Optiver Holding
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Optiver Holding’s Grayscale Bitcoin Trust GBTC Stock Holding History

Optiver Holding’s Portfolio GBTC Stock Details GBTC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.64M Buy
101,900
+46,700
+85% +$2.6M ﹤0.01% 472
2026
Q1 		$2.91M Buy
55,200
+48,600
+736% +$2.89M ﹤0.01% 481
2025
Q4 		$451K Buy
+6,600
New +$517K ﹤0.01% 595

Other funds holding GBTC

HKAM
Horizon Kinetics Asset Management New York $8.82B AUM 23.05% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return
VF
Virtu Financial New York $3.18B AUM 65.92% 1-Year Est. Return
MRI
Mad River Investors Boston, Massachusetts $268M AUM 31.54% 1-Year Est. Return
ECM
EagleClaw Capital Management Boston, Massachusetts $745M AUM 23.99% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
MC
Moors & Cabot Boston, Massachusetts $2.57B AUM 37.84% 1-Year Est. Return
Mariner
Mariner Overland Park, Kansas $95.2B AUM 32.92% 1-Year Est. Return

Optiver Holding's GBTC Position: Q2 2026 in Review

Optiver Holding reduced its Grayscale Bitcoin Trust (GBTC) stake by 46% in Q2 2026, selling an estimated $631K and leaving 13,143 shares worth $598K. The position accounts for ﹤0.01% of the portfolio, ranked #724.

Optiver Holding first reported a position in GBTC in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.29M in Q1 2026. 598 funds tracked by Wall St. Rank hold GBTC as of Q2 2026.

  • Optiver Holding held 13,143 shares of Grayscale Bitcoin Trust worth $598K as of Q2 2026.
  • Optiver Holding sold 11,320 Grayscale Bitcoin Trust shares in Q2 2026, an estimated $631K.
  • Grayscale Bitcoin Trust made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #724 holding.
  • Optiver Holding first reported a position in Grayscale Bitcoin Trust in Q4 2025 and has held it in 3 quarters since.
  • Optiver Holding's Grayscale Bitcoin Trust position peaked at $1.29M in Q1 2026.
  • 598 funds tracked by Wall St. Rank held Grayscale Bitcoin Trust as of Q2 2026.

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