reduced -600 -600
60 Balyasny Asset Management L.P. 0.00% of their portfolio Chicago, IL 43,11943.1k $529.1k $529.1k 0.00% New
61 HRT FINANCIAL LP 0.00% of their portfolio NEW YORK, NY 36,50436.5k $447.0k $447.0k 0.00% Added +14.3k +14,281
62 Jump Financial, LLC 0.01% of their portfolio Chicago, IL 36,00036.0k $441.7k $441.7k 0.01% Reduced -50.2k -50,159
63 PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio DES MOINES, IA 33,51133.5k $411.2k $411.2k 0.00% Added +6.3k +6,316
64 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 33,41533.4k $411.0k $411.0k 0.00% Added +5.2k +5,152
65 Quantbot Technologies LP 0.02% of their portfolio NEW YORK, NY 33,19433.2k $407.3k $407.3k 0.02% Reduced -28.4k -28,416
66 SIT INVESTMENT ASSOCIATES INC 0.01% of their portfolio Minneapolis, MN 28,35128.4k $348.0k $348.0k 0.01% Unchanged
67 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 27,30727.3k $335.1k $335.1k 0.00% Reduced -73.0k -73,011
68 B. Metzler seel. Sohn & Co. AG 0.00% of their portfolio FRANKFURT, 2M 25,66325.7k $314.9k $314.9k 0.00% Added +1.3k +1,323
69 OPPENHEIMER ASSET MANAGEMENT INC. 0.00% of their portfolio NEW YORK, NY 24,28624.3k $298.0k $298.0k 0.00% Reduced -1.1k -1,068
70 ALGERT GLOBAL LLC 0.01% of their portfolio SAN FRANCISCO, CA 23,25023.2k $285.3k $285.3k 0.01% Reduced -73.9k -73,880
71 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 21,16321.2k $259.7k $259.7k 0.00% Reduced -468 -468
72 UBS Group AG 0.00% of their portfolio ZURICH, V8 20,90620.9k $256.5k $256.5k 0.00% Added +14.6k +14,648
73 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 20,78220.8k $255.0k $255.0k 0.00% Added +63 +63
74 Dynamic Technology Lab Private Ltd 0.03% of their portfolio SINGAPORE, U0 20,46320.5k $251.0k $251.0k 0.03% Reduced -3.7k -3,691
75 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 20,03020.0k $245.8k $245.8k 0.00% Unchanged
76 GILDER GAGNON HOWE & CO LLC 0.00% of their portfolio New York, NY 19,98620.0k $245.2k $245.2k 0.00% Added +104 +104
77 SILVER OAK SECURITIES, INCORPORATED 0.03% of their portfolio JACKSON, TN 19,87719.9k $243.9k $243.9k 0.03% New
78 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 19,60819.6k $240.6k $240.6k 0.00% Reduced -3.4k -3,440
79 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 19,35919.4k $237.5k $237.5k 0.00% Added +18.6k +18,563
80 AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio New York, NY 19,10019.1k $234.4k $234.4k 0.00% Reduced -77 -77
81 Brevan Howard Capital Management LP 0.02% of their portfolio ST. HELIER, Y9 18,23618.2k $223.8k $223.8k 0.02% New
82 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 17,30017.3k $212.3k $212.3k 0.00% Reduced -13.4k -13,418
83 STIFEL FINANCIAL CORP 0.00% of their portfolio ST. LOUIS, MO 15,92315.9k $195.4k $195.4k 0.00% Reduced -20.9k -20,890
84 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 15,62215.6k $192.0k $192.0k 0.00% Added +7.8k +7,827
85 VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio ATLANTA, GA 15,46015.5k $189.7k $189.7k 0.00% Unchanged
86 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 15,06215.1k $184.8k $184.8k 0.00% Unchanged
87 COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio WALTHAM, MA 14,54214.5k $178.0k $178.0k 0.00% New
88 Squarepoint Ops LLC 0.00% of their portfolio NEW YORK, NY 14,36714.4k $176.3k $176.3k 0.00% Reduced -14.2k -14,184
89 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 13,93113.9k $170.9k $170.9k 0.00% Reduced -53.6k -53,640
90 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 13,38413.4k $164.2k $164.2k 0.00% Unchanged
91 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 13,19313.2k $161.9k $161.9k 0.00% Reduced -2.2k -2,209
92 Bridgefront Capital, LLC 0.12% of their portfolio AUSTIN, TX 12,52612.5k $153.7k $153.7k 0.12% New
93 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 12,02212.0k $147.0k $147.0k 0.00% New
94 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio TALLAHASSEE, FL 10,97511.0k $134.7k $134.7k 0.00% Unchanged
95 Y-Intercept (Hong Kong) Ltd 0.01% of their portfolio HONG KONG, K3 10,91710.9k $134.0k $134.0k 0.01% New
96 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 10,61210.6k $130.2k $130.2k 0.00% Added +2.0k +2,015
97 Mengis Capital Management, Inc. 0.02% of their portfolio PORTLAND, OR 10,35010.3k $127.0k $127.0k 0.02% Reduced -2.7k -2,740
98 GROUP ONE TRADING LLC 0.00% of their portfolio CHICAGO, IL 10,15410.2k $124.6k $124.6k 0.00% Added +8.2k +8,242
99 FMR LLC 0.00% of their portfolio BOSTON, MA 9,96310.0k $122.2k $122.2k 0.00% Added +8.8k +8,787
100 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 0.00% of their portfolio DENVER, CO 9,7089.7k $119.0k $119.0k 0.00% Unchanged