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
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 $5.72T AUM 30.48% 1-Year Est. Return
FL
Fourthstone LLC St Louis, Missouri $590M AUM 29.58% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
BFC
Banc Funds Company Chicago, Illinois $537M AUM 17.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return

Optiver Holding's ISTR Position: Q1 2026 in Review

Optiver Holding reduced its Investar Holding Corp (ISTR) stake by 40% in Q1 2026, selling an estimated $2.01K and leaving 106 shares worth $2.89K. The position accounts for ﹤0.01% of the portfolio, ranked #1682.

Optiver Holding first reported a position in ISTR in Q2 2021 and has held it in 6 quarters since. The position peaked at $20K in Q2 2021. 111 funds tracked by Wall St. Rank hold ISTR as of Q1 2026.

  • Optiver Holding held 106 shares of Investar Holding Corp worth $2.89K as of Q1 2026.
  • Optiver Holding sold 72 Investar Holding Corp shares in Q1 2026, an estimated $2.01K.
  • Investar Holding Corp made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #1682 holding.
  • Optiver Holding first reported a position in Investar Holding Corp in Q2 2021 and has held it in 6 quarters since.
  • Optiver Holding's Investar Holding Corp position peaked at $20K in Q2 2021.
  • 111 funds tracked by Wall St. Rank held Investar Holding Corp as of Q1 2026.

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