Vault-13

TRANSALTA CORP TAC

COM · Common Stock · CUSIP 89346D107 · ISIN CA89346D1078

Global electricity generation company

111 institutional holders +8 vs Q3 2022
174,951,322175.0m shares reported held*
65.2% of all shares outstanding*
$1.6bnreported value*
19 new 43 added 39 reduced 11 sold out net bought ≈ $6.7m (+754.8k 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 ($8.0m 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 ≈ $8.99. Options: 8 managers hold calls ($5.8m notional), 4 hold puts ($1.7m).

Trends to Q4 2022

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 103Q4 22: 111111Q3 22Q4 22
Numbers
QuarterHolders
Q3 2022103
Q4 2022111

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 0.30
Numbers
QuarterCallsPutsP/C
Q3 2022$9.9m$4.7m0.47
Q4 2022$5.8m$1.7m0.30

Biggest buyers

Waratah Capital Advisors Ltd. Added +2,508,615+2.5m
MILLENNIUM MANAGEMENT LLC Added +1,777,039+1.8m
Rubric Capital Management LP Added +986,653+986.7k
MACKENZIE FINANCIAL CORP Added +971,592+971.6k
CITADEL ADVISORS LLC Added +560,940+560.9k
Connor, Clark & Lunn Investment Management Ltd. Added +460,019+460.0k
CIBC WORLD MARKET INC. Added +249,537+249.5k
VANGUARD GROUP INC Added +215,104+215.1k
K.J. Harrison & Partners Inc New +155,200+155.2k
Campbell & CO Investment Adviser LLC Added +139,835+139.8k

Biggest sellers

ROYAL BANK OF CANADA Reduced -2,864,653-2.9m
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Sold out -1,427,456-1.4m
ACADIAN ASSET MANAGEMENT LLC Reduced -589,200-589.2k
Covalis Capital LLP Sold out -430,600-430.6k
INTACT INVESTMENT MANAGEMENT INC. Reduced -339,170-339.2k
GOLDMAN SACHS GROUP INC Reduced -254,228-254.2k
MORGAN STANLEY Reduced -249,135-249.1k
Point72 Asset Management, L.P. Reduced -241,097-241.1k
RENAISSANCE TECHNOLOGIES LLC Reduced -188,800-188.8k
Alberta Investment Management Corp Reduced -182,100-182.1k

Biggest calls

D. E. Shaw & Co., Inc. Reduced $2.6m290.0k shares
BANK OF MONTREAL /CAN/ Reduced $2.5m259.0k shares
SIG North Trading, ULC Reduced $625.5k69.5k shares
Greenland Capital Management LP First filing $66.4k200.0k shares
NATIONAL BANK OF CANADA /FI/ New $10.8k12 shares
CITADEL ADVISORS LLC Reduced $1.8k200 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares
SIMPLEX TRADING, LLC Reduced $0100 shares

Biggest puts

D. E. Shaw & Co., Inc. Unchanged $1.7m190.0k shares
CITADEL ADVISORS LLC Reduced $15.2k1.7k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares
SIMPLEX TRADING, LLC New $0100 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), MILLENNIUM MANAGEMENT LLC (4.4%, 2025-11-14), GOLDMAN SACHS GROUP INC (2.4%, 2025-11-13)

Insider purchases and sales in Q4 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.

None reported in Q4 2022.

