Vault-13

TRANSALTA CORP TAC

COM · Common Stock · CUSIP 89346D107 · ISIN CA89346D1078

Global electricity generation company

111 institutional holders +0 vs Q4 2022
173,635,904173.6m shares reported held*
64.7% of all shares outstanding*
$1.5bnreported value*
15 new 40 added 41 reduced 14 sold out net sold ≈ $8.2m (-886.7k 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 ($11.2m this quarter). Holder counts are more reliable. Shares outstanding: 268.3m as of 2022-12-31, 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 ≈ $8.76. Options: 5 managers hold calls ($2.5m notional), 5 hold puts ($1.5m).

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 103Q4 22: 111Q1 23: 111111Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 2022103
Q4 2022111
Q1 2023111

Buyers vs sellers

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

Bought or addedCut or sold out
1000100Q4 22: 62 bought or addedQ4 22: 50 cut or sold outQ4 22Q1 23: 55 bought or addedQ1 23: 55 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 20226250
Q1 20235555

Calls vs puts

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

CallsPuts
$0$2.5m$5m$7.5m$10mQ3 22 calls: $9.9mQ3 22 puts: $4.7mQ3 22P/C 0.47Q4 22 calls: $5.8mQ4 22 puts: $1.7mQ4 22P/C 0.30Q1 23 calls: $2.5mQ1 23 puts: $1.5mQ1 23P/C 0.59
Numbers
QuarterCallsPutsP/C
Q3 2022$9.9m$4.7m0.47
Q4 2022$5.8m$1.7m0.30
Q1 2023$2.5m$1.5m0.59

Biggest buyers

ROYAL BANK OF CANADA Added +2,166,925+2.2m
MACKENZIE FINANCIAL CORP Added +1,466,215+1.5m
Waratah Capital Advisors Ltd. Added +926,912+926.9k
BANK OF MONTREAL /CAN/ Added +462,540+462.5k
TD Waterhouse Canada Inc. Added +346,410+346.4k
GOLDMAN SACHS GROUP INC Added +299,403+299.4k
Forge First Asset Management Inc. New +284,200+284.2k
CIBC WORLD MARKET INC. Added +274,237+274.2k
Yaupon Capital Management LP New +219,600+219.6k
Triasima Portfolio Management inc. New +209,015+209.0k

Biggest sellers

Connor, Clark & Lunn Investment Management Ltd. Reduced -1,755,892-1.8m
MILLENNIUM MANAGEMENT LLC Reduced -1,676,565-1.7m
NewGen Asset Management Ltd Reduced -942,300-942.3k
INTACT INVESTMENT MANAGEMENT INC. Reduced -822,280-822.3k
TORONTO DOMINION BANK Reduced -601,666-601.7k
PCJ Investment Counsel Ltd. Reduced -597,530-597.5k
Rubric Capital Management LP Reduced -390,152-390.2k
RENAISSANCE TECHNOLOGIES LLC Reduced -296,500-296.5k
Point72 Asset Management, L.P. Reduced -289,200-289.2k
FMR LLC Reduced -194,591-194.6k

Biggest calls

CITADEL ADVISORS LLC Added $1.4m157.5k shares
D. E. Shaw & Co., Inc. Reduced $787.1k90.0k shares
SIG North Trading, ULC Reduced $228.4k26.1k shares
ROYAL BANK OF CANADA New $120.0k13.7k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

D. E. Shaw & Co., Inc. Reduced $787.1k90.0k shares
CITADEL ADVISORS LLC Added $405.1k46.3k shares
SIG North Trading, ULC New $294.0k33.6k shares
SIMPLEX TRADING, LLC Added $4.0k500 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.

