Vault-13

WATERBRIDGE INFRASTRUCTURE L WBI

CL A SHS REPSTG · Common Stock · CUSIP 940923105

105 institutional holders -11 vs Q3 2025
34,636,65034.6m shares reported held*
$693.2mreported value*
31 new 41 added 15 reduced 40 sold out net bought ≈ $8.5m (+424.3k 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. Holder counts are more reliable. Implied quarter-end price ≈ $20.01. Options: 3 managers hold calls ($1.3m notional), 2 hold puts ($22.0k).

Trends to Q4 2025

Institutional holders

Managers reporting a position, each quarter

050100150Q3 25: 116Q4 25: 105105Q3 25Q4 25
Numbers
QuarterHolders
Q3 2025116
Q4 2025105

Calls vs puts

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

CallsPuts
$0$500k$1m$1.5mQ1 25 calls: $0Q1 25 puts: $0Q1 25P/C —Q2 25 calls: $0Q2 25 puts: $0Q2 25P/C —Q3 25 calls: $0Q3 25 puts: $0Q3 25P/C —Q4 25 calls: $1.3mQ4 25 puts: $22.0kQ4 25P/C 0.02
Numbers
QuarterCallsPutsP/C
Q1 2025$0$0—
Q2 2025$0$0—
Q3 2025$0$0—
Q4 2025$1.3m$22.0k0.02

Biggest buyers

MILLENNIUM MANAGEMENT LLC Added +1,045,148+1.0m
HORIZON KINETICS ASSET MANAGEMENT LLC Added +483,214+483.2k
FMR LLC Added +344,921+344.9k
Cinctive Capital Management LP Added +313,481+313.5k
SCHWARTZ INVESTMENT COUNSEL INC Added +312,000+312.0k
CIBC Private Wealth Group LLC Added +300,000+300.0k
Tensile Capital Management LP Added +228,806+228.8k
HITE Hedge Asset Management LLC Added +225,542+225.5k
KING LUTHER CAPITAL MANAGEMENT CORP New +210,116+210.1k
RENAISSANCE TECHNOLOGIES LLC New +201,200+201.2k

Biggest sellers

ADAGE CAPITAL PARTNERS GP, L.L.C. Sold out -669,663-669.7k
BlackRock, Inc. Reduced -607,517-607.5k
Zimmer Partners, LP Sold out -557,165-557.2k
CITADEL ADVISORS LLC Reduced -506,810-506.8k
Yaupon Capital Management LP Reduced -502,954-503.0k
Covalis Capital LLP Sold out -300,000-300.0k
Monashee Investment Management LLC Sold out -240,000-240.0k
Sculptor Capital LP Sold out -235,000-235.0k
EAGLE GLOBAL ADVISORS LLC Sold out -200,000-200.0k
WELLINGTON MANAGEMENT GROUP LLP Sold out -185,388-185.4k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP New $822.4k41.1k shares
CITADEL ADVISORS LLC New $484.2k24.2k shares
GROUP ONE TRADING LLC New $4.0k200 shares

Biggest puts

GROUP ONE TRADING LLC New $16.0k800 shares
WOLVERINE ASSET MANAGEMENT LLC New $6.0k300 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
WBR Holdings LLC 13G · exempt (held before listing) -8.8 pts · filed 2026-06-26 52.1% -8.8 pts 53.7m≈ $1.8bn 2026-06-26
Devon WB Holdco L.L.C. 13G · exempt (held before listing) -6.7 pts · filed 2026-08-13 22.4% -6.7 pts 16.0m≈ $548.4m 2026-08-13
HORIZON KINETICS ASSET MANAGEMENT LLC 13G · institution +1.2 pts · filed 2026-04-29 17.0% +1.2 pts 7.3m≈ $251.6m 2026-04-29
T. Rowe Price Investment Management, Inc. 13G · institution new · filed 2026-07-08 11.4% new 5.4m≈ $184.2m 2026-07-08
ALPS ADVISORS INC 13G · institution +2.0 pts · filed 2026-10-07 10.0% +2.0 pts 12.3m≈ $421.5m 2026-10-07
FMR LLC 13G · institution new · filed 2025-11-05 8.5% new 3.7m≈ $126.6m 2025-11-05
GIC Private Ltd 13G · exempt (held before listing) new · filed 2025-11-06 7.9% new 3.4m≈ $116.5m 2025-11-06

