Vault-13

SOUTHWEST GAS HLDGS INC SWX

COM · Common Stock · CUSIP 844895102

Investor-owned utility based in Las Vegas, Nevada, United States

287 institutional holders
59,242,87959.2m shares reported held*
88.3% of all shares outstanding*
$4.1bnreported value*

* 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 ($8.5m this quarter). Holder counts are more reliable. Shares outstanding: 67.1m as of 2022-10-31, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $69.76. Options: 6 managers hold calls ($3.5m notional), 6 hold puts ($1.7m).

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP — $2.2m31.3k shares
CITADEL ADVISORS LLC — $963.0k13.8k shares
GROUP ONE TRADING LLC — $342.0k4.9k shares
SIMPLEX TRADING, LLC — $20.0k300 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. — $00 shares
Cutler Group LLC / CA — $0300 shares

Biggest puts

SUSQUEHANNA INTERNATIONAL GROUP, LLP — $1.0m14.8k shares
CITADEL ADVISORS LLC — $607.0k8.7k shares
SIMPLEX TRADING, LLC — $27.0k400 shares
BNP PARIBAS FINANCIAL MARKETS — $7.0k1 shares
Cutler Group LLC / CA — $3.0k400 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. — $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.

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
BlackRock, Inc. 13G · institution filed 2026-10-27 15.1% 10.9m≈ $969.2m 2026-10-27
FMR LLC 13G · institution +1.1 pts · filed 2026-02-05 7.8% +1.1 pts 5.6m≈ $501.0m 2026-02-05
VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 5.4% new 3.9m≈ $344.3m 2026-04-29

Fell to 5% or below in the last year: Corvex Management LP (5.0%, 2026-05-08), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC), ICAHN CARL C (5.0%, 2026-01-29)

Insider purchases and sales in Q3 2022

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
404Q4 20: 0 buyingQ4 20: 0 sellingQ1 21: 0 buyingQ1 21: 0 sellingQ1 21Q2 21: 0 buyingQ2 21: 0 sellingQ3 21: 0 buyingQ3 21: 0 sellingQ3 21Q4 21: 0 buyingQ4 21: 0 sellingQ1 22: 0 buyingQ1 22: 0 sellingQ1 22Q2 22: 0 buyingQ2 22: 3 sellingQ3 22: 0 buyingQ3 22: 2 sellingQ3 22
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20200—0——
Q1 20210—0——
Q2 20210—0——
Q3 20210—0——
Q4 20210—0——
Q1 20220—0——
Q2 20220—3$1.4m—
Q3 20220—2$147—
DateInsiderTradeSharesPrice ValueTheir holding
2022-09-29 Sharma Ruby Director Sold 1 $70.89 $821 shares -<1%
2022-08-15 Teno Andrew Director Sold 1 $76.30 $661 shares -<1%