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
BROOKFIELD Corp /ON/ 13D · may seek influence filed 2025-01-08
Stated purposeItem 4 of the original Schedule 13D is hereby supplemented as follows: The Purchaser Reporting Persons disposed of an aggregate 8,600,000 Common Shares in a block trade pursuant to Regulation S under the U.S. Securities Act of 1933, as amended, for aggregate cash proceeds of approximately C$168,990,000 (excluding brokerage commission), at a price of C$19.65 per Common Share. The disposition of the Common Shares reported in this Amendment No. 6 more closely aligns the Reporting Persons' aggregate share ownership with certain thresholds under the Investment Agreement. Although the Reporting Persons have no current specific plan or proposal for further dispositions of the Common Shares, the Reporting Persons also may, at any time and from time to time, subject to compliance at all relevant … Full filing
9.0% 26.9m≈ $372.3m 2025-01-08
ROYAL BANK OF CANADA 13G · institution -1.0 pts · filed 2026-02-13 7.7% -1.0 pts 23.0m≈ $317.5m 2026-02-13
BANK OF MONTREAL /CAN/ 13G · institution new · filed 2026-05-13 6.0% new 17.8m≈ $245.6m 2026-05-13
Rubric Capital Management LP 13G · institution new · filed 2025-07-09 5.4% new 15.9m≈ $220.6m 2025-07-09

Fell to 5% or below in the last year: FMR LLC (4.6%, 2026-05-06)

Insider purchases and sales in Q1 2023

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.

None reported in Q1 2023.

