William Blair & Company
LITE icon

William Blair & Company’s Lumentum LITE Stock Holding History

William Blair & Company’s Portfolio LITE Stock Details LITE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.08M Buy
4,753
+1,245
+35% +$1.11M 0.01% 572
2026
Q1 		$2.46M Sell
3,508
-103
-3% -$56.6K 0.01% 671
2025
Q4 		$1.33M Buy
3,611
+491
+16% +$126K ﹤0.01% 861
2025
Q3 		$508K Hold
3,120
– – ﹤0.01% 1111
2025
Q2 		$297K Buy
+3,120
New +$221K ﹤0.01% 1269
2025
Q1 		– Sell
-3,131
Closed -$263K – 1845
2024
Q4 		$263K Buy
+3,131
New +$244K ﹤0.01% 1336
2020
Q3 		– Sell
-1,506
Closed -$123K – 1754
2020
Q2 		$123K Hold
1,506
– – ﹤0.01% 1339
2020
Q1 		$111K Buy
1,506
+159
+12% +$12.5K ﹤0.01% 1287
2019
Q4 		$107K Buy
+1,347
New +$88.2K ﹤0.01% 1399

Other funds holding LITE

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

William Blair & Company's LITE Position: Q2 2026 in Review

William Blair & Company increased its Lumentum (LITE) stake by 35% in Q2 2026, buying an estimated $1.11M and bringing the position to 4,753 shares worth $4.08M. The position accounts for 0.01% of the portfolio, ranked #572.

William Blair & Company first reported a position in LITE in Q4 2019 and has held it in 9 quarters since. 1,318 funds tracked by Wall St. Rank hold LITE as of Q2 2026.

  • William Blair & Company held 4,753 shares of Lumentum worth $4.08M as of Q2 2026.
  • William Blair & Company bought 1,245 Lumentum shares in Q2 2026, an estimated $1.11M.
  • Lumentum made up 0.01% of William Blair & Company's portfolio in Q2 2026, its #572 holding.
  • William Blair & Company first reported a position in Lumentum in Q4 2019 and has held it in 9 quarters since.
  • 1,318 funds tracked by Wall St. Rank held Lumentum as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.