Holders, Q4 2022

#ManagerLocationShares Value% of their portfolioChangeShares change
1 ROYAL BANK OF CANADA 0.10% of their portfolio TORONTO, A6 36,232,92136.2m $325.0m $325.0m 0.10% Reduced -2.9m -2,864,653
2 Brookfield Corp /ON/ 1.20% of their portfolio TORONTO, A6 35,456,02335.5m $316.4m $316.4m 1.20% Added +7.7k +7,693
3 Marquard & Bahls AG 11.43% of their portfolio Hamburg, 2M 15,033,00015.0m $134.8m $134.8m 11.43% Unchanged
4 BANK OF MONTREAL /CAN/ 0.05% of their portfolio TORONTO, A6 11,012,08211.0m $104.5m $104.5m 0.05% Reduced -45.6k -45,572
5 CIBC Asset Management Inc 0.42% of their portfolio TORONTO, Z4 10,990,17411.0m $98.3m $98.3m 0.42% Added +33.3k +33,256
6 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 8,169,5508.2m $73.3m $73.3m 0.00% Added +215.1k +215,104
7 Rubric Capital Management LP 2.42% of their portfolio NEW YORK, NY 6,175,7156.2m $55.4m $55.4m 2.42% Added +986.7k +986,653
8 MACKENZIE FINANCIAL CORP 0.08% of their portfolio TORONTO ONTARIO, A6 5,411,2325.4m $48.3m $48.3m 0.08% Added +971.6k +971,592
9 Connor, Clark & Lunn Investment Management Ltd. 0.22% of their portfolio VANCOUVER, A1 4,245,3764.2m $38.0m $38.0m 0.22% Added +460.0k +460,019
10 TD Asset Management Inc 0.05% of their portfolio Toronto, A6 4,244,6514.2m $37.9m $37.9m 0.05% Added +134.9k +134,944
11 TORONTO DOMINION BANK 0.04% of their portfolio TORONTO, ONTARIO, A6 3,330,0943.3m $29.8m $29.8m 0.04% Reduced -159.1k -159,126
12 INTACT INVESTMENT MANAGEMENT INC. 1.26% of their portfolio MONTREAL, A8 3,251,8803.3m $29.1m $29.1m 1.26% Reduced -339.2k -339,170
13 NATIONAL BANK OF CANADA /FI/ 0.08% of their portfolio MONTREAL, A8 3,228,5043.2m $28.8m $28.8m 0.08% Added +24.3k +24,335
14 Waratah Capital Advisors Ltd. 1.55% of their portfolio TORONTO, A6 2,750,4472.8m $24.6m $24.6m 1.55% Added +2.5m +2,508,615
15 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 2,425,6212.4m $21.7m $21.7m 0.02% Added +1.8m +1,777,039
16 RENAISSANCE TECHNOLOGIES LLC 0.03% of their portfolio NEW YORK, NY 2,195,5412.2m $19.7m $19.7m 0.03% Reduced -188.8k -188,800
17 NewGen Asset Management Ltd 10.50% of their portfolio TORONTO, A6 1,791,7001.8m $16.0m $16.0m 10.50% Added +100.0k +100,000
18 SCOTIA CAPITAL INC. 0.12% of their portfolio TORONTO, A6 1,702,0791.7m $15.2m $15.2m 0.12% Added +7.7k +7,701
19 Federation des caisses Desjardins du Quebec 0.17% of their portfolio LEVIS, A8 1,636,8261.6m $14.6m $14.6m 0.17% Added +64.5k +64,481
20 Point72 Asset Management, L.P. 0.05% of their portfolio STAMFORD, CT 1,569,2751.6m $14.0m $14.0m 0.05% Reduced -241.1k -241,097
21 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 1,251,5161.3m $11.2m $11.2m 0.00% Reduced -254.2k -254,228
22 FIRST MANHATTAN CO. LLC. 0.03% of their portfolio NEW YORK, NY 1,062,7721.1m $9.5m $9.5m 0.03% Reduced -905 -905
23 PCJ Investment Counsel Ltd. 3.94% of their portfolio TORONTO, A6 1,012,0001.0m $9.1m $9.1m 3.94% Added +12.0k +12,000
24 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 959,196959.2k $8.6m $8.6m 0.00% Reduced -249.1k -249,135
25 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 754,415754.4k $6.8m $6.8m 0.00% Added +44.2k +44,242
26 ACADIAN ASSET MANAGEMENT LLC 0.03% of their portfolio Boston, MA 747,660747.7k $6.7m $6.7m 0.03% Reduced -589.2k -589,200
27 BANK OF NOVA SCOTIA 0.02% of their portfolio TORONTO, A6 742,024742.0k $6.6m $6.6m 0.02% Reduced -57.8k -57,800
28 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 696,832696.8k $6.3m $6.3m 0.00% Added +99.5k +99,512
29 CIBC WORLD MARKET INC. 0.02% of their portfolio TORONTO, A6 657,693657.7k $5.9m $5.9m 0.02% Added +249.5k +249,537
30 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 646,836646.8k $5.8m $5.8m 0.00% Reduced -55.5k -55,459
31 Swiss National Bank 0.00% of their portfolio ZURICH, V8 591,000591.0k $5.3m $5.3m 0.00% Added +8.0k +8,000
