Vault-13

KNOT OFFSHORE PARTNERS LP KNOP

COM UNITS · Common Stock · CUSIP Y48125101

44 institutional holders -7 vs Q1 2026
8,644,7368.6m shares reported held*
$86.2mreported value*
4 new 17 added 14 reduced 11 sold out net bought ≈ $1.2m (+124.1k 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 ($169.6k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $9.98. Options: 2 managers hold calls ($33.9k notional), 1 hold puts ($5.0k).

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0204060Q3 22: 47Q4 22: 52Q1 23: 49Q2 23: 38Q3 23: 38Q4 23: 47Q1 24: 40Q2 24: 42Q3 24: 43Q4 24: 41Q1 25: 40Q2 25: 43Q3 25: 41Q4 25: 48Q1 26: 51Q2 26: 4444Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202247
Q4 202252
Q1 202349
Q2 202338
Q3 202338
Q4 202347
Q1 202440
Q2 202442
Q3 202443
Q4 202441
Q1 202540
Q2 202543
Q3 202541
Q4 202548
Q1 202651
Q2 202644

Buyers vs sellers

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

Bought or addedCut or sold out
40040Q3 24: 17 bought or addedQ3 24: 21 cut or sold outQ4 24: 23 bought or addedQ4 24: 13 cut or sold outQ4 24Q1 25: 21 bought or addedQ1 25: 15 cut or sold outQ2 25: 18 bought or addedQ2 25: 12 cut or sold outQ2 25Q3 25: 15 bought or addedQ3 25: 18 cut or sold outQ4 25: 27 bought or addedQ4 25: 18 cut or sold outQ4 25Q1 26: 29 bought or addedQ1 26: 18 cut or sold outQ2 26: 21 bought or addedQ2 26: 25 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 20241721
Q4 20242313
Q1 20252115
Q2 20251812
Q3 20251518
Q4 20252718
Q1 20262918
Q2 20262125

Calls vs puts

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

CallsPuts
$0$500k$1m$1.5m$2mQ3 25 calls: $288.4kQ3 25 puts: $127.0kQ3 25P/C 0.44Q4 25 calls: $1.7mQ4 25 puts: $311.5kQ4 25P/C 0.19Q1 26 calls: $1.7mQ1 26 puts: $238.9kQ1 26P/C 0.14Q2 26 calls: $33.9kQ2 26 puts: $5.0kQ2 26P/C 0.15
Numbers
QuarterCallsPutsP/C
Q3 2025$288.4k$127.0k0.44
Q4 2025$1.7m$311.5k0.19
Q1 2026$1.7m$238.9k0.14
Q2 2026$33.9k$5.0k0.15

Biggest buyers

American Beacon Advisors, Inc. Added +361,659+361.7k
Hartree Partners, LP Added +202,534+202.5k
Beartown Capital Management, LLC Added +125,900+125.9k
CITADEL ADVISORS LLC New +76,571+76.6k
ACADIAN ASSET MANAGEMENT LLC Added +38,846+38.8k
TWO SIGMA INVESTMENTS, LP Added +29,890+29.9k
683 Capital Management, LLC Added +25,000+25.0k
MARSHALL WACE, LLP Added +17,386+17.4k
Russell Investments Group, Ltd. New +17,112+17.1k
JANE STREET GROUP, LLC New +16,532+16.5k

Biggest sellers

NATIXIS Sold out -121,200-121.2k
CITIGROUP INC Sold out -112,819-112.8k
RENAISSANCE TECHNOLOGIES LLC Reduced -92,660-92.7k
SIMPLEX TRADING, LLC Reduced -83,446-83.4k
Alpine Global Management, LLC Sold out -72,500-72.5k
MILLENNIUM MANAGEMENT LLC Reduced -71,732-71.7k
LPL Financial LLC Sold out -48,294-48.3k
FNY Investment Advisers, LLC Reduced -40,811-40.8k
Point72 Asset Management, L.P. Sold out -32,235-32.2k
Walleye Capital LLC Sold out -25,648-25.6k

Biggest calls

SIMPLEX TRADING, LLC Reduced $32.9k3.3k shares
GROUP ONE TRADING LLC New $998100 shares