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, Q3 2022

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.02% of their portfolio New York, NY 9,324,4269.3m $650.4m $650.4m 0.02% —
2 VANGUARD GROUP INC 0.01% of their portfolio Valley Forge, PA 6,770,3736.8m $472.2m $472.2m 0.01% —
3 ICAHN CARL C 2.17% of their portfolio SUNNY ISLES BEACH, FL 6,611,6306.6m $461.2m $461.2m 2.17% —
4 T. Rowe Price Investment Management, Inc. 0.16% of their portfolio BALTIMORE, MD 2,865,4592.9m $199.9m $199.9m 0.16% —
5 FULLER & THALER ASSET MANAGEMENT, INC. 1.08% of their portfolio SAN MATEO, CA 2,146,5262.1m $149.7m $149.7m 1.08% —
6 STATE STREET CORP 0.01% of their portfolio BOSTON, MA 2,112,7102.1m $147.4m $147.4m 0.01% —
7 NOMURA HOLDINGS INC 1.25% of their portfolio TOKYO, M0 1,826,3671.8m $127.5m $127.5m 1.25% —
8 ALLIANCEBERNSTEIN L.P. 0.05% of their portfolio NASHVILLE, TN 1,409,5491.4m $98.3m $98.3m 0.05% —
9 ClearBridge Investments Ltd 2.86% of their portfolio SYDNEY, C3 1,256,3721.3m $87.6m $87.6m 2.86% —
10 PRINCIPAL FINANCIAL GROUP INC 0.07% of their portfolio DES MOINES, IA 1,221,7971.2m $85.2m $85.2m 0.07% —
11 GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio BOSTON, MA 1,215,2681.2m $84.8m $84.8m 0.01% —
12 GABELLI FUNDS LLC 0.66% of their portfolio Rye, NY 1,152,7671.2m $80.4m $80.4m 0.66% —
13 Zimmer Partners, LP 1.72% of their portfolio NEW YORK, NY 1,112,0001.1m $77.6m $77.6m 1.72% —
14 Brookfield Corp /ON/ 0.26% of their portfolio TORONTO, A6 1,029,1561.0m $71.8m $71.8m 0.26% —
15 MACQUARIE GROUP LTD 0.08% of their portfolio Sydney, NSW 2000, C3 978,353978.4k $68.3m $68.3m 0.08% —
16 NORTHERN TRUST CORP 0.02% of their portfolio CHICAGO, IL 966,960967.0k $67.4m $67.4m 0.02% —
17 Bank of New York Mellon Corp 0.02% of their portfolio NEW YORK, NY 915,997916.0k $63.9m $63.9m 0.02% —
18 FRANKLIN RESOURCES INC 0.03% of their portfolio San Mateo, CA 703,072703.1k $49.0m $49.0m 0.03% —
19 GAMCO INVESTORS, INC. ET AL 0.58% of their portfolio GREENWICH, CT 701,782701.8k $48.9m $48.9m 0.58% —
20 DIMENSIONAL FUND ADVISORS LP 0.02% of their portfolio AUSTIN, TX 689,132689.1k $48.1m $48.1m 0.02% —
21 AMERICAN CENTURY COMPANIES INC 0.04% of their portfolio KANSAS CITY, MO 606,661606.7k $42.3m $42.3m 0.04% —
22 NORGES BANK 0.01% of their portfolio OSLO, Q8 604,037604.0k $42.1m $42.1m 0.01% —
23 GOLDMAN SACHS GROUP INC 0.01% of their portfolio NEW YORK, NY 583,659583.7k $40.7m $40.7m 0.01% —
24 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio SAN FRANCISCO, CA 536,141536.1k $37.4m $37.4m 0.01% —
25 CARRONADE CAPITAL MANAGEMENT, LP 16.42% of their portfolio DARIEN, CT 535,591535.6k $37.4m $37.4m 16.42% —
26 Invesco Ltd. 0.01% of their portfolio ATLANTA, GA 510,563510.6k $35.6m $35.6m 0.01% —
27 VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 0.50% of their portfolio HOUSTON, TX 499,964500.0k $34.9m $34.9m 0.50% —
28 WELLINGTON MANAGEMENT GROUP LLP 0.01% of their portfolio Boston, MA 428,740428.7k $29.9m $29.9m 0.01% —
29 ProShare Advisors LLC 0.11% of their portfolio BETHESDA, MD 416,012416.0k $29.0m $29.0m 0.11% —
30 FMR LLC 0.00% of their portfolio BOSTON, MA 414,614414.6k $28.9m $28.9m 0.00% —
31 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 357,433357.4k $24.9m $24.9m 0.00% —
32 MILLENNIUM MANAGEMENT LLC 0.03% of their portfolio NEW YORK, NY 348,804348.8k $24.3m $24.3m 0.03% —
