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GAMCO Investors’s M-tron Industries MPTI Stock Holding History

GAMCO Investors’s Portfolio MPTI Stock Details MPTI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$11.3M Sell
168,400
-5,860
-3% -$374K 0.11% 225
2025
Q4 		$9.27M Buy
174,260
+32,760
+23% +$1.73M 0.09% 245
2025
Q3 		$7.85M Sell
141,500
-3,000
-2% -$134K 0.08% 269
2025
Q2 		$6.07M Sell
144,500
-3,800
-3% -$183K 0.06% 321
2025
Q1 		$6.61M Sell
148,300
-6,400
-4% -$304K 0.07% 281
2024
Q4 		$7.49M Sell
154,700
-16,500
-10% -$905K 0.08% 269
2024
Q3 		$7.14M Sell
171,200
-16,200
-9% -$562K 0.07% 280
2024
Q2 		$6.6M Sell
187,400
-2,600
-1% -$79.5K 0.07% 283
2024
Q1 		$5.7M Sell
190,000
-10,000
-5% -$376K 0.06% 312
2023
Q4 		$7.14M Sell
200,000
-60,000
-23% -$1.78M 0.08% 271
2023
Q3 		$4.6M Sell
260,000
-10,968
-4% -$164K 0.05% 332
2023
Q2 		$3.01M Buy
270,968
+32,500
+14% +$386K 0.03% 412
2023
Q1 		$2.56M Hold
238,468
– – 0.03% 436
2022
Q4 		$2.09M Buy
+238,468
New +$2.45M 0.02% 467

Other funds holding MPTI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
NCGI
Next Century Growth Investors Plymouth, Minnesota $1.38B AUM 102.34% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return
PIP
Palisades Investment Partners Santa Monica, California $255M AUM 50.52% 1-Year Est. Return
ACM
Archon Capital Management Seattle, Washington $177M AUM 108.05% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $37.7B AUM 34.44% 1-Year Est. Return
AC
Aristides Capital Louisville, Kentucky $462M AUM 28.94% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

GAMCO Investors's MPTI Position: Q1 2026 in Review

GAMCO Investors reduced its M-tron Industries (MPTI) stake by 3.4% in Q1 2026, selling an estimated $374K and leaving 168,400 shares worth $11.3M. The position accounts for 0.11% of the portfolio, ranked #225.

GAMCO Investors first reported a position in MPTI in Q4 2022 and has held it in 14 quarters since. 97 funds tracked by Wall St. Rank hold MPTI as of Q1 2026.

  • GAMCO Investors held 168,400 shares of M-tron Industries worth $11.3M as of Q1 2026.
  • GAMCO Investors sold 5,860 M-tron Industries shares in Q1 2026, an estimated $374K.
  • M-tron Industries made up 0.11% of GAMCO Investors's portfolio in Q1 2026, its #225 holding.
  • GAMCO Investors first reported a position in M-tron Industries in Q4 2022 and has held it in 14 quarters since.
  • 97 funds tracked by Wall St. Rank held M-tron Industries as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.