Biggest puts

SIMPLEX TRADING, LLC New $5.0k500 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.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Knutsen NYK Offshore Tankers AS 13D · may seek influence +3.2 pts · filed 2026-06-16
Stated purposeThe information contained in Item 3 above is incorporated herein by reference. KNOT acquired its Common Units (including any Common Units issuable upon conversion of the Class B Units and Series A Preferred Units) for investment purposes and (in the case of the original acquisition of the Subordinated Units) in order to effect the IPO. Each of the Reporting Persons at any time and from time to time may acquire additional Common Units or dispose of any or all of Common Units that it owns depending upon an ongoing evaluation of the investment in the Common Units, prevailing market conditions, other investment opportunities, other investment considerations and/or other factors. Under the Limited Liability Company Agreement of the General Partner, dated February 20, 2013 (the "General Partne… Full filing
32.5% +3.2 pts 11.5m≈ $114.8m 2026-06-16
Astaris Capital Management LLP 13D · may seek influence no change · filed 2026-07-30
Stated purposeThis Schedule 13D Amendment No. 5 is being filed in connection with the matters discussed below. On July 28, 2026, Astaris Capital Management LLP delivered a letter to the Issuer (the "July 2026 Letter") regarding, among other things, the potential appointment of additional independent directors to the board of directors of the Issuer (the "Board"). The foregoing description of the July 2026 Letter contained in this Item 4 is not intended to be complete and is qualified in its entirety by reference to the July 2026 Letter, a copy of which is attached as Exhibit B to this Schedule 13D. The Reporting Persons acquired the securities reported herein for investment purposes and intend to review their investments in the Issuer on a continuing basis. Subject to various factors, including but no… Full filing
8.1% no change 2.7m≈ $27.4m 2026-07-30