33 CBRE INVESTMENT MANAGEMENT LISTED REAL ASSETS LLC 0.41% of their portfolio RADNOR, PA 326,782326.8k $22.8m $22.8m 0.41% —
34 Nuveen Asset Management, LLC 0.01% of their portfolio CHICAGO, IL 326,471326.5k $22.8m $22.8m 0.01% —
35 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 284,601284.6k $19.9m $19.9m 0.00% —
36 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 281,715281.7k $19.6m $19.6m 0.00% —
37 Point72 Asset Management, L.P. 0.08% of their portfolio STAMFORD, CT 251,500251.5k $17.5m $17.5m 0.08% —
38 Corvex Management LP 1.01% of their portfolio NEW YORK, NY 234,119234.1k $16.3m $16.3m 1.01% —
39 RHUMBLINE ADVISERS 0.02% of their portfolio BOSTON, MA 219,213219.2k $15.3m $15.3m 0.02% —
40 KENNEDY CAPITAL MANAGEMENT LLC 0.44% of their portfolio ST LOUIS, MO 213,061213.1k $14.9m $14.9m 0.44% —
41 Covalis Capital LLP 3.20% of their portfolio LONDON, X0 199,286199.3k $13.9m $13.9m 3.20% —
42 Amundi 0.01% of their portfolio Paris, I0 183,133183.1k $12.8m $12.8m 0.01% —
43 PEREGRINE CAPITAL MANAGEMENT LLC 0.39% of their portfolio MINNEAPOLIS, MN 171,817171.8k $12.0m $12.0m 0.39% —
44 California Public Employees Retirement System 0.01% of their portfolio Sacramento, CA 168,673168.7k $11.8m $11.8m 0.01% —
45 PERSONAL CAPITAL ADVISORS CORP 0.06% of their portfolio Redwood City, CA 167,761167.8k $11.7m $11.7m 0.06% —
46 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 164,688164.7k $11.5m $11.5m 0.00% —
47 Segantii Capital Management Ltd 0.40% of their portfolio HONG KONG, K3 164,098164.1k $11.4m $11.4m 0.40% —
48 Legal & General Group Plc 0.00% of their portfolio London, X0 158,852158.9k $11.1m $11.1m 0.00% —
49 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 158,608158.6k $11.1m $11.1m 0.00% —
50 Swiss National Bank 0.01% of their portfolio ZURICH, V8 158,500158.5k $11.1m $11.1m 0.01% —
51 TRUIST FINANCIAL CORP 0.02% of their portfolio CHARLOTTE, NC 155,105155.1k $10.8m $10.8m 0.02% —
52 Vident Investment Advisory, LLC 0.30% of their portfolio Alpharetta, GA 134,571134.6k $9.3m $9.3m 0.30% —
53 Tortoise Index Solutions, LLC 1.81% of their portfolio OVERLAND PARK, KS 133,515133.5k $9.3m $9.3m 1.81% —
54 AMERICAN INTERNATIONAL GROUP, INC. 0.07% of their portfolio New York, NY 128,449128.4k $9.0m $9.0m 0.07% —
55 13D Management LLC 4.57% of their portfolio New York, NY 125,200125.2k $8.7m $8.7m 4.57% —
56 TD Asset Management Inc 0.01% of their portfolio Toronto, A6 124,402124.4k $8.9m $8.9m 0.01% —
57 River Road Asset Management, LLC 0.12% of their portfolio LOUISVILLE, KY 116,339116.3k $8.1m $8.1m 0.12% —
58 SEI INVESTMENTS CO 0.02% of their portfolio OAKS, PA 112,728112.7k $7.9m $7.9m 0.02% —
59 SG Americas Securities, LLC 0.11% of their portfolio NEW YORK, NY 103,559103.6k $7.2m $7.2m 0.11% —
60 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 97,52997.5k $6.8m $6.8m 0.00% —
61 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 90,80090.8k $6.3m $6.3m 0.00% —
62 CREDIT SUISSE AG/ 0.01% of their portfolio ZURICH, V8 89,41589.4k $6.2m $6.2m 0.01% —
63 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio WEST SACRAMENTO, CA 84,44184.4k $5.9m $5.9m 0.01% —
64 HENNESSY ADVISORS INC 0.39% of their portfolio NOVATO, CA 80,91780.9k $5.6m $5.6m 0.39% —
65 Retirement Systems of Alabama 0.03% of their portfolio MONTGOMERY, AL 80,70580.7k $5.6m $5.6m 0.03% —
66 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 75,12975.1k $5.2m $5.2m 0.00% —
