David A. Siegel Transalta Corp Transaction History

Two Sigma Advisers, LP

$47 Billion
Q3 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Transalta Corp stock. As of the latest transaction made, Two Sigma Advisers, LP holds 14,600 shares of TAC stock, worth $212,868. This represents 0.0% of its overall portfolio holdings.

Number of Shares

14,600

Holding current value

$212,868

% of portfolio

0.0%

27 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$10.42 - $13.86 $152,132 - $202,356	14,600 New	14,600 $199,000
Q1 2025 May 15, 2025	BUY	$8.76 - $14.44 $1.12 Million - $1.84 Million	127,600 New	127,600 $1.19 Million
Q2 2024 Aug 14, 2024	SELL	$6.06 - $7.32 $2.6 Million - $3.14 Million	-428,851 Reduced 75.92%	136,000 $962,000
Q1 2024 May 15, 2024	BUY	$6.31 - $8.27 $1.2 Million - $1.57 Million	189,800 Added 50.61%	564,851 $3.63 Million
Q4 2023 Feb 14, 2024	BUY	$7.32 - $8.8 $150,440 - $180,857	20,552 Added 5.8%	375,051 $3.12 Million
Q3 2023 Nov 14, 2023	BUY	$8.7 - $10.38 $1.96 Million - $2.34 Million	224,999 Added 173.74%	354,499 $3.08 Million
Q2 2023 Aug 14, 2023	BUY	$8.7 - $10.01 $1.13 Million - $1.3 Million	129,500 New	129,500 $1.21 Million
Q2 2022 Aug 15, 2022	BUY	$10.35 - $11.52 $832,140 - $926,208	80,400 Added 271.62%	110,000 $1.25 Million
Q1 2022 May 16, 2022	SELL	$9.6 - $11.73 $2.65 Million - $3.23 Million	-275,699 Reduced 90.3%	29,600 $307,000
Q4 2021 Feb 14, 2022	BUY	$10.17 - $11.59 $38,646 - $44,042	3,800 Added 1.26%	305,299 $3.4 Million
Q3 2021 Nov 15, 2021	BUY	$9.55 - $10.81 $155,665 - $176,203	16,300 Added 5.72%	301,499 $3.18 Million
Q2 2021 Aug 16, 2021	SELL	$9.02 - $10.07 $802,780 - $896,230	-89,000 Reduced 23.78%	285,199 $2.85 Million
Q1 2021 May 17, 2021	BUY	$7.66 - $9.71 $712,380 - $903,030	93,000 Added 33.07%	374,199 $3.54 Million
Q4 2020 Feb 16, 2021	BUY	$5.93 - $7.59 $186,202 - $238,326	31,400 Added 12.57%	281,199 $2.13 Million
Q3 2020 Nov 16, 2020	SELL	$5.79 - $6.62 $838,357 - $958,536	-144,794 Reduced 36.69%	249,799 $1.54 Million
Q2 2020 Aug 14, 2020	SELL	$4.88 - $6.61 $69,325 - $93,901	-14,206 Reduced 3.48%	394,593 $2.34 Million
Q1 2020 May 15, 2020	BUY	$3.8 - $8.5 $1.18 Million - $2.65 Million	311,500 Added 320.15%	408,799 $2.14 Million
Q4 2019 Feb 14, 2020	BUY	$5.8 - $7.16 $564,334 - $696,660	97,299 New	97,299 $697,000
Q3 2019 Nov 14, 2019	SELL	$5.9 - $6.72 $802,364 - $913,879	-135,994 Closed	0 $0
Q2 2019 Aug 14, 2019	SELL	$6.11 - $7.49 $435,636 - $534,029	-71,299 Reduced 34.4%	135,994 $885,000
Q1 2019 May 15, 2019	SELL	$4.18 - $7.39 $894,937 - $1.58 Million	-214,100 Reduced 50.81%	207,293 $1.52 Million
Q4 2018 Feb 14, 2019	SELL	$4.1 - $5.65 $6,969 - $9,605	-1,700 Reduced 0.4%	421,393 $1.73 Million
Q3 2018 Nov 14, 2018	BUY	$5.0 - $5.95 $1.42 Million - $1.69 Million	283,200 Added 202.44%	423,093 $2.38 Million
Q2 2018 Aug 14, 2018	SELL	$4.75 - $5.5 $321,100 - $371,800	-67,600 Reduced 32.58%	139,893 $702,000
Q1 2018 May 15, 2018	BUY	$5.05 - $5.95 $108,575 - $127,925	21,500 Added 11.56%	207,493 $1.12 Million
Q4 2017 Feb 14, 2018	SELL	$5.6 - $6.35 $36,400 - $41,275	-6,500 Reduced 3.38%	185,993 $1.11 Million
Q3 2017 Nov 14, 2017	BUY	$5.8 - $6.55 $1.12 Million - $1.26 Million	192,493	192,493 $1.13 Million

Others Institutions Holding TAC

# of Institutions

194

Shares Held

199M

Call Options Held

2.93M

Put Options Held

749K

View Full List

About TRANSALTA CORP

Ticker TAC
Exchange NYSE
Sector Utilities
Industry Utilities—Independent Power Producers
Shares Outstandng 270,700,000
Market Cap $3.95B
Description
TransAlta Corporation owns, operates, and develops a diverse fleet of electrical power generation assets in Canada, the United States, and Australia. It operates through four segments: Hydro, Wind and Solar, Gas, and Energy Transition. owns and operates hydro, wind and solar, natural gas-fired, and coal-fired facilities. The company also engages...

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