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 ROYAL BANK OF CANADA 0.10% of their portfolio TORONTO, A6 38,399,84638.4m $336.0m $336.0m 0.10% Added +2.2m +2,166,925
2 Brookfield Corp /ON/ 1.21% of their portfolio TORONTO, A6 35,456,02335.5m $310.0m $310.0m 1.21% Unchanged
3 Marquard & Bahls AG 10.39% of their portfolio Hamburg, 2M 15,033,00015.0m $131.5m $131.5m 10.39% Unchanged
4 BANK OF MONTREAL /CAN/ 0.04% of their portfolio TORONTO, A6 11,474,62211.5m $100.9m $100.9m 0.04% Added +462.5k +462,540
5 CIBC Asset Management Inc 0.39% of their portfolio TORONTO, Z4 11,035,55511.0m $96.4m $96.4m 0.39% Added +45.4k +45,381
6 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 8,195,5488.2m $71.7m $71.7m 0.00% Added +26.0k +25,998
7 MACKENZIE FINANCIAL CORP 0.09% of their portfolio TORONTO ONTARIO, A6 6,877,4476.9m $60.1m $60.1m 0.09% Added +1.5m +1,466,215
8 Rubric Capital Management LP 2.02% of their portfolio NEW YORK, NY 5,785,5635.8m $50.6m $50.6m 2.02% Reduced -390.2k -390,152
9 TD Asset Management Inc 0.04% of their portfolio Toronto, A6 4,110,3704.1m $35.9m $35.9m 0.04% Reduced -134.3k -134,281
10 Waratah Capital Advisors Ltd. 1.59% of their portfolio TORONTO, A6 3,677,3593.7m $32.2m $32.2m 1.59% Added +926.9k +926,912
11 NATIONAL BANK OF CANADA /FI/ 0.08% of their portfolio MONTREAL, A8 3,404,7433.4m $29.7m $29.7m 0.08% Added +176.2k +176,239
12 TORONTO DOMINION BANK 0.04% of their portfolio TORONTO, ONTARIO, A6 2,728,4282.7m $23.8m $23.8m 0.04% Reduced -601.7k -601,666
13 Connor, Clark & Lunn Investment Management Ltd. 0.12% of their portfolio VANCOUVER, A1 2,489,4842.5m $21.8m $21.8m 0.12% Reduced -1.8m -1,755,892
14 INTACT INVESTMENT MANAGEMENT INC. 0.88% of their portfolio MONTREAL, A8 2,429,6002.4m $21.2m $21.2m 0.88% Reduced -822.3k -822,280
15 RENAISSANCE TECHNOLOGIES LLC 0.02% of their portfolio NEW YORK, NY 1,899,0411.9m $16.6m $16.6m 0.02% Reduced -296.5k -296,500
16 SCOTIA CAPITAL INC. 0.11% of their portfolio TORONTO, A6 1,680,3941.7m $14.7m $14.7m 0.11% Reduced -21.7k -21,685
17 Federation des caisses Desjardins du Quebec 0.16% of their portfolio LEVIS, A8 1,630,6641.6m $14.2m $14.2m 0.16% Reduced -6.2k -6,162
18 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 1,550,9191.6m $13.6m $13.6m 0.00% Added +299.4k +299,403
19 Point72 Asset Management, L.P. 0.04% of their portfolio STAMFORD, CT 1,280,0751.3m $11.2m $11.2m 0.04% Reduced -289.2k -289,200
20 FIRST MANHATTAN CO. LLC. 0.03% of their portfolio NEW YORK, NY 1,020,4021.0m $8.9m $8.9m 0.03% Reduced -42.4k -42,370
21 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,014,3981.0m $8.9m $8.9m 0.00% Added +55.2k +55,202
22 CIBC WORLD MARKET INC. 0.03% of their portfolio TORONTO, A6 931,930931.9k $8.2m $8.2m 0.03% Added +274.2k +274,237
23 NewGen Asset Management Ltd 3.60% of their portfolio TORONTO, A6 849,400849.4k $7.4m $7.4m 3.60% Reduced -942.3k -942,300
24 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 768,765768.8k $6.7m $6.7m 0.00% Added +14.3k +14,350
25 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 749,056749.1k $6.6m $6.6m 0.01% Reduced -1.7m -1,676,565
26 BANK OF NOVA SCOTIA 0.02% of their portfolio TORONTO, A6 742,024742.0k $6.5m $6.5m 0.02% Unchanged
27 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 718,990719.0k $6.3m $6.3m 0.00% Added +22.2k +22,158
28 CITADEL ADVISORS LLC 0.01% of their portfolio MIAMI, FL 688,838688.8k $6.0m $6.0m 0.01% Added +106.5k +106,460
29 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 564,670564.7k $4.9m $4.9m 0.00% Added +967 +967
30 ACADIAN ASSET MANAGEMENT LLC 0.02% of their portfolio Boston, MA 555,860555.9k $4.8m $4.8m 0.02% Reduced -191.8k -191,800
31 Swiss National Bank 0.00% of their portfolio ZURICH, V8 528,900528.9k $4.6m $4.6m 0.00% Reduced -62.1k -62,100
32 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 463,851463.9k $4.1m $4.1m 0.00% Reduced -183.0k -182,985
