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ROCKWOOD RESEARCH · A CORPORATE FILINGS WEBSITE|STRAIGHT FROM THE SOURCE · SEC EDGAR|SPONSOREDYour message on this tape — bid on the Rockwood Ad Exchange · Rockwood Ad Exchange|
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Lumentum Holdings Inc.

Communications Equipment, NEC · SIC 3669CIK 1633978Held by 15 tracked managersEDGAR filings ↗10-K/10-Q ↗

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i
15 managers · Q2 2026 13F
3.5%
+29.9%
3.3%
NEW
1.3%
(7.8%)
0.34%
+120.0%
0.24%
(1.6%)
0.13%
(32.3%)
0.08%
+2,315.8%
0.07%
+220.2%
0.06%
(51.4%)
0.05%
+75.9%
0.03%
(49.4%)
0.01%
+849.0%
0.01%
—
0.01%
(52.5%)
<0.01%
NEW

Weight = position value ÷ the manager's total 13F long-equity value in the same filing — one definition for every row. “1st obs.” marks a position with no earlier stored 13F to compare against — it is not shown as a purchase.