William Blair & Company
COHR icon

William Blair & Company’s Coherent COHR Stock Holding History

William Blair & Company’s Portfolio COHR Stock Details COHR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.91M Buy
8,013
+877
+12% +$201K 0.01% 741
2025
Q4 		$1.32M Buy
7,136
+2,336
+49% +$349K ﹤0.01% 864
2025
Q3 		$517K Buy
4,800
+26
+0.5% +$2.59K ﹤0.01% 1105
2025
Q2 		$426K Buy
4,774
+24
+0.5% +$1.73K ﹤0.01% 1141
2025
Q1 		$308K Sell
4,750
-80
-2% -$6.63K ﹤0.01% 1249
2024
Q4 		$458K Buy
4,830
+1,670
+53% +$167K ﹤0.01% 1127
2024
Q3 		$281K Buy
+3,160
New +$236K ﹤0.01% 1310
2022
Q3 		– Sell
-450
Closed -$23K – 1833
2022
Q2 		$23K Buy
450
+128
+40% +$7.8K ﹤0.01% 1704
2022
Q1 		$23K Sell
322
-486
-60% -$33.1K ﹤0.01% 1776
2021
Q4 		$55K Buy
808
+40
+5% +$2.52K ﹤0.01% 1764
2021
Q3 		$46K Buy
768
+50
+7% +$3.26K ﹤0.01% 1693
2021
Q2 		$52K Buy
718
+100
+16% +$7.04K ﹤0.01% 1690
2021
Q1 		$42K Sell
618
-463
-43% -$38K ﹤0.01% 1680
2020
Q4 		$82K Buy
1,081
+799
+283% +$47.3K ﹤0.01% 1572
2020
Q3 		$11K Hold
282
– – ﹤0.01% 1624
2020
Q2 		$13K Buy
282
+1
+0.4% +$40 ﹤0.01% 1570
2020
Q1 		$8K Hold
281
– – ﹤0.01% 1570
2019
Q4 		$9K Buy
+281
New +$8.96K ﹤0.01% 1637
2018
Q4 		– Sell
-14,558
Closed -$689K – 1677
2018
Q3 		$689K Buy
14,558
+2,353
+19% +$107K ﹤0.01% 851
2018
Q2 		$530K Buy
+12,205
New +$539K ﹤0.01% 925

Other funds holding COHR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
NC
Nvidia Corp Santa Clara, California $18.4B AUM 362.26% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
WAM
WT Asset Management Hong Kong $4.77B AUM 334.05% 1-Year Est. Return

William Blair & Company's COHR Position: Q1 2026 in Review

William Blair & Company increased its Coherent (COHR) stake by 12% in Q1 2026, buying an estimated $201K and bringing the position to 8,013 shares worth $1.91M. The position accounts for 0.01% of the portfolio, ranked #741.

William Blair & Company first reported a position in COHR in Q2 2018 and has held it in 20 quarters since. 1,100 funds tracked by Wall St. Rank hold COHR as of Q1 2026.

  • William Blair & Company held 8,013 shares of Coherent worth $1.91M as of Q1 2026.
  • William Blair & Company bought 877 Coherent shares in Q1 2026, an estimated $201K.
  • Coherent made up 0.01% of William Blair & Company's portfolio in Q1 2026, its #741 holding.
  • William Blair & Company first reported a position in Coherent in Q2 2018 and has held it in 20 quarters since.
  • 1,100 funds tracked by Wall St. Rank held Coherent as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.