Optiver Holding
ISTR icon

Optiver Holding’s Investar Holding Corp ISTR Stock Holding History

Optiver Holding’s Portfolio ISTR Stock Details ISTR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.02K Sell
34
-72
-68% -$2.06K ﹤0.01% 2478
2026
Q1 		$2.89K Sell
106
-72
-40% -$2.01K ﹤0.01% 1682
2025
Q4 		$4.76K Hold
178
– – ﹤0.01% 1400
2025
Q3 		$4.13K Buy
+178
New +$4K ﹤0.01% 1914
2022
Q1 		– Sell
-856
Closed -$19K – 699
2021
Q4 		$19K Hold
856
– – ﹤0.01% 583
2021
Q3 		$19K Hold
856
– – ﹤0.01% 464
2021
Q2 		$20K Buy
+856
New +$18.9K ﹤0.01% 368

Other funds holding ISTR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
FL
Fourthstone LLC St Louis, Missouri $140M AUM 42.62% 1-Year Est. Return
BFC
Banc Funds Company Chicago, Illinois $605M AUM 26% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

Optiver Holding's ISTR Position: Q2 2026 in Review

Optiver Holding reduced its Investar Holding Corp (ISTR) stake by 68% in Q2 2026, selling an estimated $2.06K and leaving 34 shares worth $1.02K. The position accounts for ﹤0.01% of the portfolio, ranked #2478.

Optiver Holding first reported a position in ISTR in Q2 2021 and has held it in 7 quarters since. The position peaked at $20K in Q2 2021. 122 funds tracked by Wall St. Rank hold ISTR as of Q2 2026.

  • Optiver Holding held 34 shares of Investar Holding Corp worth $1.02K as of Q2 2026.
  • Optiver Holding sold 72 Investar Holding Corp shares in Q2 2026, an estimated $2.06K.
  • Investar Holding Corp made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #2478 holding.
  • Optiver Holding first reported a position in Investar Holding Corp in Q2 2021 and has held it in 7 quarters since.
  • Optiver Holding's Investar Holding Corp position peaked at $20K in Q2 2021.
  • 122 funds tracked by Wall St. Rank held Investar Holding Corp as of Q2 2026.

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