Fell to 5% or below in the last year: Elda River Infrastructure WB LLC (0.0%, 2026-05-11)

Insider purchases and sales in Q4 2025

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
202Q1 24: 0 buyingQ1 24: 0 sellingQ2 24: 0 buyingQ2 24: 0 sellingQ2 24Q3 24: 0 buyingQ3 24: 0 sellingQ4 24: 0 buyingQ4 24: 0 sellingQ4 24Q1 25: 0 buyingQ1 25: 0 sellingQ2 25: 0 buyingQ2 25: 0 sellingQ2 25Q3 25: 2 buyingQ3 25: 0 sellingQ4 25: 0 buyingQ4 25: 0 sellingQ4 25
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q1 20240—0——
Q2 20240—0——
Q3 20240—0——
Q4 20240—0——
Q1 20250—0——
Q2 20250—0——
Q3 20252$7.5m0——
Q4 20250—0——

None reported in Q4 2025.

Holders, Q4 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 HORIZON KINETICS ASSET MANAGEMENT LLC 1.85% of their portfolio NEW YORK, NY 6,837,5206.8m $136.8m $136.8m 1.85% Added +483.2k +483,214
2 FMR LLC 0.00% of their portfolio BOSTON, MA 4,038,7604.0m $80.8m $80.8m 0.00% Added +344.9k +344,921
3 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 1,498,2641.5m $30.0m $30.0m 0.02% Added +1.0m +1,045,148
4 SCHWARTZ INVESTMENT COUNSEL INC 0.97% of their portfolio PLYMOUTH, MI 1,385,0291.4m $27.7m $27.7m 0.97% Added +312.0k +312,000
5 AMERIPRISE FINANCIAL INC 0.01% of their portfolio MINNEAPOLIS, MN 1,263,2541.3m $25.3m $25.3m 0.01% Added +107.9k +107,871
6 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,125,6671.1m $22.5m $22.5m 0.00% Added +60.5k +60,538
7 STEADFAST CAPITAL MANAGEMENT LP 0.37% of their portfolio NEW YORK, NY 1,053,2891.1m $21.1m $21.1m 0.37% Added +95.1k +95,100
8 Cinctive Capital Management LP 1.20% of their portfolio New York, NY 1,037,2891.0m $20.8m $20.8m 1.20% Added +313.5k +313,481
9 EMORY UNIVERSITY 12.74% of their portfolio ATLANTA, GA 1,000,0001.0m $20.0m $20.0m 12.74% Unchanged
10 HAMILTON LANE ADVISORS LLC 11.02% of their portfolio CONSHOHOCKEN, PA 1,000,0001.0m $20.0m $20.0m 11.02% Unchanged
11 Merewether Investment Management, LP 0.40% of their portfolio DALLAS, TX 870,400870.4k $17.4m $17.4m 0.40% Unchanged
12 FIRST MANHATTAN CO. LLC. 0.04% of their portfolio NEW YORK, NY 803,720803.7k $16.1m $16.1m 0.04% Added +3.7k +3,720
13 Hill City Capital, LP 0.53% of their portfolio BOSTON, MA 700,000700.0k $14.0m $14.0m 0.53% Unchanged
14 FEDERATED HERMES, INC. 0.02% of their portfolio PITTSBURGH, PA 633,000633.0k $12.7m $12.7m 0.02% Unchanged
15 WESTWOOD HOLDINGS GROUP INC 0.10% of their portfolio DALLAS, TX 610,655610.7k $12.2m $12.2m 0.10% Added +10.7k +10,655
16 Hood River Capital Management LLC 0.13% of their portfolio PALM BEACH GARDENS, FL 608,391608.4k $12.2m $12.2m 0.13% Added +8.4k +8,360
17 Ranger Investment Management, L.P. 0.79% of their portfolio DALLAS, TX 579,016579.0k $11.6m $11.6m 0.79% Added +201.2k +201,171
18 Tensile Capital Management LP 1.37% of their portfolio LARKSPUR, CA 528,806528.8k $10.6m $10.6m 1.37% Added +228.8k +228,806
19 Yaupon Capital Management LP 0.49% of their portfolio NEW YORK, NY 497,046497.0k $9.9m $9.9m 0.49% Reduced -503.0k -502,954
