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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
Q2 		$20M Buy
201,280
+32,880
+20% +$2.62M 0.18% 162
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

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
NCGI
Next Century Growth Investors Plymouth, Minnesota $1.89B AUM 151.53% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PIP
Palisades Investment Partners Santa Monica, California $352M AUM 76.79% 1-Year Est. Return

GAMCO Investors's MPTI Position: Q2 2026 in Review

GAMCO Investors increased its M-tron Industries (MPTI) stake by 20% in Q2 2026, buying an estimated $2.62M and bringing the position to 201,280 shares worth $20M. The position accounts for 0.18% of the portfolio, ranked #162.

GAMCO Investors first reported a position in MPTI in Q4 2022 and has held it in 15 quarters since. 118 funds tracked by Wall St. Rank hold MPTI as of Q2 2026.

  • GAMCO Investors held 201,280 shares of M-tron Industries worth $20M as of Q2 2026.
  • GAMCO Investors bought 32,880 M-tron Industries shares in Q2 2026, an estimated $2.62M.
  • M-tron Industries made up 0.18% of GAMCO Investors's portfolio in Q2 2026, its #162 holding.
  • GAMCO Investors first reported a position in M-tron Industries in Q4 2022 and has held it in 15 quarters since.
  • 118 funds tracked by Wall St. Rank held M-tron Industries as of Q2 2026.

Based on GAMCO Investors's 13F filing for Q2 2026, filed 12 Aug 2026.