32 CITADEL ADVISORS LLC 0.01% of their portfolio MIAMI, FL 582,378582.4k $5.2m $5.2m 0.01% Added +560.9k +560,940
33 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 563,703563.7k $5.0m $5.0m 0.00% Reduced -9.2k -9,169
34 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 0.04% of their portfolio VICTORIA, A1 428,236428.2k $3.8m $3.8m 0.04% Reduced -168.1k -168,083
35 Public Sector Pension Investment Board 0.03% of their portfolio MONTREAL, A8 425,347425.3k $3.8m $3.8m 0.03% Reduced -118.6k -118,559
36 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.05% of their portfolio Stamford, CT 326,490326.5k $2.9m $2.9m 0.05% Added +1.5k +1,463
37 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 240,995241.0k $2.9m $2.9m 0.00% Added +5.9k +5,915
38 FMR LLC 0.00% of their portfolio BOSTON, MA 211,991212.0k $1.9m $1.9m 0.00% Reduced -66.5k -66,524
39 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 206,737206.7k $1.9m $1.9m 0.00% Reduced -149.1k -149,084
40 Legal & General Group Plc 0.00% of their portfolio London, X0 162,168162.2k $1.4m $1.4m 0.00% Reduced -6.7k -6,653
41 Campbell & CO Investment Adviser LLC 0.34% of their portfolio BALTIMORE, MD 157,090157.1k $1.4m $1.4m 0.34% Added +139.8k +139,835
42 K.J. Harrison & Partners Inc 0.37% of their portfolio TORONTO, A6 155,200155.2k $1.9m $1.9m 0.37% New
43 Tacita Capital Inc 1.04% of their portfolio TORONTO, A6 154,755154.8k $1.4m $1.4m 1.04% Added +12.3k +12,300
44 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 140,331140.3k $1.3m $1.3m 0.00% Added +9.2k +9,210
45 BESSEMER GROUP INC 0.00% of their portfolio WOODBRIDGE, NJ 122,680122.7k $1.1m $1.1m 0.00% Unchanged
46 DORCHESTER WEALTH MANAGEMENT Co 0.24% of their portfolio MONTREAL, A8 111,775111.8k $999.4k $999.4k 0.24% Added +3.0k +3,050
47 Pendal Group Ltd 0.01% of their portfolio SYDNEY, C3 111,574111.6k $997.9k $997.9k 0.01% Added +69.7k +69,745
48 FIL Ltd 0.00% of their portfolio HAMILTON, D0 110,715110.7k $990.2k $990.2k 0.00% Added +2.0k +2,008
49 SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.02% of their portfolio BALA CYNWYD, PA 104,100104.1k $931.7k $931.7k 0.02% Reduced -35.2k -35,200
50 Alberta Investment Management Corp 0.01% of their portfolio EDMONTON, A0 100,700100.7k $900.0k $900.0k 0.01% Reduced -182.1k -182,100
51 MIRABELLA FINANCIAL SERVICES LLP 0.08% of their portfolio London, X0 100,686100.7k $899.8k $899.8k 0.08% Reduced -150.0k -149,984
52 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 89,25389.3k $798.0k $798.0k 0.00% Unchanged
53 Ninepoint Partners LP 0.10% of their portfolio TORONTO, A6 79,38079.4k $712.0k $712.0k 0.10% New
54 Corient Private Wealth LP 0.00% of their portfolio MIAMI, FL 71,81071.8k $644.1k $644.1k 0.00% First filing
55 TD Waterhouse Canada Inc. 0.01% of their portfolio TORONTO, A6 70,83370.8k $1.1m $1.1m 0.01% Added +53.9k +53,855
56 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 64,12464.1k $573.9k $573.9k 0.00% Reduced -10.0k -9,987
57 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 56,00256.0k $500.9k $500.9k 0.00% Added +5.2k +5,200
58 Versor Investments LP 0.04% of their portfolio New York, NY 52,50852.5k $469.1k $469.1k 0.04% Reduced -65.2k -65,200
59 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 45,63745.6k $409.4k $409.4k 0.00% Reduced -108.9k -108,928
60 BlackRock Inc. 0.00% of their portfolio New York, NY 44,83944.8k $402.2k $402.2k 0.00% Reduced -8.6k -8,619
61 Claret Asset Management Corp 0.08% of their portfolio MONTREAL, A8 42,44742.4k $379.0k $379.0k 0.08% Added +2.2k +2,200
62 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 40,70540.7k $365.1k $365.1k 0.01% New
63 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 39,95040.0k $357.1k $357.1k 0.00% Added +754 +754
64 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 39,31139.3k $351.6k $351.6k 0.00% Reduced -11.7k -11,672