20 REAVES W H & CO INC 0.16% of their portfolio JERSEY CITY, NJ 450,000450.0k $9.0m $9.0m 0.16% Unchanged
21 RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio ST. PETERSBURG, FL 442,478442.5k $8.9m $8.9m 0.00% Added +1.2k +1,197
22 CIBC Private Wealth Group LLC 0.01% of their portfolio ATLANTA, GA 400,000400.0k $8.0m $8.0m 0.01% Added +300.0k +300,000
23 JANE STREET GROUP, LLC 0.01% of their portfolio NEW YORK, NY 392,509392.5k $7.9m $7.9m 0.01% Reduced -1.3k -1,342
24 JENNISON ASSOCIATES LLC 0.00% of their portfolio NEW YORK, NY 306,677306.7k $6.1m $6.1m 0.00% Added +38.0k +38,011
25 Ghisallo Capital Management LLC 0.27% of their portfolio BOSTON, MA 300,000300.0k $6.0m $6.0m 0.27% Unchanged
26 Longaeva Partners L.P. 0.70% of their portfolio Chicago, IL 293,865293.9k $5.9m $5.9m 0.70% Reduced -27.8k -27,839
27 HITE Hedge Asset Management LLC 0.36% of their portfolio BRAINTREE, MA 284,689284.7k $5.7m $5.7m 0.36% Added +225.5k +225,542
28 MAD RIVER INVESTORS 2.34% of their portfolio BOSTON, MA 257,000257.0k $5.1m $5.1m 2.34% Added +5.3k +5,300
29 SEVEN GRAND MANAGERS, LLC 0.38% of their portfolio BRONXVILLE, NY 250,000250.0k $5.0m $5.0m 0.38% Unchanged
30 VAN ECK ASSOCIATES CORP 0.00% of their portfolio NEW YORK, NY 244,160244.2k $4.9m $4.9m 0.00% Reduced -13.0k -12,980
31 UBS Group AG 0.00% of their portfolio ZURICH, V8 236,959237.0k $4.7m $4.7m 0.00% Added +173.1k +173,085
32 KING LUTHER CAPITAL MANAGEMENT CORP 0.02% of their portfolio FORT WORTH, TX 210,116210.1k $4.2m $4.2m 0.02% New
33 TOCQUEVILLE ASSET MANAGEMENT L.P. 0.06% of their portfolio New York, NY 207,585207.6k $4.2m $4.2m 0.06% Reduced -6.2k -6,215
34 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 201,200201.2k $4.0m $4.0m 0.01% New
35 NORGES BANK 0.00% of their portfolio OSLO, Q8 200,000200.0k $4.0m $4.0m 0.00% Not comparable
36 HRT FINANCIAL LP 0.01% of their portfolio NEW YORK, NY 171,195171.2k $3.4m $3.4m 0.01% Added +66.5k +66,522
37 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 162,172162.2k $3.2m $3.2m 0.00% Added +3.7k +3,672
38 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 154,848154.8k $3.1m $3.1m 0.00% Reduced -54.4k -54,357
39 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 151,996152.0k $3.0m $3.0m 0.00% Added +45.4k +45,370
40 Burkehill Global Management, LP 0.20% of their portfolio NEW YORK, NY 150,000150.0k $3.0m $3.0m 0.20% Unchanged
41 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 148,864148.9k $3.0m $3.0m 0.00% New
42 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 137,350137.3k $2.7m $2.7m 0.00% Added +106.9k +106,898
43 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 127,297127.3k $2.5m $2.5m 0.00% Added +104.2k +104,163
44 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 126,474126.5k $2.5m $2.5m 0.00% Added +65.4k +65,352
45 Point72 Asset Management, L.P. 0.00% of their portfolio STAMFORD, CT 125,200125.2k $2.5m $2.5m 0.00% New
