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OKLO position history

The shares of Altc Acquisition (OKLO) that MAIRS & POWER INC reported in each quarter’s 13F.

Equity, COM CL A

Shares held by quarter

New Add Reduce Exit

  1. 2024 Q3: 14,000 shares, $113K, <0.01% of portfolio, New
  2. 2024 Q4: 14,410 shares, $306K, <0.01% of portfolio, Add +2.9%
  3. 2025 Q1: 15,971 shares, $345K, <0.01% of portfolio, Add +10.8%
  4. 2025 Q2: 15,971 shares, $894K, <0.01% of portfolio
  5. 2025 Q3: 15,971 shares, $1.8M, 0.02% of portfolio
  6. 2025 Q4: 15,561 shares, $1.1M, 0.01% of portfolio, Reduce −2.6%
  7. 2026 Q1: 15,561 shares, $772K, <0.01% of portfolio
  8. 2026 Q2: 15,561 shares, $814K, <0.01% of portfolio
Holdings date Value % of holdings Shares Filing date All 13F holders