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
2025
Q4 		– Sell
-21,500
Closed -$2.32M – 1673
2025
Q3 		$2.32M Buy
+21,500
New +$2.14M ﹤0.01% 881
2025
Q2 		– Sell
-35,000
Closed -$2.27M – 1601
2025
Q1 		$2.27M Sell
35,000
-5,000
-13% -$414K 0.01% 837
2024
Q4 		$3.79M Buy
40,000
+19,700
+97% +$1.97M 0.01% 928
2024
Q3 		$1.8M Sell
20,300
-29,000
-59% -$2.17M ﹤0.01% 1163
2024
Q2 		$3.57M Buy
49,300
+36,500
+285% +$2.19M 0.01% 834
2024
Q1 		$776K Buy
+12,800
New +$702K ﹤0.01% 1300
2023
Q4 		– Sell
-137,000
Closed -$4.47M – 2217
2023
Q3 		$4.47M Buy
137,000
+25,000
+22% +$1.03M 0.01% 798
2023
Q2 		$5.71M Buy
+112,000
New +$4.16M 0.01% 733
2022
Q2 		– Sell
-3,100
Closed -$225K – 2936
2022
Q1 		$225K Buy
+3,100
New +$211K ﹤0.01% 2150
2021
Q1 		– Sell
-258,500
Closed -$19.6M – 1267
2020
Q4 		$19.6M Buy
+258,500
New +$15.3M 0.02% 533
2020
Q3 		– Sell
-24,100
Closed -$1.14M – 3051
2020
Q2 		$1.14M Buy
+24,100
New +$955K ﹤0.01% 1684
2019
Q3 		– Sell
-133,100
Closed -$4.87M – 2418
2019
Q2 		$4.87M Buy
+133,100
New +$4.86M 0.01% 739
2019
Q1 		– Sell
-200
Closed -$6K – 2867
2018
Q4 		$6K Buy
+200
New +$7.46K ﹤0.01% 2557
2018
Q3 		– Sell
-2,500
Closed -$109K – 2652
2018
Q2 		$109K Buy
+2,500
New +$110K ﹤0.01% 1470
2017
Q2 		– Sell
-2,100
Closed -$76K – 2449
2017
Q1 		$76K Buy
2,100
+2,000
+2,000% +$70.6K ﹤0.01% 2390
2016
Q4 		$3K Buy
+100
New +$2.85K ﹤0.01% 2886

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. 1,101 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.
  • 1,101 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.