Optiver Holding’s Choiceone Financial COFS Stock Holding History

Optiver Holding’s Portfolio COFS Stock Details COFS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$4.11K	Buy	146 +24	+20%	+$688	﹤0.01%	1508
2025 Q4	$3.6K	Hold	122	–	–	﹤0.01%	1609
2025 Q3	$3.53K	Buy	+122	New	+$3.64K	﹤0.01%	2064
2022 Q1	–	Sell	-411	Closed	-$10K	–	574
2021 Q4	$10K	Hold	411	–	–	﹤0.01%	700
2021 Q3	$10K	Hold	411	–	–	﹤0.01%	564
2021 Q2	$10K	Buy	+411	New	+$10.2K	﹤0.01%	451

Other funds holding COFS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return

ProShare Advisors Bethesda, Maryland $67.5B AUM 28.09% 1-Year Est. Return

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return

Optiver Holding's COFS Position: Q1 2026 in Review

Optiver Holding increased its Choiceone Financial (COFS) stake by 20% in Q1 2026, buying an estimated $688 and bringing the position to 146 shares worth $4.11K. The position accounts for ﹤0.01% of the portfolio, ranked #1508.

Optiver Holding first reported a position in COFS in Q2 2021 and has held it in 6 quarters since. The position peaked at $10K in Q4 2021. 119 funds tracked by Wall St. Rank hold COFS as of Q1 2026.

Optiver Holding held 146 shares of Choiceone Financial worth $4.11K as of Q1 2026.
Optiver Holding bought 24 Choiceone Financial shares in Q1 2026, an estimated $688.
Choiceone Financial made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #1508 holding.
Optiver Holding first reported a position in Choiceone Financial in Q2 2021 and has held it in 6 quarters since.
Optiver Holding's Choiceone Financial position peaked at $10K in Q4 2021.
119 funds tracked by Wall St. Rank held Choiceone Financial as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.