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L.J. Altfest & Co’s Allegro MicroSystems ALGM Stock Holding History

L.J. Altfest & Co’s Portfolio ALGM Stock Details ALGM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$888K Buy
28,167
+11,880
+73% +$409K 0.1% 153
2025
Q4 		$430K Buy
+16,287
New +$448K 0.05% 242
2021
Q2 		– Sell
-8,239
Closed -$209K – 269
2021
Q1 		$209K Buy
+8,239
New +$236K 0.05% 256

Other funds holding ALGM

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
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

L.J. Altfest & Co's ALGM Position: Q1 2026 in Review

L.J. Altfest & Co increased its Allegro MicroSystems (ALGM) stake by 73% in Q1 2026, buying an estimated $409K and bringing the position to 28,167 shares worth $888K. The position accounts for 0.1% of the portfolio, ranked #153.

L.J. Altfest & Co first reported a position in ALGM in Q1 2021 and has held it in 3 quarters since. 320 funds tracked by Wall St. Rank hold ALGM as of Q1 2026.

  • L.J. Altfest & Co held 28,167 shares of Allegro MicroSystems worth $888K as of Q1 2026.
  • L.J. Altfest & Co bought 11,880 Allegro MicroSystems shares in Q1 2026, an estimated $409K.
  • Allegro MicroSystems made up 0.1% of L.J. Altfest & Co's portfolio in Q1 2026, its #153 holding.
  • L.J. Altfest & Co first reported a position in Allegro MicroSystems in Q1 2021 and has held it in 3 quarters since.
  • 320 funds tracked by Wall St. Rank held Allegro MicroSystems as of Q1 2026.

Based on L.J. Altfest & Co's 13F filing for Q1 2026, filed 28 Apr 2026.