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
101Q4 24: 0 buyingQ4 24: 0 sellingQ1 25: 0 buyingQ1 25: 0 sellingQ1 25Q2 25: 0 buyingQ2 25: 0 sellingQ3 25: 0 buyingQ3 25: 0 sellingQ3 25Q4 25: 0 buyingQ4 25: 0 sellingQ1 26: 0 buyingQ1 26: 0 sellingQ1 26Q2 26: 1 buyingQ2 26: 0 sellingQ3 26: 0 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20240—0——
Q1 20250—0——
Q2 20250—0——
Q3 20250—0——
Q4 20250—0——
Q1 20260—0——
Q2 20261$25.0m0——
Q3 20260—0——
DateInsiderTradeSharesPrice ValueTheir holding
2026-06-15 Seglem Trygve Director · By Knutsen NYK Offshore Tankers AS · Series A Preferred Units Bought 1,250,000 $20.00 $25.0m1.2m shares +600%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 1,776,8041.8m $17.7m $17.7m 0.00% Unchanged
2 683 Capital Management, LLC 1.38% of their portfolio NEW YORK, NY 1,505,0001.5m $15.0m $15.0m 1.38% Added +25.0k +25,000
3 RENAISSANCE TECHNOLOGIES LLC 0.02% of their portfolio NEW YORK, NY 1,242,7751.2m $12.4m $12.4m 0.02% Reduced -92.7k -92,660
4 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 888,372888.4k $8.9m $8.9m 0.00% Reduced -18.8k -18,792
5 American Beacon Advisors, Inc. 62.52% of their portfolio Irving, TX 865,554865.6k $8.6m $8.6m 62.52% Added +361.7k +361,659
6 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 620,395620.4k $6.2m $6.2m 0.00% Added +29.9k +29,890
7 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 363,502363.5k $3.6m $3.6m 0.00% Reduced -23.6k -23,638
8 Beartown Capital Management, LLC 1.25% of their portfolio HUNTINGTON WOODS, MI 282,982283.0k $2.8m $2.8m 1.25% Added +125.9k +125,900
9 Hartree Partners, LP 0.51% of their portfolio NEW YORK, NY 238,914238.9k $2.4m $2.4m 0.51% Added +202.5k +202,534
10 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 110,939110.9k $1.1m $1.1m 0.00% Added +17.4k +17,386
11 Trexquant Investment LP 0.01% of their portfolio STAMFORD, CT 88,65688.7k $884.8k $884.8k 0.01% Added +11.4k +11,430
12 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 76,57176.6k $764.2k $764.2k 0.00% New
13 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 71,86871.9k $717.2k $717.2k 0.00% Added +6.9k +6,947
14 ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio Boston, MA 65,39165.4k $649.0k $649.0k 0.00% Added +38.8k +38,846
15 Janney Montgomery Scott LLC 0.00% of their portfolio PHILADELPHIA, PA 65,15965.2k $650.0k $650.0k 0.00% Added +1.4k +1,382
16 Tidal Investments LLC 0.00% of their portfolio Milwaukee, WI 64,16564.2k $640.4k $640.4k 0.00% Reduced -6.0k -5,986
17 GSA CAPITAL PARTNERS LLP 0.04% of their portfolio LONDON, X0 61,28961.3k $612.0k $612.0k 0.04% Reduced -6.1k -6,145
18 HighTower Advisors, LLC 0.00% of their portfolio CHICAGO, IL 59,37559.4k $592.6k $592.6k 0.00% Reduced -361 -361
19 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 27,91727.9k $278.6k $278.6k 0.00% Unchanged
20 Covestor Ltd 0.13% of their portfolio LONDON, X0 23,30523.3k $233.0k $233.0k 0.13% Added +10.4k +10,400
21 ING GROEP NV 0.00% of their portfolio AMSTERDAM, P7 19,80019.8k $197.6k $197.6k 0.00% Unchanged
22 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 17,11217.1k $169.6k $169.6k 0.00% New
23 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 16,53216.5k $165.0k $165.0k 0.00% New
24 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 14,50314.5k $144.7k $144.7k 0.00% Reduced -14.9k -14,863
25 DAVIDSON TRUST CO 0.05% of their portfolio SEATTLE, WA 13,80013.8k $137.7k $137.7k 0.05% Unchanged
26 State of Tennessee, Department of Treasury 0.00% of their portfolio NASHVILLE, TN 13,22813.2k $132.0k $132.0k 0.00% Reduced -15.2k -15,225
27 EWA, LLC 0.02% of their portfolio PITTSBURGH, PA 11,94111.9k $119.2k $119.2k 0.02% Reduced -476 -476
28 Engineers Gate Manager LP 0.00% of their portfolio NEW YORK, NY 11,57711.6k $115.5k $115.5k 0.00% Reduced -6.3k -6,328
29 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 11,03111.0k $110.1k $110.1k 0.00% Reduced -71.7k -71,732
30 Compagnie Lombard Odier SCmA 0.00% of their portfolio 1204 GENEVA, V8 9,0009.0k $89.8k $89.8k 0.00% Unchanged
31 UBS Group AG 0.00% of their portfolio ZURICH, V8 4,9605.0k $49.5k $49.5k 0.00% Added +4.4k +4,352
32 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 3,5013.5k $34.9k $34.9k 0.00% Reduced -100 -100
33 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 3,3913.4k $34.0k $34.0k 0.00% Added +937 +937
34 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 2,8962.9k $28.9k $28.9k 0.00% Reduced -83.4k -83,446
35 FNY Investment Advisers, LLC 0.01% of their portfolio NEW YORK, NY 2,4772.5k $24.0k $24.0k 0.01% Reduced -40.8k -40,811
36 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 2,1002.1k $21.0k $21.0k 0.00% New
37 CENTRAL TRUST Co 0.00% of their portfolio JEFFERSON CITY, MO 1,9001.9k $19.0k $19.0k 0.00% Unchanged
38 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 1,2901.3k $12.9k $12.9k 0.00% Unchanged
39 JONES FINANCIAL COMPANIES LLLP 0.00% of their portfolio DES PERES, MO 704704 $7.0k $7.0k 0.00% Added +213 +213
40 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 380380 $3.8k $3.8k 0.00% Added +304 +304
41 Winch Advisory Services, LLC 0.00% of their portfolio Appleton, WI 309309 $3.1k $3.1k 0.00% Added +1 +1
42 CX Institutional 0.00% of their portfolio AUBURN, IN 303303 $3.0k $3.0k 0.00% Added +1 +1
43 UMB Bank, n.a. 0.00% of their portfolio Kansas City, MO 100100 $998 $998 0.00% Unchanged
44 Bare Financial Services, Inc 0.00% of their portfolio GAP, PA 8080 $798 $798 0.00% Unchanged