33 Public Sector Pension Investment Board 0.03% of their portfolio MONTREAL, A8 456,567456.6k $4.0m $4.0m 0.03% Added +31.2k +31,220
34 TD Waterhouse Canada Inc. 0.05% of their portfolio TORONTO, A6 417,243417.2k $4.7m $4.7m 0.05% Added +346.4k +346,410
35 PCJ Investment Counsel Ltd. 1.44% of their portfolio TORONTO, A6 414,470414.5k $3.6m $3.6m 1.44% Reduced -597.5k -597,530
36 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 0.04% of their portfolio VICTORIA, A1 396,972397.0k $3.5m $3.5m 0.04% Reduced -31.3k -31,264
37 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.04% of their portfolio Stamford, CT 291,512291.5k $2.5m $2.5m 0.04% Reduced -35.0k -34,978
38 Forge First Asset Management Inc. 1.14% of their portfolio TORONTO, Z4 284,200284.2k $2.5m $2.5m 1.14% New
39 Yaupon Capital Management LP 0.30% of their portfolio NEW YORK, NY 219,600219.6k $1.9m $1.9m 0.30% New
40 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 217,875217.9k $2.6m $2.6m 0.00% Reduced -23.1k -23,120
41 Triasima Portfolio Management inc. 0.15% of their portfolio MONTREAL, A8 209,015209.0k $1.8m $1.8m 0.15% New
42 K.J. Harrison & Partners Inc 0.36% of their portfolio TORONTO, A6 203,200203.2k $1.8m $1.8m 0.36% Added +48.0k +48,000
43 Walleye Capital LLC 0.03% of their portfolio NEW YORK, NY 197,031197.0k $1.7m $1.7m 0.03% Added +156.3k +156,326
44 FIL Ltd 0.00% of their portfolio HAMILTON, D0 191,773191.8k $1.7m $1.7m 0.00% Added +81.1k +81,058
45 Skandinaviska Enskilda Banken AB (publ) 0.01% of their portfolio STOCKHOLM, V7 164,400164.4k $1.9m $1.9m 0.01% New
46 Legal & General Group Plc 0.00% of their portfolio London, X0 164,244164.2k $1.4m $1.4m 0.00% Added +2.1k +2,076
47 Tacita Capital Inc 1.02% of their portfolio TORONTO, A6 155,480155.5k $1.4m $1.4m 1.02% Added +725 +725
48 Alberta Investment Management Corp 0.01% of their portfolio EDMONTON, A0 153,600153.6k $1.3m $1.3m 0.01% Added +52.9k +52,900
49 DORCHESTER WEALTH MANAGEMENT Co 0.22% of their portfolio MONTREAL, A8 122,325122.3k $1.1m $1.1m 0.22% Added +10.6k +10,550
50 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 121,345121.3k $1.1m $1.1m 0.00% Added +32.1k +32,092
51 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 102,533102.5k $897.2k $897.2k 0.00% Reduced -104.2k -104,204
52 Campbell & CO Investment Adviser LLC 0.16% of their portfolio BALTIMORE, MD 101,052101.1k $884.2k $884.2k 0.16% Reduced -56.0k -56,038
53 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 98,76598.8k $862.6k $862.6k 0.00% New
54 MIRABELLA FINANCIAL SERVICES LLP 0.14% of their portfolio London, X0 95,41095.4k $834.4k $834.4k 0.14% Reduced -5.3k -5,276
55 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 89,71489.7k $785.0k $785.0k 0.00% Reduced -50.6k -50,617
56 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 74,63074.6k $652.7k $652.7k 0.00% Added +35.3k +35,319
57 Corient Private Wealth LP 0.00% of their portfolio MIAMI, FL 71,45771.5k $625.2k $625.2k 0.00% Reduced -353 -353
58 SIG North Trading, ULC 0.31% of their portfolio Bala Cynwyd, PA 71,28171.3k $623.7k $623.7k 0.31% Added +58.1k +58,143
59 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 63,30063.3k $549.4k $549.4k 0.00% Reduced -824 -824
60 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 56,00256.0k $475.3k $475.3k 0.00% Unchanged
61 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 55,90055.9k $488.9k $488.9k 0.00% Added +28.3k +28,300
62 ALGERT GLOBAL LLC 0.02% of their portfolio SAN FRANCISCO, CA 49,80049.8k $435.0k $435.0k 0.02% New
63 UBS Group AG 0.00% of their portfolio ZURICH, V8 43,43843.4k $380.1k $380.1k 0.00% Added +5.5k +5,519
64 Claret Asset Management Corp 0.07% of their portfolio MONTREAL, A8 42,44742.4k $371.0k $371.0k 0.07% Unchanged
65 XTX Topco Ltd 0.08% of their portfolio LONDON, X0 41,66341.7k $364.6k $364.6k 0.08% Added +14.2k +14,236