46 Aventail Capital Group, LP 0.14% of their portfolio NEW YORK, NY 123,527123.5k $2.5m $2.5m 0.14% Reduced -1.5k -1,473
47 BlackRock, Inc. 0.00% of their portfolio New York, NY 122,856122.9k $2.5m $2.5m 0.00% Reduced -607.5k -607,517
48 EagleClaw Capital Managment, LLC 0.35% of their portfolio BOSTON, MA 119,825119.8k $2.4m $2.4m 0.35% Added +84.8k +84,775
49 CAZ INVESTMENTS LP 3.90% of their portfolio HOUSTON, TX 112,500112.5k $2.3m $2.3m 3.90% Added +37.5k +37,500
50 NEEDHAM INVESTMENT MANAGEMENT LLC 0.14% of their portfolio NEW YORK, NY 110,000110.0k $2.2m $2.2m 0.14% Added +91.6k +91,639
51 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 107,867107.9k $2.2m $2.2m 0.00% Reduced -92.1k -92,133
52 LMR Partners LLP 0.02% of their portfolio LONDON, X0 104,400104.4k $2.1m $2.1m 0.02% Unchanged
53 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 103,197103.2k $2.1m $2.1m 0.01% Added +24.0k +24,039
54 Moors & Cabot, Inc. 0.09% of their portfolio BOSTON, MA 103,163103.2k $2.1m $2.1m 0.09% Added +26.4k +26,363
55 Hound Partners, LLC 0.28% of their portfolio NEW YORK, NY 100,000100.0k $2.0m $2.0m 0.28% Unchanged
56 Schonfeld Strategic Advisors LLC 0.01% of their portfolio NEW YORK, NY 97,73197.7k $2.0m $2.0m 0.01% Reduced -52.3k -52,269
57 ING GROEP NV 0.01% of their portfolio AMSTERDAM, P7 94,00094.0k $1.9m $1.9m 0.01% New
58 Verition Fund Management LLC 0.01% of their portfolio GREENWICH, CT 90,12290.1k $1.8m $1.8m 0.01% New
59 XTX Topco Ltd 0.04% of their portfolio LONDON, X0 66,90266.9k $1.3m $1.3m 0.04% New
60 PECAUT & CO. 0.43% of their portfolio SIOUX CITY, IA 66,50066.5k $1.3m $1.3m 0.43% Unchanged
61 OCCUDO QUANTITATIVE STRATEGIES LP 0.09% of their portfolio FORT LAUDERDALE, FL 66,03566.0k $1.3m $1.3m 0.09% New
62 PROMETHIUM ADVISORS,LLC 0.69% of their portfolio BETHESDA, MD 64,17064.2k $1.3m $1.3m 0.69% Added +32.2k +32,188
63 Balyasny Asset Management L.P. 0.00% of their portfolio Chicago, IL 63,08363.1k $1.3m $1.3m 0.00% Reduced -140.4k -140,353
64 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 59,93659.9k $1.2m $1.2m 0.00% New
65 ExodusPoint Capital Management, LP 0.01% of their portfolio NEW YORK, NY 55,20655.2k $1.1m $1.1m 0.01% New
66 HighTower Advisors, LLC 0.00% of their portfolio CHICAGO, IL 48,50348.5k $970.5k $970.5k 0.00% Added +8.8k +8,794
67 Jump Financial, LLC 0.01% of their portfolio Chicago, IL 46,40046.4k $928.5k $928.5k 0.01% New
68 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 43,23543.2k $865.1k $865.1k 0.00% Reduced -506.8k -506,810
69 Sandia Investment Management LP 2.00% of their portfolio BOSTON, MA 40,00040.0k $800.4k $800.4k 2.00% Added +15.0k +15,000
70 Lykos Global Management, LP 0.50% of their portfolio STAMFORD, CT 35,00035.0k $700.4k $700.4k 0.50% First filing
71 Quantbot Technologies LP 0.02% of their portfolio NEW YORK, NY 30,69730.7k $614.2k $614.2k 0.02% New
72 Lido Advisors, LLC 0.00% of their portfolio Los Angeles, CA 30,19730.2k $761.6k $761.6k 0.00% Unchanged