67 MetLife Investment Management, LLC 0.04% of their portfolio Whippany, NJ 73,31973.3k $5.1m $5.1m 0.04% —
68 Edgestream Partners, L.P. 0.39% of their portfolio Princeton, NJ 72,66072.7k $5.1m $5.1m 0.39% —
69 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio ALBANY, NY 69,85869.9k $4.9m $4.9m 0.01% —
70 CANADA LIFE ASSURANCE Co 0.01% of their portfolio WINNIPEG, A2 67,69467.7k $4.7m $4.7m 0.01% —
71 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 63,21363.2k $4.4m $4.4m 0.01% —
72 DEAN INVESTMENT ASSOCIATES, LLC 0.88% of their portfolio BEAVERCREEK, OH 62,12562.1k $4.3m $4.3m 0.88% —
73 Moody Aldrich Partners LLC 0.88% of their portfolio MARBLEHEAD, MA 61,47461.5k $4.3m $4.3m 0.88% —
74 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 61,21961.2k $4.3m $4.3m 0.00% —
75 VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio ATLANTA, GA 57,75557.8k $4.0m $4.0m 0.00% —
76 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio BALA CYNWYD, PA 55,16855.2k $3.8m $3.8m 0.01% —
77 SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.06% of their portfolio BALA CYNWYD, PA 50,82850.8k $3.5m $3.5m 0.06% —
78 TUDOR INVESTMENT CORP ET AL 0.09% of their portfolio STAMFORD, CT 50,46950.5k $3.5m $3.5m 0.09% —
79 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 49,98650.0k $3.5m $3.5m 0.00% —
80 MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.05% of their portfolio New York, NY 49,58849.6k $3.5m $3.5m 0.05% —
81 Cubist Systematic Strategies, LLC 0.02% of their portfolio STAMFORD, CT 47,87547.9k $3.3m $3.3m 0.02% —
82 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 47,40747.4k $3.3m $3.3m 0.00% —
83 COMERICA BANK 0.03% of their portfolio DALLAS, TX 46,19446.2k $3.2m $3.2m 0.03% —
84 GW&K Investment Management, LLC 0.03% of their portfolio BOSTON, MA 44,97745.0k $3.1m $3.1m 0.03% —
85 TEXAS PERMANENT SCHOOL FUND CORP 0.05% of their portfolio AUSTIN, TX 44,33744.3k $3.1m $3.1m 0.05% —
86 MILLER HOWARD INVESTMENTS INC /NY 0.13% of their portfolio KINGSTON, NY 44,07044.1k $3.1m $3.1m 0.13% —
87 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 41,96942.0k $3.4m $3.4m 0.00% —
88 AMALGAMATED BANK 0.03% of their portfolio NEW YORK, NY 41,77041.8k $2.9m $2.9m 0.03% —
89 UBS Group AG 0.00% of their portfolio ZURICH, V8 40,47040.5k $2.8m $2.8m 0.00% —
90 NATIXIS ADVISORS, LLC 0.01% of their portfolio Boston, MA 39,94939.9k $2.8m $2.8m 0.01% —
91 Knights of Columbus Asset Advisors LLC 0.28% of their portfolio NEW HAVEN, CT 39,61239.6k $2.8m $2.8m 0.28% —
92 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 38,86038.9k $2.7m $2.7m 0.01% —
93 MARSHALL WACE, LLP 0.01% of their portfolio LONDON, X0 37,11237.1k $2.6m $2.6m 0.01% —
94 Redwood Investment Management, LLC 0.54% of their portfolio SCOTTSDALE, AZ 36,63736.6k $2.6m $2.6m 0.54% —
95 State of New Jersey Common Pension Fund D 0.01% of their portfolio TRENTON, NJ 36,46236.5k $2.5m $2.5m 0.01% —
96 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 35,30335.3k $2.5m $2.5m 0.00% —
97 A. D. Beadell Investment Counsel, Inc. 2.17% of their portfolio MEQUON, WI 34,62034.6k $2.4m $2.4m 2.17% —
98 BNP PARIBAS FINANCIAL MARKETS 0.01% of their portfolio PARIS, I0 33,94633.9k $2.4m $2.4m 0.01% —
99 PICTET ASSET MANAGEMENT SA 0.00% of their portfolio GENEVA 73, V8 33,22633.2k $2.3m $2.3m 0.00% —
100 YOUSIF CAPITAL MANAGEMENT, LLC 0.03% of their portfolio BLOOMFIELD HILLS, MI 32,68032.7k $2.3m $2.3m 0.03% —