Parallax Volatility Advisers
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Parallax Volatility Advisers’s Coherent COHR Stock Holding History

Parallax Volatility Advisers’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 		$3.88M Sell
16,300
-1,200
-7% -$275K 0.01% 643
2025
Q4 		$3.23M Hold
17,500
– – 0.01% 803
2025
Q3 		$1.89M Buy
17,500
+12,500
+250% +$1.25M ﹤0.01% 945
2025
Q2 		$446K Hold
5,000
– – ﹤0.01% 1206
2025
Q1 		$325K Hold
5,000
– – ﹤0.01% 1263
2024
Q4 		$474K Sell
5,000
-12,100
-71% -$1.21M ﹤0.01% 1519
2024
Q3 		$1.52M Buy
17,100
+2,100
+14% +$157K ﹤0.01% 1227
2024
Q2 		$1.09M Buy
15,000
+10,000
+200% +$601K ﹤0.01% 1234
2024
Q1 		$303K Buy
+5,000
New +$274K ﹤0.01% 1495
2022
Q2 		– Sell
-5,900
Closed -$428K – 2938
2022
Q1 		$428K Buy
+5,900
New +$401K ﹤0.01% 1952
2019
Q3 		– Sell
-2,500
Closed -$91K – 2419
2019
Q2 		$91K Buy
+2,500
New +$91.2K ﹤0.01% 1874
2019
Q1 		– Sell
-27,200
Closed -$883K – 2869
2018
Q4 		$883K Buy
+27,200
New +$1.01M ﹤0.01% 1354
2017
Q2 		– Sell
-20,700
Closed -$747K – 2451
2017
Q1 		$747K Buy
20,700
+20,100
+3,350% +$710K ﹤0.01% 1297
2016
Q4 		$18K Sell
600
-1,400
-70% -$39.9K ﹤0.01% 2702
2016
Q3 		$49K Buy
+2,000
New +$42.3K ﹤0.01% 2375
2015
Q3 		– Sell
-4,000
Closed -$76K – 2969
2015
Q2 		$76K Hold
4,000
– – ﹤0.01% 2376
2015
Q1 		$73K Hold
4,000
– – ﹤0.01% 2734
2014
Q4 		$55K Buy
+4,000
New +$52K ﹤0.01% 3890
2013
Q4 		– Sell
-300
Closed -$6K – 3362
2013
Q3 		$6K Buy
+300
New +$5.58K ﹤0.01% 2729

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

Parallax Volatility Advisers's COHR Position: Q1 2026 in Review

Parallax Volatility Advisers reduced its Coherent (COHR) stake by 90% in Q1 2026, selling an estimated $5.52M and leaving 2,741 shares worth $653K. The position accounts for ﹤0.01% of the portfolio, ranked #1016.

Parallax Volatility Advisers first reported a position in COHR in Q2 2013 and has held it in 24 quarters since. The position peaked at $5.83M in Q4 2024. 1,100 funds tracked by Wall St. Rank hold COHR as of Q1 2026.

  • Parallax Volatility Advisers held 2,741 shares of Coherent worth $653K as of Q1 2026.
  • Parallax Volatility Advisers sold 24,111 Coherent shares in Q1 2026, an estimated $5.52M.
  • Coherent made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #1016 holding.
  • Parallax Volatility Advisers first reported a position in Coherent in Q2 2013 and has held it in 24 quarters since.
  • Parallax Volatility Advisers's Coherent position peaked at $5.83M in Q4 2024.
  • 1,100 funds tracked by Wall St. Rank held Coherent as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.