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COHR position history

The shares of Coherent (COHR) that Shannon River Fund Management LLC reported in each quarter’s 13F.

Equity, COM

Shares held by quarter

New Add Reduce Exit

  1. 2025 Q2: 445,440 shares, $40M, 5.3% of portfolio, New
  2. 2025 Q3: 89,256 shares, $9.6M, 1.5% of portfolio, Reduce −80.0%
  3. 2025 Q4: 167,918 shares, $31M, 4.9% of portfolio, Add +88.1%
  4. 2026 Q1: 87,905 shares, $21M, 4.0% of portfolio, Reduce −47.7%
  5. 2026 Q2: 129,283 shares, $51M, 4.6% of portfolio, Add +47.1%
Holdings date Value % of holdings Shares Filing date All 13F holders