73 BOOTHBAY FUND MANAGEMENT, LLC 0.01% of their portfolio NEW YORK, NY 25,53425.5k $510.9k $510.9k 0.01% New
74 Counterpoint Mutual Funds LLC 0.04% of their portfolio San Diego, CA 25,17225.2k $503.7k $503.7k 0.04% New
75 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 23,27823.3k $465.8k $465.8k 0.00% Added +12.4k +12,402
76 Quadrature Capital Ltd 0.00% of their portfolio LONDON, X0 22,11622.1k $442.5k $442.5k 0.00% New
77 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 19,83119.8k $396.8k $396.8k 0.00% Added +8.9k +8,897
78 Squarepoint Ops LLC 0.00% of their portfolio NEW YORK, NY 19,12419.1k $382.7k $382.7k 0.00% Reduced -26.2k -26,182
79 Benin Management CORP 0.08% of their portfolio Redding, CT 18,43018.4k $368.8k $368.8k 0.08% New
80 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 17,84017.8k $357.0k $357.0k 0.00% Added +2.8k +2,840
81 Atlas Wealth Partners, LLC 0.34% of their portfolio WYOMISSING, PA 15,55515.6k $311.3k $311.3k 0.34% Added +3.9k +3,855
82 Advisory Services Network, LLC 0.00% of their portfolio ATLANTA, GA 15,20015.2k $304.2k $304.2k 0.00% New
83 Weiss Asset Management LP 0.00% of their portfolio BOSTON, MA 15,00015.0k $300.1k $300.1k 0.00% Reduced -35.0k -35,000
84 Pekin Hardy Strauss, Inc. 0.02% of their portfolio CHICAGO, IL 13,50013.5k $270.1k $270.1k 0.02% New
85 Stratos Wealth Partners, LTD. 0.00% of their portfolio BEACHWOOD, OH 12,84612.8k $257.0k $257.0k 0.00% Added +3.1k +3,079
86 MSRH, LLC 0.28% of their portfolio New York, NY 12,50012.5k $250.1k $250.1k 0.28% First filing
87 Concurrent Investment Advisors, LLC 0.00% of their portfolio Tampa, FL 11,65011.7k $233.1k $233.1k 0.00% New
88 Americana Partners, LLC 0.01% of their portfolio Houston, TX 10,86110.9k $217.3k $217.3k 0.01% Unchanged
89 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 10,20410.2k $204.2k $204.2k 0.00% Added +6.4k +6,427
90 US BANCORP \DE\ 0.00% of their portfolio MINNEAPOLIS, MN 9,6199.6k $192.5k $192.5k 0.00% Added +5.1k +5,109
91 CHILTON CAPITAL MANAGEMENT LLC 0.01% of their portfolio HOUSTON, TX 9,3759.4k $187.6k $187.6k 0.01% Unchanged
92 Kings Path Partners LLC 0.05% of their portfolio SUGAR LAND, TX 6,9006.9k $138.1k $138.1k 0.05% New
93 Caitong International Asset Management Co., Ltd 0.02% of their portfolio HONG KONG, K3 4,2814.3k $85.7k $85.7k 0.02% New
94 State of Wyoming 0.01% of their portfolio CHEYENNE, WY 2,7802.8k $55.6k $55.6k 0.01% New
95 Pinnacle Wealth Planning Services, Inc. 0.00% of their portfolio MANSFIELD, OH 2,0582.1k $41.2k $41.2k 0.00% New
96 COMERICA BANK 0.00% of their portfolio DALLAS, TX 2,0172.0k $40.4k $40.4k 0.00% Added +483 +483
97 WHITTIER TRUST CO OF NEVADA INC 0.00% of their portfolio RENO, NV 1,5591.6k $29.6k $29.6k 0.00% New
98 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 678678 $13.6k $13.6k 0.00% New
99 OSAIC HOLDINGS, INC. 0.00% of their portfolio SCOTTSDALE, AZ 648648 $13.0k $13.0k 0.00% New
100 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 200200 $4.0k $4.0k 0.00% New