Capital World Investors’s ATS Corp ATS Stock Holding History

Capital World Investors’s Portfolio ATS Stock Details ATS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-1,196,000	Closed	-$38.1M	–	571
2025 Q2	$38.1M	Hold	1,196,000	–	–	0.01%	439
2025 Q1	$29.8M	Sell	1,196,000 -2,253,762	-65%	-$62.9M	﹤0.01%	442
2024 Q4	$105M	Buy	3,449,762 +341,904	+11%	+$10.4M	0.02%	336
2024 Q3	$90.2M	Sell	3,107,858 -2,043,714	-40%	-$59.1M	0.01%	348
2024 Q2	$167M	Buy	5,151,572 +573,488	+13%	+$18.5M	0.03%	289
2024 Q1	$154M	Buy	4,578,084 +107,351	+2%	+$4.26M	0.03%	304
2023 Q4	$193M	Buy	4,470,733 +360,719	+9%	+$14M	0.03%	279
2023 Q3	$175M	Hold	4,110,014	–	–	0.03%	280
2023 Q2	$189M	Buy	+4,110,014	New	+$185M	0.04%	271

Other funds holding ATS

MCM

Mason Capital Management New York $607M AUM 1.77% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

TCAM

Turtle Creek Asset Management Toronto, Ontario, Canada $2.56B AUM 1.05% 1-Year Est. Return

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 1-Year Est. Return

BGC

Beutel, Goodman & Co Toronto, Ontario, Canada $13.6B AUM 17.82% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

FFH

Fairfax Financial Holdings Toronto, Ontario, Canada $2.64B AUM 24.46% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return

BAM

Burgundy Asset Management Toronto, Ontario, Canada $10.6B AUM 13.39% 1-Year Est. Return

AAM

ACK Asset Management Greenwich, Connecticut $856M AUM 70.44% 1-Year Est. Return

Capital World Investors's ATS Position: Q3 2025 in Review

Capital World Investors sold out of ATS Corp (ATS) in Q3 2025, closing a stake of 1,196,000 shares — an estimated $38.1M sold.

Capital World Investors first reported a position in ATS in Q2 2023 and held it in 9 quarters. The position peaked at $193M in Q4 2023. 116 funds tracked by Wall St. Rank hold ATS as of Q3 2025.

Capital World Investors reported no remaining ATS Corp position as of Q3 2025 after selling out during the quarter.
Capital World Investors sold 1,196,000 ATS Corp shares in Q3 2025, an estimated $38.1M.
Capital World Investors first reported a position in ATS Corp in Q2 2023 and held it in 9 quarters.
Capital World Investors's ATS Corp position peaked at $193M in Q4 2023.
116 funds tracked by Wall St. Rank held ATS Corp as of Q3 2025.

Based on Capital World Investors's 13F filing for Q3 2025, filed 13 Nov 2025.