66 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 38,16238.2k $333.3k $333.3k 0.00% Reduced -1.8k -1,788
67 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 37,60537.6k $329.0k $329.0k 0.00% New
68 Trexquant Investment LP 0.01% of their portfolio STAMFORD, CT 37,41537.4k $327.4k $327.4k 0.01% Added +18.1k +18,114
69 BlackRock Inc. 0.00% of their portfolio New York, NY 33,89433.9k $296.6k $296.6k 0.00% Reduced -10.9k -10,945
70 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 33,50033.5k $293.1k $293.1k 0.00% Unchanged
71 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 30,10230.1k $262.9k $262.9k 0.00% Reduced -4.1k -4,082
72 Northwest & Ethical Investments L.P. 0.01% of their portfolio TORONTO, A6 29,41229.4k $257.2k $257.2k 0.01% Reduced -5.4k -5,353
73 Mariner, LLC 0.00% of their portfolio Overland Park, KS 28,49228.5k $249.0k $249.0k 0.00% Added +2.0k +2,024
74 Balyasny Asset Management L.P. 0.00% of their portfolio Chicago, IL 24,70824.7k $216.2k $216.2k 0.00% Reduced -7.7k -7,708
75 Versor Investments LP 0.03% of their portfolio New York, NY 24,30824.3k $212.6k $212.6k 0.03% Reduced -28.2k -28,200
76 SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.00% of their portfolio BALA CYNWYD, PA 22,10022.1k $193.4k $193.4k 0.00% Reduced -82.0k -82,000
77 SHELL ASSET MANAGEMENT CO 0.01% of their portfolio THE HAGUE, P7 19,28419.3k $168.0k $168.0k 0.01% Unchanged
78 FMR LLC 0.00% of their portfolio BOSTON, MA 17,40017.4k $152.2k $152.2k 0.00% Reduced -194.6k -194,591
79 Advisors Asset Management, Inc. 0.00% of their portfolio Monument, CO 16,80116.8k $147.0k $147.0k 0.00% Reduced -11.7k -11,749
80 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 16,00016.0k $140.0k $140.0k 0.00% Reduced -3.0k -3,000
81 Clayton Partners LLC 0.13% of their portfolio BERKELEY, CA 15,57615.6k $136.3k $136.3k 0.13% New
82 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 14,75614.8k $128.9k $128.9k 0.00% New
83 Dynamic Technology Lab Private Ltd 0.01% of their portfolio SINGAPORE, U0 14,02814.0k $123.0k $123.0k 0.01% New
84 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 13,34313.3k $116.8k $116.8k 0.00% Added +737 +737
85 Engineers Gate Manager LP 0.00% of their portfolio NEW YORK, NY 12,92512.9k $113.1k $113.1k 0.00% New
86 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 12,68312.7k $111.0k $111.0k 0.00% Reduced -33.0k -32,954
87 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 12,31712.3k $108.0k $108.0k 0.00% Unchanged
88 FOX RUN MANAGEMENT, L.L.C. 0.03% of their portfolio GREENWICH, CT 12,01612.0k $105.1k $105.1k 0.03% New
89 Vanguard Personalized Indexing Management, LLC 0.00% of their portfolio OAKLAND, CA 11,98412.0k $104.9k $104.9k 0.00% Added +1.9k +1,871
90 GUARDIAN CAPITAL ADVISORS LP 0.01% of their portfolio TORONTO, A6 11,90011.9k $108.3k $108.3k 0.01% Unchanged
91 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 11,80011.8k $103.2k $103.2k 0.00% Added +1.8k +1,800
92 Bayesian Capital Management, LP 0.01% of their portfolio Brooklyn, NY 11,62111.6k $101.7k $101.7k 0.01% Reduced -8.5k -8,455
93 Quantbot Technologies LP 0.01% of their portfolio NEW YORK, NY 11,51611.5k $100.8k $100.8k 0.01% New
94 Nebula Research & Development LLC 0.16% of their portfolio New York, NY 10,34310.3k $90.5k $90.5k 0.16% First filing
95 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 10,06310.1k $88.1k $88.1k 0.00% Unchanged
96 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 7,2897.3k $63.8k $63.8k 0.00% Added +7.3k +7,289
97 1832 Asset Management L.P. 0.00% of their portfolio TORONTO, A6 4,7004.7k $41.1k $41.1k 0.00% Added +1.0k +1,000
98 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 4,4964.5k $39.0k $39.0k 0.00% Added +375 +375
99 ICA Group Wealth Management, LLC 0.00% of their portfolio DENVER, CO 1,6001.6k $14.0k $14.0k 0.00% Unchanged
100 SIGNATUREFD, LLC 0.00% of their portfolio ATLANTA, GA 1,4591.5k $12.8k $12.8k 0.00% Reduced -2.0k -1,975