65 UBS Group AG 0.00% of their portfolio ZURICH, V8 37,91937.9k $340.1k $340.1k 0.00% Added +25.9k +25,856
66 Northwest & Ethical Investments L.P. 0.01% of their portfolio TORONTO, A6 34,76534.8k $310.9k $310.9k 0.01% Added +894 +894
67 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 34,18434.2k $305.5k $305.5k 0.00% Added +5.5k +5,504
68 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 33,50033.5k $300.5k $300.5k 0.00% Unchanged
69 Balyasny Asset Management L.P. 0.00% of their portfolio Chicago, IL 32,41632.4k $290.8k $290.8k 0.00% Added +5.4k +5,378
70 Cubist Systematic Strategies, LLC 0.00% of their portfolio STAMFORD, CT 30,02830.0k $269.2k $269.2k 0.00% Reduced -36.6k -36,561
71 Advisors Asset Management, Inc. 0.01% of their portfolio Monument, CO 28,55028.6k $256.1k $256.1k 0.01% Reduced -8.3k -8,295
72 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 27,60027.6k $246.8k $246.8k 0.00% Reduced -15.8k -15,800
73 XTX Topco Ltd 0.05% of their portfolio LONDON, X0 27,42727.4k $246.0k $246.0k 0.05% Added +14.4k +14,372
74 Mariner, LLC 0.00% of their portfolio Overland Park, KS 26,46826.5k $237.0k $237.0k 0.00% Reduced -1.1k -1,088
75 Bayesian Capital Management, LP 0.03% of their portfolio Brooklyn, NY 20,07620.1k $180.1k $180.1k 0.03% New
76 Trexquant Investment LP 0.00% of their portfolio STAMFORD, CT 19,30119.3k $173.1k $173.1k 0.00% New
77 SHELL ASSET MANAGEMENT CO 0.01% of their portfolio THE HAGUE, P7 19,28419.3k $172.0k $172.0k 0.01% Reduced -2.6k -2,600
78 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 19,00019.0k $170.4k $170.4k 0.00% Unchanged
79 Man Group plc 0.00% of their portfolio LONDON, X0 17,50017.5k $156.4k $156.4k 0.00% Added +1.8k +1,800
80 SIG North Trading, ULC 0.06% of their portfolio Bala Cynwyd, PA 13,13813.1k $118.2k $118.2k 0.06% New
81 PDT Partners, LLC 0.02% of their portfolio New York, NY 12,70612.7k $114.0k $114.0k 0.02% New
82 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 12,60612.6k $113.1k $113.1k 0.00% Reduced -27.1k -27,058
83 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 12,31712.3k $111.0k $111.0k 0.00% Reduced -3.2k -3,244
84 GUARDIAN CAPITAL ADVISORS LP 0.01% of their portfolio TORONTO, A6 11,90011.9k $109.7k $109.7k 0.01% New
85 Gotham Asset Management, LLC 0.00% of their portfolio NEW YORK, NY 11,83011.8k $106.1k $106.1k 0.00% New
86 Kepos Capital LP 0.01% of their portfolio NEW YORK, NY 11,06811.1k $100.0k $100.0k 0.01% Added +1.0k +1,021
87 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 10,79410.8k $96.8k $96.8k 0.00% Added +783 +783
88 Vanguard Personalized Indexing Management, LLC 0.00% of their portfolio OAKLAND, CA 10,11310.1k $90.7k $90.7k 0.00% New
89 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 10,06310.1k $90.3k $90.3k 0.00% New
90 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 10,00010.0k $89.7k $89.7k 0.00% First filing
91 LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 6,1626.2k $55.0k $55.0k 0.00% New
92 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 4,1214.1k $37.0k $37.0k 0.00% Reduced -2.1k -2,122
93 1832 Asset Management L.P. 0.00% of their portfolio TORONTO, A6 3,7003.7k $33.2k $33.2k 0.00% Reduced -232 -232
94 SIGNATUREFD, LLC 0.00% of their portfolio ATLANTA, GA 3,4343.4k $30.8k $30.8k 0.00% Added +1.2k +1,151
95 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 2,9332.9k $26.0k $26.0k 0.00% New
96 Addenda Capital Inc. 0.00% of their portfolio MONTREAL, A8 2,5002.5k $30.4k $30.4k 0.00% New
97 ICA Group Wealth Management, LLC 0.00% of their portfolio DENVER, CO 1,6001.6k $14.4k $14.4k 0.00% New
98 QUADRANT CAPITAL GROUP LLC 0.00% of their portfolio CINCINNATI, OH 1,0581.1k $9.5k $9.5k 0.00% Added +904 +904
99 Lindbrook Capital, LLC 0.00% of their portfolio CALABASAS, CA 1,0171.0k $9.1k $9.1k 0.00% Reduced -958 -958
100 Credential Qtrade Securities Inc. 0.00% of their portfolio VANCOUVER, A1 997997 $8.9k $8.9k 0.00% New