Optiver Holding’s CEMIG Preferred Shares CIG Stock Holding History

Optiver Holding’s Portfolio CIG Stock Details CIG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$401K	Buy	+191,139	New	+$445K	﹤0.01%	783
2025 Q3	–	Sell	-47,646	Closed	-$93.4K	–	2714
2025 Q2	$93.4K	Sell	47,646 -294,807	-86%	-$539K	﹤0.01%	544
2025 Q1	$603K	Buy	+342,453	New	+$637K	﹤0.01%	331
2024 Q4	–	Sell	-11,042	Closed	-$22.7K	–	1059
2024 Q3	$22.7K	Sell	11,042 -217,954	-95%	-$435K	﹤0.01%	647
2024 Q2	$403K	Sell	228,996 -183,508	-44%	-$351K	﹤0.01%	472
2024 Q1	$784K	Buy	412,504 +394,399	+2,178%	+$707K	﹤0.01%	432
2023 Q4	$32.3K	Sell	18,105 -1,989,462	-99%	-$3.6M	﹤0.01%	430
2023 Q3	$3.74M	Sell	2,007,567 -383,909	-16%	-$741K	﹤0.01%	334
2023 Q2	$4.84M	Buy	2,391,476 +336,234	+16%	+$631K	﹤0.01%	308
2023 Q1	$3.54M	Buy	2,055,242 +1,036,874	+102%	+$1.65M	﹤0.01%	337
2022 Q4	$1.59M	Buy	+1,018,368	New	+$1.64M	﹤0.01%	312
2022 Q3	–	Sell	-323,227	Closed	-$502K	–	399
2022 Q2	$502K	Sell	323,227 -1,063,852	-77%	-$1.86M	﹤0.01%	250
2022 Q1	$2.64M	Sell	1,387,079 -3,389,610	-71%	-$5.13M	﹤0.01%	191
2021 Q4	$7.03M	Buy	4,776,689 +1,739,369	+57%	+$2.5M	0.01%	180
2021 Q3	$4.53M	Sell	3,037,320 -690,614	-19%	-$970K	﹤0.01%	166
2021 Q2	$5.25M	Buy	3,727,934 +3,119,803	+513%	+$4.31M	0.01%	137
2021 Q1	$733K	Buy	+608,131	New	+$778K	﹤0.01%	159

Other funds holding CIG

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

TCMG

TSP Capital Management Group Summit, New Jersey $418M AUM 68.45% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

CGH

Crossmark Global Holdings Houston, Texas $7.71B AUM 37.66% 1-Year Est. Return

Mangrove Partners Greenwich, Connecticut $1.52B AUM 36.54% 1-Year Est. Return

Optiver Holding's CIG Position: Q2 2026 in Review

Optiver Holding opened a new position in CEMIG Preferred Shares (CIG) in Q2 2026: 191,139 shares worth $401K. The stake represents ﹤0.01% of the portfolio and ranks #783 among its holdings. This is a return to the name: Optiver Holding previously reported a position in CIG as recently as Q2 2025.

Optiver Holding first reported a position in CIG in Q1 2021 and has held it in 17 quarters since. The position peaked at $7.03M in Q4 2021. 206 funds tracked by Wall St. Rank hold CIG as of Q2 2026.

Optiver Holding held 191,139 shares of CEMIG Preferred Shares worth $401K as of Q2 2026.
CEMIG Preferred Shares was a new Optiver Holding position in Q2 2026.
CEMIG Preferred Shares made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #783 holding.
Optiver Holding first reported a position in CEMIG Preferred Shares in Q1 2021 and has held it in 17 quarters since.
Optiver Holding's CEMIG Preferred Shares position peaked at $7.03M in Q4 2021.
206 funds tracked by Wall St. Rank held CEMIG Preferred Shares as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.