Needham Investment Management’s Vicor VICR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$84M Sell
522,000
-47,775
-8% -$7.9M 4.29% 2
2025
Q4
$62.4M Sell
569,775
-71,675
-11% -$6.09M 3.95% 2
2025
Q3
$31.9M Sell
641,450
-64,050
-9% -$3.12M 2.22% 9
2025
Q2
$32M Sell
705,500
-68,500
-9% -$3.06M 2.55% 9
2025
Q1
$36.2M Sell
774,000
-100,000
-11% -$5.3M 3.39% 2
2024
Q4
$42.2M Sell
874,000
-32,439
-4% -$1.62M 3.26% 3
2024
Q3
$38.2M Buy
906,439
+21,439
+2% +$798K 2.93% 4
2024
Q2
$29.3M Buy
885,000
+105,000
+13% +$3.62M 2.41% 7
2024
Q1
$29.8M Buy
780,000
+235,100
+43% +$9.14M 2.77% 6
2023
Q4
$24.5M Buy
544,900
+86,050
+19% +$3.79M 3.09% 6
2023
Q3
$27M Buy
458,850
+3,350
+0.7% +$222K 4.6% 2
2023
Q2
$24.6M Buy
455,500
+47,000
+12% +$2.32M 4.05% 4
2023
Q1
$19.2M Buy
408,500
+66,000
+19% +$3.66M 3.31% 6
2022
Q4
$18.4M Buy
342,500
+28,000
+9% +$1.47M 3.33% 6
2022
Q3
$18.6M Sell
314,500
-1,000
-0.3% -$66K 3.64% 4
2022
Q2
$17.3M Buy
315,500
+24,750
+9% +$1.54M 3.23% 5
2022
Q1
$20.5M Buy
290,750
+71,250
+32% +$6.4M 2.97% 9
2021
Q4
$27.9M Sell
219,500
-4,350
-2% -$616K 3.5% 5
2021
Q3
$30M Sell
223,850
-6,000
-3% -$717K 4.01% 3
2021
Q2
$24.3M Hold
229,850
3.55% 4
2021
Q1
$19.5M Hold
229,850
2.67% 7
2020
Q4
$21.2M Sell
229,850
-750
-0.3% -$63K 3.56% 2
2020
Q3
$17.9M Sell
230,600
-10,500
-4% -$835K 3.58% 4
2020
Q2
$17.3M Sell
241,100
-63,650
-21% -$3.57M 3.71% 4
2020
Q1
$13.6M Buy
304,750
+14,750
+5% +$699K 3.84% 4
2019
Q4
$13.5M Sell
290,000
-12,500
-4% -$476K 3.69% 7
2019
Q3
$8.93M Buy
302,500
+144,000
+91% +$4.44M 2.87% 13
2019
Q2
$4.92M Buy
158,500
+47,825
+43% +$1.54M 1.62% 23
2019
Q1
$3.43M Buy
110,675
+24,948
+29% +$920K 1.17% 29
2018
Q4
$3.24M Buy
85,727
+2,000
+2% +$73.1K 1.22% 29
2018
Q3
$3.85M Hold
83,727
1.16% 30
2018
Q2
$3.65M Sell
83,727
-26,973
-24% -$1.04M 1.02% 32
2018
Q1
$3.16M Sell
110,700
-1,500
-1% -$32.2K 0.9% 35
2017
Q4
$2.34M Sell
112,200
-2,500
-2% -$56K 0.62% 48
2017
Q3
$2.71M Hold
114,700
0.69% 45
2017
Q2
$2.05M Buy
114,700
+20,000
+21% +$356K 0.55% 47
2017
Q1
$1.52M Buy
94,700
+3,773
+4% +$58.2K 0.39% 54
2016
Q4
$1.37M Sell
90,927
-18,773
-17% -$259K 0.35% 54
2016
Q3
$1.27M Hold
109,700
0.34% 54
2016
Q2
$1.1M Buy
109,700
+42,500
+63% +$423K 0.31% 56
2016
Q1
$704K Buy
67,200
+15,000
+29% +$129K 0.18% 73
2015
Q4
$476K Sell
52,200
-4,300
-8% -$41.4K 0.12% 82
2015
Q3
$577K Buy
56,500
+11,500
+26% +$119K 0.14% 80
2015
Q2
$549K Buy
45,000
+15,000
+50% +$220K 0.12% 84
2015
Q1
$456K Buy
30,000
+20,000
+200% +$258K 0.1% 93
2014
Q4
$121K Buy
+10,000
New +$118K 0.03% 113

Other funds holding VICR

Needham Investment Management's VICR Position: Q1 2026 in Review

Needham Investment Management reduced its Vicor (VICR) stake by 8.4% in Q1 2026, selling an estimated $7.9M and leaving 522,000 shares worth $84M. The position accounts for 4.29% of the portfolio, ranked #2.

Needham Investment Management first reported a position in VICR in Q4 2014 and has held it in 46 quarters since. 369 funds tracked by Wall St. Rank hold VICR as of Q1 2026.

  • Needham Investment Management held 522,000 shares of Vicor worth $84M as of Q1 2026.
  • Needham Investment Management sold 47,775 Vicor shares in Q1 2026, an estimated $7.9M.
  • Vicor made up 4.29% of Needham Investment Management's portfolio in Q1 2026, its #2 holding.
  • Needham Investment Management first reported a position in Vicor in Q4 2014 and has held it in 46 quarters since.
  • 369 funds tracked by Wall St. Rank held Vicor as of Q1 2026.

Based on Needham Investment Management's 13F filing for Q1 2026, filed 15 May 2026.